- Other Safety Products[6]
- Street Lights[1]
- LED Headlamps[6]
- Downlights[1]
- Chemical Respirator[6]
- CCTV Camera[2]
- Laser Levels[4]
- Other Measuring & Analysing Instruments[2]
- Temperature Instruments[6]
- Voltage Regulators/Stabilizers[1]
- Level Measuring Instruments[1]
- Alarm[6]
- Other Electronic Measuring Instruments[1]
- Pressure Gauges[4]
- Other Flow Measuring Instruments[2]
- Measuring & Analysing Instrument Agents[2]
- Sensors[2]
- Instrument Parts & Accessories[4]
- Other Electrical Equipment[1]
- Pumps[3]
- Testing Equipment[1]
- Headlamps[2]
- Contact Person : Ms. Wen Xinling
- Company Name : Shaanxi Star Coal Mine Safety Equipment Co., Ltd.
- Tel : 86-29-86538161
- Fax : 86-29-86562529
- Address : Shaanxi,Xi'an,No.3699 Shangyuan Road, Caotan Ecological Industrial Park, E & T Developing Zone, Xi'an, China
- Country/Region : China
- Zip : 710018
GJC4 methane sensor
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Application
This product forms a new generation of intelligent methane sensors. With the standard signal output, it can working together with various kinds of monitoring systems and breakers to continuously monitor the concentration of the methane in an environment where flammable and explosive mixed gases exist. It has the functions of long-distance communication，on spot display, sound & light alarming，infrared remote adjusting, and is easy to install and operate etc.
Item | Specification | |||
Measuring range（CH4） | ||||
Measuring Error （CH4） | 0～1.00 | More than1～3.00 | More than 3.00～4.00 | |
Less than ±0.1 | ±10% true value | Less than±0.3 | ||
Accuracy | 0.01%CH4 | |||
Response Time | Less than 20s | |||
Input Voltage | DC （9~24）V | |||
Output Signal | （200~1000）Hz | |||
Digital Signal | 2400bps | |||
Transmission Distance | More than 2km | |||
Alarm Point | continuous adjustable, set as 1.00% CH4 | |||
Alarm Mode | Intermittent sound & light alarm | |||
Breaking Point | continuous adjustable, set as 1.50% CH4 | |||
Sound Level | More than 85dB | |||
Explosion Protection | Exibd I | |||
Working Life | More than 1year | |||
Display mode | 3 digital LED | |||
Dimensions | 270×120×50mm | |||
Weight | 1kg | |||
Related Equipment | DJ4G-Z mainframe for coal mine fixed methane breaker | |||
Fittings | FYF5 coal mine remote control | |||
GJC4 methane sensor
