Omron CJ2 User Manual

A-17
Appendices
CJ2 CPU Unit Hardware User’s Manual
A-1 Specifications of Basic I/O Units
App
A-1-2 Basic I/O Units
z CJ1W-OC201 Contact Output Unit (Independent Relays, 8 Points)
*1 Terminal numbers A0 to A8 and B0 to B8 are used in this manual, but they are not printed on the Unit.
Note Although 16 I/O bits (1 word) are allocated, only 8 of these can be used for external I/O. This Unit is also
treated as a 16-point I/O Unit in the I/O tables.
Basic Output Units
Name 8-point Contact Output Unit with Terminal Block (Independent Relays)
Model CJ1W-OC201
Max. Switching Capacity
2 A 250 VAC (cosφ = 1), 2 A 250 VAC (cosφ = 0.4), 2 A 24 VDC
(16 A/Unit)
Min. Switching Capacity 1 mA 5 VDC
Relays
NY-24W-K-IE (Fujitsu Takamizawa Components, Ltd.), Cannot be
replaced.
Service Life of Relay
Electrical: 150,000 operations (24 VDC, resistive load)/ 100,000 oper-
ations (240 VAC, cosφ = 0.4, inductive load)
Mechanical: 20,000,000 operations
Service life will vary depending on the connected load. Refer to page
A-51 for information on service life according to the load.
ON Response Time 15 ms max.
OFF Response Time 15 ms max.
Number of Circuits 8 independent contacts
Insulation Resistance 20 MΩ between external terminals and the GR terminal (500 VDC)
Dielectric Strength
2,000 VAC between the external terminals and the GR terminal for
1 minute at a leakage current of 10 mA max.
Internal Current Consumption
90 mA 5 VDC max.
48 mA 24 VDC max. (6 mA × No. of ON points)
Weight 140 g max.
Circuit Configuration
Terminal Connections
• The input power supply polarity can be connected in either direc-
tion.
OUT
OUTc
Output indicator
Internal circuits
Signal
name
B1
OUTC0
B2
OUTC1
B3
OUTC2
B4
OUTC3
B5
OUTC4
B6
OUTC5
B7
OUTC6
B8
OUTC7
NC
A1
OUT0
A2
OUT1
A3
OUT2
A4
OUT3
A5
OUT4
A6
OUT5
A7
OUT6
A8
OUT7
NC
B0
A0
L
L
L
L
L
L
L
L
2 A 250 VAC,
2 A 24 VDC max.
Signal
name
Signal
name
Connec-
tor pin
*1

Omron CJ2 Specifications

General

Model	CJ2
Manufacturer	Omron
Type	Programmable Logic Controller (PLC)
CPU Units	Multiple models available (e.g., CJ2M, CJ2H)
Number of I/O Points	Up to 2, 560 points
Communication Ports	Ethernet/IP, EtherCAT, USB, Serial
Expansion	Yes, via I/O Units and Special I/O Units
I/O Control Method	Cyclic Scan, Interrupt
Programming Language	Ladder diagram, structured text, function block diagram, sequential function chart, instruction list
Built-in I/O	Available on some models (e.g., CJ2M)
Ethernet Port	Yes, 1 port (depending on CPU Unit)
Serial Ports	RS-232C, RS-422/485 (configurable)
USB Port	Yes (for programming and monitoring)
Operating Temperature	0°C to 55°C
Storage Temperature	-25 to 70°C
Humidity	10 to 95% RH (non-condensing)
Vibration Resistance	10 to 57 Hz, Amplitude: 0.075 mm, 57 to 150 Hz, Acceleration: 1 G, X, Y, and Z directions, 80 min each
Power Supply Voltage	24 VDC or 100 to 240 VAC (depending on CPU Unit)