P series Single Channel Output DC Power Supply User Manual www.owon.
Sep. 2020 edition V1.2.0 Copyright © LILLIPUT Company. All rights reserved. The LILLIPUT's products are under the protection of the patent rights, including ones which have already obtained the patent rights and those which are applying for. The information in this manual will replace all that in the materials published originally. The information in this manual was correct at the time of printing.
General Warranty We warrant that the product will be free from defects in materials and workmanship for a period of 2 years (1 year for accessories) from the date of purchase of the product by the original purchaser from our company. This warranty only applies to the original purchaser and is not transferable to a third party.
Table of Contents 1. General Safety Requirements ............................................................... 1 2. Safety Terms and Symbols ................................................................... 2 3. Quick Review ...................................................................................... 3 3.1 Panel and Interface................................................................................................................3 3.1.1 Front Panel .......................................
1.General Safety Requirements 1. General Safety Requirements Before use, please read the following safety precautions to avoid any possible bodily injury and to prevent this product or any other connected products from damage. To avoid any contingent danger, ensure this product is only used within the ranges specified. Only a qualified person should perform internal maintenance. To avoid Fire or Personal Injury: Use Proper Power Cord.
2.Safety Terms and Symbols 2. Safety Terms and Symbols Safety Terms Terms in this manual (The following terms may appear in this manual): Warning: Warning indicates conditions or practices that could result in injury or loss of life. Caution: Caution indicates the conditions or practices that could result in damage to this product or other property. Terms on the product. The following terms may appear on this product: Danger: Indicates an immediate hazard or injury possibility.
3.Quick Review 3. Quick Review 3.1 Panel and Interface 3.1.1 Front Panel ① ② ⑨ ③ ⑧ ⑦ ④ ⑥ ⑤ Figure 3-1 Front Panel Overview ① Display Area Display user interface. ② Direction Key Select menu; select parameters; Edit the cursor. OK Key 1) Enter the menu or confirm the entered parameters. 2) Switch the display mode between Number and Curve. ③ Knob Select the main menu or change the value, function equals to the confirmation key. ④ On/Off Key Turn on/off the channel.
3.Quick Review ⑦ Keylock Key Press and hold this button for about 5 seconds. When you hear a beep, the panel is locked and the lock icon is displayed on the top of the screen. When locked, pressing any other key has no effect. In the locked state, press and hold this button for about 5 seconds. When you hear a beep, the panel is unlocked. ⑧ Memory Key 5 sets of channel parameters can be stored for quick output. ⑨ System Key System settings, interface settings, system information.
3.Quick Review 3.1.3 User Interface Channel output status CV: Constant Voltage output CC: Constant Current output Buzzer status Actual voltage output Set values of voltage Actual current output Set values of current Set values of O.V.P Set values of O.C.P Actual power output Figure 3-3 User Interface 3.2 General Inspection After you get a new power supply, it is recommended that you should make a check on the instrument according to the following steps: 1.
3.Quick Review 3.3 Power Inspection (1) Use the power cord supplied with the accessories to connect the instrument to the AC power. Warning: To prevent electric shock, make sure that the instrument is properly grounded. (2) Press the power button on the front panel, the button light will be on, and the startup screen will be displayed on the screen. 3.4 Output Inspection Output inspection is to ensure that the instrument can achieve its rated outputs and properly respond to operation from the front panel.
4.Panel Operation 4. Panel Operation 4.1 Turn On/Off the Channel Output Press the On/Off key to turn on/off the channel; 4.2 Set the Output Voltage/Current In the channel setting area, press the ∧ / ∨ keys to move the red cursor between parameters. After selecting the output voltage/current setting value, turn the knob to change the current cursor value, and press < / > key to move the cursor position. Set values of voltage Set values of current 4.
4.Panel Operation Set values of O.V.P Set values of O.C.P 4.4 Memory key shortcut settings Press Memory key on front panel, the M1, M2, and M3 keys can store five sets of channel parameters M1, M2, M3, M4, and M5, respectively, for quick output. 4.4.1 Quick output To output a set of parameters from M1 to M5, follow these steps: (1) Press Memory key on front panel, the shortcut interface will display. (2) Press ∨ key and shows the yellow select box. Press ∧ / ∨ to move the select box.
4.Panel Operation Turn the knob to change the current cursor value, press the < / > arrow keys to move the cursor. Set values of voltage Set values of current Set values of O.V.P Set values of O.C.P 4.5 System Settings 4.5.1 Display Brightness Press the System softkey and turn the knob to highlight the System main menu. Press the ∨ keys to highlight the Brightness submenu. Press the < / > keys to adjust the brightness of the screen. The adjustment range is from 1 to 100. 4.5.
4.Panel Operation Number Press the System softkey and turn the knob to select the [Utility] menu. Press the ∨ arrow keys to choose Display submenu. Press the < / > arrow keys or turn the knob to set the display mode to Number. In system main interface, you can also press the OK key or press the knob to select the Number display mode. When the power supply is powered on, the default display mode is Number. Curve Press the System softkey and turn the knob to select the [Utility] menu.
4.Panel Operation In system main interface, you can also press the OK key or press the knob to select the Curve display mode. Press the ∧ / ∨ arrow keys to select the Volt curve type. The display mode of Volt curve is as below: Note: In Volt curve display mode, you can still set the value of voltage or current. Press the < / > arrow keys or turn the knob to enter editing mode (edit voltage first). If the value is not changed, editing mode will be exited.
4.Panel Operation Note: In Curr curve display mode, you can still set the value of voltage or current. Press the < / > arrow keys or turn the knob to enter editing mode (edit current first). If the value is not changed, editing mode will be exited. Curve Time Press the System softkey and turn the knob to select the [Utility] menu. Press the ∨ arrow keys to choose CurveTime submenu. Press the < / > arrow keys or turn the knob to set the display mode to Curve.
4.Panel Operation baud rate setting of the computer you are using. (2) Press the ∨ arrow keys to select the check digit and press the < / > arrow keys to toggle None, Odd, Even. (3) Press the ∨ arrow keys to select the stop bit, and press the < / > arrow keys to toggle 1 or 2. Note: The data bits submenu cannot be set, and the data bits are fixed at 8 bits. 4.7 System Information 4.7.1 Review System Information Press the System softkey and turn the knob to select the [SYSTEM] menu.
5.Troubleshooting 5. Troubleshooting 1. The instrument is powered on but no Display. Check if the power is connected properly. Check if the fuse which is below the AC Power socket is used appropriately and in good condition (the cover can be pried open with a straight screwdriver). Restart the instrument after the steps above. If the problem still exists, please contact our for our service. 2. The output is abnormal: Check if the output voltage is set to 0V. If so, set it to other value.
6.Appendix 6.2 Appendix B: General Care and Cleaning General Care Do not store or leave the instrument where the liquid crystal display could be exposed to direct sunlight for long periods of time. Caution: To avoid any damage to the instrument, do not exposed it to any sprays, liquids, or solvents. Cleaning Inspect the instrument as often as operating conditions require. To clean the instrument exterior, perform the following steps: Wipe the dust from the instrument surface with a soft cloth.