Contact us to request a specific version.
CJ1W-SCU42 Omron
Product Details
Specifications provided for reference. Verify critical details against official manufacturer documentation before installation.
Product Overview
The CJ1W-SCU42 is an Omron CJ-series CPU Bus Unit providing one RS-232C port and one RS-422A/485 port for serial communication. It enables connection of external devices to CJ and NJ class controllers using selectable communication modes such as Protocol Macro, Host Link, NT Link, Serial Gateway, No-protocol, and Modbus-RTU Slave. It occupies one unit position on the CPU rack and supports integration within systems of up to 16 expansion units, providing up to 32 serial ports. CJ1W-SCU42 is used for interfacing legacy or serial devices within automation systems.
Best Suited For
- Adding RS-232C and RS-422A/485 communications to CJ/NJ PLC systems
- Implementing Modbus-RTU Slave slave device functionality
- Host Link or protocol macro integration with external controllers
- Serial gateway interfacing between PLC and serial field devices