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Communication Units

CJ-Series PLC Communication Units:Open to any communication

The CJ-Series offers both standard open networks interfaces, and high-speed proprietary network links. Datalinks between PLCs, or to higher-level information systems can be made using serial or Ethernet links.

OMRON CompoBus/S Module CJ1W-SRM21
Brand: OMRON.
Product name: CompoBus/S Module.
Model: CJ1W-SRM21.
Module CJ1W-SRM21 Communications functions: Remote I/O communications.
CompoBus/S CJ1W-SRM21 No. of I/O points: 256 max.(128 inputs and 128 outputs), 128 max.(64 inputs and 64 outputs).
OMRON CompoNet Master Module CJ1W-CRM21
Brand: OMRON.
Product name: CompoNet Master Module.
Model: CJ1W-CRM21.
CompoNet Master for CJ1 PLCs
CJ1W-CRM21 Features : Control up to 2560 pionts, 384 nodes with one master
Specifications : Use CRT1 I/O slaves and CRS1 repeater
Enclosure Rating : IP20 equivalent

OMRON FL-net Unit CJ1W-FLN22
Brand: OMRON.
Product name: FL-net Unit.
Model: CJ1W-FLN22.
Communications interface: 100Base-TX.
CJ1W-FLN22 Communications functions: With FL-net Ver. 2.0 specifications (OPCN-2)
Data links and message service.
OMRON ProfiNET unit CJ1W-PNT21
Brand: OMRON.
Product name: ProfiNET unit.
Model: CJ1W-PNT21.
CJ1W-PRM21 Number of Units that can be mounted : 16 (restrictions may apply for certain PLC types).
Dimensions (WxHxD) : 31 x 90 x 65 mm.
Weight : 100 gram (typical).
OMRON Profibus-DP master unit CJ1W-PRM21
Brand: OMRON.
Product name: Profibus-DP master unit.
Model: CJ1W-PRM21.
Master unit provides data exchange, diagnostics and message communications.
Network type : Profibus-DP
CJ1W-PRM21 Rating : 12 Mbps; 1200 m distance; 125 nodes; shielded twisted pair cable; allows 7, 168 words of I/O data per PLL; one RS-485 port
OMRON Profibus-DP slave unit CJ1W-PRT21
Brand: OMRON.
Product name: Profibus-DP slave unit.
Model: CJ1W-PRT21.
Network type :
Rating : Max. 180 words of input and output; one RS-485 port
Current consumption : 0.40 A, 5 VDC
OMRON RS-422A Adapter CJ1W-CIF11
Brand: OMRON.
Product name: RS-422A Adapter.
Brand&Model: OMRON CJ1W-CIF11.
RS-232C to RS422/RS-485 adapter.
Rating : Used for serial PLC Link with CJ1M. Converts an RS-232C port to an RS-422/RS-485 port. Mounts directly to the CPU.
OMRON Simple Communications Unit CJ1W-CIF21
Brand: OMRON.
Product name: Simple Communications Unit.
Model: CJ1W-CIF21.
CompoWay/F adapter for communications with Omron Process and Temperature Controllers and Panel Meters
OMRON PCI board 3G8F7-CLK21-EV1
Brand: OMRON.
Product name: Controller link PCI board.
Model: 3G8F7-CLK21-EV1.
3G8F7-CLK21-EV1 Connection type: PCI, wired CLK.
Description: Controller link PCI board with support software.
OMRON Repeater unit CS1W-RPT01
Controller Link Repeater Unit.
Wires - Wire Type.
Wire-to-Wire Model
OMRON Repeater unit CS1W-RPT02
Controller Link Repeater Unit.
Wire - Light (H-PCF) Type 2.
OMRON Repeater unit CS1W-RPT03
Controller Link Repeater Unit.
Wire - Light (GI) type * 3.
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