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Display Boards > Solenoid Switch Activated Battery Decay/Collapsing Circuit IED

Display Boards > Solenoid Switch Activated Battery Decay/Collapsing Circuit IED

SOLENOID SWITCH ACTIVATED BATTERY DECAY/COLLAPSING CIRCUIT IED   Product Code: ITA-83 Display Board Description: Solenoid switch activated battery decay/collapsing circuit IED. This model functions on same principle as magnetic relay switch, using a device constructed to meet other electro-mechanical requirements. A solenoid has a metal shaft moving forward or backward. Solenoid is mounted on board […]

Display Boards > Reed Switch Initiated > Anti-Withdrawal IED

Display Boards > Reed Switch Initiated > Anti-Withdrawal IED

REED SWITCH INITIATED, ANTI-WITHDRAWAL IED   Product Code: ITA-82 Display Board Description: Reed switch initiated, anti-withdrawal IED. Model demonstrates operation of a magnetic reed switch, as used in door and window contacts, in intrusion alarm systems. Reed switch operates relay coil circuit, and when withdrawn from magnetic field, it causes the relay coil magnetism to […]