OC-905 is portable NH3 gas detector can quickly and accurately measure NH3 gas concentration and display by LCD screen. when the NH3 gas concentration reaches or exceeds the preset alarm level, the gas detector will alarm.
OC-905 NH3 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 NH3 Gas Detector Specifications
Gas type Ammonia (NH3) Working principle Electrochemical Measure range 0-10ppm, 20ppm, 50ppm, 100ppm, 200ppm, 500ppm, 1000ppm, 10000ppm or be customized. Resolution 0.01ppm, .0.1ppm, 1ppm 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
OC-905 NH3 Gas Detector Specifications
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 ammonia (NH3) gas concentration.
If any more questions about the OC-905 NH3 gas detector, welcome to contact with us.
Contact:Oceanus Team
Mobile/WhatsApp:+86 15981942832
Mobile/WhatsApp:+86 13673683950
E-mail:info@china-oceanus.com
Add:No.923, Floor 9, Unit 2, NO.78, Shangding Road, Zhengzhou, China