LST Home Security System B312NL User Manual

DetectorRelayBaseSeries300  
B312RL/B312NL  
• Suitable for automatic detectors in  
conventional technology  
• Relay output with dry change-over  
contact  
• Connection to control panels with  
12V operating voltage  
Test contact for examining the  
detector line without detectors  
• Mechanical theft protection can be  
activated  
Description  
The Detector Relay Base B312RL/B312NL with integra- of the fire alarm.  
ted relay output is designed for the easy connection of During construction work (or when the detector has  
automatic detectors Series 300. Due to its robust multi- been removed) the detector line can be connected  
wire screw terminals, the detectors can be wired with through via an auxiliary contact, which is integrated into  
ease, thus achieving a secure and durable connection. the base. With that, the whole wiring of the detector  
line can be examined without risking contamination of  
The relay output is activated through the alarm acti- the detectors. The contact is automatically opened by  
vation of the inserted detector. In the Detector Relay installing the detector.  
Base B312RL the relay output remains active until the The detector base is designed for surface mounting in  
operating voltage is briefly interrupted. In the Detector dry rooms. A mechanical theft protection of the detec-  
Relay Base B312NL the detector and the relay output tor can optionally be activated at the detector base.  
are automatically reset a few seconds after detection  
Specifications  
Operating voltage  
8.5 – 15VDC  
Current consumption  
typ. 20µA (quiescent)  
50mA (active)  
Contact rating  
1A at 30VDC  
-20°C to +70°C  
5 – 93% (no condensation)  
127 × 29 (mm)  
cream  
Ambient temperature  
Relative humidity  
Dimensions ø × H  
Colour  
Weight  
96g  
Detector Relay Base B312RL  
Order number  
246101  
Order name  
Detector Relay Base/Conv./300/SS B312RL  
Detector Relay Base B312NL  
Order number  
246102  
Order name  
Detector Relay Base/Conv./300/SS B312NL  
Building Safety. Building Security.  
A
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B312xL_DBL_LST_EN_0804.PDF • PAGE 1  
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