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ESP32 RS485 Modbus Wifi 2-Way Relay Module Optocoupler Isolation 2 Channel Relay Module with Shell 7-24V
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Περίληψη
- 1. ESP32, with Wi-Fi and Bluetooth
- 2. 2-channel input optocoupler isolation
- 3. Built-in CH340 serial port chip, can be programmed with one click
- 4. 7~24VDC power supply + TYPE-C power supply
- 5. Built-in RS485 interface, supports Modbus
ESP32 RS485 Modbus Wifi 2-Way Relay Module Optocoupler Isolation 2 Channel Relay Module with Shell 7-24V Περιγραφή
1. ESP32, with Wi-Fi and
2. 2-channel input optocoupler isolation
3. Built-in CH340 serial port chip, can be programmed with one click
4. 7~24VDC power supply + TYPE-C power supply
5. Built-in RS485 interface, supports Modbus
Instructions for use:
1. Functional test
Hardware preparation: TYPE-C cable (not included), USB to RS485 module (not included)
2. Wiring method
(1) Insert the TYPE-C power supply and the RS485 cable.
(2) Open the DAM debugging software, open the port corresponding to the USB to 485 device, the device address is 1, and use it as shown in the figure.
(3) After the 485 command turns off the relay, the corresponding channel relay can be turned by inputting a high level to the optocoupler. It is not compatible with all-/all-off commands.
(4) Disconnect the TYPE-C power supply and insert a 7~24V power supply cable; the board should operate normally.
Color: As Shown
Material: PCB+Plastic+Metal
Package Contents:
1 * ESP32 RS485 Modbus Relay Module
1 * Shell
Λεπτομέρειες
| OPC | PWMD565 |
|---|---|
| Κωδικοί | 6031666919089 (EAN) |
| Πληροφορίες προϊόντος και ασφάλειας |
Στοιχεία Προϊόντος
| Height | 5cm |
|---|---|
| Width | 10cm |
| Length | 12cm |
| Weight | 0.12kg |
| Colour | As Shown |
| Material | PCB+Plastic+Metal |