Expander with 8 outputs back tamper

The spce452.100 expander extends the spc system via x-bus with 8 fully programmable relay outputs. The outputs are volt free relays that provide both no and nc terminals allowing the greatest flexibility. The expander comes in a plastic housing with front and back tamper protection and features also an x-bus status led and on-board buzzer for easy device identification and extensive self-diagnostic capabilities.