Siemens HI921

Siemens HI921The Siemens HI921 is an intelligent, addressable thermal (heat) detector designed to provide advanced fire detection through precise temperature monitoring. Incorporating state of the art thermistor technology and microprocessor based signal processing, the HI921 ensures high reliability and accuracy in various environments. Offers seven pre programmed temperature settings ranging from 135F (57C) to 174F (79C), including both fixed and rate of rise

are required for each enclosure

4100 style cabinet without charger

The GHLF horn offers a 520 Hz square wave

Models 6334-9140 through -9152 have a 4

For installations requiring the detection beam to be adjusted horizontally or vertically to obtain the desired field of protection use the LC-B1-15X Outdoor Mounting Bracket

the Eluxa ELSPK and ELSPST feature leading intelligibility with crisp

This ensures consistent airflow sampling over time

One D7039 Multiplex Expansion Module is required in the system to use the D7042/D7042B Eight Input Remote Modules

SIGA-MCC1S

The 3-FIBMB2 electronics card plugs right into the CPU

The RMS-6T-EXP-WP single-action station is operated simply by pulling the pull handle on the front of the station as far down as it will go

eliminating the need for costly leased lines