Portable pump-suction gas detector

รหัสสินค้า : 29758

OC-905 Gas Detector Feature

Used the original imported sensor, semiconductor technology of ultra low power 32 bit microprocessor, 24 bit ADC acquisition chip, so with the high accuracy.

2.5 inch dot matrix display interface.

All English operation menu and easy operation.

Unit data avaible for PPM, %VOL, mg/m3, LEL, PPB.

The circuit installed the four layers of wire, so well anti-interference.

Explosion proof grade is Exd ib ⅡC T4 Gb.

OC-905 Gas Detector Function

Inspect the gas concentration and alarm when it reaches preset alarm level.

High accuracy, good stability and good repeatability, long working life.

One-key operation to restore to factory default setting.

Adjustable two-stage audible-visual alarm threshold value.

Powered by rechargeable lithium battery with big capacity.

The built-in pump could be controlled.

OC-905 Gas Detector Applications

Common applications include chemical industry, petroleum, gas station, metallurgy, oil, municipal, environment protection, agriculture, biology pharmaceuticals, power, lab research and other industry environment where need to inspect combustible or toxic gas concentration.

OC-905 Gas Detector Specifications 

Gas type Combustible gas, oxygen, toxic gas

Working principle Catalytic combustion for combustible gas;

Electrochemical for toxic gas and oxygen.

PID sensor for TVOC gas;

NDIR sensor for CO2, CH4

Measure range Normal range or be customized.

Resolution Depended on the gas types

Precision ≤3%FS

Sampling method Pump-suction sampling

Data storage About 100000 group of data capacity.

Response time T90≤30s Pre-heating time ≤60S

Repeatability ≤±1% Display  LCD dot matrix display

Operating language English Concentration unit ppm，mg/m3, %vol, %LEL

Working temperature -20℃～60℃ Working humidity 10%-95%RH(non-condensing)

Explosion-Proof grade Exd ib ⅡCT4 Gb Protection grade IP66

Alarm mode Audible, visual Working pressure 86Kpa ～ 106Kpa

Dimensions 135*65*35mm Weight 0.5KG

Accessory Box, instruction, USB charger , data line

Quality standard GB15322.1-2003,GB3836.1-2010,GB3836.2-2010,GB3836.4-2010