| Quantity | 3+ units | 10+ units | 30+ units | 50+ units | More |
|---|---|---|---|---|---|
| Price /Unit | $51.85 | $50.79 | $49.21 | $47.09 | Contact US |
M6T24 24-CH Serial Battery Pack Precision Voltage Monitor with Shell + Adapter Board for Ternary Lithium/LiFePO4 Batteries
$82.14
M6T24 24-Channel Serial Battery Pack Precision Voltage Monitor 5-inch HD LCD with Shell for Ternary Lithium/LiFePO4 Batteries
$78.41
M6T24 24-CH Serial Battery Pack Precision Voltage Monitor + Adapter Board without Shell for Ternary Lithium/LiFePO4 Batteries
$55.48
Sound Level Meter SL821
Features:
- Sound Level Meter SL821
- Compliant with JJG 188-2002 and IEC 61672-1: 2002 type 2
- Easy measurement of sound pressure level (Lp), equivalent continous sound pressure level (Laeq), sound exposure level (LAE), and peak sound level (LCpeak)
- Backlit display
- Auto Off function
Specifications:
- Model: SL821
- Microphone: 1/2 polarization capacity microphone
- Range: A-weighting: 30dB ~ 130dB
- C- weighting: 35dB ~ 130dB
- Measurement frequency range: 31.5Hz to 8kHz
- Time weighting characteristics: FAST; SLOW
- Calibration: 94dB
- Data recording; 10
- Display: LCD with 4 digits, 0.1dB resolution, sampling rate 1s
- Bar graph: Scale range 50dB, 1dBresolution
- Warming indicators: OVER (overload), UNDER(underload)
- DC output: 0-2.5V, 25mV/dB
- Ambient conditions: 0 ~ 40º C; 10-80%RH
- Storage condition: -10 ~60º C, 10 ~70%RH
- Power supply: 1x 9.0V, 6F22 batteries
- Size: 220*73*35 mm
- Weight: 290g (batteries included)
