OC-904 Portable multi gas detector which is applicable for 4 gas
detection of the CO, O2, Ex, H2S, with the original imported
sensor, with the safe and reliable quality. It’s with the diffusion
sampling mode, can be connected with the external pump. The
portable gas detector can promise the security for the personnel
working under the toxic gas in the harmful environments.
It used original imported sensor with good quality and high
It can be combined with 1~4 different gas sensors for different gas
LCD dot matrix display, support both English and Chinese operating
Adjustable preset two-stage alarm level.
With audible-visual-vibration alarm mode.
With a back clip, which is easy to carry when working.
Powered by rechargeable battery with big capacity which support a
long working period.
|Gas type||Ex, O2, H2S, CO|
Catalytic combustion sensor for Ex;
Electrochemical sensor for O2, H2S and CO.
|Sensor life||2~3 years|
|Display Information||Gas types, Concentration value, Concentration unit, Time, Battery
status, Alarm status, etc.|
|Display||Large screen LCD|
|Data Storage||With data storage function with memory capacity of 1000 alarm
|Sampling mode||Diffusion sampling (Available for connection with external pump)|
|Operating Language||Chinese or English operating menu is able to be changed freely.|
|Alarm Mode||Audible-visual-vibration alarm, sound≥75dB|
|Power Supply||3.6V, 1600mAh rechargeable lithium battery, continuous working
period can reach to 10 hours or above.|
|Explosion-proof Grade||Ex ib IIB T3|
Working Temperature: -20℃～50℃
Working Humidity: 0-95%RH (non-condensing)
|Body Material||ABS and PC|
|Package||ABS carrying case|
|Weight||210g (with charger)|
The portable multi gas detector used in the gas safety inspection
and alarm for industrial scene, such as petroleum refinery,
chemical plants, LPG stations, boiler rooms, gas stations, paint
spray booths, metallurgy, mining, fire, environmental protection,
etc., where need to inspect the gas concentration of the
Combustible gas and Toxic gas.