Gravity: I2C 4-20mA DAC Module (Arduino Compatible) - - DFRobot DFR0972

This is an I2C DAC module that outputs 0-25mA current. It offers a more accurate 4-20mA current output after calibration, which can be used with most 4-20mA devices on markets such as motors, inverters, valves, pumps, etc., by Arduino programming.

Function Indication

Hardware Connection

Click here to get Selection Guide of DAC Modules

1. 0-25mA output, more accurate current within 4-20mA available after calibration

2. Gravity interface, I2C communication

3. High accuracy, 0.2% linearity error

4. 18-24V power supply

1. Function signal generator

2. Automatic controller for lighting or fountain

3. Automatic and quick transformation of small equipment

4. Electromechanical equipment debugging

5. Transformation of small test device

1. Chip Type: GP8302

2. Input Signal Range: 12Bit, 0x000-0xFFF (0-25mA)

3. Input I2C Signal High Level: 2.7V-5V

4. Power Supply: 18V-24V (24V recommended)

5. Accuracy: 0.5% before calibration, 0.2% after calibration

6. Power Consumption: ＜5mA

7. Start-up Time: ＜2ms

8. Operating Temperature: -40°C to 125°C

9. Load Resistance: Maximum 450Ω load capacity for 18V power supply, maximum 750Ω for 24V

10. Output Current: 0-25mA

11. I2C Address: 0x58

1. Product wiki V1.0

2. Schematics

3. Dimensions

4. 3D File

5. 2D_CAD File

6. GP8403 Datasheet

1. Gravity: I2C 4-20mA DAC Module (Arduino Compatible) x1

2. Gravity I2C/UART Sensor Connector x1