Drilling

Introduction：

H2S Detection

Typical three types of gas detector that we provide. For other types or special requests, please contact us at info@wellservpec.com.

TCB2 multi-function point-type gas detector

Detection principle	Catalytic combustion/electrochemical/infrared
Gas detected	Combustible gas, toxic gas
Sampling mode	Natural diffusion
Detection range	(0~100%)LEL；0-****PPM
Resolution ratio	1%LEL；1PPM/0.1PPM
Measurement error	Full scale±3%LEL
Status indication	LCD
Debugging mode	Controller
Response time	＜20s
Recovery time	＜30s
Environment temperature	(－20~50)℃(indoor) (－40~70)℃(outdoor)
Power	DC24V/36V±10%
Relative humidity	＜95%
Explosion proof grade	Ex d IIC T6 Gb
Ingress protection	IP66
Weight	≤2000g
Size	22cm×19cm×9cm

G10 Single Gas Detector

Gas detected	Combustible gas, Toxic gas
Response time	T90<10s
Size	100mm×58mm×30mm
Weight	132g(included battery and accessories)
Ingress protection	IP65
Accuracy	±3% FS
Battery	3.7V 2800mA lithium rechargeable battery
Explosion-proof number	CNEx17.4507
Working environment	-20℃～70℃;Humidity <95% RH without condensation
Alarm	LED, Visual, sound, vibration
Working hours	Toxic for 300 hours
Detection method	Natural diffusion
Instruction mode	LCD display real-time concentration display
Executive standard	GB15322-2003; GB13468-2000 meets the EMC standard 89/336/EEC
Explosion-proof mark	Ex ib IIB T3 Gb

G40 multi-gas alarm

Gas Detected	Combustible gas, toxic gas
Detection Principle	Natural diffusion or external pump suction
sensor	Electrochemistry/Catalysis/Thermal Conductivity/Infrared Spectrum
Display	Large screen, English display LCD
Alarm	Sound/light/vibration, three-level alarm
Interface	USB(U3)
Battery	3V 1700mA Lithium-ion rechargeable battery
Working Time	Combustible gas≥8h, toxic gas≥200h
Instrument Accuracy	3%FS
Operational Environment	Temperature: -20～60℃, Humidity: 0- 95%RH
Explosion Proof Mark	Ex ib IIB T3 Gb
Ingress Protection	IP65
Instrument Weight	210g
Instrument Size	126mm×66mm×33mm