TECHNICAL DATA
Operating voltage: 12-24V DC
Operating current: approx. 0,05 mA
Alarm current: approx. 50 mA
Detector head: White PC with metal net
around the chamber
Base: White PC
External LED output: 6V - 20 mA
Operating temperature: -10°C to 55°C
Max humidity: 95% RH
Fire alarm indication: Red LED
Approvals: According to EN54-7
Weight: Ca 180g, incl. base
Protection: Base IP22
ORDERING EXAMPLE
Article code Description
ST-P-OM/I Smoke detector head optical
STB-4SE-12VR Relay base for smoke detectors
STB-4SE-12VRL Relay base for smoke detectors with
closed-circuit relay
STB-4SE-24VR Relay base for smoke detectors
STB-4SE-24VRL Relay base for smoke detectors with
closed-circuit relay
STB-4SE-R/330 Base for smoke detectors ST-x 24V, deep
with 330 Ohm resistor