WS302-868M - Sensor de nivel de sonido LoRaWAN

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Marca	Milesight
Peso	100 g

Categoría: IoT | Tags: | Comentarios

ireless 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
	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