PriceList for Buy Parking Sensors - Infrared CH4 meter GJH4(A) – Topsky
PriceList for Buy Parking Sensors - Infrared CH4 meter GJH4(A) – Topsky Detail:
Application:
GJH4 (A) Infrared CH4 Meter can continuously and automatically convert down hole CH4 concentration into a standard electrical signal and then transmit to the matching equipments. It can show the concentration of methane in situ and it has the function of transfinite audible and visual alarm. It can connect with monitoring system, breaker and wind power gas lock instruments. It is widely used in the field of coal mining working face, electrical and mechanical cavern and return air roadway.
Key Feature:
1.It adopts new type single chip microcomputer and high integration digital circuit. Then the circuit structure is simple. Performance is reliable. Easy to maintenance and debugging.
2.It has the function of Infrared remote calibration zero, sensitivity and emergency alarm. It is simple and convenient to calibrating.
3.The sensor has extra function of cutting off control. You can set cutting off point arbitrarily. It has a multi-usage function.
4.Using new type of switching power, reduce the power consumption of the engine, increase the transmission distance of the instrument.
5.Self-diagnostic function, easy to use and maintain.
6.Newly high-strength shell structure, enhance the impact resistance of the instrument.
Technical Specification:
|
Testing Range |
0.00%CH4~4.0%CH4 |
|
Environment Temperature |
0°C~40°C |
|
Relative Humidity |
≤98%RH |
|
Atmosphere Pressure |
80kPa~116kPa |
|
Wind Speed |
0m/s~8m/s |
|
Frequency |
200Hz~1000Hz |
|
Current |
1mA .DC~5mA .DC |
|
Response Speed |
≤20S |
|
infrared component life |
5 years |
|
soundintensity |
≥85dB |
|
Dimension |
270mm× 155 mm× 55mm |
|
Weight |
≤1.3kg |
Product detail pictures:
Related Product Guide:
We rely upon strategic thinking, constant modernisation in all segments, technological advances and of course upon our employees that directly participate in our success for PriceList for Buy Parking Sensors - Infrared CH4 meter GJH4(A) – Topsky , The product will supply to all over the world, such as: Montreal, Zambia, Egypt, Good quality and reasonable price have brought us stable customers and high reputation. Providing 'Quality Products, Excellent Service, Competitive Prices and Prompt Delivery', we are now looking forward to even greater cooperation with overseas customers based on mutual benefits. We'll work whole-heartedly to improve our solutions and services. We also promise to work jointly with business partners to elevate our cooperation to a higher level and share success together. Warmly welcome you to visit our factory sincerely.
It is really lucky to meet such a good supplier, this is our most satisfied cooperation, I think we will work again!





