Description
The Siemens Industrial Controls 3SU1400-1AA10-3BA0 1″ Contact Module is a control interface part which offers a normally open contact to be used in switches and control assemblies. When activated, it closes an electric circuit to allow a signal to be transmitted through it when it is in operation in control panels and safety circuits of HVAC systems including air handlers and packaged units. The module fits by fitting into the operator housing or the control block of the desired circuit by snapping in and wiring it into the desired circuit.
