
MODBUS, RTU, Master or slave (RS232 / RS485), AC31 Series Compact Network Interface Interface, Connection to the central unit via a ribbon cable, Supply voltage 24 V DC.

CPU, 8/6 relay, 120/230 VAC - Programmable Logic Controller - Advant Controller 31 Central Units AC31 Series 50 Integrated CS31 field Bus. KRxx: Relay outputs, KTxx: transistor outputs. Expandable locally with up to 6 I/O modules, remotely with up to 31 I/O modules.
