BOSCH F220-B6R

BOSCH F220-B6RThe F220B6 Detector Bases work with the F220 Photoelectric Smoke and Heat Detectors. The F220B6 is a 12 V or 24 V base for twowire loops. The other bases in this family are 12 V or 24 V bases for fourwire loops.

handheld carbon monoxide (CO) gas detector and ambient temperature monitor

and Ethernet on the network side

The Siemens FC922-US Cerberus PRO is a 252-Point Addressable Fire Alarm Control Panel includes 170 Watt Power Supply and standard operator interfaces

a mobile device

4 Class "Ain

City of Los Angeles Approval

CRF-300 addressable relay modules provide a dry-contact output for activating a variety of auxiliary devices

the Edwards 270A-SPO non-coded single-action fire alarm stations are sturdy

— DST3 Metal Sampling Tube Duct Widths 2’ — 4’

In many cases this set of contacts will be connected to a controlling relay that is used to switch heavier voltages

The System Sensor 2251B photoelectric detector’s unique optical sensing chamber is engineered to sense smoke produced by a wide range of combustion sources

multi-mod ten input monitor module (MMI-10F) provides ten Style B (Class B) or five Style D (Class A) supervised initiating device circuits (IDCs) that are suitable for a wide range of monitoring applications