LoRa low power wireless meter reading external terminal

Performance parameters　

·　Transmission distance: The visual communication distance of the module is greater than 7 km, and the urban coverage distance is greater than 5 km

·　Working frequency band: 470~510MHz

·　Modulation method: LoRa technology

·　Communication method: integrated sending and receiving

·　Effective transmit power: 17dBm (50mW)

·　Emission current: ≤130mA

·　Receiving current: ≤20mA

·　Sleep current: ≤8μA

·　Average power consumption: ≤20μA

·　Voltage range: 2.1～6.0VDC

Power consumption

·　Emission current: ≤130mA

·　Receiving current: ≤20mA

·　Sleep current: ≤8μA

·　Average power consumption: ≤20μA

·　Voltage range: 2.1～3.7VDC

·　Support a variety of low-power operating modes;

·　A single ER18505M@3600mAh battery can be used for up to 10 years;

·　Dimensions: 83mm×58mm×33mm (without wire)