Description:
OC-904 Portable Ammonia NH3 gas monitor which is applicable for NH3 detection, 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 harmful environments.
Common applications is 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.
Features:
It used original imported sensor with good quality and high accuracy.
It can be combined with 1~4 different gas sensors for different gas type.
LCD dot matrix display, support both English and Chinese operating menu.
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.
Technical Specification:
| Gas type | Ammonia (NH3) |
| Sensor Type | Electrochemical sensor |
| Sensor life | 2~3 years |
| Measuring range | NH3: 0~100ppm |
| 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 records. |
| 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 |
| Protection Grade | IP65 |
| Working Environment | Working Temperature: -20℃～50℃
Working Humidity: 0-95%RH (non-condensing) |
| Body Material | ABS and PC |
| Package | ABS carrying case |
| Dimensions | 110*60*30mm |
| Weight | 210g (with charger) |
| Warranty | 2 years |
If any quesitons on the Portable NH3 gas monitor, welcome to contact us:
