OC-904 Portable Sulfur Dioxide SO2 gas detector

2018-4-11      View:
  • Brand   Oceanus
  • Type   OC-904
  • Inquire Now


OC-904 Portable Sulfur Dioxide SO2 gas detector which is applicable for SO2 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.

 OC-904 Portable Sulfur Dioxide SO2 gas detector


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.

 OC-904 Portable Sulfur Dioxide SO2 gas alarm

Technical Specification:


Gas type

Sulfur Dioxide (SO2)

Sensor Type

Electrochemical sensor

Sensor life

2~3 years 

Measuring range


Display Information

Gas types, Concentration value, Concentration unit, Time, Battery status, Alarm status, etc.


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, sound75dB

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


Working Environment

Working Temperature: -2050

Working Humidity: 0-95%RH (non-condensing)

Body Material

ABS and PC


ABS carrying case




210g (with charger)


2 years




The portable Sulfur Dioxide SO2 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 SO2 gas.

 OC-904 Portable Sulfur Dioxide SO2 gas monitor

Ada Bu

Henan Oceanus Import & Export Co., Ltd.

Email: adabu@china-oceanus.com


Tel: (0086)-371-60998169

Mobile: ( 0086) 15981942832

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