直接联系认证专家

Measuring Gas: Oxygen/ Combustible Gas/ Hydrogen sulphide/ Carbon monoxide
Measuring Principle: Galvanic cell/ Catalytic combustion/ Chronoampetometry/ Chronoampetometry
Measuring Range: 0.0-50.0vol%/ 0-100%LEL/ 0.0-50.0ppm/ 0-300ppm
Resolution: 0.1vol%/ 1%LEL/ 0.1ppm/ 1ppm
Detectable accuracy:
Within ±0.5vol% at below 25.0%vol Within ±3.0vol% at over 25.1%vol
Within 10%LEL
Within ±1.5ppm at below 30ppm Within ±3ppm at over 31ppm
Within ±10ppm at below 100ppm Within ±10% of indicated value at over 101ppm
Alarm concentration: below 18%vol/ 20%LEL/ 10ppm/ 50ppm
Alarm Method: LCD display, LED Lamp and Buzzer
Response time: Within 25 sec. at 90% response (excluding gas probe)
Power Source: 4 × "D" size Alkaline batteries or AC100V adaptor
Continuous Operation time: Alkaline batteries : approx. 35 hrs
Operating Temperature Range: -10-40℃ (Humidity:30-85%RH, no condensation)
Main body dimensions: 230 (W) X 165 (H) X 130 (D)mm (excluding handle)
Main body weight: 2.8kg (alkaline batteries and sensors inclusive)

