Hand Held CH4 Gas Leak Analyzer with Visible and Audible Alarm for Coal Mine Industry

• After-sales Service: Yes
• Warranty: 12 Months
• Brand: SA
• Customized: Non-Customized
• Portable: Portable
• Certification: CE, Explosive-Proof
• Model NO.: SACH4
• Gas: CH4
• Type: Cathlatic Sensor
• Test Item: Methane, Propane, Butane, etc Combusitble Gas
• Gas Range: 0-5%Vol / 0-100%Lel
• Alarm: Sound, Light
• Power Supply: Rechargeable Battery
• Sensor Lifetime: > 12 Months
• Accuracy: 1% Lel
• Transport Package: Paper Box
• Specification: 103.2X 54 X 28.87 mm
• Trademark: SA
• Origin: China
• HS Code: 9027100090
• Production Capacity: 3000PCS / Quarter

Product Description

Portable methane gas detector, battery powered combustible gas detecting Alarm for Coal Mine 

This SA202 Model ,  a portable combusitble gas alarm is made by our shiantech company, its sensor we used is catalatic sensor , with 0-100%LEL range and 1%LEL accuracy,   to test the CH4, C2H4 ...etc combustible gas concentration and make Sound & Light alarms if the value is over the alarm level.   

1.  External View for this methane gas alarm : 


2.    Application

SALEL Portable Gas Detection Alarm can be applied to detect the LEL gas in the coal mine, tunnel and other continuous monitoring environment. When the gas concentration is exceeded, the detector can make sound, light, vibration alarm automatically. It can be portable used by relevant staff, managers, professionals, mobile workers. Also it can be used in the above-mentioned fixed places. Explosion-proof mark for Exibd I.

3.   Technical Specification for this LEL gas  detector 

Technical indicator	Parameter
Measuring range	( 0~100) %LEL
Measurement error	(0-20)%LEL: ±2%LEL (20-60)%LEL: true value±2% (60-100)%LEL, ±6%LEL
Resolution ratio	1%LEL
Display	Display digital diode(LED)display
Response time	≤20S ( T90 )
Alarm sound intensity	≥75dB
Alarm light	≥20M visible
Alarm point	can be set in full proceed (factory setting 20%LEL)
Alarm way	Sound, light
Continuous working time	>12 hours
Sensor lifetime	≥1year
Working current	130mA
Battery model	PL123450  3.7V / 1500mA
Charging time	4-5 hours
Protection degree	IP54
Working temperature	-25ºC ~55ºC short time for -40ºC ~55ºC
The battery short circuit current	2A
Size	103.20 × 54 ×28.87(mm)

 

     


5.  Each views for this methane gas alarm