System Sensor 2W-B Two Wire Smoke Detector

4.5 (107) · € 28.00 · En stock

System Sensor 2W-B Two Wire Smoke DetectorMost all modern alarm system now support this 2 wire type smoke detector. A two-wire smoke sends the power and zone circuit down the same two wires. We're often asked which type we recommend, 2 wire type or 4 wire type. If you are going to have only a few

System Sensor 2WTR-B Photoelectric i3 Series Smoke Detector, 2-Wire, Thermal Sensor, Form C Relay, White

2W-B - System Sensor

Deciding Whether to Use 2-Wire or 4-Wire Smoke Detectors

System Sensor I3 series smoke detector has built-in remote maintenance signaling and in-line terminals with SEMS screws that mount to octagonal and 1-Gang back boxes, 4-square back boxes or direct to the ceiling. It has built-in drift compensation that allows the detector to automatically adjust its sensitivity over time as it becomes dirty. Detector gives trouble indication light if not calibrated properly or if it is dirty. The smoke detector is suitable for both retrofit applications.

System Sensor 2W-B 2-Wire Photoelectric Smoke Detector

NOTIFIER 1451 2 Wire and 4 Wire Ionization Smoke Detector Instruction Manual

System Sensor 2WTA-B - 2-Wire Smoke Detector with Fixed Heat and Sounder - Alarm Grid

This First Alert Hardwired Smoke Alarm includes a 10-year battery backup that continues to protect you in the event of a power failure. It uses an ionization smoke detector, and features a loud 85-decibel alarm. One button silences any nuisance alarms, and also tests detector functions. The latching alarm indicator automatically identifies which unit initiated the alarm, even after conditions that set off the alarm have subsided.