Johnson Controls M300RJ Addressable Relay Module Aspirating Smoke Detectors tamper switches and other normally-open

tamper switches and other normally-open contact devices

STI-1250 Weather Stopper without Horn Flush Mount

Ls2000Sn14Spsa1S Line Of Sight

LCD DUTY STATION

Johnson Controls M300RJ Addressable Relay Module Aspirating Smoke Detectors tamper switches and other normally-openJohnson Controls M300RJ Addressable Module Single Relay 500 Series Flashscan CLIP The Johnson Controls M300RJ Addressable Relay Module provides a dry contact output for activating a variety of auxiliary devices, such as fans, dampers, and control equipment. Addressability allows the dry contact to be activated either manually or through panel programming on a selective basis.