Description
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
Features:
0-25mA output, more accurate current within 4-20mA available after calibration
Gravity interface, I2C communication
High accuracy, 0.2% linearity error
18-24V power supply
Applications:
Function signal generator
Automatic controller for lighting or fountain
Automatic and quick transformation of small equipment
Electromechanical equipment debugging
Transformation of small test device
Specification:
Chip Type: GP8302
Input Signal Range: 12Bit, 0x000-0xFFF (0-25mA)
Input I2C Signal High Level: 2.7V-5V
Power Supply: 18V-24V (24V recommended)
Accuracy: 0.5% before calibration, 0.2% after calibration
Power Consumption: 5mA
Start-up Time: 2ms
Operating Temperature: -40°C to 125°C
Load Resistance: Maximum 450Ω load capacity for 18V power supply, maximum 750Ω for 24V
Output Current: 0-25mA
I2C Address: 0x58
Documents:
Product wiki
Schematics
Dimensions
2D_CAD File
3D Model File
Datasheet
Product Includes:
Gravity: I2C 4-20mA DAC Module (Arduino Compatible) x1
Gravity I2C/UART Sensor Connector x1
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