Head removal detection function turns OFF the main circuit (11-12) when the head is removed. 3 contact types with dual enabling contacts and a monitor contact are available. Can be installed in narrow spaces.(30W x 30D x 91H mm) Double insulation structure eliminates the need for grounding. The head orientation can be rotated, allowing 8 different actuator entries. Proprietary actuators prevent invalidation of the contacts M3 terminal screws for easy wiring. Gold-plated contacts suitable for small loads.