- Can be used continuously for 5000 hours.
- 3 types of Alarm: loud buzzer, alarm lamp and vibration.
- Thin, lightweight design.
Thông số kỹ thuật
- Gas Detected : Oxygen (O2) | Hydrogen Sulfide (H2S)
- Detection Principle : Galvanic cell | Electrochemical cell
- Sampling Method : Diffusion
- Detection Range (Service Range) : 0 to 25 vol% (25 to 50 vol%) | 0 to 30.0 ppm (30.1 to 100 ppm)
- Resolution : 0.1vol% | 0-35.0 ppm: 0.1ppm ; 35-100ppm: 5ppm
- Indication Accuracy*1 : Within ±0.5vol% ; ±1 digit | Within ±1.5ppm ; ±1 digit
- Alarm Set Value : 1st stage: 19.5vol% 2nd stage: 18.0vol% | 1st stage: 10.0ppm ; 2nd stage: 15.0ppm
- Response Time*2 : 20s or less | 30s or less
- Display Mode : LCD (Manual backlight)
- Alarm Mode : Buzzer sounds, flashing red light, vibrator
- Approvals : Ex ib IIB T3 (TIIS)
- Function : Remaining battery level, peak hold, memory of peak value, alarm functions except gas alarm (sensor malfunction, remaining battery level, air-adjustment malfunction), gas concentration indication
- Operation Temperature : -10 to +40 °C, 30 to 85 %RH (non-condensing)
- Operation Air Pressure : Air pressure ±10%
- Power Source : 1 x AAA alkaline dry cell (LR03)
- Battery Life*3 : Up to 5,000 hours (at 20°C without alarm)
- Dimensions : W65 x H64 x D22 mm (excluding protrusions)
- Weight : Approx. 75g (including batteries)
- Standard Accessories : 1 x AAA alkaline dry cell, 1 x safety pin adaptor (with fixing screw)