18 Years Factory Face Visor - GJC4 Low Concentration CH4 Meter – Topsky
18 Years Factory Face Visor - GJC4 Low Concentration CH4 Meter – Topsky Detail:
Model:GJC4
Brand:TOPSKY
Specifications
Sensor for low concentration methane, on-spot display, long-distance signal communication, sound and light alarm, infrared remote
Application
1. This product forms a new generation of intelligent methane sensors. With the
standard signal output.
2.It can work 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.
3.It has the functions of longdistance communication,on spot display, sound & light
alarming,infrared remote adjusting, and is easy to install and operate etc.
Main specification
Item |
Specification |
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Measuring range(CH4) |
(0~4)% |
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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 |
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Accuracy |
0.01%CH4 |
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Response Time |
Less than 20s |
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Input Voltage |
DC (9~24)V |
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Output Signal |
(200~1000)Hz |
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Digital Signal |
2400bps |
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Transmission Distance |
More than 2km |
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Alarm Point |
continuous adjustable, set as 1.00% CH4 |
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Alarm Mode |
Intermittent sound & light alarm |
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Breaking Point |
continuous adjustable, set as 1.50% CH4 |
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Sound Level |
More than 85dB |
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Explosion Protection |
Exibd I |
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Working Life |
More than 1year |
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Display mode |
3 digital LED |
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Dimensions |
270×120×50mm |
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Weight |
1kg |
|||
Related Equipment |
DJ4G-Z mainframe for coal mine fixed methane breaker |
|||
Fittings |
FYF5 coal mine remote control |
Product detail pictures:

Related Product Guide:
We emphasize advancement and introduce new products and solutions into the market each year for 18 Years Factory Face Visor - GJC4 Low Concentration CH4 Meter – Topsky , The product will supply to all over the world, such as: Malta, Germany, Swaziland, We have more than 200 staff including experienced managers, creative designers, sophisticated engineers and skilled workers. Through hard work of all employees for the past 20 years own company grew stronger and stronger. We always apply the "client first" principle. We also always fulfill all contracts to the point and therefore enjoy excellent reputation and trust among our customers. You are very welcome to personally visit our company.We hope to start a business partnership on the basis of mutual benefit and successful development . For more information please do no hesitate to contact us..

Wide range, good quality, reasonable prices and good service, advanced equipment, excellent talents and continuously strengthened technology forces,a nice business partner.
