PS1503SB 2 VELLEMAN
4. Front Panel
1. Current indication
2. Voltage indication
3. Black = negative (-) output terminal
4. Red = positive (+) output terminal
5. Current adjustment knob
6. Voltage adjustment knob
7. Power switch
If you want to use the unit as a stable voltage supply, set
(5) on maximum CW. Then turn the unit on and set (6) to
the required voltage.
If you want to use the unit as a stable current supply,
turn the unit on, set (6) to the maximum CW. and (5) to
the minimum CCW. Connect the load and set (5) to the
required current.
If you want to use the unit as a stable voltage supply,
you can set the protection point of the current limit
randomly. Set (5) on the minimum CCW. Then, short-
circuit the output terminals and set (5) CW. Set the
output current to the required limited current point.
For more accuracy, connect an external high accuracy
meter.
5. Notes
- This unit is short circuit protected. If a short circuit should occur, turn the power supply off and solve the problem.
- Install or store the device in a clean and well-ventilated environment.
- Do not try to open the housing yourself. All repairs should be executed by a qualified technician.
- Disconnect the unit from the mains during maintenance.
- The unit can get very hot when you are using a high power output.
- If the unit is defective, the output may rise over the maximum rated voltage. Always keep an eye on the load to
prevent damage.
- This unit should be earthed properly.
6. Accessories
1 instruction manual.
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