ICI TDL 300, Руководство пользователя, Страница: 7 / 19

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• The sensitivity to gas relies on the distance of the device to the
target, and the reflective surfaces in the area
• The device uses “Methane Column Integral Concentration” as the
measurement unit (ppm.m); example:
ppm.m = Methane Concentration (ppm) x gas plume thickness
ppm = parts-per-million
1.2 Main Technical Specification
Gas CH4
Sensitivity Distance ≤ 10 m Sensitivity: 5 ppm.m
Distance ≤ 25 m Sensitivity: 10 ppm.m
Range 0 ~ 50000 ppm.m
Distance 80 m
Response Time T90 < 0.05S
Temperature -20 °C ~ 50 °C
Humidity 0 % ~ 99 % RH (No Dews)
Storage Temperature -20 °C ~ 60 °C
Explosion-Proof Type Intrinsically Safe
Explosion-Proof Grade EX ib IIB T4 Gb
Ingress Protection IP54
Weight 1.3 kg
Voltage DC 3.7 V (LIC18650-22 3 Batteries)
Display LCD Screen
Operation Time 8 Continuous Hours
Alarming Method Visual & Audible Alarm
Alarm Threshold Adjustable
Laser Safety Detection: Class 1, Spotter: Class 3R
Accessory Battery Charger, Shoulder Strap