Owon OWH67 Series User Manual
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Owon OWH67 Series User Manual

Owon OWH67 Series User Manual

Program power supply
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OWH67 Series Program Power
Supply User Manual
For product support, visit:www.owon.com.hk/download
※：The illustrations, interface, icons and characters in the user manual may be slightly
different from the actual product. Please refer to the actual product.

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Summary of Contents for Owon OWH67 Series

  • Page 1 OWH67 Series Program Power Supply User Manual For product support, visit:www.owon.com.hk/download ※：The illustrations, interface, icons and characters in the user manual may be slightly different from the actual product. Please refer to the actual product.
  • Page 2 LILLIPUT will continue to improve products and reserves the rights to change specification at any time without notice. is the registered trademark of the LILLIPUT Company. Fujian LILLIPUT Optoelectronics Technology Co.,Ltd. No. 19, Heming Road Lantian Industrial Zone, Zhangzhou 363005 P.R. China Tel: +86-596-2130430 Fax: +86-596-2109272 Web: E-mail: www.owon.com info@owon.com.cn...
  • Page 3 General Warranty We warrant that the product will be free from defects in materials and workmanship for a period of 2 years from the date of purchase of the product by the original purchaser from our company. The warranty period for accessories such as probes, battery is 12 months.

  • Page 4: Table Of Contents

    Table of Contents 1. General Safety Requirement ............1 2. Safety Terms and Symbols .............. 3 3. Quick Start ..................4 3.1 Front Panel and Interface ................4 3.1.1 Front Panel ..................4 3.1.2 Rear Panel ..................5 3.1.3 User Interface ..................7 3.2 General Inspection ..................7 3.3 Power-on Inspection ..................

  • Page 5: General Safety Requirement

    1. General Safety Requirement Before any operations, please read the following safety precautions to avoid any possible bodily injury and prevent this product or any other products connected from damage. In order to avoid any contingent danger, this product is only used within the range specified.
  • Page 6 environment. Do not operate in an explosive atmosphere.In order to avoid damages to the device or personal injuries, it is important to operate the device away from an explosive atmosphere. Keep instrument surfaces clean and dry. To avoid the influence of dust or moisture in air, please keep the surface of device clean and dry.

  • Page 7: 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 the 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.

  • Page 8: Quick Start

    3. Quick Start 3.1 Front Panel and Interface 3.1.1 Front Panel Figure 3- 1 Front panel overview 0-9 and . Number and dot key:input number; Esc key: return to the previous page. Cursor movement key: Use to move the cursor left and <...

  • Page 9: Rear Panel

    Lock all buttons and knobs; Way to remove: press and hold the LOCK key to remove LOCK the setting. Voltage setting key: press it to enter the voltage setting mode, at the same time, user can input voltage value by VOLT numeric box or knob.
  • Page 10 to output -, do not connect to reverse or floating. 2 Fan Do not block the outlet of the fan, otherwise the internal heat dissipation of the machine will lead to excessive internal temperature. 3 USB terminal The computer can be connected through the USB port.

  • Page 11: User Interface

    3.1.3 User Interface Figure 3-3 User interface Status Icon Icon Description The panel keys are locked Panel USB data cable is transmitting Enable beeper Enable LIST function Record status A failure alarm 3.2 General Inspection After you get a new OWH series AC power supply, it is recommended that you should make a check on the instrument according to the following steps: 1.Check whether there is any damage caused by transportation.

  • Page 12: Power-On Inspection

    If it is found that the packaging carton or the foamed plastic protection cushion has suffered serious damage, do not throw it away first till the complete device and its accessories succeed in the electrical and mechanical property tests. 2. Check the Accessories. The supplied accessories have been already described in Appendix A: Accessories of this manual.

  • Page 13: Voltage Output Inspection

    procedures below, it is suggested that you read "Turn On/Off the Channel Output" on page10 and "Set the Output Voltage/Current" on page 11. 3.4.1 Voltage Output Inspection The following steps verify basic voltage functions without load: (1) When the instrument is under no load, select a channel and ensure the output current setting for this channel is not at zero.

  • Page 14: Functional Features And Panel Operation

    4. Functional features and Panel operation This chapter will describe OWH program power supply function feature and panel operations in details,it will be divided into the following sections:  Turn on/off channel output  Local/Remote mode operation switch  Output voltage/current setting ...

  • Page 15: Local/Remote Mode Operation Switch

    there is no power output after the output is turned on, please check the voltage and current setting value, please set the voltage and current is according the setting values and not 0 value,and then turn on the output. 4.2 Local/Remote mode Operation switch The power supply provides both local and remote operation mode, and the two modes can be switched by communication commands.

  • Page 16: Adjust Output Voltage/Current And Power

    bits, and turn the knob to increase or decrease the value. 3. Press ON/OFF key to output the setting voltage. Note:The current setting must be greater than the load current to maintain the output in CV mode, otherwise the output voltage may not be equal to the set voltage.
  • Page 17 2． MODE SETUP 3． OUTPUT SETUP 4． PROTECT SETUP 5． REMOTE SETUP 6． SERIES/PARALLEL 7． SYSTEM INFO 8． FAULT INFO Detailed operation steps: Press CONF key to enter “Function menu” options setting. 1. Turn the knob to select desired setting item. 2.
  • Page 18 LIST SETUP (STEP,CYC,VOLTAGE(V), CURRENT(A),TIME(s)) MODE AUTO MANUAL EXT-TRI LOAD PV SETUP TYPE EN50530 MATERIAL TYPE V_MAX P_MAX TREF IRRADIANCE Sandia MATERIAL TYPE V_MAX P_MAX TREF IRRADIANCE APG SETUP APG VSET Vref(0-10V) APG ISET Iref(0-10V) APG VMEAS Vref(0-10V) APG IMEAS Iref(0-10V) PROTECT 1-85V OWH67012-80...

  • Page 19: System Setup

    Select SYSTEM SETUP, press Enter key to enter “SYSTEM” options setting, as shown in the below figure. 4.5.2 Mode setup Select MODE SETUP, press Enter key to enter “MODE” options setting, OWH67 series products support four output modes.  CC/CV MODE  LIST MODE  PV MODE ...

  • Page 20: Output Setup

    4.5.3 Output setup The mode setup is associated with the output setup. After selecting the output mode of the mode setting, it can be directly associated with the setting interface of the corresponding mode when clicking the output setting. For example, when the output mode is set to CC/CV mode, the mode in the upper right corner will change to CC/CV icon, and then click Output Settings to directly enter the CC/CV setting interface.
  • Page 21 curve, mode selection, setting the total number of steps and cycle times. The lower partition is the editing area of the specific number of steps and is composed of the number of steps, voltage, current and time. User can press <...
  • Page 22  Cycle number setting: Press < key, the cursor to jump to the upper partition,select the editing box of cycle number through the knob. Enter or exit editing through the Enter key or knob. The number of cycles is 0- 1000, where 1-1000 represents the LIST curve cycle running 1-1000 times, 0 represents the LIST curve infinite cycle running, input 0 will display INF.
  • Page 23 set for details.  Edit curve: Press > key, the cursor to jump to the lower partition. Edit the voltage, current and time data of a step, select a step of data through the knob. Enter or exit the voltage, current and time editing through the Enter key or the knob.
  • Page 24 steps to import the curve, the voltage, current, and time for each step are loaded to the page. It should be noted that the number of cycles and the trigger mode are set to 1 by default, and the AUTO mode is automatically triggered.
  • Page 25 various types of solar panels (monocrystalline, polycrystalline, thin-film) under different environmental conditions (including temperature, illumination, shading, degradation). It includes testing for Static MPPT efficiency and incorporates EN50530 and Sandia photovoltaic curve models. The standard photovoltaic curve simulation software can control multiple power supplies, enabling MPPT tracking testing.
  • Page 26 MATERIAL TYPE in turn. Press Enter , Esc or knob to enter or exit editing.Select different curve types (EN50530, Sandia) and material types, and the setting interface will switch to the setting box of the corresponding curve. For example: Select the EN50530 curve type and material (THIN- FILM,c-Si), the corresponding parameters to be set include: maximum voltage, maximum power, test temperature (usually 25℃), ambient temperature, light intensity.
  • Page 27 following figure. 4.5.3.4 APG Setup The OWH series programmable DC power supply is equipped with a DB25 analog interface for APG (Analog interface programming). This analog interface has the following functions:  Remote control the voltage/current value.  Remote monitoring of CC and CV status, voltage and current values. Note: Before connecting the hardware device that controls the analog interface, make sure that the hardware device does not output a voltage higher than...
  • Page 28 The analog signal bandwidth is less than 10Hz, allowing arbitrary waveforms within this bandwidth. If the programmed signal frequency or amplitude exceeds the output capability, it will automatically limit the output amplitude. For input voltages exceeding 10V, the set value will be constrained within the maximum rated range.
  • Page 29 The 10V reference voltage output of Analog instrument itself DB25-10V reference connected to a resistor voltage voltage divider for analog control. When in APG mode, voltage setting DB25- analog pin: used to set the voltage Analog input VOL_Pro set value between 0 and full scale voltage.
  • Page 30 When voltage and current set points are controlled through the analog interface, an external voltage (0V to 10V) is connected to program voltage or current values between 0 and full scale. At the same time, the analog monitoring function (0V ~ 10V) can be used to monitor the current voltage or current between 0 and full scale.

  • Page 31: Protect Setup

    4.5.4 Protect Setup OWH67 series products can flexibly set OVP (Over-Voltage Protection), OCP (Over-Current Protection), OPP (Over Power Protection) functions according to user need. For example, OWH67012-80, OVP can be set to 1-85V, OCP can be set to 1A-35A, and OPP can be set to a minimum of 10W and a maximum of 1300W.

  • Page 32: Series/Parallel Setup

    RS485 is DB9 terminal: Function Pin 2 RS485_A Pin3 RS485_B Pin1,4,5,6,7,8,9 4.5.6 Series/Parallel Setup 4.5.6.1 Series/Parallel function OWH series products can be in series/parallel operation, when in series mode, the voltage can reach up to 300V; when in parallel mode, the maximum current can reach 300A.
  • Page 33 Note: 1. Series and parallel cannot be mixed. 2. OWH67 series products in series or parallel operation, the maximum output voltage is 300V or the maximum output current is 300A, as shown in the table below. Model Series mode Parallel mode...
  • Page 34 6.Series/parallel connection, please make sure that the remote sensing connection is correct. 4.5.6.2 Series/Parallel output line connection The setting of the output terminals to the DUT for series connection mode is shown in the following figure. The setting of the output terminals to the DUT for parallel connection mode is shown in the following figure.

  • Page 35: System Setup

    The screen displays the model, version, serial, and checksum of the machine. 4.5.8 Fault Information The OWH67 series products provide real-time monitoring of internal operations, including system logic faults, external AC power failures, internal power stage faults, output overvoltage and overcurrent faults, as well as...

  • Page 36: Waveform Display Function

    accessing the "Settings / Fault Information" menu. If there are no faults, it will display "Normal"; if there are faults, it will display "Error" along with the corresponding fault code. ERROR Fault Type Fault cause Description CODE Abnormal power loss 0x0001 Abnormal mains undervoltage MAINS AC FAULT...

  • Page 37: Remote Measurement Function

    4.7 Remote Measurement Function When the OWH power supply is in working condition, when the power supply outputs a large current or the wire is long, it will produce a large voltage drop on the connection line between the measured instrument and the power terminal.
  • Page 38 Use remote measurements: The remote metering function allows compensating voltage drops across the power supply output terminal and the wire before the device under test. Do the following: 1. Remove any jumpers or short-circuit clips of Vo+Vsen+, Vo-,Vsen- on the rear panel terminals; 2.
  • Page 39 Note: 1. In order to ensure the stability of the system, please use the armored twisted-pair cable before the remote measurement and load of the OWH67 series power supply. Please pay attention to the positive and negative polarity of the wiring, which may bring output failure and even damage the instrument.

  • Page 40: Troubleshooting

    5. Troubleshooting 1. The instrument is powered on but no display. Please following the steps:  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).

  • Page 41: Technical Specification

    6. Technical Specification The instrument must be operated continuously for more than 30 minutes at the specified operating temperature to achieve the following specifications: Model OWH67012-80 OWH67020-150 OWH67030-150 0-150V 0-150V Voltage 0 -80V 1-155V 1-155V 1-85V Rated Output Current 0-30A 0-20A 0-30A (0℃-40℃)

  • Page 42: Appendix

    7. Appendix 7.1 Appendix A: Accessories (The accessories subject to final delivery.) Standard User Manual Power Cord USB Cable Optional L-shaped Banana plug to fixed bracket alligator clip cable 7.2 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.
  • Page 43 2. Disconnect power before cleaning your instrument. Clean the instrument with a damp soft cloth (not dripping with water). It is recommended to clean with soft detergent or fresh water. To avoid damage to the instrument, do not use any corrosive chemical cleaning agents.

This manual is also suitable for:

Owh67012-80Owh67020-150Owh67030-150

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