LST Smoke Alarm 249003 User Manual

Isolator Module  
ISM1-2  
• Safe disconnection of a faulty loop  
section  
• For use in a System Sensor/200 loop  
• Installation in commercial installation  
boxes or in the LST standard grid  
• Small design  
Description  
The Isolator Module ISM1-2 is used on the ADM loop The Fire Detection Control Panels Series BC216 report  
with System Sensor/200 protocol and disconnects the the affected loop elements as faulty and operate the  
loop in the event of a short circuit of the loop connec- remaining loop sections, which are not faulty, from both  
tion. Thereby only the loop elements located between ends of the loop, until the fault is removed.  
two isolator modules are affected by the short circuit.  
Specifications  
Operating voltage  
Current consumption  
Ambient temperature  
Dimensions L × W × H  
Weight  
Supply through loop voltage  
max. 0.2mA  
-5°C to +50°C  
70 × 24 × 15 (mm)  
20g  
Approval  
VdS G296011  
Order number  
249003  
Order name  
Isolator Module/Anal./500/200/SS ISM1-2  
Building Safety. Building Security.  
A
© LABOR STRAUSS SICHERUNGSANLAGENBAU GMBH • A-1231 WIEN • WIEGELESTRASSE 36 • TEL +43 1 52114-0 • FAX +43 1 52114-27  
ISM1-2_DBL_LST_EN_0804.PDF • PAGE 1  
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