Instek PST Series Manual
Contents
1. Step 4 2 Input measured current value directly by using the number key and press ENTER to complete the measured current MAX input When the value has been input by mistake but not yet pressed ENTER can 24 Artisan Technology Group Quality Instrumentation PST 3201 3202 PROGRAMMABLE POWER SUPPLY USER MANUAL a use the knob to clear the value Note The DMM selected for the measurement must have the resolution of four digits of the decimal point at least 0 1mA Also the input value is to take three digits of decimal point of effective value 1mA and run off the rest Step 4 3 Press again ENTER getting into the window for current calibrated value input Step 4 4 Input measured current value directly by using the number key and press ENTER to complete the measured current MN input When the value has been input by mistake but not yet pressed ENTER can use the knob to clear the value Note The DMM selected for the measurement must have the resolution of four digits of the decimal point at least 0 1mA Also the input value is to take three digits of decimal point of effective value 1mA and run off the rest Step 5 Set the cursor to O V P by using the knob and press ENTER getting into Over Voltage Protection auto calibration procedure Step 5 1 After the O V P auto calibration is completed set the cursor by using 95 2 Guaranteed 888 88 SOURCE2. TRACK INDEPT automatic operation m ode Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com PST 3201 3202 PROGRAMMABLE POWER SUPPLY USER MANUAL 15 16 17 18 19 20 21 22 23 24 25 26 27 28 OCP OVP RESET SHIFT Local GPIB RS232 Contrast W IA IV VA VV Output 0 9 ENTER AC Power Socket AC Select Switch Cooling Fan Interface Operate the instrument in the series mode by pressing SHIFT TRACK and back to independent mode by pressing the keys again Turn on off the over current protection function by setting the OCP on or off Release the over voltage protection mode by pressing SHIFT OVP RESET The second function selection Clear the remote control mode to use panel control setting instead Set to GPIB or RS 232 by pressing SHIFT GPIB RS 232 Proceed the contrast adjustment of the display by pressing SHIFT CONTRAST Set beeper by pressing SHIFT edh to turn on off the buzzer Press SHIFT W to change the character size Under the status of SHIFT press J to ascend one step of current value for output Under the status of SHIFT press IV to descend one step of current value for output Under the status of SHIFT press VA to ascend one step of voltage value for output Under the status of SHIFT press VY to descend one step of voltage value for output
3. A rtisan Artisan Technology Group is your source for quality TecmoogyGroup new and certified used pre owned equipment FAST SHIPPING AND SERVICE CENTER REPAIRS WE BUY USED EQUIPMENT DELIVERY Experienced engineers and technicians on staff Sell your excess underutilized and idle used equipment TENS OF THOUSANDS OF at our full service in house repair center We also offer credit for buy backs and trade ins IN STOCK ITEMS www artisantg com WeBuyEquipment 7 EQUIPMENT DEMOS HUNDREDS OF InstraV ea REMOTE INSPECTION LOOKING FOR MORE INFORMATION MANUFACTURERS Remotely inspect equipment before purchasing with Visit us on the web at www artisantg com 7 for more our interactive website at www instraview com information on price quotations drivers technical LEASING MONTHLY specifications manuals and documentation RENTALS ITAR CERTIFIED D a gaa tia Contact us 888 88 SOURCE sales artisantg com www artisantg com PST 3201 3202 PROGRAMMABLE POWER SUPPLY Declaration of Conformity USER MANUAL We GOOD WILL INSTRUMENT CO LTD No 95 11 Pao Chung Rd Hsin Tien City Taipei Hsien Taiwan declares that the below mentioned product PST 3201 PSF 3202 are herewith confirmed to comply with the requirements set out in the Council Directive on the Approximation of the Law of Member States relating to Electromagnetic Compatibility 89 366 EEC 92 31 EEC 93 68 EEC and Low Voltage Equipment Directive 73 23 EEC F
4. Turn on or off output by pressing the knob Value input AC power input terminal Switch Voltage to 100V 120V 220V or 230V 50 60Hz A cooling fan GPIB or RS 232C communication interface 10 Artisan Technology Group Quality Instrumentation PST 3201 3202 PROGRAMMABLE POWER SUPPLY USER MANUAL a 5 OPERATION METHOD 5 1 Output Voltage Current Setting At first select the wanted channel by pressing SHIFT CHx now the cursor is set to CHx x 1 2 or 3 Please refer to the drawing Memors 20 H1 33 00 0 000A C INDEP Fine SET F CH2 CH3 olt 30 00U 30 00U 6 aa0u urr 2 600A 2 606A 5 000A WP 32 00U 32 00U 8 000U CP OFF OFF OFF Output Voltage Setting Method 1 Set output voltage by pressing V SET and using number key to key in voltage value then press ENTER Method 2 Press V SET and using knob to input voltage value the output voltage setting will be changed immediately then press ENTER to terminate the voltage setting Obviously using this method the output voltage will be changed immediately following the input value through knob Example Set voltage at 32 00V Press V SET 3 2 O O TENTER Output Current Setting Method 1 Set output current by pressing I SET and using number key to key in current value and ENTER Method 2 Press I SET and using knob to input current value the output current setting will be changed immediately the
5. 1 Unpacking the Instrument The product has been fully inspected and tested before shipping from the factory Upon receiving the instrument please unpack and inspect it to Voltage 0 05 10mV 20mV rating voltage gt 36V Current 0 1 10mA damage is found notify the bearer and or the dealer immediately OVP lt 0 05 10mV Voltage S 3mV S 5mV rating current gt 3 0A CurrentS 6mA CurrentS 6mA Memory ______ Sore Recall poms 0 0 1sec 99min59sec max X100 Function For output working loop Auto Step running Interface RS232 GPIB interface option Power Source AC100V 120V 220VH0 230V 10 6 50 60Hz Mechanical 230 W x1 40 H 880 D mm ai Tkg Operation Indoor use connecting to the wrong AC line voltage Environmental Altitude up to 2000 m Ambient temperature To satisfy specifications 10 C to 35 C 50 F to 95 F Maximum operating ranges C to 40 C 32 F to 104 F When line voltages are changed replace the required fuses shown as below Relative humidity 85 RH max non condensing Installation Category II Model Line Line Pollution degree 2 Range Fuse It Range Fuse Sorage voltage ee Temperature amp 10 to 70 C 70 RH maximum PST 3201 T3A T1 6A Humidity 100V 90 110V 250V 220V 198 242V 250V 120V 108 132V T5A 230V 216 253V Power cord ssi een Accessories Instruction manual check if there is any damage caused during transportation If any sign of
6. Load Effect 3 2 Checking the Line Voltage The product can be applied by any kind of line voltages shown in the table below Before connecting the power plug to an AC line outlet make sure the voltage selector of the rear panel is set to the correct position corresponding to the line voltage It might be damaged the instrument by WARNING To avoid electrical shock the power cord protective grounding conductor must be connected to ground Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com PST 3201 3202 PROGRAMMABLE POWER SUPPLY USER MANUAL WARNING To avoid personal injury disconnect the power cord before removing the fuse holder 3 3 Environment The normal ambient temperature range of this instrument is from 0 to 40 C 32 to 104 F To operate the instrument exceeding this specific temperature range may cause damage to the circuits of instrument Do not use the instrument in a place where strong magnetic or electric field exists as it may disturb the measurement PST 3201 3202 PROGRAMMABLE POWER SUPPLY USER MANUAL 4 PANEL INTRODUCTION Figure 4 1 Front Panel Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com PST 3201 3202 PROGRAMMABLE POWER SUPPLY USER MANUAL NYDN SW Figure 4 2 Rear Panel 10 11 12 13 14 PST 3201 3202 PR
7. PROGRAMMABLE POWER SUPPLY USER MANUAL SAFETY TERMS AND SYMBOLS These terms may appear in this manual or on the product N WARNING Warning statements identify condition or practices that could result in injury or loss of life practices that could result in damage to this product or i CAUTION Caution statements identify conditions or other property The following symbols may appear in this manual or on the product A AWA t A DANGER ATTENTION Protective Earth ground Frame or Chassis High Voltage refer to Manual Conductor Terminal Terminal Terminal Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com PST 3201 3202 PROGRAMMABLE POWER SUPPLY USER MANUAL FOR UNITED KINGDOM ONLY NOTE This lead appliance must only be wired by competent persons WARNING THIS APPLIANCE MUST BE EARTHED IMPORTANT The wires in this lead are coloured in accordance with the following code Green Yellow Earth Blue Neutral Brown Live Phase As the colours of the wires in main leads may not correspond with the colours marking identified in your plug appliance proceed as follows The wire which is coloured Green amp Yellow must be connected to the Earth terminal marked with the letter E or by the earth symbol D or coloured Green or Green amp Yellow The wire which is coloured Blue must be connected to the terminal which is marked with the letter N or coloured
8. com A rtisan Artisan Technology Group is your source for quality TecmoogyGroup new and certified used pre owned equipment FAST SHIPPING AND SERVICE CENTER REPAIRS WE BUY USED EQUIPMENT DELIVERY Experienced engineers and technicians on staff Sell your excess underutilized and idle used equipment TENS OF THOUSANDS OF at our full service in house repair center We also offer credit for buy backs and trade ins IN STOCK ITEMS www artisantg com WeBuyEquipment 7 EQUIPMENT DEMOS HUNDREDS OF InstraV ea REMOTE INSPECTION LOOKING FOR MORE INFORMATION MANUFACTURERS Remotely inspect equipment before purchasing with Visit us on the web at www artisantg com 7 for more our interactive website at www instraview com information on price quotations drivers technical LEASING MONTHLY specifications manuals and documentation RENTALS ITAR CERTIFIED D a gaa tia Contact us 888 88 SOURCE sales artisantg com www artisantg com
9. modified by using the knob and using the number key to input auto operation setting value and press ENTER After modification using the knob to set the cursor to Save and press ENTER to complete the setting and storing If want to cancel the setting just set the cursor to Exit by using the knob and press ENTER to terminate the setting without storing Note When input 00 repeatedly can select Cycle setting 5 7 Parallel Operation Mode Press SHIFT PARA getting into parallel operation mode In this mode output voltage and current are mainly operated in channel 2 The settable range of output voltage is same as channel 2 while the settable range of output current is two times of channel 2 Example 1 Channel 1 Voltage 10V Current 1A 2 Channel 2 Voltage 20V Current 2A 3 Press SHIFT PARA getting into parallel mode 4 Output voltage 20V output current 4A 5 8 Track Operation Mode Press SHIFT TRACK getting into Track Operation Mode In this mode output voltage and current are mainly operated in channel 2 The settable range of output voltage is same as channel 2 but the output current can be set with different value Example 1 Channel 1 Voltage 10V Current 2A Guaranteed 888 88 SOURCE www artisantg com PST 3201 3202 PROGRAMMABLE POWER SUPPLY PST 3201 3202 PROGRAMMABLE POWER SUPPLY USER MANUAL USER MANUAL a 2 Channel 2 Voltage 20V Current 2A Example
10. using the knob and press ENTER to complete the setting and storing If want to cancel the setting set the cursor to Exit by using the knob and press ENTER to terminate the setting without storing Interface Artisan Technology Group Quality Instrumentation 2 Set RS 232 as communication interface and Baud Rate at 9600 Press SHIFT GPIB RS 232 getting into item selection picture using the knob to set the cursor to interface and press ENTER to appear interface selection picture set the cursor to RS 232 by using the knob and press ENTER After using the knob to set the cursor to Baud Rate by using the knob and press ENTER set the cursor to 9600 and press ENTER Finally set the cursor to Save and press ENTER to complete the setting and storing 5 10 The Maximum Setting Value ET ie ET EE To ITEM Output ERE E a Current E 1A a 1A 1A E 1A 1A Eo 2A Over lOver voltage e eT TT ET Guaranteed 888 88 SOURCE www artisantg com PST 3201 3202 PROGRAMMABLE POWER SUPPLY USER MANUAL 5 11 Test Lead PST 3201 PST 3202 3A 3A 3A 3A Test Lead Test Lead Test Lead Test Lead Test Lead Test Lead Note When use PST 3202 in parallel output needs to use Current 4A 10A test lead 5 12 The setting for the GPIB and RS232 Interface If you have PST series programmable power supply use the GPIB RS232 LOCAL control to set or read the GPIB and RS 232 interf
11. www artisantg com PST 3201 3202 PROGRAMMABLE POWER SUPPLY USER MANUAL the knob to END and press ENTER to leave Caner atre Dynal y IHDE Coarse usitas e PORES q Note Now the calibrated data of channel has not yet been stored If the calibration is aimed at channel 1 only can set the cursor to Save by using the knob and press ENTER to finish the procedure with storing If want to cancel the calibration using the knob to set the cursor to EXIT and press ENTER to terminate the procedure without storing The calibration procedure as mentioned above can be aimed at channel 2 and channel 3 only Step 6 Repeat above calibration steps on channel 2 and channel 3 Step 7 Parallel Calibration steps Set the cursor to parallel by using the knob and press ENTER getting into parallel current calibration procedure Step 7 1 After the proper measured setting has been done according to the steps displayed by the window press again ENTER to get into the operand procedure of parallel current calibrated value Step 7 2 After the operand procedure of Parallel current calibration value has been completed and the proper measured setting has been done according to the steps displayed in the window press ENTER to get into the window for Parallel Current MAX calibrated value input Artisan Technology Group Quality Instrumentation PST 3201 3202 PROGRAMMABLE POWER SUPPLY USER MANUAL a Ste
12. 100 3 276V Then compare this voltage with the real output voltage which is retrieved by the current sense circuit As the entire circuit is a close loop therefore the retrieved voltage value will be followed with the reference voltage of Sample Hold Besides the Comparator output terminal will output a relative voltage value to control the whole output circuit through a driver circuit and generate the required output voltage The current sense circuit for detecting the voltage value from current sense resistor is mainly composed by differential amplifier TLO71 The multiple of the differential amplifier is A R355 R356 22 0K 1 91K 11 518 the voltage on the both sides of current sense resistor is 3 276 11 518 0 285V so the output current is basis on Tout 0 285 R374 2 0 285 0 3 2 1 9A and 2 1A making multiple operand to get a real output current by using the software The Displayed Value of Voltage and Current The voltage current sense circuit retrieves a voltage value which will be sent to Comparator through Analog Switch and joined with the output voltage of DAC in dichotomy approaching method to get the same voltage as the real output value of the instrument Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com PST 3201 3202 PROGRAMMABLE POWER SUPPLY USER MANUAL b a Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg
13. 3 Press SHIFT TRACK getting into track mode 4 Output voltage 40V output current 2A 1 Set GPIB as communication interface and set address at 10 Press SHIFT GPIB RS 232 getting into item selection picture using the knob to set the cursor to interface and press ENTER to appear interface selection picture using the knob to set the cursor to GPIB press ENTER Then using the knob to set the supplies in series to achieve voltages higher than 60VDC cursor to address and input address setting value directly by totally or 60VDC between any connection and earth using the number key and press ENTER Finally set the cursor ground to Save by using the knob and press ENTER to complete the setting and storing WARNING Voltage more than 60V DC is a lethal shock f hazard to the user Be careful when connecting power 5 9 GPIB RS232 Interface Setting Press SHIFT GPIB RS 232 getting into item selection picture using the knob to set the cursor to Interface and press ENTER to appear interface selection picture set the cursor to the item to be modified by using the knob and press ENTER Then set the cursor to Address or Baud Rate setting area if want to modify the address directly using the number to input address setting value and press ENTER if want to modify the Baud Rate first press ENTER then using the knob to set the cursor to the setting value to be modified and press ENTER Finally set the cursor to Save by
14. Blue or Black The wire which is coloured Brown must be connected to the terminal marked with the letter L or P or coloured Brown or Red If in doubt consult the instructions provided with the equipment or contact the supplier Artisan Technology Group Quality Instrumentation PST 3201 3202 PROGRAMMABLE POWER SUPPLY USER MANUAL ee This cable appliance should be protected by a suitably rated and approved HBC mains fuse refer to the rating information on the equipment and or user instructions for details As a guide cable of 0 75mm should be protected by a 3A or 5A fuse Larger conductors would normally reqiire 13A types depending on the connection method used Any moulded mains connector that requires removal replacement must be destroyed by removal of any fuse amp fuse carrier and disposed of immediately as a plug with bared wires is hazardous if a engage d in live socket Any re wiring must be carried out in accordance with the information detailed on this label Guaranteed 888 88 SOURCE www artisantg com PST 3201 3202 PROGRAMMABLE POWER SUPPLY USER MANUAL SSE a Artisan Technology Group Quality Instrumentation PST 3201 3202 PROGRAMMABLE POWER SUPPLY USER MANUAL a 1 PRODUCT INTRODUCTION 1 1 Description PST series Programmable Power Supply is controlled by Micro Processor Unit MPU that can easily come
15. OGRAMMABLE POWER SUPPLY USER MANUAL Power Switch Display Output Terminal Output Terminal GND Terminal Rotary Encoder V Set CH1 I Set CH2 OVP Set CH3 F C STEP RecallA Store RecallV Recall AUTO PARA INDEP Delay Connect the AC power then press power switch Indicate the setting of voltage current value output voltage current value and the status of setting and output Positive output terminal Negative output terminal Connect the ground terminal to chassis Wheel knob Output voltage setting Switch to channel 1 by pressing SHIFT CH1 to proceed group setting Output current setting Switch to channel 2 by pressing SHIFT CH2 to proceed group setting Over voltage protection value setting Switch to channel 3 by pressing SHIFT CH3 to proceed group setting Switch to wheel knob for coarse and fine adjustment Proceed the STEP setting by pressing SHIFT STEP Recall the next group of stored information Proceed information storing and editing by pressing SHIFT STORE Recall previous stored information Recall the pointed stored information or set the range to recall information automatically by pressing SHIFT RECALL Turn on off automatic operation function by setting the AUTO on or off Operate the instrument in the parallel mode by pressing SHIFT PARA and back to independent mode by pressing the keys again Set the voltage and current output time in the
16. R3154 Vr 2 5 1 12 4K 7 68K Vr by a non inverter amplifier When Vr 0 500 take its middle value to convert above formula into 6 41V and treat this as the reference voltage of DAC AD7541 The AD7541 is a 12 bit DAC with 6 41V 4095 1 56mV bit of the resolution C V Mode When the instrument is in C V Mode the MPU will send 3300 counts 33 00V of output voltage to DAC output through analog switch and Sample Hold circuit the voltage now is at around 5 148V 1 56mVx3300 5 148V Then compare this voltage with the real output voltage which is retrieved by the voltage sense circuit As the entire circuit is a close loop therefore the retrieved voltage value will be followed with the reference voltage of Sample Hold Besides the Comparator output terminal will output a relative voltage value to control the whole output circuit through a driver circuit and generate the required output voltage The attenuation of the voltage sense circuit is A R342 R342 R335 4 99K 4 99K 27 0K 0 156 and the output voltage is Vout 5 148 A 5 148 0 156 33 00V If the output is affected by the offset of materials can use the Vr to make adequate adjustment C C Mode PST 3201 3202 PROGRAMMABLE POWER SUPPLY USER MANUAL a The operation in C C Mode is similar to that in C V Mode The MPU will send 2100 counts 2 1A output current to DAC output through analog switch and Sample Hold circuit the voltage now is at around 3 276V 1 56mVx2
17. ROGRAMMABLE POWER SUPPLY USER MANUAL I 5 5 Information Editing and Copying Setting Information Editing Edit Setting Press SHIFT STORE getting into item selection picture using the knob to set the cursor to Edit press ENTER to appear memory editing picture then input editing address by using number key and press ENTER to appear editing selection picture now using the knob to set cursor to the editing item which wants to be modified its setting and input directly its setting value or on off status by using the number key press ENTER to proceed modification After the modification is completed set the cursor to End by using the knob and press ENTER to complete the setting If want to proceed the other setting modification pst return to previous editing item picture and repeat above mentioned procedures When the modification is completed using the knob to set the cursor to SAVE press ENTER to complete information edit setting and storing If want to cancel the setting just set to Exit and press ENTER to terminate the setting without storing Information Copy Setting Press SHIFT STORE getting into item selection picture select Copy press ENTER getting into Copy setting picture select the modified item and input copy address and press ENTER After modification select Save and press ENTER to complete the setting and storing If want to cancel the setting just set to Exit and pr
18. SHIFT OVP RESET to clear OVP status back to previous status Over Current Protection Setting Turn on off the OCP of each channel individually by pressing OCP If OCP is on when the output current equals or exceeds Artisan Technology Group Quality Instrumentation PST 3201 3202 PROGRAMMABLE POWER SUPPLY USER MANUAL the current value setting the output of the instrument will be off and get into over current protection mode by displaying Over current protection on the display Press OCP to clear OCP status and back to previous status 5 3 Voltage Current Step Setting Press SHIFT STEP getting into the item selection picture using the knob to set cursor to the setting item which you want to modify input directly the wanted value and press ENTER Store the setting by using the knob to move the cursor to SAVE then press ENTER again to complete the setting and storing If want to cancel the setting move the cursor to EXIT and ENTER with knob to terminate the setting without storing STEP CH1 Voltage CH1 Current CH2 Voltage CH2 Current CH3 Voltage CH3 Current Exit Example Set the step voltage of Channel at 1 00V and the step current at0 10A Press SHIFT STEP elect CH1 Voltage and input 1JL JLO OJLENTER then select CH1 Current and input OJL JL1J O O ENTER Finally using the knob to move the cursor to SAVE and press ENTER to complete the setting and storing Note T
19. ace please refer to the BT series Programmer Manual for more details PST 3201 3202 PROGRAMMABLE POWER SUPPLY USER MANUAL a 6 MAINTENANCE WARNING The following instructions are executed by qualified personnel only To avoid electrical shock do no perform any servicing other than the operating instructions unless you are qualified to do so Warning Do not remove covers Refer servicing to qualified personnel Warning No operator serviceable components inside 6 1 Fuse Replacement If the fuse blows the display will not light and the power supply will not operate The fuse should not normally open unless a problem has developed in the unit Try to determine and correct the cause of the blown fuse then replace only with a fuse of the correct rating and type refer to 32 of page 5 The fuse is located on the rear panel see Fig 4 2 WARNING For continued fire protection Replace fuse only with 250V fuse of the specific type and rating and disconnect power cord before replacing fuse Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com PST 3201 3202 PROGRAMMABLE POWER SUPPLY PST 3201 3202 PROGRAMMABLE POWER SUPPLY USER MANUAL USER MANUAL ar 6 2 Line Voltage Conversion input by mistake but not yet pressed ENTER can use the knob to The primary winding of the power transformer is tapped to permit clear the input value operation f
20. cccceccecssescececeseesees 7 5 OPERATION METHOD cescesccsscsscescoeccesseees 11 5 1 Output Voltage Current Setting csccecmseseee 11 5 2 Over Voltage Current Protection Setting 00 12 5 3 Voltage Current Step Setting scscssceseseeceeees 13 5 4 Information Storing amp Recalling Setting 6 13 5 5 Information Editing amp Copying Setting 0 15 5 6 Auto Operation Mode scccscscssscececcccecesceees 16 5 7 Parallel Operation Mode scscscccsceccesscceres sees 17 5 8 Track Operation Mode ccscccsescecccsccecescees 17 5 9 GPIB RS 232 Interface Setting csesecessececees 18 5 10 The Maximum Output Setting ccccceceeeeseesee 19 5 11 Test Lead cccccececcccsccccccnsscecsecescnsececeseeses 20 5 12 The Setting of the GPIB and RS232 Interface 20 6 MAINTENANCE jc ccctcscovscescscevscssesctansssoecadecssesseesce 21 6 1 Fuse Replacement cecscscesscccceccecsecececeses 21 6 2 Line Voltage Conversion scscscssescccscecececceces 21 6 3 Adjustment and Calibration scccccsscecescevees 22 G 4 Cleaning ccceccccsseccccccccccccccccecsecccccsecsesesens 28 7 THE SYSTEM DIAGRAM AND DESCRIPTION 29 7 1 Block Diagram cccccscecececccccccceccncscecececceeeees 29 7 2 The Operation of the whole Circuit scsceeeeeeeeee 30 PST 3201 3202
21. ct communication interface RS232 or GPIB to computer in order to satisfy users demand for auto testing and auto control The voltage and current are completely controlled by 12 bits D A Converter with higher resolution and accuracy Also the digitalization of system makes a speedy precise and convenient input of information controlled by keyboard The adjustment of voltage current is made by software calibration without manual error that will increase the preciseness of the instrument The function of Over Voltage Protection OVP and Over Current Protection OCP is set with software and detected with hardware to achieve protected function precisely and speedily in order to secure users from danger by using the instrument 1 2 Feature 1 An overall digitalization of programmable interface with high resolution 2 The 192x128 LCD Display can appear multiple settings and measurement results simultaneously The display mode is changeable Guaranteed 888 88 SOURCE www artisantg com PST 3201 3202 PROGRAMMABLE POWER SUPPLY USER MANUAL 3 Intuitional intelligent interface window display is convenient for user tooperate the instrument 4 High stability and low draft 5 The function of over voltage current temperature protection 6 Intelligent control fan Vary with different output power 7 Warning signal by the built in Buzzer 8 Step by step calibration procedure 9 Brand new panel design and the 1 2 rack si
22. dure without storing 6 4 Cleaning To clean the power supply use a soft cloth dampened in a solution of mild detergent and water Do not spray cleaner directly onto the instrument since it may leak into the cabinet and cause damage Do not use chemicals containing benzine benzene toluene xylene acetone or similar solvents Do not use abrasive cleaners on any portion of the instrument Artisan Technology Group Quality Instrumentation PST 3201 3202 PROGRAMMABLE POWER SUPPLY USER MANUAL 7 THE SYSTEM DIAGRAM AND DESCRIPTION 7 1 Block Diagram DTOA REFERENCE AUX CONVERTER VOLTAGE ANALOG COMPARATOR SWITCH RECTIFIER AND FILTER AND SAMPLE HOLD LCM MICRO DISPLAY CONTROL KEYBOARD TRACK AND PARALLEL CONTROL INTERFACE CURRENT COMPARATOR RS 232 OR GPIB CH3 The graph above is the system diagram of PST SERIES Which consists of Micro Processor Unit MPU Digital to Analog Converter DAC Analog Switch Circuit Reference Voltage Circuit Driver Circuit Control Circuit Track Parallel Circuit Comparator and etc 29 Guaranteed 888 88 SOURCE www artisantg com PST 3201 3202 PROGRAMMABLE POWER SUPPLY USER MANUAL _ _ 7 2 The Operation of the whole circuit Each output channel of PST series has a reference voltage circuit at around 2 5V output voltage which can be amplified to 2 5 1 R314
23. ess ENTER to terminate the setting without storing Note Do not repeat the address of Source and Target input also a 5 Guaranteed 888 88 SOURCE www artisantg com PST 3201 3202 PROGRAMMABLE POWER SUPPLY USER MANUAL the value of End must be larger than Start s Source Start Source End Target Start Target End 5 6 Auto operation Mode Delay Time Setting Press DELAY getting into item selection picture using the knob to set cursor to the wanted setting item and input the time directly by using number key and press ENTER Finally using the knob to set the cursor to End and press ENTER to complete the setting The Delay Time setting has to be further stored in the specific place of the memory address according to the procedure of 5 4 Information Storing setting Please note when the storing procedure is proceeding all the other settings of the instrument will be also stored in the same place of memory address If want to cancel the setting set the cursor to Exit by using the knob and press ENTER to terminate the setting without storing Auto operation Press SHIFT RECALL getting into item selection picture using the knob to set cursor to recall range and press ENTER to appear the picture of auto operation setting set the cursor to the item to be 16 Artisan Technology Group Quality Instrumentation PST 3201 3202 PROGRAMMABLE POWER SUPPLY USER MANUAL I
24. he setting of the Step voltage and Step current of CH1 CH2 CH3 can be proceeded at the same display window 5 4 Information Storing and Recalling setting Information Storing Setting Press SHIFT STORE getting into item selection picture using ae ee Guaranteed 888 88 SOURCE www artisantg com PST 3201 3202 PROGRAMMABLE POWER SUPPLY USER MANUAL the knob to set cursor to STORE and press ENTER to appear memory storing picture then using number key to key in store address and press ENTER to complete the setting and storing l ener E iver Fine 0 P n Example The current setting store address of instrument is at 00 Press SHIFT STORE getting into item selection picture using the knob to set the cursor to STORE then press ENTER and input 0 O ENTER directly to complete storing setting Information Recalling Setting Press SHIFT RECALL getting into item selection picture using the knob to set the cursor to Recall Memory press ENTER to appear memory recalling picture then input recalling address by using number key press ENTER to complete recalling setting H2 33 00 0 000A C H3 6 000 0 of instrument Press SHIFT RECALL getting into item selection picture using the knob to set the cursor to Recall Memory Press ENTER and input 0 O ENTER to complete recalling setting Artisan Technology Group Quality Instrumentation PST 3201 3202 P
25. n press ENTER to terminate the current setting Obviously using this method the output current will be changed immediately following the input value through knob 11 Guaranteed 888 88 SOURCE www artisantg com PST 3201 3202 PROGRAMMABLE POWER SUPPLY USER MANUAL Example Set current at 1 000A Press I SET 1 0 0 O LENTER When the load current through output terminal exceeds the setting value the instrument is operated in the C C mode if not exceeds the setting value the instrument is operated in the C V mode 5 2 Over Voltage Current Protection Setting At first select the wanted channel by pressing SHIFT CHx now the cursor is set to CHx x 1 2 or 3 Over Voltage Protection Setting Method 1 Set OVP voltage level by pressing OVP SET and using number key to key in voltage value then press ENTER Method 2 Press OVP SET and using knob to input voltage value the OVP voltage level setting will be changed immediately then press ENTER to terminate the OVP voltage level setting Obviously using this method the OVP voltage level will be changed immediately following the input value through knob Example Set OVP voltage at 33 00V Press OVP SET 3 3 0 O TENTER OVP Status Clear Up When the output voltage exceeds 33 00V of the setting voltage the output of the instrument will be off and get into OVP mode by displaying Over Voltage Protection on the panel Now press
26. or the evaluation regarding the Electromagnetic Compatibility and Low Voltage Equipment Directive the following standards were applied EMC EN 61326 1 Electrical equipment for measurement control and laboratory use EMC requirements 1997 A1 1998 EN 55011 1991 A1 1997 A2 1996 EN 61000 42 1995 EN 61000 3 2 1995 A1 1998 A2 1998 A14 2000 EN 61000 43 1996 EN 61000 3 3 1995 EN 61000 4 4 1995 TE EN 61000 45 1995 ee EN 61000 46 1996 EN 61000 411 1994 Safety Low Voltage Equipment Directive 73 23 EEC amp amended by 93 68 EEC EN 61010 1 1993 A2 1995 TEC 1010 1 1990 A2 1995 USA UL3111 1 First Edition June 1994 Canada CSA C22 2 No 1010 1 92 Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com PST 3201 3202 PROGRAMMABLE POWER SUPPLY USER MANUAL CONTENTS PAGE 1 PRODUCT INTRODUCTION seeseeseeseoseoseoseoseoseoeeoeseossoseosee 1 1 1 Description ccccececcccscsccccccccccccssececscceesese 1 1 2 POAT isicics snes c s celeciosninsadaaccseedsssersiseesesecsceesscesoses 1 2 TECHNICAL SPECIFICATIONS ccccccseceeseeeee 3 3 PRECAUTIONS BEFORE OPERATION 0s00e00 5 3 1 Unpacking the Instrument sccsuseccscecscecceee 5 3 2 Checking the Line Voltage ccsesccsscssscecseees 5 3 3 EMVIFONMENL ececcsececsccccececsececsceceecsnecs ences 6 4 PANEL INTRODUCTION c
27. p 7 3 Input Parallel current measured value directly by using the number key and press ENTER to complete the Parallel current MAX measured value input When the value has been input by mistake but not yet pressed ENTER can use the knob to clear the value Note The DMM selected for the measurement must have the resolution of four digits of the decimal point at least 0 1mA Also the input value is to take three digits of decimal point of effective value 1mA and run off the rest Step 7 4 Press again ENTER getting into the window for Parallel current calibrated value input Step 7 5 Input Parallel current measured value directly by using the number key and press ENTER to complete the Parallel current MIN measured value input When the value has been input by mistake but not yet pressed ENTER can use the knob to clear the value Note The DMM selected for the measurement must have the resolution of four digits of the decimal point at least 0 1mA Also the input value is to take three digits of decimal point of effective value 1mA and run off the rest Guaranteed 888 88 SOURCE www artisantg com PST 3201 3202 PROGRAMMABLE POWER SUPPLY USER MANUAL SSS ear Step 8 Set the cursor to Save by using the knob and press ENTER to terminate the calibration with storing If want to cancel the calibration using the knob to set the cursor to EXIT and press ENTER to terminate the proce
28. rom 100 120 220 or 230VAC 50 60 Hz line voltage Conversion from one line voltage to another is done by change AC selects switch The rear panel identifies the line voltage to which the unit was factory set To convert to a different line voltage perform the following procedure 1 Make sure the power cord is unplugged Step 2 2 Change the AC selects switch to the desired line voltage When get into Calibrated item selection window set the cursor to the position calibrated item by using the knob and press ENTER After the 3 A change in line voltage may also require a corresponding calibrated item is selected proceeding voltage current and change of fuse value Install the correct fuse value as listed on overt voltage calibration step by step rear panel Step 3 Voltage Calibration Steps After the channel is selected set the cursor to voltage by using the 6 3 ADJUSTMENT AND CALIBRATION knob and press ENTER getting into voltage calibration procedure Preparation Step 3 1 1 30 minutes warm up before calibration After the proper measured setting has been done according to the 2 Ambient temperature 23 45 C Humidity Under PH80 step displayed in the window press again ENTER to get into voltage value input window Output Calibration Steps Step 3 2 Step 1 Input measured voltage value directly by using the number key and press ENTER to complete the measured voltage MIN input Press SHIFT
29. t P d input wind input P d meses Meo appear Password input window input Panswion When the value has been input by mistake but not yet pressed vary with different models PST 3202 3202 PST 3201 3201 by ENTER can use the knob to clear the value using the number key press ENTER key When the value has been Note The DMM selected for the measurement must have the 99 23 Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com PST 3201 3202 PROGRAMMABLE POWER SUPPLY USER MANUAL resolution of three digits of the decimal point at least 1mV Also the input value is to take two digits of decimal point of effective value 10mV and run off the rest Step 3 3 After the proper adjustment of measured value has been done according to the step displayed in the window press ENTER to complete Maximum voltage adjustment The DMM selected for the measurement must have the resolution of three digits of the decimal point at least ImV Note During the adjustment the maximum distortion range of the measured value is at 0 005V surely J range and Step 4 Current Calibration Steps Set the cursor to Current by using the knob and press ENTER getting into Current calibration procedure Step 4 1 After the proper measured setting has been done according to the step displayed by the window press again ENTER to get into current MAX value input window
30. ze reduction volume design 10 Wheel knob of Fine and Coarse 11 100 groups storage space setting 12 Parallel and series operation modes 13 IEEE 488 2 and SCPI compatible command setting 14 0 1 sec timer for output working loop Auto step running 15 Correspond to UL CSA CE and LVD safety regulation Artisan Technology Group Quality Instrumentation PST 3201 3202 PROGRAMMABLE POWER SUPPLY USER MANUAL 2 TECHNICAL SPECIFICATIONS Voltage 0 32V 0 32VX2 0 6VX1 Output CE 33V 0 33VX 0 7VX1 zm ooo S S3mA 10mV 20mV rating voltage gt 36V Resolution OVP S zo 05 10mV20mV 0 05 10mV 20mV rating voltage gt 36V 2 0 05 10mV420mV rating voltage gt 36V i C Ripples 1mVrms 3mVp p Ripple amp Noise NoiseS 2mVrms 30mVp p 20Hz 20MHz 3mArms S 5mArmsrating current gt 3 0A Temperature 100ppm 3mV Coefficient 0 40 C Current 100ppm 3mA Readback 10mV 20mV rating voltage gt 36V Resolution ImA 2mA rating current gt 3 0A Response Time Voltage Up 10 90 100ms Voltage Down 90 10 lt 100ms 2 10 rating load Readback 100ppm 10mV 20mV rating voltage gt 36V Temperature Coefficient Current 150ppm 10mA 100ppm 10mV 20mV rating voltage gt 36V S 150ppm 10mA Guaranteed 888 88 SOURCE www artisantg com PST 3201 3202 PROGRAMMABLE POWER SUPPLY PST 3201 3202 PROGRAMMABLE POWER SUPPLY USER MANUAL USER MANUAL a 3 PRECAUTIONS BEFORE OPERATION 3
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