4 Relay Module Wiring Diagram

Relay diagram circuit wiring electrical el817 Aptinex_esp8266_iot_wifi_4_channel_relay_module_wiring_drawing_jpg_v2 4 channel relay board

relay JD-VCC connection

Relay jd-vcc connection Relay arduino channel module schematic board wiring diagram opto 5v vcc jd connection mega 2560 isolated am edit last here Relay esp8266 nodemcu esp32 gpio appliances arduino in1 micropython voltage

Micropython: relay module web server esp32/esp8266

Wiring esp8266 iot .

.

Check Details

Check Details

MicroPython: Relay Module Web Server ESP32/ESP8266 | Random Nerd Tutorials

Check Details

Aptinex_ESP8266_IOT_WIFI_4_Channel_Relay_Module_Wiring_Drawing_JPG_V2

Check Details

relay JD-VCC connection