Products

NX1P2

  • NX1P2-1040DT Omron PLC Unit
  • Build In 24 Input / 16 Output
  • Program Using Sysmac Studio
  • No battery, no maintenance. No need for homing sequence improving machine uptime
  • 23 bit high resolution encoder as standard
  • Improved loop control for low overshoot and quick settling time
  • Safety function: STO

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Product Description

Introducing the NX1P2-1040DT Omron PLC Unit, featuring a built-in configuration of 24 inputs and 16 outputs, seamlessly programmable via Sysmac Studio. This innovative unit operates without the need for batteries or regular maintenance, ensuring uninterrupted production and eliminating homing sequences for enhanced machine uptime. Equipped with a 23-bit high-resolution encoder as standard, it delivers precise control with low overshoot and rapid settling time, optimizing performance. Additionally, it incorporates a Safety Torque Off (STO) function, prioritizing operational safety.

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Electrical and Mechanical Specifications

 

Item Specification
Model NX1P2-1[]40DT[] NX1P2-9024DT[]
Enclosure Mounted in a panel
Dimensions (mm) *1 154 × 100 × 71 mm (W×H×D) 130 × 100 × 71 mm (W×H×D)
Weight *2 NX1P2-1[]40DT: 650 g
NX1P2-1[]40DT1: 660 g
NX1P2-9024DT: 590 g
NX1P2-9024DT1: 590 g
Unit power
supply
Power supply voltage 24 VDC (20.4 to 28.8 VDC)
Unit power consumption *3 NX1P2-1[]40DT: 7.05 W
NX1P2-1[]40DT1: 6.85 W
NX1P2-9024DT: 6.70 W
NX1P2-9024DT1: 6.40 W
Inrush current *4 For cold start at room temperature:
10 A max./0.1 ms max.
and
2.5 A max./150 ms max.
Current capacity of power
supply terminal *5
4 A max.
Isolation method No isolation: between the Unit power supply terminal and internal
circuit
Power supply
to the NX
Unit power
supply
NX Unit power supply
capacity
10 W max.
NX Unit power supply
efficiency
0.8
Isolation method No isolation: between the Unit power supply terminal and NX Unit
power supply
I/O Power Supply to NX Units Not provided *6
External
connection
terminals
Communication connector RJ45 for EtherNet/IP Communications × 1
RJ45 for EtherCAT Communications × 1
Screwless clamping terminal
block
For Unit power supply input, grounding, and input signal: 1 (Removable)
For output signal: 1 (Removable)
Output terminal (service
supply)
Not provided
RUN output terminal Not provided
NX bus connector 8 NX Units can be connected
Option board slot 2 1

 

 

*1. Includes the End Cover, and does not include projecting parts.
*2. Includes the End Cover. The weight of the End Cover is 82 g.
*3. Includes the SD Memory Card and Option Board. The NX Unit power consumption to NX Units is not included.
*4. The inrush current may vary depending on the operating condition and other conditions. Therefore, select fuses,
breakers, and external power supply devices that have enough margin in characteristic and capacity, considering the
condition under which the devices are used.
*5. The amount of current that can be passed constantly through the terminal. Do no exceed this current value when you
use a through-wiring for the Unit power supply.
*6. When the type of the I/O power supply to NX Units you use is the supply from NX bus, an Additional I/O Power Supply
Unit is required. The maximum I/O power supply current from an Additional I/O Power Supply Unit is 4 A. Refer to the
NX-series NX1P2 CPU Unit Hardware User’s Manual (Cat. No. W578) for details.

 

General Specifications

 

Item Specification
Enclosure Mounted in a panel
Grounding method Ground to less than 100 Ω.
Operating
environment
Ambient operating
temperature
0 to 55°C
Ambient operating
humidity
10% to 95% (with no condensation)
Atmosphere Must be free from corrosive gases.
Ambient storage
temperature
-25 to 70°C (excluding battery)
Altitude 2,000 m max.
Pollution degree 2 or less: Meets IEC 61010-2-201.
Noise immunity 2 kV on power supply line (Conforms to IEC 61000-4-4.)
Overvoltage
category
Category II: Meets IEC 61010-2-201.
EMC immunity
level
Zone B
Vibration
resistance
Conforms to IEC 60068-2-6.
5 to 8.4 Hz with 3.5-mm amplitude, 8.4 to 150 Hz, acceleration of 9.8 m/s2
100 min each in X, Y, and Z directions (10 sweeps of 10 min each = 100 min total)
Shock resistance Conforms to IEC 60068-2-27.
147 m/s2, 3 times in X, Y, and Z directions
Battery Life 5 years (Power ON time rate 0% (power OFF))
Model CJ1W-BAT01 (sold separately)
Applicable standards *1 cULus, EU, UKCA, RCM, KC, NK, LR

 

*1 Consult your OMRON representative for the most recent applicable standards for each model.

Performance Specifications

 

Item NX1P2-
11[][][][]/
11[][][][]1
10[][][][]/
10[][][][]1
90[][][][]/
90[][][][]1
Processing
time
Instruction
execution
times
LD instruction 3.3 ns
Math instructions (for long
real data)
70 ns or more
Pro-
gramming
Program
capacity
*1
Size 1.5 MB
Quantity Number of POU
definitions
450
Number of POU
Instances
1,800
Memory
capacity for
variables *2
Retain
attributes
Size 32 kB
Number of
variables
5,000
No Retain
attributes
Size 2 MB
Number of
variables
90,000
Data types Number of data types 1,000
Memory for
CJ-series
Units (Can
be specified
with AT
specifica-
tions for
variables.)
CIO Area 0 to 6,144 channel (0 to 6,143) *3
Work Area 0 to 512 channel (W0 to W511) *3
Holding Area 0 to 1,536 channel (H0 to H1,535) *4
DM Area 0 to 16,000 channel (D0 to F15,999) *4
EM Area
Motion
control
Number of
controlled
axes *5
Maximum number of
controlled axes
12 axes 10 axes 4 axes
Motion control
axes
8 axes 6 axes
Single-axis
position
control axes
4 axes 4 axes 4 axes
Maximum number of used
real axes
8 axes 6 axes 4 axes
Used motion
control servo
axes
4 axes 2 axes
Used single-
axis position
control servo
axes
4 axes 4 axes 4 axes
Maximum number of axes
for linear interpolation axis
control
4 axes per axes group
Number of axes for circular
interpolation axis control
2 axes per axes group
Maximum number of axes groups 8 axes groups
Motion control period Same as the period for primary periodic task
Cams Number of
cam data
points
Maximum points
per cam table
65,535 points
Maximum points
for all cam
tables
262,140 points
Maximum number of cam
tables
80 tables
Position units Pulse, mm, μm, nm, degree, and inch
Override factors 0.00% or 0.01% to 500.00%
Built-in
EtherNet/IP
port
Number of ports 1
Physical layer 10BASE-T, 100BASE-TX
Frame length 1,514 bytes max.
Media access method CSMA/CD
Modulation Baseband
Topology Star
Baud rate 100 Mbps/s (100BASE-TX)
Transmission media STP (shielded, twisted-pair) cable of Ethernet category 5,
5e or higher
Maximum transmission distance between
Ethernet switch and node
100 m
Maximum number of cascade
connections
There are no restrictions if an Ethernet switch is used.
CIP
service:
Tag data
links (cyclic
communi-
cations)
Maximum number of
connections
32
Packet interval *6 Can be set for each connection.
2 to 10,000 ms in 1-ms increments
Permissible
communications band
3,000 pps *7 (including heartbeat)
Maximum number of tag
sets
32
Tag types Network variables
CIO/WR/HR/DM
Number of tags per con-
nection (i.e., per tag set)
8 (7 tags if Controller status is included in the tag set.)
Maximum number of tags 256
Maximum link data size per
node (total size for all
tags)
19,200 bytes
Maximum data size per
connection
600 bytes
Maximum number of
registrable tag sets
32
(1 connection = 1 tag set)
Maximum tag set size 600 bytes
(Two bytes are used if Controller status is included in the
tag set.)
Multi-cast packet filter *8 Supported.
CIP
message
service:
Explicit
messages
Class 3 (number of
connections)
32
(clients plus server)
UCMM
(non-
connec-
tion type)
Maximum
number of
clients that can
communicate
at one time
32
Maximum
number of
servers that
can
communicate
at one time
32
Number of TCP sockets 30
Secure
Socket
Service
Maximum number of
Secure Socket
30
TLS Version 1.2
Built-in
EtherCAT
port
Communications standard IEC 61158 Type12
EtherCAT master specifications Class B (Feature Pack Motion Control compliant)
Physical layer 100BASE-TX
Modulation Baseband
Baud rate 100 Mbps (100BASE-TX)
Duplex mode Auto
Topology Line, daisy chain, branching and ring *9
Transmission media Twisted-pair cable of category 5 or higher
(double-shielded straight cable with aluminum tape and
braiding)
Maximum transmission distance between
nodes
100 m
Maximum number of slaves 16
Range of node addresses that can be set 1 to 192
Maximum process data size Input: 1,434 bytes
Output: 1,434 bytes *10
Maximum process data size per slave Input: 1,434 bytes
Output: 1,434 bytes
Communications cycle 2,000 μs to 8,000 μs in 250-μs increments
Sync jitter 1 μs max.
Serial
Communi-
cations
(Serial
Communi-
cations
Option
Board)
Communications method half duplex
Synchronization Start-stop
Baud rate 1.2/2.4/4.8/9.6/19.2/38.4/57.6/115.2 kbps
Transmission distance Depends on Option Board.
Supported protocol Host link, Modbus-RTU master, and no-protocol
Unit con-
figuration
Maximum
number of
connectable
Units
Maximum number of NX
Units that can be mounted
to the CPU Unit
8
Maximum number of NX
Units for entire controller
24
On CPU Rack: 8
On EtherCAT Slave Terminals: 16
Power
supply
Model A non-isolated power supply for DC input is built into the
CPU Unit.
Power OFF detection time 2 to 8 ms
Option
Board
Number of slots 2 2 1
Built-in I/O Input Number of points 24 24 14
Output Number of points 16 16 10
Load short-circuit
protection
11[][]DT/10[][]DT/9024DT: Not provided (NPN)
11[][]DT1/10[][]DT1/9024DT1: Provided (PNP)
Internal
clock
Accuracy At ambient temperature of 55°C: -3.5 to 0.5 min error
per month
At ambient temperature of 25°C: -1.5 to 1.5 min error
per month
At ambient temperature of 0°C: -3 to 1 min error per
month
Retention time of built-in capacitor At ambient temperature of 40°C: 10 days

 

 

*1. Execution objects and variable tables (including variable names)
*2. Memory used for CJ-series Units is included.
*3. The value can be set in 1 ch increments. The value is included in the total size of variables without a Retain attribute.
*4. The value can be set in 1 ch increments. The value is included in the total size of variables with a Retain attribute.
*5. Refer to the NJ/NX-series CPU Unit Motion Control User’s Manual (Cat. No. W507) for the description of this term.
*6. Data will be refreshed at the set interval, regardless of the number of nodes.
*7. “pps” means packets per second, i.e., the number of communications packets that can be sent or received in one
second.
*8. As the EtherNet/IP port implements the IGMP client, unnecessary multi-cast packets can be filtered by using an
Ethernet switch that supports IGMP Snooping.
*9. Ring topology is supported with the project version 1.40 or later.
Slaves on a ring topology should support a ring topology. If Omron slaves, please see the user’s manual of slaves.
*10.For project unit version earlier than 1.40, the data must be within one frame.

 

Function Specifications

 

Item NX1P2
Tasks Function I/O refresh and the user program are executed in units
that are called tasks. Tasks are used to specify
execution conditions and execution priority.
Periodi-
cally
Executed
Tasks
Maximum Number
of Primary
Periodic Tasks
1
Maximum Number
of Periodic Tasks
2
Condi-
tionally
Executed
Tasks
Maximum Number
of Event Tasks
32
Execution
Condition
When Activate Event Task instruction is executed or
when condition expression for variable is met
Setup System Service Monitoring
Settings
Not supported
Pro-
gramming
POUs
(program-
organization
units)
Programs POUs that are assigned to tasks.
Function Blocks POUs that are used to create objects with specific
conditions.
Functions POUs that are used to create an object that determine
unique outputs for the inputs, such as for data
processing.
Programming
Languages
Types Ladder diagrams * and structured text (ST)
Namespaces Namespaces are used to create named groups of POU
definitions.
Variables External
Access of
variables
Network
Variables
The function which allows access from the HMI, host
computers, or other Controllers
Data Types Data types Boolean BOOL
Bit Strings BYTE, WORD, DWORD, LWORD
Integers INT, SINT, DINT, LINT, UINT, USINT, UDINT, ULINT
Real Numbers REAL and LREAL
Durations TIME
Dates DATE
Times of Day TIME_OF_DAY
Date and Time DATE_AND_TIME
Text Strings STRING
Derivative Data Types Structures, Unions, and Enumerations
Structures Function A derivative data type that groups together data with
different data types.
Maximum Number
of Members
2048
Nesting Maximum
Levels
8
Member Data
Types
Basic data types, structures, unions, enumerations,
array variables
Specifying
Member Offsets
You can use member offsets to place structure
members at any memory locations.
Union Function A derivative data type that enables access to the same
data with different data types.
Maximum Number
of Members
4
Member Data
Types
BOOL, BYTE, WORD, DWORD, and LWORD
Enumer-
ation
Function A derivative data type that uses text strings called
enumerators to express variable values.
Data Type
Attributes
Array
Specifica-
tions
Function An array is a group of elements with the same data
type. You specify the number (subscript) of the
element from the first element to specify the element.
Maximum Number
of Dimensions
3
Maximum Number
of Elements
65535
Array
Specifications
for FB Instances
Supported
Range Specifications You can specify a range for a data type in advance.
The data type can take only values that are in the
specified range.
Libraries You can use user libraries.
Motion
Control
Control Modes Position control, Velocity control, and Torque control
Axis Types Servo axes, Virtual servo axes, Encoder axes, and
Virtual encoder axes
Positions that can be managed Command positions and actual positions
Single Axes Single-Axis
Position
Control
Absolute
Positioning
Positioning is performed for a target position that is
specified with an absolute value.
Relative
Positioning
Positioning is performed for a specified travel distance
from the command current position.
Interrupt Feeding Positioning is performed for a specified travel distance
from the position where an interrupt input was
received from an external input.
Cyclic
Synchronous
Absolute
Positioning
A positioning command is output each control period
in Position Control Mode.
Single-axis
Velocity
Control
Velocity Control Velocity control is performed in Position Control
Mode.
Cyclic
Synchronous
Velocity Control
A velocity command is output each control period in
Velocity Control Mode.
Single-axis
Torque
Control
Torque Control The torque of the motor is controlled.
Single-axis
Synchro-
nized
Control
Starting Cam
Operation
A cam motion is performed using the specified cam
table.
Ending Cam
Operation
The cam motion for the axis that is specified with the
input parameter is ended.
Starting Gear
Operation
A gear motion with the specified gear ratio is
performed between a master axis and slave axis.
Positioning Gear
Operation
A gear motion with the specified gear ratio and sync
position is performed between a master axis and slave
axis.
Ending Gear
Operation
The specified gear motion or positioning gear motion is
ended.
Synchronous
Positioning
Positioning is performed in sync with a specified
master axis.
Master Axis
Phase Shift
The phase of a master axis in synchronized control is
shifted.
Combining Axes The command positions of two axes are added or
subtracted and the result is output as the command
position.
Single-axis
Manual
Operation
Powering the
Servo
The Servo in the Servo Drive is turned ON to enable
axis motion.
Jogging An axis is jogged at a specified target velocity.
Auxiliary
Functions
for Single-
axis
Control
Resetting Axis
Errors
Axes errors are cleared.
Homing A motor is operated and the limit signals, home
proximity signal, and home signal are used to define
home.
Homing with
specified
parameters
The parameters are specified, the motor is operated,
and the limit signals, home proximity signal, and home
signal are used to define home.
High-speed
Homing Stopping
Positioning is performed for an absolute target position
of 0 to return to home. An axis is decelerated to a
stop.
Immediately
Stopping
An axis is stopped immediately.
Setting Override
Factors
The target velocity of an axis can be changed.
Changing the
Current Position
The command current position or actual current
position of an axis can be changed to any position.
Enabling External
Latches
The position of an axis is recorded when a trigger
occurs.
Disabling
External Latches
The current latch is disabled.
Zone Monitoring You can monitor the command position or actual
position of an axis to see when it is within a specified
range (zone).
Enabling Digital
Cam Switches
You can turn a digital output ON and OFF according to
the position of an axis
Monitoring Axis
Following Error
You can monitor whether the difference between the
command positions or actual positions of two specified
axes exceeds a threshold value.
Resetting the
Following Error
The error between the command current position and
actual current position is set to 0.
Torque Limit The torque control function of the Servo Drive can be
enabled or disabled and the torque limits can be set to
control the output torque.
Slave Axis
Position
Compensation
This function compensates the position of the slave
axis currently in synchronized control.
Cam monitor Outputs the specified offset position for the slave axis
in synchronous control.
Start Velocity You can set the initial velocity when axis motion starts.
Axes Groups Multi-axes
Coordi-
nated
Control
Absolute Linear
Interpolation
Linear interpolation is performed to a specified
absolute position.
Relative Linear
Interpolation
Linear interpolation is performed to a specified relative
position.
Circular 2D
Interpolation
Circular interpolation is performed for two axes.
Axes Group
Cyclic
Synchronous
Absolute
Positioning
A positioning command is output each control period in
Position Control Mode.
Auxiliary
Functions
for Multi-
axes
Coordi-
nated
Control
Resetting Axes
Group Errors
Axes group errors and axis errors are cleared.
Enabling Axes
Groups
Motion of an axes group is enabled.
Disabling Axes
Groups
Motion of an axes group is disabled.
Stopping Axes
Groups
All axes in interpolated motion are decelerated to a
stop.
Immediately
Stopping Axes
Groups
All axes in interpolated motion are stopped immediately.
Setting Axes
Group Override
Factors
The blended target velocity is changed during
interpolated motion.
Reading Axes
Group Positions
The command current positions and actual current
positions of an axes group can be read.
Changing the
Axes in an Axes
Group
The Composition Axes parameter in the axes group
parameters can be overwritten temporarily.
Common
Items
Cams Setting Cam
Table Properties
The end point index of the cam table that is specified
in the input parameter is changed.
Saving Cam
Tables
The cam table that is specified with the input
parameter is saved in nonvolatile memory in the CPU
Unit.
Generating Cam
Tables
The cam table is generated from the cam property and
cam node that is specified in input parameters.
Parameters Writing MC
Settings
Some of the axis parameters or axes group parameters
are overwritten temporarily.
Changing Axis
Parameters
You can access and change the axis parameters from
the user program.
Auxiliary
Functions
Count Modes You can select either Linear Mode (finite length) or
Rotary Mode (infinite length).
Unit Conversions You can set the display unit for each axis according to
the machine.
Acceler-
ation/
Decelera-
tion
Control
Automatic
Acceleration/
Deceleration
Control
Jerk is set for the acceleration/deceleration curve for
an axis motion or axes group motion.
Changing the
Acceleration and
Deceleration
Rates
You can change the acceleration or deceleration rate
even during acceleration or deceleration.
In-Position Check You can set an in-position range and in-position check
time to confirm when positioning is completed.
Stop Method You can set the stop method to the immediate stop
input signal or limit input signal.
Re-execution of Motion
Control Instructions
You can change the input variables for a motion
control instruction during execution and execute the
instruction again to change the target values during
operation.
Multi-execution of Motion
Control Instructions (Buffer
Mode)
You can specify when to start execution and how to
connect the velocities between operations when
another motion control instruction is executed during
operation.
Continuous Axes Group
Motions (Transition Mode)
You can specify the Transition Mode for multi-
execution of instructions for axes group operation.
Monitoring
Functions
Software limits The movement range of an axis is monitored.
Following Error The error between the command current value and the
actual current value is monitored for each axis.
Velocity,
Acceleration
Rate,
Deceleration
Rate, Torque,
Interpolation
Velocity,
Interpolation
Acceleration
Rate, and
Interpolation
Dceleration Rate
You can set and monitor warning values for each axis
and each axes group.
Absolute Encoder Support You can use an OMRON 1S-series Servomotor or G5-
series Servomotor with an Absolute Encoder to
eliminate the need to perform homing at startup.
Input Signal Logic Inversion You can inverse the logic of immediate stop input
signal, positive limit input signal, negative limit input
signal, or home proximity input signal.
External Interface Signals The Servo Drive input signals listed on the right are
used.
Home signal, home proximity signal, positive limit
signal, negative limit signal, immediate stop signal,
and interrupt input signal
Unit (I/O)
Man-
agement
EtherCAT
slaves
Maximum Number of Slaves 16
CJ-Series
Units
Maximum Number of Units Not supported
Communi-
cations
Peripheral USB Port Not supported
Built-in
EtherNet/IP
Port
Communications Protocol TCP/IP and UDP/IP
CIP Com-
munica-
tions
Service
Tag Dta Links Programless cyclic data exchange is performed with
the devices on the EtherNet/IP network.
Message
Communications
CIP commands are sent to or received from the
devices on the EtherNet/IP network.
TCP/IP
Applica-
tions
Socket Services Data is sent to and received from any node on
Ethernet using the UDP or TCP protocol. Socket
communications instructions are used.
Secure Socket
service (Client)
Establishes a TLS session with the TCP protocol,
and sends and receives arbitrary data to and from
the server and any node on the Ethernet using
instructions for secure socket communication.
FTP Client Files are transferred via FTP from the CPU Unit to
computers or Controllers at other Ethernet nodes.
FTP client communications instructions are used.
FTP Server Files can be read from or written to the SD Memory
Card in the CPU Unit from computers at other
Ethernet nodes.
Automatic Clock
Adjustment
Clock information is read from the NTP server at the
specified time or at a specified interval after the power
supply to the CPU Unit is turned ON. The internal
clock time in the CPU Unit is updated with the read
time.
SNMP Agent Built-in EtherNet/IP port internal status information is
provided to network management software that uses
an SNMP manager.
EtherCAT
Port
Supported
Services
Process Data
Communications
A communications method to exchange control
information in cyclic communications between the
EtherCAT master and slaves.
This communications method is defined by CoE.
SDO
Communications
A communications method to exchange control
information in noncyclic event communications
between EtherCAT master and slaves.
This communications method is defined by CoE.
Network Scanning Information is read from connected slave devices and
the slave configuration is automatically generated.
DC (Distributed Clock) Time is synchronized by sharing the EtherCAT system
time among all EtherCAT devices (including the
master).
Enable/Disable Settings for
Slaves
The slaves can be enabled or disabled as
communications targets.
Disconnecting/Connecting
Slaves
Temporarily disconnects a slave from the EtherCAT
network for maintenance, such as for replacement of
the slave, and then connects the slave again.
Supported
Application
Protocol
CoE SDO messages of the CAN application can be sent to
slaves via EtherCAT
Serial Com-
munication
Protocol Host link (FINS), no-protocol, and Modbus-RTU master
(when connected to the Serial Communications Option
Board)
Communications Instructions FTP client instructions, CIP communications
instructions, socket communications instructions, SDO
message instructions, noprotocol communications
instructions, and Modbus RTU protocol instructions
Operation
Man-
agement
RUN Output Contacts Not supported
System
Man-
agement
Event Logs Function Events are recorded in the logs
Maximum
Number of
Events
System Event Log 576 *2
Access Event Log 528 *3
User-defined Event Log 512
Debugging Online
Editing
Single Programs, function blocks, functions, and global
variables can be changed online.
More than one operators can change POUs
individually via network.
Forced Refreshing The user can force specific variables to TRUE or
FALSE.
Maximum
Number
of Forced
Variables
Device Variables
for EtherCAT
Slaves
64
Device Variables
for CJ-series
Units and
Variables with AT
Specifications
Not supported
MC Test Run Motor operation and wiring can be checked from the
Sysmac Studio.
Synchronizing The project file in the Sysmac Studio and the data in
the CPU Unit can be made the same when online.
Differentiation Monitoring You can monitor when a variable changes to TRUE or
changes to FALSE.
Maximum Number of Contacts 8
Data Tracing Types Single Triggered
Trace
When the trigger condition is met, the specified number
of samples are taken and then tracing stops
automatically.
Continuous
Trace
Data tracing is executed continuously and the trace
data is collected by the Sysmac Studio.
Maximum Number of
Simultaneous Data Traces
2
Maximum Number of Records 10000
Maximum Number of Sampled
Variables
48 variables
Timing of Sampling Sampling is performed for the specified task period, at
the specified time, or when a sampling instruction is
executed.
Triggered Traces Trigger conditions are set to record data before and
after an event.
Trigger
Conditions
When BOOL variable changes to TRUE or FALSE
Comparison of non-BOOL variable with a constant
Comparison Method: Equals (=), Greater than (>),
Greater than or equals (≥), Less Than (<), Less than or
equals (≤), Not equal (≠)
Delay Trigger position setting: A slider is used to set the
percentage of sampling before and after the trigger
condition is met.
Simulation The operation of the CPU Unit is emulated in the
Sysmac Studio.
Reliability
functions
Self-
Diagnosis
Controller
Errors
Levels Major faults, partial faults, minor faults, observation,
and information
Maximum number
of message
languages
9 (Sysmac Studio)
2 (NS-series PT)
User-
defined
Errors
Function User-defined errors are registered in advance and then
records are created by executing instructions.
Levels 8
Maximum number
of message
languages
9
Security Protecting
Software
Assets and
Preventing
Operating
Mistakes
CPU Unit Names and Serial IDs When going online to a CPU Unit from the Sysmac
Studio, the CPU Unit name in the project is compared
to the name of the CPU Unit being connected to.
Protection User Program
Transfer with no
Restoration
Information
You can prevent reading data in the CPU Unit from the
Sysmac Studio.
CPU Unit Write
Protection
You can prevent writing data to the CPU Unit from the
Sysmac Studio or SD Memory Card.
Overall Project
File Protection
You can use passwords to protect .smc files from
unauthorized opening on the Sysmac Studio.
Data Protection You can use passwords to protect POUs on the
Sysmac Studio.
Verification of Operation
Authority
Online operations can be restricted by operation rights
to prevent damage to equipment or injuries that may
be caused by operating mistakes.
Number of
Groups
5
Verification of User Program
Execution ID
The user program cannot be executed without entering
a user program execution ID from the Sysmac Studio
for the specific hardware (CPU Unit).
SD
Memory
Card
functions
Storage Type SD Memory Card,
SDHC Memory Card
Application Automatic Transfer from SD
Memory Card
When the power supply to the Controller is turned ON,
the data that is stored in the autoload directory of the
SD Memory Card is transferred to the Controller.
Program transfer from SD
Memory Card
With the specification of the system-defined variable,
you can transfer a program that is stored in the SD
Memory Card to the Controller.
SD Memory Card Operation
Instructions
You can access SD Memory Cards from instructions in
the user program.
File Operations from the
Sysmac Studio
You can perform file operations for Controller files in
the SD Memory Card and read/write general-purpose
document files on the computer.
SD Memory Card Life
Expiration Detection
Notification of the expiration of the life of the SD
Memory Card is provided in a system-defined variable
and event log.
Backing
up data
SD Memory
Card
backups
Operating
methods
CPU Unit front
panel DIP switch
Backup, verification, and restoration operations are
performed by manipulating the front-panel DIP switch
on the CPU Unit.
Specification
with system-
defined variables
Backup, verification, and restoration operations are
performed by manipulating system-defined variables.*4
SD Memory Card
Window in Sysmac
Studio
Backup and verification operations are performed from
the SD Memory Card Window of the Sysmac Studio.
Special
instruction
The special instruction is used to backup data.
Protection Disabling backups
to SD Memory
Cards
Backing up data to a SD Memory Card is prohibited.
Sysmac Studio Controller backups The Sysmac Studio is used to backup, restore, or
verify Controller data.

 

*1. Inline ST is supported. (Inline ST is ST that is written as an element in a ladder diagram.)
*2. This is the total of 512 events for the CPU Unit and 64 events for the NX Unit.
*3. This is the total of 512 events for the CPU Unit and 16 events for the NX Unit.
*4. Restore is supported with unit version 1.14 or later.

Input Terminal Block

Terminal Arrangement

The description is given for each CPU Unit model.

NX1P2-1[]40DT[]

NX1P2 Specifications 11

 

Symbol Terminal name Description Reference
3650_sp_6_1 Functional ground terminal The functional ground terminal. Connect
the ground wire to the terminal.
Refer to the NX-series NX1P2
CPU Unit Hardware User’s
Manual (Cat. No. W578) for
details.
+/- Unit power supply terminals These terminals are connected to the Unit
power supply.
The + terminals and – terminals are
internally connected to each other.
COM Common terminal Common terminal for the input circuits Refer to the Input Specifications.
00 to 15 Input terminals General-purpose input A
16 to 23 Input terminals General-purpose input B

 

NX1P2-9024DT[]

NX1P2 Specifications 12

 

Symbol Terminal name Description Reference
3650_sp_6_1 Functional ground terminal The functional ground terminal. Connect
the ground wire to the terminal.
Refer to the NX-series NX1P2
CPU Unit Hardware User’s
Manual (Cat. No. W578) for
details.
+/- Unit power supply terminals These terminals are connected to the Unit
power supply.
The + terminals and – terminals are
internally connected to each other.
COM Common terminal Common terminal for the input circuits Refer to the Input Specifications.
00 to 13 Input terminals General-purpose input A
NC NC Do not connect anything.

 

Input Specifications

The specifications depends on the input terminal numbers of the model. *1

 

Item Specification
Input type General-purpose input A General-purpose input B
Input terminal number NX1P2-1[]40DT[]: 00 to 15
NX1P2-9024DT[]: 00 to 13
NX1P2-1[]40DT[]: 16 to 23
NX1P2-9024DT[]: None
Internal I/O common For both NPN/PNP
Input voltage 24 VDC (15 to 28.8 VDC)
Connected sensor Two-wire or three-wire sensors
Input impedance 4.3 kΩ
Input current 4.22 mA 5.3 mA typical
ON voltage 15 VDC min.
OFF voltage/current 5 VDC max./1 mA max.
ON response time *2 2.5 µs max. 1 ms max.
OFF response time *2 2.5 µs max. 1 ms max.
ON/OFF filter time *3 No filter, 0.25 ms, 0.5 ms, 1 ms (default), 2 ms, 4 ms, 8 ms, 16 ms, 32 ms, 64 ms, 128 ms,
256 ms
Circuit configuration 3650_sp_9_3 3650_sp_9_4

 

*1. The following specifications apply to models with lot number 18321M (products produced in March 2021) or earlier.

 

Item Specification
Input type General-purpose input A General-purpose input B
Input terminal number NX1P2-1[]40DT[]: 00 to 15
NX1P2-9024DT[]: 00 to 13
NX1P2-1[]40DT[]: 16 to 23
NX1P2-9024DT[]: None
Internal I/O common For both NPN/PNP
Input voltage 24 VDC (15 to 28.8 VDC)
Connected sensor Two-wire or three-wire sensors
Input impedance 4.0 kΩ 4.3 kΩ
Input current 5.8 mA typical 5.3 mA typical
ON voltage 15 VDC min.
OFF voltage/current 5 VDC max./1 mA max.
ON response time *2 2.5 µs max. 1 ms max.
OFF response time *2 2.5 µs max. 1 ms max.
ON/OFF filter time *3 No filter, 0.25 ms, 0.5 ms, 1 ms (default), 2 ms, 4 ms, 8 ms, 16 ms, 32 ms, 64 ms, 128 ms,
256 ms
Circuit configuration 3650_sp_9_1 3650_sp_9_2

 

 

*2. These values are the fixed response time needed by the hardware. A value from 0 to 32 ms (default: 1 ms) that is set
on the Support Software is added to these values.
*3. Set the filter time for every 4 points.

 

Output Terminal Block

Terminal Arrangement

The description is given for each CPU Unit model.

NX1P2-1[]40DT

NX1P2 Specifications 20

 

Symbol Terminal name Description Reference
C0 (0V),
C1 (0V)
Common terminal Connected to the 0-V side of the I/O power supply.
C0 (0V) and C1 (0V) are independent from each
other inside the CPU Unit.
Refer to the Output Specifications.
00 to 15 Output terminals NPN (sinking) type output
NC NC Do not connect anything.

 

NX1P2-1[]40DT1

The appearance of the terminal block is the same as NX1P2-1[]40DT.

NX1P2 Specifications 22

 

Symbol Terminal name Description Reference
C0 (+V),
C1 (+V)
Common terminal Connected to the 24-V side of the I/O power supply.
C0 (+V) and C1 (+V) are independent from each
other inside the CPU Unit.
Refer to the Output Specifications.
0V0, 0V1 0 V terminal Supplies 0 V for the internal circuits for driving.
0V0 and 0V1 are independent from each other inside
the CPU Unit.
00 to 15 Output terminals PNP (sourcing) type output with the load short-
circuit protection function
NC NC Do not connect anything.

 

NX1P2-9024DT

The appearance of the terminal block is the same as NX1P2-1[]40DT.

NX1P2 Specifications 24

 

Symbol Terminal name Description Reference
C0 (0V) Common terminal Connected to the 0-V side of the I/O power supply. Refer to the Output Specifications.
00 to 09 Output terminals NPN (sinking) type output
NC NC Do not connect anything.

 

NX1P2-9024DT1

The appearance of the terminal block is the same as NX1P2-1[]40DT.

NX1P2 Specifications 26

 

Symbol Terminal name Description Reference
C0 (+V) Common terminal Connected to the 24-V side of the I/O power supply. Refer to the Output Specifications.
0V0 0 V terminal Supplies 0 V for the internal circuits for driving.
00 to 09 Output terminals PNP (sourcing) type output with the load short-
circuit protection function
NC NC Do not connect anything.

 

Output Specifications

The models of the CPU Units are divided according to the following two output types: the NPN (sinking) type and PNP (sourcing) type.
There is no difference in specifications between the models with different output terminal numbers.

 

Item Specification
NX1P2-[][][][]DT NX1P2-[][][][]DT1
Internal I/O common NPN (sinking) PNP (sourcing)
Maximum switching capacity 12 to 24 VDC (10.2 to 28.8 VDC), 300 mA
per point
24 VDC (15 to 28.8 VDC), 300 mA per
point
NX1P2-1[]40DT[]: 1.8 A/common (3.6 A/Unit)
NX1P2-9024DT[]: 2.4 A/common (2.4 A/Unit)
Minimum switching capacity 12 to 24 VDC (10.2 to 28.8 VDC), 1 mA 24 VDC (15 to 28.8 VDC), 1 mA
Leakage current 0.1 mA max.
Residual voltage 1.5 V max.
ON response time 0.1 ms max. 0.5 ms max.
OFF response time 0.8 ms max. 1.0 ms max.
Current consumption from
I/O power supply *1
NX1P2-1[]40DT1: 40 mA/common
NX1P2-9024DT1: 50 mA/common
Load short-circuit protection Not provided Provided *2
Circuit configuration NX1P2-1[]40DT
3650_sp_18_1
NX1P2-1[]40DT1
3650_sp_18_2
NX1P2-9024DT
3650_sp_18_3
NX1P2-9024DT1
3650_sp_18_4

 

 

*1. The internally consumed current from I/O power supply. The current flows from the common terminal Cn (+V) to the
0Vn terminal. The current consumption of any external load is excluded.
*2. The load short-circuit protection is provided for each point of the PNP (sourcing) type output terminal. It protects the
output circuits when a load short circuit occurs.

 

Part Names and Functions

CPU Unit

The following two models have the different numbers of the option board slots and built-in I/O points, but the names and functions of their parts are the same. Refer to the Ordering Information page for the CPU Unit models and specifications such as the number of built-in I/O points.

NX1P2 Specifications 31

 

Letter Name Function
A SD Memory Card connector Connects the SD Memory Card to the CPU Unit.
B DIP switch Used in Safe Mode *1 or when backing up data *2. Normally, turn OFF all of
the pins.
C SD Memory Card power supply
switch
Turns OFF the power supply so that you can remove the SD Memory Card.
D DIN Track mounting hook These hooks are used to mount the Unit to a DIN Track.
E Input terminal block This terminal block is used for wiring for the Unit power supply, grounding,
and built-in input.
F Input indicator Shows the operation status of the built-in input.
G Unit hookup guides These guides are used to mount an NX Unit or End Cover.
H NX bus connector This connector is used to connect the CPU Unit to the NX Unit on the
right of the CPU Unit.
I Option board slot 1 (left),
Option board slot 2 (right)
Remove the covers of the slots and mount Option Boards. For the models
with 24 built-in I/O points, only one slot is provided. Keep the removed
covers in a safe place.
J Output indicator Shows the operation status of the built-in output.
K Output terminal block This terminal block is used to wire the built-in output.
L CPU Unit operation status indicator Shows the operation status of the CPU Unit.
M Battery connector Connector to mount the backup battery that is sold separately.
N Battery slot Used to mount the backup battery that is sold separately.
O Built-in EtherCAT port (port 2) Connects the built-in EtherCAT with an Ethernet cable.
P Built-in EtherNet/IP port (port 1) Connects the built-in EtherNet/IP with an Ethernet cable.
Q SD Memory Card cover Cover for the SD Memory Card and DIP switch. The cover swings upward.
R End Cover Cover to protect the CPU Unit and NX Units.
One End Cover is provided with the CPU Unit.
S Battery cover Cover for the battery slot. Remove this cover when you mount/remove
the battery.
T ID information indication Shows the ID information of the CPU Unit.
U DIN Track contact plate This plate is connected internally to the functional ground terminal on the
terminal block.

 

*1. To use Safe Mode, set the DIP switch as shown below and then turn ON the power supply to the Controller.

NX1P2 Specifications 33

 

      If the power supply to the Controller is turned ON with the CPU Unit in Safe Mode, the CPU Unit will start in PROGRAM
mode. Use the Safe Mode if you do not want to execute the user program when the power supply is turned ON or if it
is difficult to connect the Sysmac Studio.
For information on Safe Mode, refer to the NJ/NX-series Troubleshooting Manual (Cat. No. W503).
*2. Refer to the NJ/NX-series CPU Unit Software User’s Manual (Cat. No. W501) for details on backing up data.

 

Option Board

NX1P2 Specifications 35

Specifications of Serial Communications Option Board

 

Item Specification
Model NX1W-CIF01 NX1W-CIF11 NX1W-CIF12
Communications port One RS-232C port One RS-422A/485 port One RS-422A/485 port
(isolated)
Communications method Half-duplex
Synchronization method Start-stop synchronization
Baud rate 1.2/2.4/4.8/9.6/19.2/38.4/57.6/115.2 kbps
Transmission distance 15 m 50 m 500 m
Supported protocol Host link, Modbus-RTU master, and no-protocol
Connection type Screwless clamping terminal
block (9 terminals)
Screwless clamping terminal block (5 terminals)
Applicable wire size AWG28 to 20 AWG24 to 20
Dimensions (mm) *1 35.9 × 35.9 × 13.5 (W×H×D)
Weight 16 g 13 g 14 g
Power consumption Included in the CPU Unit power consumption.
The Option Board power consumption is included in the definition of the CPU Unit power
consumption.
Isolation method No isolation Isolation *2

 

 

*1. Projecting parts such as a terminal block is not included. When the Option Board is mounted to the CPU Unit, it
protrudes through the CPU Unit surface. Refer to the NX-series NX1P2 CPU Unit Hardware User’s Manual (Cat. No.
W578) for details.
*2. The terminals are isolated from the internal circuits of the CPU Unit.

 

RS-232C Option Board (NX1W-CIF01)

NX1P2 Specifications 38

 

Abbreviation Signal name I/O
SG0 Signal grounding
RD Receive data Input
SD Send data Output
ER Data terminal ready Output
SG1 Signal grounding
DR Data set ready Input
RS Send request Output
CS Data can be sent Input
SHLD Shield

 

 

Note: 1. As the Option Board does not have a 5 V power supply terminal, it cannot be connected to external converters
such as an CJ1W-CIF11 and NT-AL001, or an NV3W-M[]20L Programmable Terminal.
2. The terminal block is not removable.

 

RS-422A/485 Option Board (NX1W-CIF11/NX1W-CIF12)

NX1P2 Specifications 40

 

Note: All pins are turned OFF by default.
Use a narrow-tipped tool such as a flat-blade screwdriver to change the settings of the DIP switches.

 

RS-422A/485 Terminal Block

NX1P2 Specifications 41

 

Abbreviation Four-wire type selected Two-wire type selected
Signal name I/O Signal name I/O
RDA- Reception data – Input Communication data – I/O *
RDB+ Reception data + Communication data +
SDA- Transmission data – Output Communication data – I/O *
SDB+ Transmission data + Communication data +
SHLD Shield

 

* For two-wire connection, either the RDA-/RDB+ pair or SDA-/SDB+ pair can be used.

Specifications of Analog I/O Option Board

 

Item Specification
Model NX1W-ADB21 NX1W-DAB21V NX1W-MAB221
I/O Analog input Analog output Analog I/O
Voltage input 0 to 10 V 2 words total 0 to 10 V 2 words total
Current input 0 to 20 mA 0 to 20 mA
Voltage output 0 to 10 V 2 words 0 to 10 V 2 words
Connection type Screwless clamping terminal
block (5 terminals)
Screwless clamping terminal
block (3 terminals)
Screwless clamping terminal
block (8 terminals)
Applicable wire size AWG24 to 20
Dimensions (mm) * 35.9 × 35.9 × 28.2 (W×H×D)
Weight 24 g 24 g 26 g
Power consumption Included in the CPU Unit power consumption.
The Option Board power consumption is included in the definition of the CPU Unit power
consumption.
Isolation method No isolation

 

 

* Projecting parts such as a terminal block is not included. When the Option Board is mounted to the CPU Unit, it protrudes
through the CPU Unit surface. Refer to the NX-series NX1P2 CPU Unit Hardware User’s Manual (Cat. No. W578) for details.

 

Analog Input Option Board (NX1W-ADB21)

NX1P2 Specifications 45

 

Abbreviation Signal name
V I1 Voltage input 1
I I1 Current input 1
V I2 Voltage input 2
I I2 Current input 2
COM Input common

 

Note: When you use the current input, be sure to short-circuit V I1 with I I1, and short-circuit V I2 with I I2.

Analog Input Specifications

 

Item Specification
Voltage input Current input
Input method Single-ended input Single-ended input
Input range 0 to 10 V 0 to 20 mA
Input conversion range 0 to 10.24 V 0 to 30 mA
Absolute maximum rating -1 to 15 V -4 to 30 mA
Input impedance 200 kΩ min. Approx. 250 Ω
Resolution 1/4,000 (full scale) 1/2,000 (full scale)
Overall accuracy 25°C ±0.5% (full scale) ±0.6% (full scale)
0 to 55°C ±1.0% (full scale) ±1.2% (full scale)
Averaging processing Not provided
Conversion time Internal sampling time: 2 ms per point *

 

 

* Refer to the NX-series NX1P2 CPU Unit Built-in I/O and Option Board User’s Manual (Cat. No. W579) for information on
refresh time.

 

Analog Output Option Board (NX1W-DAB21V)

NX1P2 Specifications 49

 

Abbreviation Signal name
VO1 Voltage output 1
VO2 Voltage output 1
COM Output common

 

Analog Output Specifications

 

Item Specification
Voltage output Current output
Output range 0 to 10 V
Output conversion range 0 to 10.24 V
Allowable load resistance 2 kΩ min.
Output impedance 0.5 Ω max.
Resolution 1/4,000 (full scale: 4,000)
Overall accuracy 25°C ±0.5% (full scale)
0 to 55°C ±1.0% (full scale)
Conversion time Internal sampling time: 2 ms per point *

 

 

* Refer to the NX-series NX1P2 CPU Unit Built-in I/O and Option Board User’s Manual (Cat. No. W579) for information on
refresh time.

 

Analog I/O Option Board (NX1W-MAB221)

NX1P2 Specifications 52

 

Abbreviation Signal name
IN VI1 Voltage output 1
II1 Current input 1
VI2 Voltage input 2
II2 Current input 2
COM Input common
OUT VO1 Voltage output 1
VO2 Voltage output 2
COM Output common

 

Note: When you use the current input, be sure to short-circuit VI1 with II1, and short-circuit VI2 with II2.

Analog I/O Specifications

 

Item Specification
Voltage I/O Current I/O
Analog
input
section
Input method Single-ended input Single-ended input
Input range 0 to 10 V 0 to 20 mA
Input conversion range 0 to 10.24 V 0 to 30 mA
Absolute maximum rating -1 to 15 V -4 to 30 mA
Input impedance 200 kΩ min. Approx. 250 Ω
Resolution 1/4,000 (full scale) 1/2,000 (full scale)
Overall accuracy 25°C ±0.5% (full scale) ±0.6% (full scale)
0 to 55°C ±1.0% (full scale) ±1.2% (full scale)
Averaging processing Not provided
Analog
output
section
Output range 0 to 10 V
Output conversion range 0 to 10.24 V
Allowable load resistance 2 kΩ min.
Output impedance 0.5 Ω max.
Resolution 1/4,000 (full scale)
Overall accuracy 25°C ±0.5% (full scale)
0 to 55°C ±1.0% (full scale)
Conversion time Internal conversion time: 6 ms (Total of 4 channels) *

 

 

* Refer to the NX-series NX1P2 CPU Unit Built-in I/O and Option Board User’s Manual (Cat. No. W579) for information on
refresh time.
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