GasAlarm

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  • Gas detection, gas warning, gas concentration measuring instrument for ppm, LEL and vol.% range applications
  • Modular instrument concept
  • Basic device without pump (diffusion) or with built-in pump Sensor
  • Combinations for diverse applications
  • Power supply by rechargeable or disposable batteries
  • Micro-processor controlled
  • Large illuminated LCD display with number symbols for battery
  • Self-test when switched-on
  • Easy handling
  • Visual & 95dba audible alarms & white flashing LED & internal vibrating alarm
  • Power on & off & select mode with magnetic switch
  • Automatic calibration for all gas

Sensor operation/measuring range

Calibration on methane

   
ppm-sensor, semi-conductor   0 to 22000 ppm
Minimum detection sensitivity  1 ppm 
%LEL sensor, catalytic combustion   0 to 100 LEL.%
Minimum detection sensitivity  500 ppm 
 Vol.% sensor, thermal conductivity 0 to 100 vol.% 
 Minimum detection sensitivity 1 vol.% 
 Typical response times for all gas 10 to 20 sec
   
Technical information:    
Operating time:typically 12 hours    
 Power supply:3 Mignon NiMH or 3 Mignon Alkaline batteries (size AAA)    
 Operating temperature:-20 °C to +50 °C Humidity 0-95%RH    
 Storage temperature:-30 °C to +80 °C Humidity 0-95%RH    
Dimensions (W x H x D): 60 x 110 x 20 mm    

Weight: 90 g & 130 g with battery

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