Basic AC31 CPU with built-in CS31 bus, onboard DI/DO, RS232 port for distributed industrial automation control ...

AC31 base CPU with built-in CS31 bus, onboard DI/DO ports, RS232 interface for distributed industrial automation control ...

Base AC31 CPU equipped with CS31 bus, integrated DI/DO and RS232 port for distributed factory automation control ...

AC31 core CPU with CS31 bus, integrated DI/DO channels and RS232 port for distributed industrial automation applications ...

AC31 main CPU with CS31 bus, onboard DI/DO and RS232 port, 230VAC supply for distributed industrial automation ...

Standard AC31 CPU with CS31 field bus, integrated DI/DO and RS232 port for decentralized industrial automation control ...