Description
The IB4U Isolator Detector Base is designed to prevent an entire Class A communications loop from being disabled when a short circuit occurs. This is accomplished by isolating the part of the loop containing the short from the remainder of the circuit.
Application Bulletin: Smoke, Heat, and Duct Detectors
DownloadEdwards Signaling - Application Bulletin
Intelligent/Addressable Detectors & Bases
DownloadEdwards Signaling - Data Sheet
Installation Sheet: IB4U Analog Isolator Detector Base
DownloadEdwards - Installation Sheet