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GJC4 Low Concentration CH4 Meter

ManufacturerTOPSKY

ModelGJC4

PN

CertificateExplosion proof certificate Coal mine safety certificate Test report

Tel010-51652021 13301315965

Last time2015-11-16 13:11:00

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      Parameters

    • Manufacturer:TOPSKY
    • Model: GJC4
    • PN:
    • Agent:
    • Certificate: Explosion proof certificate Coal mine safety certificate Test report



Application

1. Sensor for low concentration methane, on-spot display, long-distance signal communication, sound and light alarm, infrared remote.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

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