Features:

✅【Input Power 】- DC 3.3-30V. recommended power supply is 12-24VDC, product can generate 4-20mA current output by manual adjusting potentiometer, used for current analog quantity 4-20mA output.
✅【Output Current】- Output current can be constant automatically at setting value according to adjustment; it can also be used as a constant current source of which the maximum output current should not exceed 20mA.
✅【Module Compatibility】- Module power consumption current is less than 30mA, supports for general equipment. Universal power supply of module, can be used for PLC, frequency converter, servo.
✅【Current Generator Size】- Potentiometer Installation Hold Diameter: 10mm. L×W×H: 73×54×30mm/2.9×2.1×1.2in. Hole Spacing: 61mm/2.4in. Suitable Screws: M3 (NOT included).
✅【About Wiring】- 3-32V: DC power supply positive. GND(left): Power supply negative. GND(right): 4-20mA output current negative. 4-20mA-OUT: 4-20mA output current positive.

Specifications:
Type: Current generator
Model: 4-20mA
Potentiometer Installation Hold Diameter: 10mm
Size(L*W*H): 73*54*30mm/2.9*2.1*1.2in
Hole Spacing: 61mm/2.4in Suitable Screws: M3 (NOT included) Weight: 74g(approx.) Wiring: 3-32V: DC power supply positive
GND(left): Power supply negative
GND(right): 4-20mA output current negative
4-20mA-OUT: 4-20mA output current positive
Potentiometer: Adjust output range of 4-20mA, clockwise to increase, counterclockwise to reduce
Package Includes: 1 x Signal Generator