- EOL
Description
The module is equipped with SRD-05 relay with a coil powered with the voltage of 12 V, with switching options: 10 A / 250 VAC or 10 A / 30 V DC, it is also equipped with the ESP8266 module that provides the control over the devices through wi-fi. The module has 3 operation modes: STA, AP, STA + AP.Additional DAT, RST and CLK pins are used for programming the MCU.
The module has pins in the form of screw ARK connections of goldpin plugs, pitch of 2.54 mm.
| Pin | Description |
|---|---|
| 5V | The supply voltage of 5 V. |
| RX | Receiver of the UART interface. |
| TX | Transmitter of the UART interface. |
| GND | The ground of the system. |
| WELL | Normally Open (normally open). |
| NC | Normally Closed (normally closed). |
| COM | The contact switches between NC and NO. |
| IN+ | The supply voltage of 12 V - screw connectors. |
| IN- | Grround of the system - screw connectors. |
Specification
- Supply voltage of the system: 5 V
- Relay SRD-05VDC-SL-C (documentation)
- Coil voltage: 12 V
- The maximum voltage of contacts: 250 VAC, 125 VDC*
- Maximum current: 10 A
- Wifi module ESP8266
- Communication: UART (for programming required is the USB-UART converter )
- It supports wi-fi standard - wi-fi 802.11 b, g, n
- It operates in the 2.4 GHz frequency
- 3 operation modes: STA, AP, STA + AP
- Wifi module ESP8266
- It supports the AT commands
- It has a built-in PCB antenna
- The maximum transmission distance: 400 m
- Dimensions: 45 x 28 mm
Useful links |
