FNIRSI SG-003A Signal Generator 4-20mA 0-24V Current Voltage PWM
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Prices updated: 13 Oct 2026
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About this product
An adjustable signal generator that produces 4-20mA current, 0-24V voltage and PWM signals. It is used to test and calibrate sensors, transmitters, PLC analog inputs and PWM-controlled circuits.
Specifications
- Current output
- 4-20 mA
- Voltage output
- 0-24 V
- Output signals
- Current, Voltage, PWM
Frequently asked questions
How does it differ from the SG-004A?
The SG-003A covers current, voltage and PWM output. The SG-004A additionally lists thermocouple simulation and calibrator functions.
How do I wire a 4-20mA loop?
Connect the output in series with the device's current input and follow the loop's polarity and power source as described in the manual.
