1 Overview............................................................................................2
1.1 Product introduction................................................................... 2
1.2 Appearance description...............................................................2
2. Quick start.........................................................................................3
2.1. RS485 bus control......................................................................3
2.2. Across Cloud Control................................................................ 4
3. Product features................................................................................ 5
3.1. Serial RS485.............................................................................. 5
3.1.1. Basic parameters.................................................................5
3.1.2. Features...............................................................................5
3.2. System Information....................................................................7
3.3. Timing trigger............................................................................8
3.4. Network subsidiary information................................................ 9
3.5. Status indicator........................................................................ 10
3.6. Restore factory settings............................................................11
3.7. Firmware upgrade.................................................................... 12
4. Product application......................................................................... 13
4.1. Transparent Cloud....................................................................13
4.2.MQTT....................................................................................... 13
4.3. Transparent transmission of vertical and horizontal clouds.... 14
4.4. Zongheng Cloud Platform....................................................... 14
5. Modbus command frame................................................................ 15
5.1 Modbus command frame.......................................................... 15
5.2 Register allocation.................................................................... 15
6.JSON protocol..................................................................................16
7. Update history.................................................................................17
8. Contact............................................................................................18
