Manufacturer: OMRON

Type: Compobus/S Master Unit

Model: CJ1W-SRM21

I/O Points: 256 (128 inputs and 128 outputs) or 128 (64 inputs and 64 outputs)

Applicable PLC Models: CJ-series PLCs

Communications Method: Special CompoBus/S protocol

Unit Type: Special I/O Unit

Modulation Method: Baseband method

Coding Method: Manchester coding method

Communications Cycle Time: 0.5 ms (at 750 kbps)

Communications Distance: Up to 500 m (at 93.75 kbps)

No. of Mountable Master Units: 40

No. of Connectable Slaves: 32

Dimensions: 20 X 80 X 90 mm

Weight: 0.06 Kg