Duct Smoke Detector RW-UNI-N Air Products and Controls AP&C

Air Products and Controls RW-UNI-N Duct Smoke Detector Refurbished. We do not have a record if this detector installation, and even though it appears to be new, unused, undamaged, overstock item, listing it as refurbished. The box is missing. Description: Fire Alarm AP&C Air Products and Controls RW-UNI-N Duct Smoke Detector Specifications: Brand: APC Category: Fire Safety Type: Smoke Detector SKU: RW-UNI-N NOTE: For remote accessories with a Trouble LED (yellow), an SKD-115 jumper (available from Air Products and Controls Inc.) must be placed between Terminals 3 and 12. The Trouble LED will illuminate when the smoke detector head is removed. Trouble contacts CANNOT be connected to a Fire Alarm Control Panel when using this option without the use of a slave relay. NOTE: If duct smoke detectors are interconnected for common functions, please refer to unit installation guide for proper connection of remote alarm functions NL27