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Relay modules are mounted assemblies consisting of plug-in relays, plug-in bases for terminal rail mounting and the corresponding accessories. They are available in different designs and for different connection systems. Relay modules are used for the switching, amplification and multiplication of digital signals in automation technology; control and load circuits are galvanically isolated. Various contact materials are available for small, large and special loads. Relay modules are 100% functionally tested before delivery. Relay module, 4-channel, shared -, 24 V DC, LED yellow, Free-wheel diode, Reverse polarity protection, 4 CO contact (AgNi 90/10) , 250 V AC, 6 A, Screw connection
