OC-904A Portable Type Phosphine PH3 gas detector used for fumigation

2018-8-3      View:
  • Brand   oceanus
  • Type   OC-904A
  • Inquire Now

oc-904A multi funtion detector


OC-904A Portable Phosphine PH3 gas detector used to detect the PH3 gas concentration in many applications, including of the chemical industry, petroleum, gas station, metallurgy, agriculture, biology pharmaceuticals, power, lab research and other industry environment where need to inspect PH3 gas concentration.The portable PH3 gas detector with the LED light, it’s very convenient for the dark place usage.

lcd display gas detector


Original famous sensor with high performance and precision, good stability, small figure, esay to carry and repeatability, long working time.

TFT LCD screen can clearly display the measuring data.

Record the alarm data of 10,000 sets.

Adjustable preset two-stage alarm level.

With the 32bit low power consumption ARM processor and quick response.

Restore factory setting function, avoid the mis-operation.

Audible, Visual, Vibration alarm mode.

Support for 4 sensor at the same time.

Support the Chinese/English language menu.

The menu interface with words and icon.

LED light function, can provide the light in the dark area or other Emergency time.

LED indicate light, will flash in the dark area.

USB charger port.

Explosion-proof grade of Ex ib IIB T3 Gb

Protect grade of IP65.

oc-9904a package box

Technical Specification:

Gas type

Phosphine (PH3)

Working principle

Electrochemical sensor

Testing mode

Diffusion sampling

Display mode

TFT LCD display

Concentration Unit

Ppm and mg/m3

Measuring range

0-20ppm, 1000ppm or customized


0.1ppm, 1ppm or customized



Alarm mode

Audible-visual alarmVibration alarmVoice≥75dB@25cm

Preheat time


Response time


Recovery time


Explosion proof grade

Ex ib IIB T3

Protection grade


Output signal

Wireless transmission and print functionOptional

Body materia


Working temperature

-20℃+50℃or customized

Working humidity



USB port

Working voltage

3.7V rechargeable lithium battery

Charging time

≤6 hours

Working time

8hours continuouslyWhen normal temperature and no alarm

Power consumption


Working pressure





GB3836.1-2010GB3836.2-2010GB3836.4-2010MT 704-2008, MT 703-2008,MT 1084-2008,GB 15322.3-2003


12 months


Box, instruction, USB charger , data line, calibration cap

handheld gas alarm


The portable Phosphine PH3 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 PH3 gas.

If any inquiry of the multi gas detector, please contact us!

Carol Liu

Henan Oceanus Import & Export Co., Ltd.

Email:carol.liu @china-oceanus.com

Tel: (0086)-371-60998169

Mobile: ( 0086) 13673683950

More Products