LORAWAN gas meter communication main board
Pulse metering, valve control, anomaly alert, vibration alarm, high temperature alarm, RS485 integration, historical data storage, long-range wireless communication, 433 linkage gas leakage detection.
Introduction
Function
Pulse metering, valve control, anomaly alert, vibration alarm, high temperature alarm, RS485 integration, historical data storage, long-range wireless communication, 433 linkage gas leakage detection.
Parameter
1.Function
Pulse metering, valve control, anomaly alert, vibration alarm, high temperature alarm, RS485 integration, historical data storage, long-range wireless communication, 433 linkage gas leakage detection.
2.Advantage
Low power consumption as low as 12-20 UA (sleep current), high cost performance, ultra-small size, high reliability (-40 To 85℃ temperature experiment), rich peripherals, embedded Lorawan protocol, AT command (support global frequency band settings ), support multicast communication based on ClassB/C.
3.Technical parameter
Supply voltage | Main power:6V Backup power:3.0-3.6V |
Power supply mode | Main power + Backup power |
Screen display | Electronic display, button switch screen |
Ambient temperature | -40 TO 85 |
Antenna | Spring-loaded antenna |
Measurement method | Impulse type |
Motor port | Positive negative |
External storage | 256K |
AT settings | Pin type(4 Pin) |
4.Specification
Sleep voltage | 12-20UA |
Communication voltage | 20MA |
Support frequency band | EU433、CN470、EU868、IN868、AU915、AS923、US915 |
Communication protocol | Big-endian hexadecimal |
Vibration | Sensitive detection |
Temperature | Close the valve at high temperature |
Voice | Buzzr |
