Features:
l Precise pulse filtering and acquisition circuit and measurement algorithm, high precision.
l Stable, reliable and long-distance wireless data transmission.
l Ultra-low power consumption design, average power consumption ≤25uA.
l The power supply voltage detection function can warn when the battery energy is nearly exhausted.
l Anti-disconnection function after the module is started.
l Two-way communication, real-time query of the data of the acquisition module .
Power supply:
l Working voltage during metering and transmission +3.1 ~ +3.6VDC
l Emission current ≦90mA
l Data duration of one launch: ≦90ms, average launch interval: 4h
l Average working current ≦28uA
Performance parameter:
Transmitted power | 16dBm |
Visibility distance | |
Effective baud rate | 2400bps/38.4kps |
Topology network | Point to point |
Voltage | 3.1V~3.6VDC |
Emission current | ≤90mA |
Sleep current | <9uA |
Mean operating current | ≤25uA |
Carrier frequency | 921.5MHz/926.5MHz |
Channel | single channel |
Communication mode | bothway |
Bandwidth | 50KHz/100K |
Operating temperature: | -20~60℃ |
Frequency stability | ±5ppm |