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GAS DETECTORS


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Item Description

L4511/12 Methane gas detector with optical

N4511/12 and audible alarm (85dB) - internal

NT4511/12 self-diagnosis - prearranged for the control of signal repeaters - power supply 12Va.c./d.c. - 2 modules

 

L4512/12 LPG detector with optical and audible

N4512/12 alarm (85dB) - internal self-diagnosis

NT4512/12 - prearranged for the control of signal repeaters - power supply 12Va.c./d.c. - 2 modules

L4520 Signal repeater for gas detectors

N4520 optical/audible alarm - relay output

NT4520 with 1 switching contact 6A resistive 2A inductive - 2 modules

   

L4541 Safety transformer - input 230Va.c.

 N4541 - 50/60Hz - output 12Va.c. - 4VA

NT4541 2 modules

   

Wall-mounting methane gas detector

 N719 Methane gas detector with optical and audible alarm (85dB) - internal self-diagnosis - internal relay 6A cosϕ 1 - solenoid valve control with manual reset 2 to 200 VA (12 to 230V a.c.) - power supply through sheathed or single pole cables in trunking at sight or flush pipes

F91/12E Safety transformer - input 230Va. c. - 50/60Hz -output 12Va.c. - 6VA - housing for DIN rail - 3 modules

L4525/12NO NO gas solenoid valve - manual reset - power supply 12V 50Hz - power 3VA - consumption in non-working condition: 0 - max. pressure 500 mbar - IP65 protection degree - working temperature -15+60C - 3/4 threaded caps and 1/2 reductions supplied

 


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