Key Technical Specifications:
- Measuring
(sound level) range: 35 … 135 dB.
- Dynamic
range: 50 dB.
- Frequency
(operating) range: 31.5 Hz … 8 kHz.
- Frequency
weighting: A-weighted (A-rating).
- Time
weighting / response: FAST = 125 ms, SLOW = 1 s.
- Accuracy
(sound measurement): ±2 dB.
- Resolution
(sound) display: 0.1 dB.
- Microphone
type: 1/2″ electret condenser microphone.
- Temperature
measurement (ambient): range -20 °C … +70 °C (-4 °F … 158 °F).
- Temperature
measurement accuracy: ±1.5 °C (±2.7 °F).
- Update
rate / data refresh: 300 ms.
- Power
supply: 3 × 1.5 V AAA batteries.
- Battery
life: < 60 hours (typical usage).
- Automatic
shut-off: after 15 minutes inactivity (can be disabled).
- Operating
conditions: 0 °C … +60 °C (32 °F … 140 °F), 10 … 90 % RH.
- Storage
conditions: 0 °C … +60 °C (32 °F … 140 °F), 10 … 70 % RH.
- Dimensions:
144 × 56 × 30.5 mm (≈ 5.6″ × 2.2″ × 1.2″).
- Weight:
≈ 73 g (≈ 2.5 oz) (without batteries).
- Standard
compliance: IEC 61672-1 Class II.