0-30V 2mA-3A Adjustable DC Stabilized Power Supply for Laboratory Accessories Features: 1. Using premium material, not easy to damage, long service life.. 2. All in-line components, easy to install and maintain. 3. The output voltage is easy to adjust. 4. The output current limit status is indicated by the LED. 5. When the output current exceeds the limit current, it will automatically switch to constant current mode, providing complete guard against overload or fault.   Specification: Input Voltage: AC24V(maximum) Input Current: 3A(maximum) Output Current Limiting Current: 2MA-3A continuously adjustable Output Voltage Ripple: 0.01% (maximum) Weight: Approx. 75g / 2.6oz   Package List: 1 Set of Stabilized Power Supply Accessories   Circuit Adjustment: 1. Set the voltage adjustment potentiometer to the minimum position (counterclockwise to the minimum), adjust RV1 (100K adjustable resistance), so that the output voltage is 0V; the maximum output voltage does not need to be adjusted, use 24V AC input, maximum output The voltage is about 31V. 2. Output limit current setting: determined by the current potentiometer position.