4 In 1 Combination Gas Detector

Our 4 In 1 Combination Gas Detectors are available with following specifications :
Gas detected HC or CH4 O2 H2S CO
Detection principle Catalytic combustion Galvanic cell Electrochemical cell
Detection range
(Increments) 0-100% LEL
(1%LEL) 0-40% vol
(0.1%vol) 0-100.0ppm
(0.5ppm) 0-500ppm
(1ppm)
Preset alarms
(User adjustable) 1st alarm 10%LEL
2nd alarm 50%LEL
Over alarm 100%LEL Low alarm 19.5%vol 1st alarm 10ppm
2nd alarm 30ppm
TWA alarm 10ppm
STEL alarm 15ppm
Over alarm 100ppm 1st alarm 25ppm
2nd alarm 50ppm
TWA alarm 25ppm
STEL alarm 200ppm
Over alarm 500ppm
Display Digital LCD with segments , auto backlight at alarm display
Automatically cycles every 3seconds reading each gas , immediate reading for alarm condition .
Special functions Manual backlight LCD(automatic at alarm), STEL , TWA , Peakhold , Continuous display of current time , autocalibration , data logging(40 hours), alarm trend and direct charging .
Sampling method Diffusion sapling (standard)
Sample drawing by optional hand asporating kit
Power source Direct charging Ni-Cad battery pack
Safety design EExiad IIBT3
Operating temp
& humidity -20a ~+40a , 85%RH (Non-condensing)
Power source Direct charging Ni-MH battery back
(can be fast charged in just 180 min)
Dimensions &
weight Approx.56(H)A 72(L)A 27(D)mm, 170g

Features :
Four gas simultaneous detection
Smallest for gas monitor in the market
Vibration alarm
Datalogging standard
Continuously operates for over 10 hrs