Omron CJ1W-SCU21-V1 Serial Communication Unit, a module used for high-speed communication in Omron’s CJ-series PLCs.
This unit features two RS-232C ports.
It supports various communication functions including Host Link, NT Links (1:N mode), Serial Gateway, and Modbus-RTU Slave mode.
The unit is certified for use in hazardous locations, specifically Class I, Division 2, Groups A, B, C, D.

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