Button:1 operation key, 2 function keys, 1 light switch
Alarm method:95dB@30cm Buzzer, LED flashing
Sampling interval:1~3600 seconds adjustable
Sampling method:Diffusion
Data record:25 records
Calibration:Two-point calibration, calibration value can be set
Button:Two-button operation
Alarm method:95dB@30cm Buzzer, LED flashing Battery
Battery:Rechargeable Li-Ion Battery
Response time T90:< 15 seconds
Accuracy:≤ ±3% FS
Repeatability:≤ ±1% FS
Gas:H2
Range:0-1000 ppm
Alarm threshold:Low alarm 100 ppm
Temperature:-4 to +122°F / -20 to +50°C
Humidity:0% - 95% Relative humidity
After 2 years:At 4°F / -20°C temperature, 12 hours
Size:4.4 x 2.4 x 1.1 inches / 11.3 x 6.0 x 2.9 cm
Weight:6 / 170 g
Temperature:-4 to + 122°F / -20 to +50°C
Size:4.4%2.4%1.2 in.
Weight:6.7 0z./190 g
Temperature:4to +122°F/-20 10 +50°C
Hydrogen Sulfide (H₂S):0-200 ppm
Carbon Monoxide (CO):0-1000 ppm
Oxygen (O2):0-30.0% Volum
Measurement range:0-1000 ppm
Resolution:1ppm
Calibration method:Supports automatic
Excitation voltage:5.0- 0.25VDC
Full scale span voltage:4.5V
Working humidity:30-80RH
SensorType:Electrochemical
Measuring Type:Diffusion Type
Case Material:Rubber Enclosure