Gas alarm detector
100dB high bright 2+2 LED display
Sensor imported &needless calibration
Patent for long service lifetime
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
Contact SupplierPackaging Detail: standard exporting package
Delivery Detail: as per customer's requst and advanced payment
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
Technical parameters (Combustible gas- Catalytic combustion sensor)
Type of sensor | Catalytic combustion sensor |
Detection gas | Combustible gases |
Working voltage | DC24V±5V |
Working current | Less than 150mA |
Signal output | 4-20mA |
display | 2+2 digits LED display; 3-colors LED light |
Relay output | 24V/1A |
Detection range | 0-100% LEL |
Response time | <15S |
Detection precision | 3% |
Zero drift | 2% per year |
Lifetime | >3 years |
Enable application areas | zone I&II hazardous locations of explosion-proof gases |
Audible & visual alarm | 100dB red color alarm |
Relative humidity | 10~95%RH ( no condensation) |
Atmospheric pressure | 86~106Kpa |
Operating temperature | -40ºC~ +70ºC |
Transmission cable | 3 core shielding line with 1~1. 5mm2diameter |
Electrical equipment connector | M20*1.5 (cast Al); G3/4”(stainless steel) |
Explosion-proof grade | ExdIICT6 |
Weight | 2.5kg(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.