CSA 1447-CSA Anti-Vibration Inertial Sensor for the detection of impacts and attempted break-ins on doors and windows, ideal for outdoor installations. Requires the 448-CSA analysis board for sensitivity adjustment via trimmer and management of the relay output selectable NC/NO . Equipped with terminal connections, 3/8 GAS cable entry hole and tamper microswitch against cover opening, it guarantees reliable access protection. Eaton-CSA