Data Harvest 1145 Manuel - Page 14

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Sensor Specifications

Please read the following table for sensor specifications.

Feature

Measurement Ranges

Accuracy

Resolution

Microphones frequency response

Fastest logging speed

Connectivity

Bluetooth Specifications

Internal Battery

Storage/Operating Temperature

Humidity

Physical Specifications

Detail

Sound Level in 2 ranges: (1) 40 to 110 dBA and

(2) 40 to 110 dBC

Sound Waveform in 2 ranges: (1) ±25 mV, (2)

±100 mV.

±3 dB

0.1 dBA/dBC, 0.01 - 0.1 mV

20 to 16,000 Hz (16 kHz), with maximum relative

frequency response between 20 to 10 kHz, and

reduced sensitivity between 10 to 16 kHz

20,000 samples per second [50 µs]

Wired via USB

Wireless via Bluetooth

Bluetooth 4.2 low energy radio, single mode

compliant

Transmit (TX) power: 0 dBm

Receiver (RX) sensitivity: - 90 dBm

Usable transmission range: up to 10 m in open

air

Frequency Range: 2.402 to 2.480 GHz operation

Rechargeable internal lithium-ion 3.7 V, 1300

mAh

Power specification: 5 V at 500 mA

0 - 40 ̊ C

0 to 95% RH (non-condensing)

Weight: approx. 77 g

External dimensions: approx. height 33 mm x

width 50 mm x length 90 mm

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1145 - Wireless Sound Level Sensor