The ABB 1SVR440821R0000 is a logic relay module from the CL range.
The ABB 1SVR440821R0000 is a logic relay module from the CL range. It serves as a display base module with a CPU and power supply, operating at 24 V DC. This module is designed for small to medium-sized control tasks and can replace traditional logic wiring. It supports features like local and remote expansions, multifunction timing relays, high-speed counters, analog value comparators, and more.