CJ1W-SCU31-V1-- Omron --CJ-series Serial Communications Units
Product Description
Estimated Lead Time : In stock. Usually ships in 7-10 working days
Manufacturer : Omron
Device name : Serial Communications Unit
Classification : CPU Bus Unit
Model number : CJ1W-SCU31-V1
Serial ports :- Port 1 : RS-422A/485
Port 2 : RS-422A/485
Protocol :- Port 1 : Host Link, protocol macro, NT Link, or loopback test can be selected for each port.
Port 2 : Unit Ver. 1.2 or later also supports Serial Gateway, no- protocol, and 1:1 Host Link modes. (Note: The Serial Gateway can also be executed in protocol macro mode.) *1 Unit Ver. 1.3 or later also supports Modbus-RTU slave mode.
Number of mountable Units : - CPU Unit : None
CPU Rack : A total of up to 16 Units, including all other CPU Bus Units. No restrictions on the mounting location.
Expansion Rack : Data exchange with the CPU Unit :-
Ordinary refreshing of software switches and status : Allocated 25 words of the 25 words in the CPU Bus Unit CIO Area (constant data exchange with the CPU Unit)
Transfer from the CPU Unit set by the system : Of the CPU Bus Unit DM Area, each serial port is allocated 10 words (total 20 words). Data is transferred from the CPU Unit at the following times: Startup or restart Ladder instruction: STUP (237) Port Settings Changing Flag turns ON (Auxiliary Area)
Simple Backup Function : The CPU Unit's Simple Backup Function can be used to backup the Protocol Macro data in the Serial Communications Unit to the CPU Unit's Memory Card. The backed-up data can be restored or compared. (The Simple Backup Function can be used with the CJ1-H and CJ1M CPU Units only.)
Current consumption *3 : 380mA
Weight : 110g Max.
General specifications : Conforms to general specifications for CJ Serise.
