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NSJ Series

Programmable Controllers

NSJ Series

Contributes to the miniaturization and standardization of the operation unit's control panel

General Specifications

Parts Names

NSJ Series Specifications 2

NSJ Controllers

Model Specifications
NSJ12-TS01-G5D NSJ10-TV01-G5D NSJ8-TV01-G5D NSJ5-TQ11-G5D
Supply voltage 24 VDC
Allowable supply
voltage range
20.4 to 27.6 VDC (24 VDC ± 15%)
Power consumption 30 W max. TQ1[]: 22 W max.
Current consumption Controller Section Internal 5 V: 500 mA max.
DeviceNet Section Internal 5 V: 200 mA max., External 24 V: 18 mA max.
Inrush current *1 At 24 VAC: 10 A/20 ms max. for cold start at room temperature
Ambient operating
temperature (depending
on angle of display
surface off horizontal)
90 ° to 60 °: 0 to 50 °C
60 ° to 30 °: 0 to 45 °C
30 ° to 0 °: Use prohibited.
90 ° to 30 °:
0 to 50 °C
30 ° to 0 °:
0 to 40 °C
Ambient storage
- 20 to 60 °C
Ambient operating
0 to 40 °C: 35% to 85% (with no condensation)
40 to 50 °C: 35% to 60% (with no condensation)
Ambient operating
No corrosive gases
Insulation resistance 20 MΩ min. (at 100 VDC) between DC external and GR terminals
Dielectric strength 800 VDC for 1 min between DC external and GR terminals, leakage current: 10 mA max.
Noise immunity 2 kV on power supply line (conforming to IEC 61000-4-4)
Vibration resistance
(during operation)
10 to 57 Hz, 0.075-mm amplitude, 57 to 150 Hz, acceleration: 9.8 m/s2 in X, Y, and Z directions for 80 minutes
Shock resistance
(during operation)
147 m/s2, 3 times each in X, Y, and Z directions
315 × 241 × 73.3 mm
(W × H × D)
232 × 177 ×
73.3 mm
(W × H × D)
195 × 142 ×
79 mm
(W × H × D)
315 × 241 × 89.3 mm
(W × H × D)
232 × 177 ×
89.3 mm
(W × H × D)
195 × 142 ×
95 mm
(W × H × D)
Panel cutout
302 +0.1, 0 × 228 +0.1, 0 mm (W × H)
Panel thickness: 1.6 to 4.8 mm
220.5 +0.50, 0 ×
165.5 +0.50, 0 mm
(W × H)
Panel thickness:
1.6 to 4.8 mm
184 +0.50, 0 ×
131 +0.50, 0 mm
(W × H)
Panel thickness:
1.6 to 4.8 mm
Grounding 100 Ω or less
Weight 2.7 kg max. 2.5 kg max. 2.0 kg max. 1.1 kg max.
Degree of protection Front operating panel: Equivalent to IP65 Oil-proof type and
NEMA4 *4
Front operating
panel: Equivalent
to IP65 Oil-proof
type, NEMA4 and
UL Type 4 *4
Battery life 5 years (at 25°C)
The SRAM and RTC will be backed up for 5 days after the battery runs low (i.e., after the
indicator lights orange).
The SRAM and RTC will be backed up by a super capacitor for 5 minutes after removing
the old battery (i.e., after turning ON power after 5 minutes).
International standards Conforms to cULus and EC Directives.

*1. A delay circuit that charges a capacitor is used to limit the inrush current. If a hot start is performed when the power
       supply has been OFF only a short period of time, the capacitor will still be charged and the inrush current specified
       above will be exceeded by up to approximately five times the specified value. When selecting fuses or breakers for
       external circuits, allow sufficient margin in the melting temperatures, detection characteristics, and inrush current
*2. Display angles off horizontal are as follows:
*3. For detailed information, refer to “Dimensions”.
*4. May not be applicable in locations with long-term exposure to oil.

NSJ Expansion Units

Controller Link Unit

Item Specifications
Model NSJW-CLK21-V1
Current consumption 300 mA
Weight 100 g max.

Note: Other general specifications are the same as the NSJ Controller.

Ethernet Unit

Item Specifications
Model NSJW-ETN21
Current consumption 370 mA
Weight 100 g max.

Note: Other general specifications are the same as the NSJ Controller.

I/O Control Unit

Item Specifications
Model NSJW-IC101
Current consumption 20 mA
Weight 100g max.

Note: Other general specifications are the same as the NSJ Controller.

Controller Section Specifications

Item Specifications
Control method Stored program
I/O control method Cyclic scan and immediate processing are both possible.
Programming Ladder diagram
CPU processing modes Normal Mode, Parallel Processing Mode with Asynchronous Memory Access, Parallel Processing Mode with Synchronous Memory Access, and Peripheral Servicing Priority Mode
Instruction length 1 to 7 steps per instruction
Ladder instructions Approx. 400 (3-digit function codes)
0.04 μs min.
0.06 μs min.
Overhead time Normal mode: 0.3 ms
Parallel processing: 0.3 ms
Installation Installed using Panel Mounting Bracket.
Mountable Expansion Units One of the following can be mounted as an Expansion Unit:
NSJ I/O Control Unit (NSJW-IC101)
NSJ Controller Link Unit (NSJW-CLK21-V1)
NSJ Ethernet Unit (NSJW-ETN21)
Maximum number of
Expansion Racks
With the NSJW-IC101 I/O Control Unit mounted, a maximum of three CJ-series Expansion Racks can be used with the NSJ[]-[][][][](B)-G5D.
A CJ-series CJ1W-II101 Interface Unit and Power Supply Unit are required for each Expansion Rack.
Maximum number of
connectable Units
Per Expansion Rack: 10 Units max. (Basic I/O Units, Special I/O Units, or CPU Bus Units)
A maximum of 30 Units (10 Units on CJ-series Expansion Rack × 3) can be mounted to the entire NSJ[]-[][][][](B)-G5D system.
Number of tasks 288 (cyclic tasks: 32, interrupt tasks: 256)
Interrupt tasks can be defined as cyclic tasks called "extra cyclic tasks." Including these, up to 288 cyclic tasks can be used.
Note 1.
Cyclic tasks are executed each cycle and are controlled with TKON(820) and TKOF(821) instructions.
Note 2.
The following 3 types of interrupt tasks are supported: Power OFF interrupt task: 1 max., Scheduled interrupt tasks: 2 max., External interrupt tasks: 256 max.
Interrupt types Scheduled Interrupts: Interrupts generated at a time scheduled by the Controller Section's built-in timer. (See note. 1)
Power OFF Interrupt (See note 2.): Interrupt executed when the Controller Section's power is turned OFF.
External I/O Interrupts: Interrupts from the Special I/O Units or CPU Bus Units.
Note 1.
Scheduled interrupt time interval is either 1 ms to 9,999 ms or 10 ms to 99,990 ms, in units of 1 ms or 10 ms.
Note 2.
Not supported when the CJ1W-PD022 Power Supply Unit is mounted.
Calling subroutines from
more than one task
Supported using global subroutines.
Function blocks Languages supported in function block definitions: Ladder programming language and structured text
(Core I/O)
I/O Area 2,560 (160 words): CIO 000000 to CIO 015915 (words CIO 0000 to CIO 0159)
The setting of the first rack word can be changed from the default (CIO 0000) so that CIO 0000 to CIO 0999 can be used.
I/O bits are allocated to Basic I/O Units.
The CIO Area
can be used
as work bits if
the bits are
not used
as shown here.
Link Area 3,200 (200 words): CIO 10000 to CIO 119915 (words CIO 1000 to CIO 1199)
CPU Bus Unit
6,400 (400 words): CIO 150000 to CIO 189915 (words CIO 1500 to CIO 1899)
CPU Bus Unit bits store operating status of CPU Bus Units. (25 words per Unit, 16 Units max.)
Inner Board Area 1,600 (100 words): CIO 190000 to CIO 199915 (words CIO 1900 to CIO 1999)
Bits in the Inner Board Area are allocated to the display status area.
C200H Special
I/O Unit Area
15,360 (960 words): CIO 200000 to CIO 295915 (words CIO 2000 to CIO 2959)
Bits in the Special I/O Area can be allocated to Special I/O Units (10 words per Unit, 96 Units max.)
9,600 (600 words): CIO 320000 to CIO 379915 (words CIO 3200 to CIO 3799)
DeviceNet bits are allocated to Slaves for DeviceNet Section remote I/O communications when the master function is used with fixed allocations.
Fixed allocation setting 1 Outputs: CIO 3200 to CIO 3263 Inputs: CIO 3300 to CIO 3363
Fixed allocation setting 2 Outputs: CIO 3400 to CIO 3463 Inputs: CIO 3500 to CIO 3563
Fixed allocation setting 3 Outputs: CIO 3600 to CIO 3663 Inputs: CIO 3700 to CIO 3763
Note: The following words are allocated to the master function even when the DeviceNet Unit is used as a slave.
Fixed allocation setting 1 Outputs: CIO 3370 (master to slave) Inputs: CIO 3270 (slave to master)
Fixed allocation setting 2 Outputs: CIO 3570 (master to slave) Inputs: CIO 3470 (slave to master)
Fixed allocation setting 3 Outputs: CIO 3770 (master to slave) Inputs: CIO 3670 (slave to master)
Work bits CIO (Core I/O)
4,800 (300 words): CIO 120000 to CIO 149915 (words CIO 1200 to CIO 1499)
37,504 (2,344 words): CIO 380000 to CIO 614315 (words CIO 3800 to CIO 6143)
These bits in CIO Area are used as work bits in programming to control program execution. They cannot be used for external I/O.
Work Area 8,192 bits (512 words): W00000 to W51115 (words W000 to W511)
Control programs only. (I/O from external I/O terminals is not possible.)
Note: When using work bits in programming, use bits in Work Area first before using bits from other areas.
Holding Area 8,192 bits (512 words): H00000 to H51115 (words H000 to H511)
Holding bits are used to control execution of program, and maintain their ON/OFF status when the PLC is turned OFF or operating mode is changed.
Note: Words H512 to H1535 are allocated to the Function Block Holding Area and are used only for the function block instance area (internally allocated variable area).
Auxiliary Area Read only: 7,168 bits (448 words): A00000 to A44715 (words A000 to A447)
Read/write: 8,192 bits (512 words): A44800 to A95915 (words A448 to A959)
Auxiliary bits are allocated specific functions.
Temporary Area 16 bits (TR00 to TR15) Temporary bits are used to store ON/OFF execution conditions at program branches. The bits on the
left can be used
as work bits
when they are
not used for
their normal
Timer Area 4,096: T0000 to T4095 (used for timers only)
Counter Area 4,096: C0000 to C4095 (used for counters only)
DM Area 32 Kwords: D00000 to D32767 Used as a
data area for
reading and
writing data in
word units (16
bits). Words in
the DM Area
maintain their
status when the
NSJ Controller
is turned OFF
or the operating
mode is changed.
Special I/O Unit DM Area:
D20000 to D29599
(100 words × 96 Units).
Used to set parameters for
Special I/O Units.
CPU Bus Unit DM Area:
D30000 to D31599
(100 words × 16 Units).
Used to set parameters for
CPU Bus Units.
EM Area NSJ[]-[][][][](B)-G5D:
32 Kwords per bank, 3 banks max.: E0_00000 to E2_32767 max.
Used as a general-purpose data area for reading and writing data in word units (16 bits). Words in EM Area maintain their status when the NSJ Controller is turned OFF or operating mode is changed.
The EM Area is divided into banks, and addresses can be set by either of following methods.
Changing current bank using the EMBC (281) instruction and setting addresses for the current bank.
Setting bank numbers and addresses directly.
EM data can be stored in files by specifying number of first bank. (EM file memory)
Index Registers IR0 to IR15. Store actual memory addresses for indirect addressing. Index registers can be used independently in each task. One register is 32 bits (2 words). Index registers can be specified as shared or independent for each task.
Task Flag Area 32 (TK0000 to TK0031). Task Flags are read-only flags that are ON when corresponding cyclic task is executable and OFF when corresponding task is not executable or in standby status.
Trace Memory 4,000 words (traceable data: 31 bits and 6 words)
File Memory Memory Cards: Compact flash memory cards can be used (MS-DOS format).
EM file memory: Part of EM Area can be converted to file memory (MS-DOS format).
The NSJ[]-[][][][](B)-M3D does not support EM file memory.
Functions Constant cycle
1 to 32,000 ms (Unit: 1 ms)
Using the Parallel Processing Mode will create a constant cycle time for program execution.
Cycle time
Possible (Unit stops operating if cycle is too long): 10 to 40,000 ms (Unit: 10 ms)
When the Parallel Processing Mode is used, the program execution cycle is monitored. Controller Section operation will stop if the peripheral servicing time exceeds 2 s.
I/O refreshing Cyclic refreshing, immediate refreshing, refreshing by IORF(097).
IORF(097) refreshes I/O bits allocated to Basic I/O Units and Special I/O Units.
The CPU BUS UNIT I/O REFRESH (DLNK(226)) instruction can be used to refresh bits allocated to CPU Bus Units in the CIO and DM Areas.
Timing of
for CPU
Bus Units
Data links for Control Link Units, remote I/O communications for DeviceNet Units, and other special data for CPU Bus Units is refreshed at the following times. During I/O refresh period or when CPU BUS UNIT I/O REFRESH (DLNK(226)) instruction is executed.
I/O memory
holding when
operating modes
Depends on ON/OFF status of IOM Hold Bit in Auxiliary Area.
Load OFF All outputs on Output Units can be turned OFF when the Controller Section is operating in RUN, MONITOR, or PROGRAM mode.
PV refresh
BCD or binary (CX-Programmer version 3.0 or higher)
Input time
Time constants can be set for inputs from CJ-series Basic I/O Units. The time constant can be increased to reduce influence of noise and chattering or it can be decreased to detect shorter pulses on inputs.
Mode setting at
The operating mode can be specified.
Flash memory The user program and parameter area data (e.g., PLC Setup) are always backed up automatically in flash memory. (automatic backup and restore.)
When downloading projects from CX-Programmer Ver. 5.0 or higher, symbol table files (including CX-Programmer symbol names, I/O comments), comment files (CX-Programmer rung comments, other comments), and program index files (CX-Programmer section names, section comments, or program comments) are stored in comment memory within the flash memory.
Memory Card
Automatically reading programs (autoboot)
from the Memory Card when the power is
turned ON.
Program replacement during Controller
Section operation
Memory Card storage data User program: Program file format
PLC Setup and other parameters: Data file format
I/O memory: Data file format (binary), text format, CSV format
Memory Card read/write method User program instructions, Programming Devices (including CX-Programmer
and Programming Console), Host Link computers, Auxiliary Area control bits,
easy backup operation
Memory Card data and EM (Extended Data Memory) Area can be handled as files.
Debugging Force-set/reset, differential monitoring, data tracing (scheduled, each cycle, or when instruction is executed), storing location generating error.
Online editing User programs can be overwritten in program block units when the Controller Section is in MONITOR or PROGRAM mode. This function is not supported for block programming areas. With the CX-Programmer, more than one program block can be edited at the same time.
Overwrite protection: Set using DIP switch or via the password from CX-Programmer peripheral device.
Copy protection: Password set using CX-Programmer.
Error check User-defined errors (i.e., user can define fatal errors and non-fatal errors)
The FPD(269) instruction can be used to check execution time and logic of each programming block.
FAL and FALS instructions can be used to simulate errors.
Error log Up to 20 errors are stored in error log. Information includes error code, error details, and time error occurred.
The Controller Section can be set so that user-defined FAL errors are not stored in the error log.
Clock Provided on all models.
Ambient temperature Monthly variation
25°C -1.5 to +1.5 min
Note 1. Accuracy varies with the temperature.
Note 2. Used to store time when power is turned ON and when errors occur.
Power OFF
detection time
2 ms
Power OFF
detection delay
0 ms fixed
Held Areas: Holding bits, Data Memory, Extended Data Memory, and status of counter Completion Flags and present values.
If IOM Hold Bit in Auxiliary Area is turned ON, and PLC Setup is set to maintain IOM Hold Bit status when power to the NSJ Controller is turned ON, contents of CIO Area, Work Area, part of Auxiliary Area, timer Completion Flag and present values, Index Registers, and Data Registers will be saved.
to a Host Link
FINS commands can be sent to a computer connected via Host Link System by executing Network Communications Instructions from the Controller Section.
and monitoring
Host Link communications can be used for remote programming and remote monitoring through a Controller Link System or Ethernet network.
Host Link communications can be used for remote programming and remote monitoring from devices on networks up to eight levels away (Controller Link Network, Ethernet Network, or other network).
in CPU Unit
I/O comments can be stored as symbol table files in Memory Cards in the Controller Section, EM file memory, or Comment Memory (see note).
Note: Supported for CX-Programmer Ver. 5.0 or later only.
Program check Program checks are performed at the beginning of operation for items such as no END(001) instruction and instruction errors. CX-Programmer can also be used to check programs.
Battery life 5 years at 25 °C (The battery life depends on the ambient operating temperature; 1.1 years min.)
(Battery set: CJ1W-BAT01; Use a Replacement Battery that is within two years of its date of manufacture.)
Self-diagnostics Controller Section errors (watchdog timer), I/O bus errors, memory errors, and battery errors
Other functions Storage of number of times power has been interrupted. (Stored in A514.)

Display Section Specifications

Model Built-in ports
USB port
(Slave: For
Support Software)
RS-232C port DeviceNet
USB port
For printer)
NSJ5-TQ11-G5D 1 port 3 ports
Display Section:
Serial ports A, B
Controller Section:
Serial port
1 port 10/
NSJ8-TV01-G5D 10/
1 port
NSJ10-TV01-G5D 10/
NSJ12-TS01-G5D 10/

Model Display Section
Display color Field of view Language Standard screen data capacity
NSJ5-TQ11-G5D 256 colors
32,768 colors
for images)
Right/left: ±80°,
Top: 80°,
Bottom: 60°
60 MB
NSJ8-TV01-G5D Right/left: ±80°,
Top: 80°,
Bottom: 60°
NSJ10-TV01-G5D Right/left: ±70°,
Top: 65°,
Bottom: 65°
NSJ12-TS01-G5D Right/left: ±80°,
Top: 80°,
Bottom: 80°

*1. LotNo.15Z10 or later of NS5 models, LotNo. 28X11 or later of NS8 models, LotNo. 11Y11 or later of NS10 models,
       LotNo. 14Y11 or later of NS12 models.
*2. Japanese, English, Chinese (traditional and simplified), Spanish, Italian, German, and French.

Communications Section Specifications

DeviceNet Section

Item Specifications
Communications protocol DeviceNet
DeviceNet master/slave Can function as master or slave.
Connection forms *1 Combination of multi-drop and T-branch connections (for trunk or branch lines)
Terminating resistance SW4 (TER) is used to connect/disconnect terminating resistance. The TER indicator
lights when terminating resistance is connected.
Baud rate 500 kbps, 250 kbps, or 125 kbps (Set via DIP switch.)
Communications distances Baud rate Network length Branch line length Total branch line length
500 kbps 100 m max. 6 m max. 39 m max.
250 kbps 250 m max. *2 6 m max. 78 m max.
125 kbps 500 m max. *2 6 m max. 156 m max.
Max. number of Slaves 63 Slaves
Error control CRC error check, node address redundancy check, scan list verification
Cable Special 5-wire cable (2 signal lines, 2 power lines, 1 shield line)

*1. Terminating resistance is required at both ends of the trunk line.
*2. Communications distances are for Thick Cables. Keep the maximum network length to 100 m or less when using
       Thin Cables.

Controller Link (Wired)

Item Specifications
Communications method N: N token bus
Code Manchester code
Modulation Baseband code
Synchronization Flag synchronization (conforms to HDLC frames)
Error control Manchester code checks and CRC checks (CCITT X16 +X12 +X5 +1)
Transmission path form Multi-drop bus
Baud rate and maximum
transmission distance
The maximum transmission distance varies with the baud rate as follows:
2 Mbps: 500 m
1 Mbps: 800 m
500 Kbps: 1 km
Media Specified shielded twisted-pair cable
Number of signal lines: 2, shield line: 1
Node connection method NSJ Controller Link Unit: Connected via a special connector (included)
PLC: Connected to a terminal block
IBM PC/AT or compatible: Connected via a special connector (included)
Maximum number of nodes 32 or 62 nodes *1
Communications functions Data links and message service
Number of data link words Transmission area per node: 1,000 words max.
Data link area (send/receive words) per node
NSJ Controller: 20,000 words
CS/CJ Series:
20,000 words max. (unit Ver. 1.2 or later)
12,000 words max. (pre-Ver. 1.2)
SYSMAC α, CVM1/CV, CQM1H: 8,000 words max.
Personal computer: 32,000 or 62,000 words max. *2
Data link areas Bit-access areas (IR, AR, LR, CIO), DM Area (DM), and extended DM Area (EM)
Message length 2,012 bytes max. (including the header)
RAS functions Polling node backup function
Self-diagnosis function (hardware checking at startup)
Echoback test and broadcast test (using the FINS command)
Watchdog timer
Error log function

*1. At least one Repeater Unit (CS1W-RPT01) is required to construct networks that uses a node address higher than 32.
       The following Controller Link Units/Support Boards must also be used, and the Wired Network 62 Node Enable Bit of
       the DM Parameter Area software switch of all nodes must be turned ON (62 nodes max.).
       CS1W-CLK23, CJ1W-CLK23, 3G8F7-CLK23, and NSJW-CLK21-V1
*2. For a maximum configuration of 62 nodes

Ethernet Unit

Item Specifications
Type 100Base-TX (can be used as 10Base-T)
Media access method CSMA/CD
Modulation method Baseband
Transmission paths Star form
Baud rate 100 Mbps (100Base-TX) 100 Mbps (10Base-T)
Transmission media Unshielded twisted-pair (UTP) cable
Categories: 5, 5e
Shielded twisted-pair (STP) cable
Categories: 100 Ω at 5, 5e
Unshielded twisted-pair (UTP) cable
Categories: 3, 4, 5, 5e
Shielded twisted-pair (STP) cable
Categories: 100 Ω at 3, 4, 5, 5e
Transmission distance 100 m (distance between hub and node)
Number of cascade connections 2 4
Functions FINS communications service
Socket services (UDP/TCP)
FTP server
Email send/receive
Automatic clock adjustment

Differences between the Built-in Ethernet and Ethernet Unit Ports

Built-in Ethernet port Ethernet Unit port
with another
host (PLC)
Communications is possible with another host via Ethernet.
For example, from one NSJ Controller, data can be displayed or settings can be made to another NSJ Controller or PLC.
Same functions as at left.
Connection with a
host computer
Support Software Connections
CX-One (CX-Programmer, CX-Designer, etc.) can be used via Ethernet.
Screen data and ladder programs can be transferred from a host computer.
Access to a Memory Card in the Display Section
A memory card in the Display Section can be accessed using Support Software or FTP and Ethernet. For example, Display Section recipe data and alarm or data log files can be downloaded from a host computer.
Access to the Host from a Host Application
A host computer can access the Controller Section using FINS communications. For example, an application on a host computer can read or data can be written to the NSJ data memory (DM) (UDP only).
Same functions as at left, plus the following:
A Memory Card in the Controller Section can be accessed.
The clock can be set using SNTP
TCP/IP support (See note.)
(The Memory Card in the Display Section cannot be accessed.)
Note: Ethernet (FINS/TCP) not supported by CX-Programmer.
E-mail --- E-mail can be sent and received.
using ladder
--- Socket communications are possible using the CMND instruction.
SEND/RCV instructions