Special Design for Earth Auger - GJC4 Low Concentration CH4 Meter – Topsky
Special Design for Earth Auger - 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 |
|||
Measuring range(CH4) |
(0~4)% |
|||
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 |
Product detail pictures:

Related Product Guide:
We pursue the management tenet of "Quality is remarkable, Company is supreme, Name is first", and will sincerely create and share success with all clientele for Special Design for Earth Auger - GJC4 Low Concentration CH4 Meter – Topsky , The product will supply to all over the world, such as: panama, Madrid, Hongkong, Our company offers the full range from pre-sales to after-sales service, from product development to audit the use of maintenance, based on strong technical strength, superior product performance, reasonable prices and perfect service, we'll continue to develop, to deliver the high-quality items and services, and promote lasting cooperation with our customers, common development and create a better future.

This manufacturer can keep improving and perfecting products and service, it is in line with the rules of market competition, a competitive company.
