"Dry contact" output (optorelay)
extension module for Wiren Board 5
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Consists of two SPST (normally open) optorelays with a single common contact. Current up to 400 mA, voltage up to 40VDC. Switch-on resistance < 2 Ohms Equipped with 40V TVS diodes for transient overvoltage protection when switching inductive loads.

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