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uFeatures
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Measurement Unit: SPL Actual, Leq, and Lmax
A-Weighting, C-Weighting & Fast-Time Weighting
± 3 dB Accuracy; 0.1 dB Resolution
30 to 120 dBA Measurement Range
u Specifications
Wireless Transmission
Technology
LoRaWAN®
Frequency
CN470/IN865/RU864/EU868/US915/AU915/KR920/AS923-1&2&3&4
Tx Power
16 dBm (868 MHz)/22 dBm (915 MHz)/19 dBm (470 MHz)
Sensitivity
-137 dBm @300bps
Mode
OTAA/ABP Class A
Measurement
Range
30 dBA to 120 dBA, 35 dBC to 120 dBC
Accuracy
± 3 dB (0°C to +45°C)
Resolution
0.1 dB
Frequency Range
30 Hz to 8 kHz
Frequency Weighting
A and C Weighting (Software Switchable)
Time Weighting
Fast Weighting
Measurement Unit
SPL Actual, Leq, Lmax
Others
Configuration
NFC
Button
1 × Power/Reset Button
LED
1 × Status/Alarm Indicator
Physical Characteristics
Power Supply
2 × 2700 mAh ER14505 Li-SOCl2 Replaceable Batteries
Battery Life*
(10 min interval)
Over 4 Years (Fast time weighting disabled) Over 1.5 Years (Fast time weighting enabled)
Operating Temperature
-20°C to +60°C
Relative Humidity
≤95% (Non-condensing)
Ingress Protection
IP30
Dimension
68 × 65 × 20.5 mm (2.68 × 2.56 × 0.81 in)
Material & Color
PC+ABS, White
Installation
On the flat surfaces with screws or 3M tapes
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