10 I/Os Relay Module - CPU Arduino Nano (Relay Output)
Arduino Nano-based industrial relay module with 10 I/Os for monitoring, control, and automation. Relay output variant of the DFR0898; choose this when direct load switching is needed rather than isolated signal outputs.
Pinout
- Power input +
12-24V DC board power input, from DFRobot product specification “Power Input: 12-24V DC” and “Operating Voltage Range: 11.4~25.4V DC”.
Type · PowerVoltage · 12-24V DC input, operating range 11.4~25.4V DC - Power input -GND
Power return/ground side of the module power input; paired with the 12-24V DC power input stated by the DFRobot product specification.
Type · GroundVoltage · 0V return for 12-24V DC input - Digital inputs 1-10
Ten channel digital input interface. DFRobot states “With 10 I/O interfaces” and “Digital Input: 3.3-24V DC (10Hz)”.
Type · UnknownVoltage · 3.3-24V DC digital input - Relay outputs 1-10
Ten channel relay output interface for switching loads; DFRobot describes a ten-channel relay-based I/O structure and relay outputs for loads such as motors, pumps, lighting systems, and alarm circuits.
Type · UnknownVoltage · Digital isolated output rated 24V DC per product specification - RS485
RS485 field communication interface; DFRobot states RS485 connectivity and Modbus RTU support for the relay module.
Type · GPIO - Ethernet
Ethernet network interface; DFRobot states Ethernet connectivity and Modbus TCP support for the relay module.
Type · GPIO
| Pin | Type | Function | Voltage |
|---|---|---|---|
| Power input + | Power | 12-24V DC board power input, from DFRobot product specification “Power Input: 12-24V DC” and “Operating Voltage Range: 11.4~25.4V DC”. | 12-24V DC input, operating range 11.4~25.4V DC |
| Power input -GND | Ground | Power return/ground side of the module power input; paired with the 12-24V DC power input stated by the DFRobot product specification. | 0V return for 12-24V DC input |
| Digital inputs 1-10 | Unknown | Ten channel digital input interface. DFRobot states “With 10 I/O interfaces” and “Digital Input: 3.3-24V DC (10Hz)”. | 3.3-24V DC digital input |
| Relay outputs 1-10 | Unknown | Ten channel relay output interface for switching loads; DFRobot describes a ten-channel relay-based I/O structure and relay outputs for loads such as motors, pumps, lighting systems, and alarm circuits. | Digital isolated output rated 24V DC per product specification |
| RS485 | GPIO | RS485 field communication interface; DFRobot states RS485 connectivity and Modbus RTU support for the relay module. | |
| Ethernet | GPIO | Ethernet network interface; DFRobot states Ethernet connectivity and Modbus TCP support for the relay module. |
Pin details
6 connections- Power input +
12-24V DC board power input, from DFRobot product specification “Power Input: 12-24V DC” and “Operating Voltage Range: 11.4~25.4V DC”.
PowerVoltage · 12-24V DC input, operating range 11.4~25.4V DC - Power input -GND
Power return/ground side of the module power input; paired with the 12-24V DC power input stated by the DFRobot product specification.
GroundVoltage · 0V return for 12-24V DC input - Digital inputs 1-10
Ten channel digital input interface. DFRobot states “With 10 I/O interfaces” and “Digital Input: 3.3-24V DC (10Hz)”.
UnknownVoltage · 3.3-24V DC digital input - Relay outputs 1-10
Ten channel relay output interface for switching loads; DFRobot describes a ten-channel relay-based I/O structure and relay outputs for loads such as motors, pumps, lighting systems, and alarm circuits.
UnknownVoltage · Digital isolated output rated 24V DC per product specification - RS485
RS485 field communication interface; DFRobot states RS485 connectivity and Modbus RTU support for the relay module.
GPIO - Ethernet
Ethernet network interface; DFRobot states Ethernet connectivity and Modbus TCP support for the relay module.
GPIO
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