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Summary of Contents for Scientific PSD7303A
- Page 1 Programmable DC Power Supply PSD7303A/PSD7303B User Manual...
- Page 2 Information in this manual supersedes all corresponding previous released material. Scientific continues to improve products and reserves rights to amend part or all of the specifications, procedures, equipment at any time without notice. Rev 1.00/ 1215...
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Page 3: Table Of Contents
Scientific Table of Contents General Safety Summary ................4 Safety Terms and Symbols................5 Brief Introduction..................6 Chapter 1 Start Guide …................7 General Inspection................. 8 Safety Considerations ..................9 The front panel..................10 User interface .................. 13 The rear panel ................. 14 Output check .................. -
Page 4: General Safety Summary
Scientific General Safety Summary Please review the following safety precautions carefully to avoid personal injury or damage to this product or any product connected to it. To prevent potential danger, please use the instrument as specified. Use proper power cord Only the power cord designed for the instrument and authorized by local country could be used. -
Page 5: Safety Terms And Symbols
Scientific Safety Terms and Symbols Terms may appear on the product: DANGER: Indicates direct injury or hazard that may happen. WARNING: Indicates potential injury or hazard that may happen. CAUTION: Indicates potential damage to the instrument or other property that may happen. -
Page 6: Brief Introduction
Scientific Brief Introduction PSD7303A/7303B Programmable DC Power Supply is convenient, flexible and multi-function. It has three independent outputs, two sets of adjustable voltage value and a fixed set of selectable voltage value of 2.5V, 3.3V, and 5V, and it also provides output short circuit and overload protection at the same time. -
Page 7: Chapter 1 Start Guide
Chapter 1 Start Guide In this chapter, we mainly introduce the panel and display Interface of PSD7303A/7303B, as well as the new machine inspection and attentions at first use. Reading this chapter will give you a quick understanding on operation. -
Page 8: General Inspection
The consigner or carrier will be responsible for damages to the instrument resulting from shipment. Scientific would not provide free maintenance or replacement. 2. Inspect the instrument. -
Page 9: Safety Considerations
PSD7303A/7303B Input Power Requirement The PSD7303A/7303B allows a 50Hz/60Hz frequency, and four levels of AC power: 100V/120V/220V/230V. You can select wanted power voltage with the “DIP Switch” at the rear panel according to the actual demand. -
Page 10: The Front Panel
Scientific The front panel Description Logo Display Area Model System Parameter Configuration Button Multi-function knob Fine Adjust button Right/Left Direction button Channel Control Button CH3 DIP switch Power Switch CH1 output terminal Ground Terminal CH2 Output Terminal CV/CC Indicator Light... - Page 11 Scientific Buttons for setting parameters Press the button to turn on/off the waveform display interface; Press the button to set series mode of CH1/CH2, and the logo displays at the same time; Press the button to set parallel mode of CH1/CH2, and the logo displays at the same time;...
- Page 12 Scientific Select the digit position by moving the cursor around Right/Left Direction button. Press the button to move the cursor around The output terminal on front panel The output terminals of CH1, CH2 and CH3 include positive terminal and negative terminal, and a common ground for CH1 and CH2 additional.
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Page 13: User Interface
Scientific User interface Parallel/Series logo: The logo will be displayed when the corresponding mode is on. Channel logo Operating mode logo: The corresponding logo will display when working in CV or CC mode; LAN logo: It will display when there is a LAN connection USB logo: It will display when there is a USB connection;... -
Page 14: The Rear Panel
Scientific The rear panel ○ warning message ○ The DIP switch of the AC power and its identification. ○ The description of the AC input voltage ○ AC power socket ○ The fan air vents ○ CE certification mark ○... -
Page 15: Output Check
Scientific Output Check The output check includes voltage check in condition of all channels with no load and current check in condition of short circuit so as to make sure that the instrument correctly responds to operation of the front panel. -
Page 16: Chapter 2 Control Panel Operation
Scientific Chapter 2 Control panel operation In this chapter the function and operation of PSD7303A/7303B control panel will be introduced in detail to give you an all-around understanding of it, which will eventually lead to easier work. Brief introduction: Output summary... -
Page 17: Output Summary
Scientific 2.1 Output summary PSD7303A/7303B have three independent outputs, two of which are adjustable in voltage value and the other one includes selectable 2.5V, 3.3V or 5.0V Independent/Parallel/Series PSD7303A/7303B have three output modes: independent, parallel and series, which can be selected through the track switch on the front panel. -
Page 18: Ch1/Ch2 Independent Output
Scientific 2.2 CH1/CH2 Independent Output Instruction CH1 and CH2 are working in the independent mode, at the same time，they are insulated from the ground. Output rating 0~32V/0~3.2A Operation steps 1. Make sure that parallel/series mode is off. 2. Connect load to the positive and negative terminals of CH1/CH2. -
Page 19: Ch3 Independent Mode
Scientific 2.3 CH3 Independent mode Instruction CH3 is independent from CH1 and CH2, and it works neither in parallel mode nor in series mode. Its voltage and current ratings are respectively 2.5V, 3.3V, 5V and 3.2A. Output ratings 2.5V/3.3V/5V, 3.2A Operation steps: 1. -
Page 20: Ch1/Ch2 Series Mode
Scientific 2.4 CH1/CH2 Series mode Instruction In the series mode, CH1 and CH2 are linked internally into one channel which is controlled by CH1, and the output voltage value is twice compared with that of single channel. Output rating 0~64V/0~3.2A Operation steps：... -
Page 21: Ch1/Ch2 Parallel Mode
Scientific 2.5 CH1/CH2 Parallel mode Instruction In the parallel mode, CH1 and CH2 are linked internally into one channel which is controlled by CH1. Its output current value is twice as much as the single channel. Output rating 0~32V/0~6.4A Operation steps: 1. -
Page 22: Lan Setting
Scientific 2.6 LAN setting Operation steps： 1. Connect the oscilloscope to your local area network using the network cable. 2. Press the “IP/Store” button to enter LAN setting interface. 3. Press the direction button to go to the DHCP line, then revolve... -
Page 23: Save And Recall
Scientific 2.7 Save and Recall Five group setups can be saved in memory. The contents of the setup file including: Independent/series/parallel mode Output voltage/current value Timer setup Save setup Operation steps: 1. Set the state that you wanted; 2. Short press “IP/Store” button and then long press “IP/Store” button to enter Store/Recall interface;... -
Page 24: Timer
Scientific 2.8 Timer The timer works in the Independent mode, and can save five timing setups, each of which is independent from each other. You can set any voltage/current value within the range as you want. The timer supports consecutive output, and the longest time of each group is 10000s. - Page 25 Scientific Turn on/off the Timer Method 1: 1. Press “1”/”2” button to select the wanted channel in the main interface; 2. Move cursor to “TIMER” menu by pressing the direction button 3. Revolve the multi-function knob to make the Timer state to “ON”;...
- Page 26 Scientific If press the “on/off” button to turn off the output when the timer is running, then the countdown will stop. And the countdown will continue when the channel output is turn on again. The Timer will automatically turn off when the time reduces to 0.
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Page 27: Waveform Display
Scientific 2.9 Waveform display PSD7303A/7303B can display the changing of current voltage and current in real time in the form of curve drawing. Operation steps: 1. Select CH1/CH2, and then set voltage/current parameter; 2. Press “Wavedisp” button to enter Waveform Display interface, and the indicator light turns bright immediately. -
Page 28: Version Information
Scientific 2.10 Version information Short press button to enter Version Information interface, which is shown below: Long press button in any interface to open keylock function, which will make all the keys invalid, and the graphic logo of “lock” will display at the same time. -
Page 29: Upgrade Firmware
Scientific 2.11 Upgrade firmware The software of the instrument is upgraded with a fixed name file via PC management software with USBTMC. The upgrade method is below: Upgrade in normal Interface 1. Open the EasyPower software after USB line having been connected perfectly, and make sure the instrument is connected with the software normally. - Page 30 Scientific 3. Figure 2 shows the firmware upgrade dialog. Choose “Normal Mode” and click file choosing icon , a dialog will popup as it shows in figure 3 and then select the file to be upgraded which must have a postfix .ugf.
- Page 31 Scientific Figure 4 Upgrade Via Guide Procedure Upgrade via guide procedure also can be used if the method above is failed. Specific steps are below: 1. Press the knob before powering on the instrument, and the t urn on the instrument and it will enter the guide procedure mode.
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Page 32: Chapter 3 Remote Control
Scientific Chapter 3 Remote control PSD7303A/7303B support communication with computer through USB and LAN interface on the rear panel. SCPI (Standard Commands for Programmable Instruments) is an ASCII- based programming language, which can be used to control power supply remotely by... -
Page 33: Syntax Conventions
Scientific 3.1 Syntax Conventions Most commands are a mixture of upper- case and lower-case letters. The upper-case letters indicate the command's abbreviated spelling, which yields shorter program lines. For better program readability, use the long form. For example: [{CH1|CH2}:]VOLTage <voltage>... -
Page 34: Command List
Scientific 3.2 Command list *IDN? *SAV *RCL INSTrument Subsystem MEASure Subsystem CURRent Subsystem VOLTage Subsystem OUTPut Subsystem TIMEr Subsystem 10. SYSTem Subsystem 11. IPaddr Subsystem 12. MASKaddr Subsystem 13. GATEaddr Subsystem 14. DHCP Subsystem PSD7303 34/42... -
Page 35: Command Description
Query the manufacturer, product type, series No., software version and hardware version Return Info Manufacturer, product type, series No., software version, hardware version Typical Return Scientific , PSD7303, NPD00001130025, 1.01.01.01.02,V3.0 2. *SAV Command format *SAV {1|2|3|4|5} Description Save current state in nonvolatile memory... - Page 36 Scientific Command format INSTrument? Description Query the current operating channel Example INSTrument? Typical Return 5. MEASure MEASure: CURRent? [{CH1|CH2}] Command format Description Query current value for specified channel, if there is no specified channel, query the current channel. Example MEASure: CURRent? CH1 Typical Return 3.000...
- Page 37 Scientific 6. CURRent Command format [{CH1|CH2}:]CURRent <current> Description Set current value of the selected channel Example CH1:CURRent 0.5 Command format [{CH1|CH2}:]CURRent? Description Query the current value of the selected channel. Example CH1: CURRent? Typical Return 0.500 7. VOLTage Command format [{CH1|CH2}:]VOLTage <voltage>...
- Page 38 Scientific 8. OUTPut Command format OUTPut {CH1|CH2},{ON|OFF} Description Turn on/off the specified channel output. Example OUTPut CH1,ON Command format OUTPut:TRACK {0|1|2} Description Select operation mode. Parameters {0|1|2} mean independent, series and parallel respectively. Example OUTPut: TRACK 0 Command format OUTPut:WAVE {CH1|CH2},{ON|OFF}...
- Page 39 Scientific Typical Return 3,0.5,2 Command format TIMEr {CH1|CH2},{ON|OFF}; Description Turn on/off Timer function of specified channel Example TIMEr CH1,ON 10. SYSTem Command format SYSTem: ERRor? Description Query the error code and the information of the equipment. 0 No Error Typical Return...
- Page 40 Scientific Bit No. Corresponding state 0: CH1 CV mode; 1: CH1 CC mode 0: CH2 CV mode; 1: CH2 CC mode 01: Independent mode; 10: Parallel mode 0: CH1 OFF 1: CH1 ON 0: CH2 OFF 1: CH2 ON 0: TIMER1 OFF...
- Page 41 Scientific Command format MASKaddr? Description Query the current subnet mask of the instrument Typical Return 255.255.255.0 13. GATEaddr Command format GATEaddr <GateWay> Description Assign a gateway for the instrument Example GATEaddr 10.11.13.1 Note The command is invalid when the state of DHCP is on...
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Page 42: Chapter 4 Service And Support
Scientific Chapter 4 Service and Support No user serviceable parts are inside the instrument, should it become necessary to send back the instrument to factory for service, please observe the following procedure. 1. Before dispatching the instrument please write to us giving full details of the fault noticed, model number and serial number.
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