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Multi gas detector

  • OC-904A Portable Multi Gas Detector For NH3, H2S, Ex
  • OC-904A Portable Multi Gas Detector For NH3, H2S, Ex
OC-904A Portable Multi Gas Detector For NH3, H2S, ExOC-904A Portable Multi Gas Detector For NH3, H2S, Ex

OC-904A Portable Multi Gas Detector For NH3, H2S, Ex

  • USB charger port.
  • Protect grade of IP65.
  • Record the alarm data of 10,000 sets.
  • Support for 4 sensor at the same time.
  • Product description: OC-904A Portable multi gas detector used to detect the gas concentration in many applications, including of the chemical industry, petroleum, gas station, metallurgy, agriculture, biology pharmaceutic
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Description:

OC-904A Portable multi gas detector used to detect the 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 combustible or toxic gas concentration.

The portable multi gas detector with the LED light, it’s very convenient for the underground usage, such as the Mine, Coal Mine, Tunnel, etc.

Features:

Original imported sensor with high performance and precision, good stability and repeatability, long working time.

TFT LCD screen 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.

Three alarm mode: Audible, Visual, Vibration.

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.

Technical Specification:

Item

Description

Gas type

ExNH3, H2S

Working principle

Catalytic combustion sensor for Ex;

Electrochemical sensor for NH3 and H2S.

Testing mode

Diffusion sampling.

Display mode

TFT LCD display

Concentration Unit

%LELppmmg/m3;

Measuring range

EX0-100%LEL

NH30-100ppm

H2S0-100ppm

Resolution

EX1%LEL

NH31ppm

H2S1ppm

Precision

≤±3%FS;

Alarm mode

Audible-visual alarmVibration alarmVoice≥75dB@25cm;

Preheat time

≤90s;

Response time

T90≤30s;

Recovery time

≤20s;

Explosion proof grade

Ex ib IIB T3;

Protection grade

IP64;

Output signal

Wireless transmission and print functionOptional;

Body material

PC+TPU;

Working temperature

-20℃+50℃or customized;

Working humidity

≤95%RH(non-condensing);

Charger

USB port;

Working voltage

3.7V rechargeable lithium battery;

Charging time

≤6 hours;

Working time

8hours continuouslyWhen normal temperature and no alarm;

Power consumption

<0.7W;

Working pressure

86106Kpa;

Dimension

119.6x60x44mm(L*W*H);

Weight

About 182g;

Standards

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

Warranty

12 months;

Accessory:

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

Certificate

CNEx, CE and RoHS


Applications:

The portable multi 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 Combustible gas and Toxic gas.

gas detector

If any inquiry, pls contact us: Email: info@china-oceanus.com; Tel: +86-371-60998169