Omron PLC I/O Module for Use with SRT2 Series, Relay, Voltage

A simple bus that uses a small terminal block for power and speed
With the Compobus S, communications for up to 256 I/O can be managed at a max. distance of 500 metres or 200 m of free space
A simple telephone terminal is used for the connection and up to 32 slave devices of 4, 8 or 16 points can be controlled remotely (transistor, relay or MOS-FET outputs may be used)
The 256 remote I/O are managed in 0.8 ms maximum
PLC CX Programmer package available for Windows 95 / 98 / NT / 2000 / XP