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Explosion proof LEL gas alarm detector for hazardous location application - GQB-200A-GB

Gas alarm detector, 100dB high bright 2+2 LED display, Sensor imported &needless calibration, Patent for long service lifetime - more info check here: http://www.buymeasuringtools.com/Explosion-proof-LEL-gas-alarm-detector-for-hazardous-location-application-10221521/

Quick Brief

Place of Origin: Heilongjiang China (Mainland) Brand Name: EAST Model Number: GQB-200A-GB Material of shell: magnalium aluminum alloy Detection principle: Catalytic combustion senso... Relay output: 24V/1A Detection range: 0-100% LEL Response time: <15S Lifetime of sensor: >3 years Audible & visual alarm: available for selection Signal output: 4-20mA Explosion-proof grade: ExdIICT6 Material of detector: Magnalium

Product Features:

Gas alarm detector

100dB high bright 2+2 LED display

Sensor imported &needless calibration

Patent for long service lifetime

Business Terms:

Port: chinese main port

Minimum Order Quantity: 1 Set/Sets

Supply Ability: 800 Unit/Units per Month

Payment Terms: L/C,T/T,Western Union

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Explosion proof LEL gas alarm detector for hazardous location application
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Product Packagings & Delivery Terms:

Packaging Detail: standard exporting package

Delivery Detail: as per customer's requst and advanced payment

Specifications and Product Details:

GQB-200A-GB Explosion proof LEL gas alarm detector for hazardous location application

Characteristics

1. 100dB high bright LED display screen; clearly seen outside 10 meters.

2. Sensor imported with original packaging.

3. Double windows and 2+2 digits display.

4. Material is aluminium magnesium alloy or stainless steel material.

5. Sensor exchanged needless calibration.

6. Specialized technique can make the sensor life doubled

Certificates

  1. One patent of practical new technique.
  2. Two patents of appearance technique.
  3. Fire control type approval of the ministry of public security.
  4. National explosion-proof electric inspection.

Technical parameters (Combustible gas- Catalytic combustion sensor)

Type of sensorCatalytic combustion sensor
Detection gasCombustible gases
Working voltageDC24V±5V
Working currentLess than 150mA
Signal output4-20mA
display2+2 digits LED display; 3-colors LED light
Relay output24V/1A
Detection range0-100% LEL
Response time<15S
Detection precision3%
Zero drift2% per year
Lifetime>3 years
Enable application areaszone I&II hazardous locations of explosion-proof gases
Audible & visual alarm100dB red color alarm
Relative humidity10~95%RH ( no condensation)
Atmospheric pressure86~106Kpa
Operating temperature-40ºC~ +70ºC
Transmission cable3 core shielding line with 1~1. 5mm2diameter
Electrical equipment connectorM20*1.5 (cast Al); G3/4”(stainless steel)
Explosion-proof gradeExdIICT6
Weight2.5kg(cast Al); 4kg(stainless steel)

Notice--------If your request for detection gas not mentioned, kindlly email us for quotation, we can detect all kinds of normal gases.

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