1:Auto range for sound with A frequency weightings
2:cosine corrected silicon diode sensor for lux levels
3:70mm vane for airflow
4:semiconductor sensors in the probe for humidity and ambient temperature measurements
5:c/f temperature measurements
6:55mm LCD display with backlight and function indicators
7:data hold function freezes displayed value
8:Max hold display highest measured valued
9:Max memory display highest measured value since power on
10:auto power off
11:low battery indication
| Sound Level | ||
| Applied standard | IEC61672-1 CLASS2 | |
| Accuracy | ±2.0dB | |
| Display | 4digts | |
| Resolution | 0.1dB | |
| Frequency response | 31.5Hz～8kHz | |
| Measurement range | Auto：35dB～130dB | |
| Frequency weighting | dBA | |
| Microphone | 1/2 inch Electric condenser microphone | |
| Light | ||
| Measuring range | 0 Lux～200K Lux, 0Fc～20KFc | |
| Spectral response | CIE photopic（CIE human eye response curve） | |
| Spectral accuracy | CIE Vλfunction f1’≦6% | |
| Cosine response | f2’≦2% | |
| Accuracy | ±4% rdg±0.5%f.s.(<10,000Lux)
±5% rdg±10dgts.(>10,000Lux) |
|
| Photo detector | One silicon photo diode with filter | |
| Air velocity | ||
| Air velocity range | 0.5m/s～30.0m/s | |
| Air velocity accuracy | ±（3%±0.3d） | |
| Measurement units | m/s, km/h, ft/min, knots, Mph, | |
| Temperature | ||
| Measurement range | -40～70℃（-40～158℉） | |
| Accuracy | ±2.0℃，±3.6℉ | |
| Measurement units | ℃/℉ | |
| Resolution | 0.1 | |
| Humidity | ||
| Measurement range | 10～95%RH | |
| Accuracy | ±5RH% | |
| Resolution | 0.1 | |
| Data update | 1 time/sec | |
| Maximum value | MAX | |
| Minimum value | MIN | |
| Data Hold | HOLD | |
| Auto power off | Automatically power off after approx. 15 minutes of inactivity | |
| Power supply | one 9V battery with type of 006P、
NEDA1604 or IEC6F22 |
|
| Battery life | About 30 hours | |
| Operating condition | -20℃～60℃，10％RH～90％RH | |
| Storage condition | -40℃～60℃，10％RH～75％RH | |
| Dimensions | 252 (L) *66 (W) *33(H) mm | |
| Weight | 568g | |
Default Title – $0.00
1:Auto range for sound with A frequency weightings
2:cosine corrected silicon diode sensor for lux levels
3:70mm vane for airflow
4:semiconductor sensors in the probe for humidity and ambient temperature measurements
5:c/f temperature measurements
6:55mm LCD display with backlight and function indicators
7:data hold function freezes displayed value
8:Max hold display highest measured valued
9:Max memory display highest measured value since power on
10:auto power off
11:low battery indication
| Sound Level | ||
| Applied standard | IEC61672-1 CLASS2 | |
| Accuracy | ±2.0dB | |
| Display | 4digts | |
| Resolution | 0.1dB | |
| Frequency response | 31.5Hz～8kHz | |
| Measurement range | Auto：35dB～130dB | |
| Frequency weighting | dBA | |
| Microphone | 1/2 inch Electric condenser microphone | |
| Light | ||
| Measuring range | 0 Lux～200K Lux, 0Fc～20KFc | |
| Spectral response | CIE photopic（CIE human eye response curve） | |
| Spectral accuracy | CIE Vλfunction f1’≦6% | |
| Cosine response | f2’≦2% | |
| Accuracy | ±4% rdg±0.5%f.s.(<10,000Lux)
±5% rdg±10dgts.(>10,000Lux) |
|
| Photo detector | One silicon photo diode with filter | |
| Air velocity | ||
| Air velocity range | 0.5m/s～30.0m/s | |
| Air velocity accuracy | ±（3%±0.3d） | |
| Measurement units | m/s, km/h, ft/min, knots, Mph, | |
| Temperature | ||
| Measurement range | -40～70℃（-40～158℉） | |
| Accuracy | ±2.0℃，±3.6℉ | |
| Measurement units | ℃/℉ | |
| Resolution | 0.1 | |
| Humidity | ||
| Measurement range | 10～95%RH | |
| Accuracy | ±5RH% | |
| Resolution | 0.1 | |
| Data update | 1 time/sec | |
| Maximum value | MAX | |
| Minimum value | MIN | |
| Data Hold | HOLD | |
| Auto power off | Automatically power off after approx. 15 minutes of inactivity | |
| Power supply | one 9V battery with type of 006P、
NEDA1604 or IEC6F22 |
|
| Battery life | About 30 hours | |
| Operating condition | -20℃～60℃，10％RH～90％RH | |
| Storage condition | -40℃～60℃，10％RH～75％RH | |
| Dimensions | 252 (L) *66 (W) *33(H) mm | |
| Weight | 568g | |
