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Good Quality Staircase Floating Stairs - Infrared CH4 meter GJH4(A) – Topsky

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  • Good Quality Staircase Floating Stairs - Infrared CH4 meter GJH4(A) – Topsky

Short Description:

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 visua...


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Good Quality Staircase Floating Stairs - 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
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Good Quality Staircase Floating Stairs - Infrared CH4 meter GJH4(A) – Topsky detail pictures

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All we do is usually affiliated with our tenet " Buyer to start with, Belief to start with, devoting about the food packaging and environmental defense for Good Quality Staircase Floating Stairs - Infrared CH4 meter GJH4(A) – Topsky , The product will supply to all over the world, such as: New York, Berlin, Cairo, If any product meed your demand, please feel free to contact us. We're sure your any inquiry or requirement will get prompt attention, high-quality products, preferential prices and cheap freight. Sincerely welcome friends all over the world to call or come to visit, to discuss cooperation for a better future!
    • The sales person is professional and responsible, warm and polite, we had a pleasant conversation and no language barriers on communication.
    5 Stars By Quintina from Bulgaria - 2018.10.09 19:07
    The supplier abide the theory of "quality the basic, trust the first and management the advanced" so that they can ensure a reliable product quality and stable customers.
    5 Stars By Susan from US - 2018.06.09 12:42
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