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USER MANUAL

1. The power supply is shipped from the factory configured in the front panel operation mode At power on the power supply is automatically set to operate in the front panel operation mode When in this mode the front panel keys can be used When the power supply is in remote operation mode you cannot use the front panel A change between front panel and remote operation modes will not result in any change in the output parameters You can change the front panel and remote operation modes by PC The output of the power supply can be enabled or disabled from the front panel by pressing the key On Off The VFD display shows the current operating status of the power supply with annunciators When it is powered on the VFD will display two lines of data The first line shows the actual voltage value actual current value and power supply s status while the second line shows the voltage value that can be measured by voltmeter and output setting value of the power supply 4 3 Constant Voltage Operation The constant voltage range is from OV to the maximum voltage value of each model It is very easy for you to set the constant voltage output You have 2 solutions to set the constant voltage value Solution 1 Press the A and keys to change the value when the YI 55 series power supply is powered on Solution 2 Step1 Power on the YI 55 series instrument Step2 Press v Set key Step3 Press the numeric keys 0 to 9 to enter
2. 9600 Default Setting the baudrate as 9600bps 19200 Setting the baudrate as 19200bps 38400 Setting the baudrate as 38400bps Comm Parity set the communication parity None Default Setting no parity bit Even Setting comm parity as even parity bit Odd Setting comm parity as odd parity bit Key Lock Set set the key lock and password function Password When set the password as 0 or pressing the key Enter directly the Key Lock Set is disable When the Key Lock Set is enable the Key Lock Set get locked if no keyboard operation within 60 seconds the Key Lock Set gets enable only if you input the correct password Exit exit from the current menu When accessing to System Set item the following menu items will be displayed on the VFD display screen by pressing the keys A and Y Max Volt set the maximum voltage of the power supply Max Volt Setting the maximum voltage Step Volt set the step voltage Step After the step voltage set the voltage value increases or discreases equal to each step voltage by pressing the key A or once Exit exit from the current menu When accessing to the List Set item the following menu items will be displayed on the VFD display screen by pressing the keys A and Y Load List File read list file YI YO IE ENTERPRISE CORP LTD Edit List File edit list
3. Example If sending command JLIST CURR 1 it means to query the setup current value of the first step in the current list Command _ LIST WIDTh lt count gt lt time gt 1 This command is used to set the delay time of the appointed step in the list Parameters count is the appointed step number time is the setup delay time Unit mS 37 YI YI 55 Series Programmable DC Power Supply Return command none Example If sending command JLIST WIDT 1 2000 it means to set the delay time of the first step of the list file as 2000mS 2 Related command JLIST WIDTh lt count gt it means to query the delay time of the appointed step in the current list Return parameters lt time gt 38 YI YO IE ENTERPRISE CORP LTD Quick Reference Safety Please donot install any spare or repair the instrument without permission In order to make sure the normal work of the instrument please have it mended in the maintenance department designated by our company Pease review the following safety precautions before operating our equipment Safety Symbols Please keep in mind the following items which may result in injuries on your body aan it to safety earth ground using the wire recommended in the user manual ieee voltage danger Non professionals are forbidden to open the instrument The symbol on an instrument indicates that the user should refer to the operating Instructions located in the manual Certification and Wa
4. Function Voltmeter Function 4 1 Key Layout Recall Diagram 4 1 Operation Panel Multifunction Keys Description 0 9 Numberic keys Menu Menu operation key List List output operation Trigger Trigger key V mQ Voltmeter and millionmmeter switch button 0 1W Choose 0 1W power output operation when the instrument is used as an milliohmmeter 1W Choose 1W power output when the instrument is used as an millionmmeter 10W Choose 10W power output when the instrument is used as an milliohmmeter Local Local operation Esc Esc key can be exited from any working condition 14 as I YO IE ENTERPRISE CORP LTD Function Keys Description Set the voltage value Set the current value Save the current settings to a specified storage location Recall the saved settings from a specified storage location Menu operation set the parameter of the power supply Control the output on off state Used together with the multifunction keys to perform diversity functions and applications for example shift Menu can perform menu function A Up key choose menu item in menu operation or to increase the output voltage v Down key choose menu item in menu operation or to reduce the output voltage Enter the selected value or setting 4 2 Front panel Operation Overview The following section describes an overview of the front panel keys before operating your power supply
5. The power supply is grounded only when the power line cord is plugged into an appropriate receptacle Do not operate your power supply without adequate cabinet ground connection 3 3 If the Power Supply Does Not Turn On Use the following steps to help solve problems you might encounter when turning on the instrument 1 Verify that there is AC power to the power supply First verify that the power cord is firmly plugged into the power receptacle on the rear panel of the power supply You should also make sure that the power source you plugged the power supply into is energized Then verify that the power supply is turned on 2 Verify the power line voltage setting The line voltage is set to the proper value for your country 110VAC or 220VAC when the power supply is shipped from the factory Change the voltage setting if it s not correct 3 Verify that the correct power line fuse is installed If the fuse was damaged please see the table below to replace the fuse for your power supply Model Fuse Description 110VAC Fuse Description 220VAC YI 5511 T5A 250V T3 15A 250V YI 5512 T5A 250V T3 15A 250V 11 YI YI 55 Series Programmable DC Power Supply YI 5513 T5A 250V T3 15A 250V YI 5531 T5A 250V T3 15A 250V YI 5551 T10A 250V T6 3A 250V YI 5552 T10A 250V T6 3A 250V YI 5553 T10A 250V T6 3A 250V YI 5571 T15A 250V T10A 250V YI 5572 T15A 250V T10A 250V YI 5573 T15A 250V T10A 25
6. Voltage of the Instrument under Test 25 YI YI 55 Series Programmable DC Power Supply Chapter 5 Remote Operation Mode The DB9 interface connector on the rear panel of the power supply can be transferred to RS232 interface through the voltage level convertor cable YI 131 the following information will tell you how to use the computer to control the output of the power supply Before carrying out the remote operation mode please use the voltage level converter cable YI 131 provided by Maynuo Electronic to connect the DB9 interface connector of the power supply and the RS232 interface connector of the computer for the communication The YI 131 aslo can be replaced by the Yl 132 RS485 cable and YI 133 USB cable for different application 5 1 YI 131 YI 132 YI 133 Communication Cable The DB9 interface connector on the rear panel of power supply is TTL voltage level you can use the communication cable YI 131 YI 132 or YI 133 to connect the DB9 interface connector of the power supply with the computer s interface for the communication Please refer to the following figures for interface connector Diagram 5 1 YI 131 26 YI YO IE ENTERPRISE CORP LTD Diagram 5 2 YI 133 z atic OS Brive ieceri gorz A i gt maw E F mous ae Diagram 5 3 YI 132 Note It will not work if you connect the DB9 interface connector of the power supply to the RS232 interface connector of computer directly by a standa
7. file as 1X200 step 2 100 steps means to set list file as 2X100 step 20 YI YO IE ENTERPRISE CORP LTD 4X50 steps means to set list file as 4X50 step 8X25 steps means to set list file as 8X25 step 5 Press V to select the item Edit List File press the key Enter to confirm 6 When VFD display screen show the item Edit List File 1 press the key A and to select sequential number you want to edit press the key Enter to confirm 7 When VFD display screen show the item List x Steps xxx press numberic keys to set the total list steps Press the key Enter to confirm 8 When VFD display screen show the item List File x Loop Mode press the key A and to select operation mode Continuous means to start from the first step to the last step stop the exsiting executing until next trigger Loop Mode means to looping execute list file Step Mode means excute one stpe after the trigger 9 When VFD display screen show the item Step 1 Time xxxxx mS press numberic keys to set time for step 1 press the key Enter to confirm 10 When VFD display screen show the item Step 1 Volt xxxxx V press numberic keys to set voltage for step 1 press the key Enter to confirm 11 When VFD display screen show the item Step 1 Curr xxxxx A press numberic keys to set current for step 1 press the key Enter to confirm 12 Repeat step 9 10 11 to complete all steps in list file 13 Repeat step 5 to 15 to edit other list files if ne
8. for external use when the trigger event happens As a multifunction extended port TRI port is designed for trigger test in the list mode and auto test mode TRI is also used to switch the ON OFF state and used as TRI KeepOut port The TRI is default as high voltage level of 5V The TRI completes trigger when it change to low voltage level 4 9 Milliohmmeter Function The power supply provides the four line electrical resistance measurement just as showed in following diagram 4 5 which can measure accurately the low resistance and the maximum measurement resistance is 10Q In order to avoid the damage of the resistance under test please make sure the resistance under test is within the measurement range Three measurement ranges can be optional 0 1W 1W 10W Operation Method 1 Press the keys and V mQ VFD display screen shows mQ Range 0 1W to measure the resistance 2 Press the keys Shift and 0 1W or 1W or 10W to set different measurement range of Milliohmmeter 5 DVM py C N Diagram 4 5 Millionmmeter Measuring Resistance 24 YI YO IE ENTERPRISE CORP LTD 4 10 Voltmeter Function The voltage of the instrument under test can be measured if the wires are connected together just as the diagram 4 6 The power supply can be worked as a voltmeter as long as it is not measuring the resistance The accuracy of the voltmeter is 5 1 2 Diagram 4 6 Measuring the
9. is 2 0000 it means the maximum setup current value of power supply is 2 0000A 3 If you want to query the minimum setup current value please send command CURR MIN if the return command is 0 0000 it means the minimum setup current value of the power supply is 0 0000A Command _ VOLTage PROTection lt Value gt 1 This command is used to set the upper limit voltage of the power supply namely the maximum output voltage Parameters numeric MAX MIN Unit V Return command none Example 1 If sending command JVOLT PROT 30 it means to set 30 000V as the upper limit voltage of the power supply 2 If sending command VOLT PROT MAX it means to set the upper limit voltage as the maximum output voltage value of the power supply 3 If sending command VOLT PROT MIN it means to set the upper limit voltage as the minimum output voltage value of the power supply 2 Related command VOLTage PROTection MAX it means to query the upper limit voltage Return command parameters numerical value Example 1 If sending command JVOLT PROT If the return command is 20 000 it means the upper limit voltage of the power supply is 20 000V 2 If sending command VOLT PROT MAX If the return command is 76 000 it means the maximum setup voltage value of the power supply is 76 000V 35 YI YI 55 Series Programmable DC Power Supply 6 2 5 List Operation Related Command Command _ LIST AREA lt num gt 1 This command
10. keyboard in 60 seconds Only if you put the correct password the above keys are able to unlock If you don t want to lock the function keys please don t press any number key or just put 0 when you enter the Key Lock Set item just press key to unlock it List Operation gt List Set You can set every single step value and duration time by new list operation so as to get different output list The parameters of the list operation include the name of the list file which are input input single step numbers 200steps at most single step duration time 1mS at least and the setting value of every single step When list operation is under Continuous mode the power supply will begin the list operation until the list operation is finished or until receiving the next trigger signal Before editing the list if you want to change the file storage format please operate as the following steps 1 Press the keys Eta and Menu to access to the menu function 2 When VFD display screen shows the item Menu Config press the key Y twice to select the item List Set press the key Enter to confirm 3 When VFD display screen shows the item Load ListFile Press the key W twice select the item Edit File Format press the key Enter to confirm 4 When VFD display screen shows 8 25 Steps Press the key Y select a list mode you want from 1 200 Steps 2 100 Steps 4 50 Steps press the key Enter to confirm 1 200 steps means to set list
11. programmable instruments which defines a standard set of communication commands Command for YI 55 series power supply can be divided into two categories basic commands IEEE 488 2 Common Command Set and command specified by YI 55 series power supply SCPI command is ordered arrangements of tree constructs Each command contains a number of strings mnemonic Layers separated by a colon At the top of the command in the command tree known as the root shell or simply root Access to the next command you must specify a path Ordered tree is structured as follows AA BB CC DD EE FF GG HH JJ In the above table AA represents the root path BB CC DD represents the direct sub path of root path AA EE FF GG said that the path is a sub sub path under the BB HH JJ said that the path is a sub sub path under DD Command description 1 AA CC means the current root path for the AA visit the CC under the AA 2 AA BB FF means the current root path for the AA visit the FF of the sub path BB under the AA 3 AA DD HH means the current root path for the AA visit the HH of the sub path DD under the AA This command can send more than one order in a message and use a semicolon between each order Example AA BB EE FF GG means access to the EE FF GG under the BB AA BB FF AA DD HH means access to FF under the BB and HH under the DD SCPI language mnemonic keywords has two farmat long format and shor
12. remote voltage compensation and multidata storage Supporting external trigger input and output Power on self test software calibration and standard rack mountable Supporting RS232 RS485 USB interface VV VV VV VV V WV YI YI 55 Series Programmable DC Power Supply Chapter 2 Technical Specifications 2 1 Main Technical Specification YI 551X series power supply technical specification table Model YI 5511 YI 5512 YI 5513 YI 5531 Voltage 0 30V 0 75V 0 150V 0 30V Output Rating Current 0 5A 0 2A 0 1A 0 1A Load Voltage lt 0 01 0 5mV lt 0 01 0 5mV lt 0 01 0 5mV lt 0 01 0 5mV Regulation Current lt 0 01 0 1mA lt 0 01 0 1mA lt 0 01 0 1mA lt 0 01 0 1mA Setting Value Voltage 0 5mV 1mV 2mV 0 5mV Resolution Current 0 1mA 0 05mA 0 01mA 0 01mA Readback Voltage 0 1mV 0 1mV 1mV 0 1mV Value Resolution Current 0 01mA 0 01mA 0 01mA 0 001mA Setting Value Voltage 0 01 2mV 0 01 5mV 0 01 10mV 0 01 2mV Accuracy Current 0 05 1mA 0 05 0 5mA 0 05 0 1mA 0 05 0 1mA Readback Voltage 0 02 5mV 0 02 15mV 0 02 35mV 0 02 5mV Value Accuracy Current 0 1 5mA 0 05 2mA 0 05 1mA 0 02 1mA Voltage 3mvp p Smvp p 10mvp p 10mvp p Ripple Current 2mA rms 1mA rms 0 5mA rms 0 5mA rms Voltmeter 0 12V Accuracy 0 02 2mV Accuracy 0 58V Accuracy 0 02 5mV Millionmmeter 10W 0 1000mMQ Accuracy 0 2 3mQ Accuracy 1000 10000 mQ Accuracy 0 2 6mQ Working op 9 Co
13. the instrument is performing you can exit the function operation status by pressing the key Esc 4 6 2 Menu Function The output state setup after the intrument powered on gt Out Memory This instruction is used to set the output state when the power supply is powered on If you select the item On the power supply will set the output to OFF state when the power supply is powered on If 19 YI YI 55 Series Programmable DC Power Supply you select the item Off the output will remain the same state as last time you turned off the power supply Setting the Key Sound Key Sound This instruction can switch on off the buzzing sound when you press any key If you select the item On the buzzer will sound when any key was pressed If you select Off the buzzer will not sound when the keys were pressed Default setting is the item On the buzzer will sound when you press any key Setting the Baudrate gt Baudrate Set This instruction can change the communication baud rate of the power supply the baud rate range is 4800bps 9600bps 19200bps 38400bps Before the communication you must make sure that there is same baud rate between the power supply and the computer Default baud rate is 9600bps Setting Password for Function Keys gt Key Lock Set This instruction can set a password 1 through 8 digits to lock the function keys operation After setting the password the key V Set Save Recall Menu will be locked if no operation on
14. to 70 C V VV VV V VV WV Environmental conditions designed for indoor use installation category II pollution degree 2 environment Designed to operate at maximum relative humidity of 90 2 3 YI 55 Power Supply Dimension The dimension of YI 5581X Y1 5531 series is 214mm W x 101 5mm H x 365mm D Diagram 2 1 YI 551X YI 5531 Power Supply Dimension 7 YI YI 55 Series Programmable DC Power Supply The dimension of YI 555X Series is 428mm Wx88mm Hx453 5mm D Diagram 2 2 YI 555X Power Supply Dimension YI YO IE ENTERPRISE CORP LTD The dimension of YI 557X series is 482mm Wx184 5mm Hx531mm D TPP Diagram 2 3 YI 557X Power Supply Dimension i nl 1i We YI YI 55 Series Programmable DC Power Supply Chapter 3 Quick Start This chapter mainly focuses on the brief introduction of the surface appearance and basic functions of YI 55 series power supply so that both experienced and inexperienced users can be acquainted with the new products quickly Meanwhile the chapter also clarifies some preliminary checkout that should be made prior to operation to make sure the normal running of the products 3 1 Front Panel and Rear Panel The front panel layout of YI 551X series power supply is as follows M8811 30V 5A Maynuo DC Source Meter Ger bh ARAD es 1t Moko A e arararor m Molok Diagram 3 1 the Front Panel of YI 5581X Series Power Supply The upper half is black VFD display screen a
15. 0V YI 5574 T15A 250V T10A 250V 4 How to replace the power line fuse Open the plastic cover which locates at below the power input socket in the rear panel of the power supply by screwdriver then you will see the fuse Please replace the damaged fuse with the matched fuse 3 4 How to Adjust the Carrying Handle To adjust the position grasp the handle by the sides and pull outward Then rotate the handle to the desired position There are following three positions for you to choose 0000000000 3888 8998898998 00000000000 0000000000 19000001 9000901 Diagram 3 3 YI 55 Series Power Supply Viewing Positions 3 5 How to Rackmount the Instrument The power supply can be mounted in a standard 19 inch rack cabinet and be easily applied to your testing system If you want to rackmount the YI 55 Series please buy YI 151 rack kit Note Remove the carrying handle and the rubber coating on the front panel before rackmounting the instrument YO IE ENTERPRISE CORP LTD Diagram 3 5 to Rackmount two Instruments Side by Side YI YI 55 Series Programmable DC Power Supply Chapter 4 Panel Operation This chapter mainly introduces the front panel operation in detail from the following parts Key Layout The Front Panel Operation Overview Voltage Set Operation Current Set Operation Saving and Recalling Operation Menu Operation Output ON OFF Operation Remote Measurement Function Milliohmmeter
16. Interface as follows Power Supply Side TTL 1 VCC 5V 2 RXD receive 3 TXD send 4 NC 5 GND ground 6 NC 7 NC 8 NC 9 NC 28 YI PC side YO IE ENTERPRISE CORP LTD YI 131 RS232 1 NC 2 RXD Notes receive The pin 4 and 7 are paralleled 3 TXD send Each is prodvided 12V power 4 VCC1 lt The pin 4 is provided 12V when 5 GND ground i 6 NC the DTR is enable in process of 7 YCCZ programming 8 NC The pin 7 is provided 12V when the RTS is enable in process of programming 9 NC The DTR default is set enable in most serial communication controls YI 132 RS485 1 A 2 B Notes 3 NC 4 NC Only to connect the pin 1 and pin 2 GND is able to get the RS485 5 ground Communicate normally well The pin 5 and pin 6 provides 6 Vout 5V 5V 100Ma for external use YI 133 USB 1 VCC 5V Notes 2 D The type A interface of the 3 D standard USB can be directly connected USB interface of the 4 GND PC ground The USB driver can be installed 29 YI YI 55 Series Programmable DC Power Supply Chapter 6 SCPI Communication Protocal 6 1 SCPI Communication Command Introduction YI 55 series programmable DC power supply supports SCPI communication protocol SCPI communication protocol is a standard commands for
17. RISE CORP LTD Example If sending command JLIST MODE CONT it means the working mode of list files is set as continuous mode 2 Related command JLIST MODE it means to query the working mode of the current list Return parameters lt mode gt Command LIST VOLTage lt count gt lt value gt 1 This command is used to set the setup voltage value of the appointed step in the list Parameter count is appointed step number value is the setup voltage Unit V Return command none Example If sending command JLIST VOLT 1 5 it means to set the setup voltage value of the first step of the list file as 5 000V 2 Related command JLIST VOLTage lt count gt it means to query the setup voltage value of the appointed step in the list Return parameters lt value gt Example If sending command JLIST VOLT 1 it means to query the setup voltage value of the first step in the current list Command _ LIST CURRent lt count gt lt value gt 1 This command is used to setup current value of the appointed step in the list Parameters count is appointed step number value is the setup current Unit A Return command none Example If sending command JLIST CURR 1 2 it means to set the setup current value of the first step in the list as 2 000A 2 Related command JLIST CURRent lt count gt it means to query the setup current value of the appointed step in the list Return parameter lt value gt
18. YI YO IE ENTERPRISE CORP LTD USER MANUAL YI 55 Series Programmable DC Power Supply YI 5511 YI 5512 YI 5513 YI 5531 YI 5551 YI 5552 YI 5553 YI 5571 YI 5572 YI 5573 YI 5574 YO IE ENTERPRISE CORP LTD Tel 886 2 7746 3368 E mail sales yoie com tw Fax 886 2 2557 7497 Web www yoie com tw m 103 61 2 Add 2F No 61 Ningxia Rd Datong Dist Taipei City 103 Taiwan R O C YI YI 55 Series Programmable DC Power Supply Content Chapter 1 Introduction cecccecccceeeeeeeeceeeeeeeceeeeeeceeeeeeseaeeeeeccaeeeesccaeeeeesecaeeeesecueeeesscueeeeeseseeeeseaas 3 Chapter 2 Techncalspeclficatlonms 0 erari e n aE E ERE E EENE EEE EEEE EER E E ERRE 4 2 1 Main Technical Specification cccccceccececceceeneeeeecceeeeeeecceeeececneeeeeccceeeeeseceeeesnseeeeeesesreeeenssees 4 2 2 Supplemental Characteristics 7 2 3 YI 55 Power Supply Dimensigon emenn rE 7 Chapter 3 QUICK Start nn 10 3 1 Front Panel and Rear Panel renere nnen 10 32 FTO MMINALY Checkout eels E E E 11 3 3 If the Power Supply Does Not Turn On 11 3 4 How to Adjust the Carrying Handle nn 12 3 5 How to Rackmount the Instrument nene 12 Chapter 4 Panel Operatign tner rE EASE EEEE EEE EESE EEEE EEren E Enner e nnen 14 4 1 Key Layout eee cccccccceecceeeeeeccceeeeececeeeeeceaeeeeecceeeesceaeeeeseceeeescceeeeececeeeeescceeeesssiseeeesnneeeeseaas 14 4 2 Front pane
19. characters appears in the right corner front panel and the front panel operation is not valid And please return the front panel control model by pressing the key Shift the number 7 or sending the command SYST LOC Command SYSTem LOC Command SYSTem LOC is used to set the front panel control mode Return command None Example Sending command SYST LOC if the power supply in the remote control PC mode After sending successfully the power has been in the front panel control mode while REM disappears from the right corner of the front panel Command SYSTem SENSe lt bool gt Command SYSTem SENSe lt bool gt is used to set the power is under remote measurement Return command None Parameters bool type parameter 0 OFF 1 ON Example Sending command JSYST SENS 1 if sending successfully the power supply is set in the remote measurement 6 2 3 Measurement Command Commands described in this section are under the root path JMEASure commands The following commands are used short type mnemonic format Command _ MEASure VOLTage Command JMEASure VOLTage is used to read output voltage value Return command Numeric Return parameters Unit V Example Sending command JMEAS VOLT if return command is 12 560 it means the present output voltage is 12 560V 32 YI YO IE ENTERPRISE CORP LTD Command MEASure CURRent Command MEASure CURRent is used to read output curren
20. eded 14 Press W to select Load ListFile press the key Enter to confirm 15 Press the key A and V to select sequential number you want to load press the key Enter to confirm The instrument is in the List mode The VFD display screen shows OFF in the right when output is on VFD display screen shows List1 in the right when output is off Press the key On Off to execute Press key Shift 2 or Esc to exit Press key Shift 2 direct to excute the last list file 16 Under loop mode the instrument looping executes automatically Please find the following table at Continuous Mode and Step Mode ILa Trigger Trigger Diagram 4 2 Continious Trigger 2 Times Cyclical When the list operation is under the Step Mode the power supply will not be changed to next step until receiving a trigger signal Please refer to the following diagram 21 YI YI 55 Series Programmable DC Power Supply ULL Trigger0 Trigger03 Trigger02 Trigger04 Diagram 4 3 Step Mode Automatic Test gt Auto Test You can check if the equipment is qualified by editing the automatic test files such as the value set comparison parameters delay time inputting the step number 50 steps at most 4 data of automatic test files can be edited How to edit automatic test files 1 3 7 When the VFD display shows the item Menu Config press the key W tripple to select the item Auto Test followed by pressing the key Enter to co
21. ess than 10mS and the YI 5551 can be less than 20mS The combination of bench top and system features in YI 55 power supplies provides versatile solutions for your design and test requirements The YI 55 series can not only be programmed through the keyboard on the panel but also be functioned as voltmeter and millionmmeter which will bring great convenience to the users As a regeneration product of ordinary programmable power supplies YI 55 series power supply is more cost effective YI 5531 power supply a new generation of programmable linear power supply are designed with high speed dynamic programming output Voltage 0 30V 1ms rising time high current accuracy 0 001mMA resolution and low internal resistance which can satisfy all the test requirements Meanwhile the voltage level switch works without relay which will cause the fast switch between high voltage and low voltage Moreover YI 5531 power supply provides the best solutions for cellphone research micro electronics lab research institue and special users requiring power supply with low current buthigh accuracy Features Low ripple and noise High resolution and accuracy 0 1mV 0 01mA YI 5531 reaches up to 0 001mA Built in a high accuracy 5 1 2 voltmeter and millionhmmeter Supporting high accuracy and dynamic programming output High luminance VFD screen and two lines amp four ways display Smart fan will be automatically initiated according to the temperature Supporting
22. ey and the numeric keys 0 to 9 to store the output value in a specified memory location Press the key and the numeric keys 0 to 9 to recall the output value from a specified memory location 4 6 Menu Operation 4 6 1 Menu Description Press the key to access to the menu function and at the moment the VFD display screen shows the menu items You can select the menu items by pressing the A and VY keys or by rotating the knob and then press the key to enter in the menu item you wanted Or you can press the key so to get back to the higher level menu The first level menu includes Config set the function of power supply System set set the system parameter List Set set list operation Auto test set auto test operation YI YO IE ENTERPRISE CORP LTD Output Timer set the duation of output SN the serial number of the power supply Exit exit the first level menu When accessing to Config item the following menu items will be displayed on the VFD display screen by pressing the keys A and Y Init set all settings to factory default set Out Memory set the power supply s output state when it is powered on On Setting the same state as last time you turned off the power supply Off Default Setting the output to OFF state when the power supply is powered on TRI KeepOut set TRI as preseved output port On When TRI is in low voltage level the output state of power supply is ON When TRI is in
23. file Continuous Continuous mode start from the first step to the last step Loop Mode Loop mode repeatedly execute the steps in accordance with the order of the list Step Mode Step mode execute single step for one trigger Edit File Format format file in list operation 1X200 Steps Set list file as 1X200 step 2X100 Steps Set list file as 2X100 step 4X50 Steps Set list file as 4X50 step 8X25 Steps Set list file as 8X25 step Exit exit from the current menu When accessing to the Auto Test item the following menu items will be displayed on the VFD display screen by pressing the keys A and Y Load Atest File read auto test file Edit Atest File edit auto test file Exit exit the auto test menu When accessing to the Output Timer item you can see the item Close Delay which means to set the output timing Close Delay set the duration of the output The unit of the Close Delay is second the accuracy is 0 001 second The output switch to OFF state when the duration is over The function is disable when the duration is set 0 second The disable state is the defualt state The function is invaild when the TRI KeepOut is used in ordinary working modes When accessing to the SN item the 18 digits serial number shows on the VFD display For example SN 080010960121229001 Note When accessing to the Menu item you can press Er Exit to exit the menu operation No matter which function
24. high voltage level the output state of power supply is OFF When the TRI KeepOut is enabled the ON OFF on the front panel is invalid The TRI Keepout is only valid to ordinary operation mode It is invaid to list opeartion and auto test mode Off Default Disabled Fast Recall set key shortcut function On In the main interface not enter any menu of the power supply press the key 0 9 to recall the parameters set by Save function Off Default Disabled Key Sound set the key sound On Default The buzzer will sound when any key was pressed Off The buzzer will not sound when any key was pressed Knob Lock set the knob lock state On The knob is locked and rotating the knob will not cause any change of the setting value Off Default The knob is unlocked and rotating the knob will cause change of the setting value Remote Sense set the remote sense mode On Activating the remote sense mode Rear panel measurement mode Off Default Activating the front panel measurement mode Curr Unit set the unit of current YI YI 55 Series Programmable DC Power Supply mA Set the unit of current is mA A Default Set the unit of current is A Match Power set the matching power 50 HZ Default Match 50HZ 60 HZ Match 60HZ Baudrate Set set the baud rate 4800 Setting the baudrate as 4800bps
25. howed on the VFD display indicating the step which is working then Han is showed indicating that the instrument is in hand operated single step test state followed by the test results being showed at the right lower corner of the VFD display 4 7 Output On Off Operation When in front panel operation you can press the key to control the output state The key does not affect the present setting values When the TRI is enable the key is invalid When TRI is in OFF state the TRI can be used to switch the OFF ON state 4 8 Remote Measurement Function When the load consumes high current the power supply will produce voltage drop in the connecting wire between power supply and load terminals In order to guarantee the measurement accuracy remote measurement terminals is installed at the rear panel of the power supply Users can measure the output terminals voltage of the instrument under test by these terminals Before performing the remote measurement function you need to set the power supply as the remote measurement mode Please refer to the diagram 4 4 for the trigger terminals and measurement terminals 23 YI YI 55 Series Programmable DC Power Supply 5 S TRQ TRI GND Diagram 4 4 Remote Measurement Terminals S and S are remote measurement terminals TRQ and TRI are trigger terminals GND is ground terminal The TRQ is trigger output port under auto test mode The TRQ is default as low voltage level The TRQ provides 5V
26. is used to set the list location division mode Parameter 1 2 4 8 1 Set 1 file of 200 list steps in the list operation 2 Set 2 files of 100 list steps in the list operation 4 Set 4 files of 50 list steps in the list operation 8 Set 8 files of 25 list steps in the list operation Example If sending command sent JLIST AREA 8 it means to set 8 files of 25 list steps 2 Related command JLIST AREA it means to query the location division mode of the list operation Return parameters lt num gt Command _ LIST RCL lt num gt This command is used to recall the saved files from a certain location so as to make them executed in the list Parameter 1 8 Return command none Example If sendin command JLIST RCL 2 it means to recall the list file from the storage register location 2 and make the file executed Command _ LIST COUNt lt count gt 1 This command is used to set the step number of list Parameter count range 1 200 Return command none Example If sending command JLIST COUN 20 it means the step number of the list is set as 20 2 Related command JLIST COUNt it means to query the step number of the current list Return parameter lt count gt Command _ LIST MODE lt mode gt 1 This command is used to set the working mode of the list Parameters mode has 3 types CONTinuous continuous mode STEP 1 step mode once mode LOOP loop mode Return command none 36 YI YO IE ENTERP
27. l Operation Overview Ne 15 4 3 Constant Voltage Operation Ne 15 4 4 Constant Current Operation pp 16 4 5 Saving and Recalling Operation rnnr rnnanerenn neern 16 4 6 Menu Operatigon eee 16 AGI Menu Desciptio Minsa ee a a 16 AOZ Menu Functio Nie eea eee 19 4 7 Output On Off Operation 2 00 ceeccccceeceeccce eee ececeeeeeeeceeeeesecaeeeeecceeeeeseaeeeeseceeeeesssieeeeesnneeeeeeaas 23 4 8 Remote Measurement Functigon pp 23 4 9 Milliohmmeter Function pp 24 4 10 Voltmeter Function ccccccecececeeceseeeeeeeceeeeeecaceeeeecaeeeesecaeeeeecseeeeeccaeeeeescceeeesssnseeeessneeeeeeaas 25 Chapter 5 Remote Operation Mode pp 26 5 1 YI 131 YI 132 Y1 133 Communication Cable rne 26 5 2 Communication between Power Supply and PC pp 28 Chapter 6 SCPI Communication ProtoCcal nnen 30 6 1 SCPI Communication Command Introduction pp 30 6 2 Command Introduction of YI 55 Power Supply pp 31 6 2 1 Basic command IEEE 488 2 Common Command Set RN 31 6 2 2 System Command ccccccececceceeeceeeeeeeceeeeeececeeeeeseceeeeeeeceeeesecaeeeeeceaeeeeesecieeeesesieeeesnnieeeeens 31 6 2 3 Measurement Command nn 32 6 24 Setting COMMANG bt 33 6 2 5 List Operation Related Command nn 36 YI YO IE ENTERPRISE CORP LTD Chapter 1 Introduction YI 55 series power supply is high performance single output programmable DC power supply with communication interface possessing the character of fast rise time speed The rise speed of YI 5511 power supply can be l
28. lified test followed by pressing the key Enter to confirm 22 YI YO IE ENTERPRISE CORP LTD 10 When the VFD display shows Step 1 Min xxxxx X press the numeric keys to set the minimum value for the qualified test followed by pressing the key Enter to confirm 11 Repeat from step 5 to step 10 to set all the other steps 12 Repeat from step 2 to step 11 to edit other automatic test files according to your need 13 Press the key to select the item Load Atest File followed by pressing the key Enter to confirm 14 Then the intrument enter into the automatic test mode showing AUT7 at the right upper corner of the VFD display and OFF at the right lower corner of the VFD display That means to wait for a trigger 15 There are three trigger modes for automatic test gt Press the key On Off to trigger gt Press the key Shift 3 to trigger gt Become the high voltage level to the low voltage level by Trig_in at the rear panel and last more than 5ms 16 When the power supply is having the automatic test the word Wait will be showed at the right lower corner of the VFD display When in pause mode the word Stay will be showed at the right lower corner of the VFD display When one test is finished the test result Pass or Fail will be showed at the right lower corner of the VFD display 17 When one test is finished users can press the up down keys to make one single step worked manually At the moment step n will be s
29. ltage 0 15V 0 30V 0 75V 0 100V Output Rating Current 0 60A 0 35A 0 15A 0 11A Voltage lt 0 01 1mV lt 0 01 1mV lt 0 01 1mV lt 0 01 1mV Load Regulation Current lt 0 01 0 1mA lt 0 01 0 1mA lt 0 01 0 1mMA lt 0 01 0 1MA Setting Value Voltage 0 1mV 0 5mV 2mV 2mV Resolution Current 1mA 0 5mA 0 2mA 0 2mA Readback Value Voltage 0 1mV 0 1mV 0 1mV 1mV Resolution Current 0 1mA 0 1mA 0 1mA 0 1mA Setting Value Voltage 0 01 1mV 0 01 5mV 0 01 10mV 0 01 15mV Accuracy Current 0 05 6mA 0 05 2mA 0 05 1mA 0 05 1mA Readback Value Voltage 0 03 3mV 0 03 5mV 0 03 15mV 0 03 25mV Accuracy Current 0 05 45mA 0 05 25mA 0 05 12mA 0 05 10mA Voltage 4mvp p 5mvp p 6mvp p 8mvp p Current 15mA rms 8mA rms 3mA rms 2 5mA rms Voltmeter 0 12V Accuracy 0 02 2mV Accuracy 0 58V Accuracy 0 02 5mV Millionmmeter 10W 0 1000mMQ Accuracy 0 2 3mQ Accuracy 1000 10000 mQ Accuracy 0 2 6mQ Working op Condition 0 40 C 0 90 RH Power Required AC 125V 220V 10 50 60HZ Weight 45Kg Dimension 482mmW 184 5mmHx531mmD YI YO IE ENTERPRISE CORP LTD 2 2 Supplemental Characteristics State storage memory 50 user configurable stored states Recommended calibration interval 1 year AC input ratings selectable via switch on the rear panel Option Opt 01 220VAC 10 47 to 63 Hz Option Opt 02 110VAC 10 47 to 63 Hz Cooling forced cooling Operating temperature 0 to 40 C Storage temperature 20
30. nd knob The bottom half left side to right side is numberic keys 0 9 esc key function keys up down keys enter key input terminall and output terminal The rear panel layout of YI 5581X is as follows I MIN ml t 5 SINGING GND re Diagram 3 2 the Rear Panel of YI 551X Series Power Supply cooling window multifunction connector remote sensing connector trigger connector and GND connector G 9 pin serial port interface connector line voltage selection switch 110 VAC or 220 VAC 10 YI YO IE ENTERPRISE CORP LTD 5 AC input connector 3 2 Preliminary Checkout The following steps help you verify that the power supply is ready for use 1 Check the list of supplied items Verify that you have received the following items with your power supply If anything is missing contact your nearest sales office One power cord for your location The user s manual One CD only when you have bought communication accessories One communication cable only when you have bought communication accessories One test line only YI 5511 YI 5512 YI 5513 YI 5531 have the test line 2 Connect the power cord and turn on the power supply When you turn on the power supply the VFD display screen will light up briefly and the power supply performs its power on self test Please check if there is any stroke loss on VFD display Warning Your power supply is equipped with a 3 wire grounding type power cord
31. ndition 0 40 C 0 90 RH Power Required AC 120V 220V 10 50 60HZ Weight 6 5Kg Dimension 214mmW x 101 5mmH x 365mmD YI YI 555X series power supply technical specification table YO IE ENTERPRISE CORP LTD Model YI 5551 YI 5552 YI 5553 Voltage 0 6V 0 30V 0 75V Output Rating Current 0 60A 0 20A 0 8A Voltage lt 0 01 1mV lt 0 01 1mV lt 0 01 1mV Load Regulation Current lt 0 01 0 1mA lt 0 01 0 1mA lt 0 01 0 1mA Setting Value Voltage 0 1mV 0 5mV 1mV Resolution Current 1mA 0 5mA 0 2mA Readback Value Voltage 0 1mV 0 1mV 0 1mV Resolution Current 0 1mA 0 1mA 0 1mA Setting Value Voltage 0 01 1mV 0 01 5mV 0 01 10mV Accuracy Current 0 05 6mA 0 05 2mA 0 05 1mA Readback Value Voltage 0 02 2mV 0 02 5mV 0 02 15mV Accuracy Current 0 05 45mA 0 05 20mA 0 05 8mA Voltage 3mvp p 5mvp p 7mvp p Current 15mA rms 7mA rms 4mA rms Voltmeter Accuracy 0 12V Accuracy 0 02 2mV 0 58V Accuracy 0 02 5mV Millionmmeter Accuracy 10W 0 1000mQ Accuracy 0 2 3mQ 1000 10000 mA Accuracy 0 2 6mQ Working Condition 0 40 C 0 90 RH Power Required AC 120V 220V 10 50 60HZ Weight 28Kg Dimension 428mmWx88mmMHx453 5mmD YI YI 55 Series Programmable DC Power Supply YI 557X series power supply technical specification table Model YI 5571 YI 5572 YI 5573 YI 5574 Vo
32. nfirm When the VFD display shows the item Load Atest File press the key and choose the item Edit Atest File followed by pressing the key Enter to confirm When the VFD display shows the item Edit Atest File 1 press the keys A and YW and select the sequential number that need to be edited followed by pressing the key E to confirm When the VFD display shows Atestx Steps xxx press the numeric keys to set the total steps of list file followed by pressing the key Enter to confirm When the VFD display shows Step 1 Test Curr press the keys A and V to select one of the following testing types gt Volt means to test the output voltage gt Curr means to test the current gt DVM means to test voltmeter input When the VFD display shows Step 1 Time xxxxx S press the numeric keys to set the test duration followed by pressing the M Enter to confirm Please note that the duration range is 0 2S 25 5S If delay time is set as 25 5S the power supply will be automatically in the pause mode and go on excuting only when another trigger is input When the VFD display shows Step 1 Volt xxxxx V press the numeric keys to set the voltage followed by pressing the key Enter to confirm When the VFD display shows Step 1 Curr xxxxx A press the numeric keys to set the current followed by pressing the key Enter to confirm When the VFD display shows Step 1 Max xxxxx X press the numeric keys to set the maximum value for the qua
33. port the IEEE488 2 standard measuring instruments The group command begin at an asterisk and has no hierarchy Command IDN Command IDN is used to read the relative information of power supply including manufacturer product model number serial number and version number Return command return parameter contains four fields separated by comma Example Sending command IDN the corresponding expressed as a hexadecimal is Ox2A 0x49 0x44 0x4E Ox3F Ox0A if return command is MAYNUO YI 5511 080010960121229001 V1 0 it means MAYNUO manufacturer YI 5511 product model number 080010960121229001 product serial number V1 0 fireware version number 6 2 2 System Command Commands described in this section are under the root path SYSTem commands The following commands are used short type mnemonic format Command _ SYSTem ERRor Command SYSTem ERRor is used to read the error code and error message Return command Error code error message 31 YI YI 55 Series Programmable DC Power Supply Example If you send command SYS ERR then return command ought to be 0 No Error or 50 Error Para Count or 70 Invalid Command etc Command SYSTem REM Command SYSTem REM is used to set remote control mode namely the PC control mode Return command None Example If you send command J SYSTem REM After sending command successfully the power supply has been in the remote control mode REM
34. rd RS232 cable Please use YI 131 to connect them 27 YI YI 55 Series Programmable DC Power Supply 5 2 Communication between Power Supply and PC The DB9 interface connector on the rear panel of the power supply can be transferred to the interface connector of the computor through the voltage level converter cable YI 131 YI 132 YI 133 The following instructions can help you understand how to control the output of power supply by PC 1 Communication Setting Before using the remote operation mode please make sure that the baudrate and communication address in power supply is the same as that in the computer software otherwise the communication will fail You can change the baudrate and communication address from the front panel or from computer 1 Baudrate 9600 4800 9600 19200 38400 which are selectable from the menu on the front panel of power supply 2 Parity NONE NONE EVEN ODD 3 Data bit 8 Stop bit 1 fixed value 2 DB9 Serial Interface Diagram 5 4 DB9 Serial Interface The output of DB9 interface on the rear panel of the power supply is TTL voltage level so the voltage level convertor cable YI 131 YI 132 YI 133 must be applied before connecting the DB9 interface with the serial interface on PC 3 The Difinition of the DB9 Interface One end of the YI 131 YI 132 YI 133 cable is TTL voltage level which is connected to the power supply Another end is different The Difinition of the DB9
35. rranty YI 55 series power supply meet its published specifications at time of shipment from the factory Warranty This instrument product is warranted against defects in material and workmanship for a period of one year from date of delivery Maintenance Service This product must be returned to maintenance department designated by our company for repairing Customer shall prepay shipping charges and shall pay all duty and taxes for products returned to the supply for warranty service Except for products returned to customer from another country supply shall pay for return of products to customer Limitation of Warranty The foregoing warranty shall not apply to 1 Defects resulting from improper or inadequate maintenance by the Customer 2 Customer supplied software or interfacing 3 Unauthorized modification or misuse 4 Operation outside of the environmental specifications for the product or improper site preparation and maintenance 5 Defects resulting from the circuit installed by clients themselves Attention No inform will be given for any changes in the content of the user s guide 39
36. t is used to set the power operating mode That is command set mode or sequential list mode or millionmmeter mode Parameter mode has three following modes FIXed command set mode 33 YI YI 55 Series Programmable DC Power Supply LIST sequential list mode DRM milliohmmeter mode Return command None Example Sending command JMODE LIST the power supply is in sequential list mode 2 Related command MODE to query working mode of power supply Return command parameter lt mode gt Command _ VOLTage lt Value gt 1 This command is used to set the voltage value of power supply Parameters numeric MAX MIN Unit V Return Command None Example 1 Sending command VOLT 30 Means to set the voltage value of the power supply is 30V 2 Sending command J VOLT MAX Providing the maximum output voltage is 76 000V it means to set the voltage value is the maximum voltage 76 000V 3 Sending command VOLT MIN Providing the minimum output voltage is 0 000V it means to set the voltage value is the minimum voltage 0 000V 2 Related Command VOLT MAXIMIN the command is used to query the setup voltage value the maximu setup voltage value and the minimum setup voltage value Return command parameters numeric Example 1 If you want to query the setup voltage value please send command JVOLT if the return command is 10 0000 it means the setup voltage of power supply is 10 0000V 2 If you want to query
37. t format Short format is actually short for long format It uses the following rules gt Short format mnemonic is the first four characters of long format mnemonic If the length of the long form mnemonic characters less than or equal to 4 then the long mnemonic is the same as 30 YI YO IE ENTERPRISE CORP LTD short format mnemonic gt Ifthe length is greater than the length of 4 mnemonic and the fourth character is a vowel short mnemonic will discard the fourth vowel character and become three characters Example Short type mnemonic of ERRor is ERR rather than the ERRO Some command needs parameters for example setting value command There is a space ASCII code is 32 between the command and the first parameter Example Setup voltage value command VOLT 12 000 There is a space ASCII code is 32 between 12 00 and VOLT SCPI is case insensitive namely commands are not case sensitive and each command has an EOI end Instruction end lt LF gt that ASCII code character n that is line breaks decimal ASCII code 10 hex 0x0A Note All of the following commands to send back all require add lt LF gt The following statement appears in represents the characters can be written in commands or you can not write 6 2 Command Introduction of YI 55 Power Supply 6 2 1 Basic command IEEE 488 2 Common Command Set Basic command includes all general functions in IEEE 488 2 These functions are usually applied to sup
38. t value Return command Numeric Return parameters Unit A Example Sending command JMEAS CURR7 if return command is 1 245 it means the present output current is 1 245A Command _ MEASure DVM Command JMEASure DVM is used to read input voltage of the voltmeter in the power supply Return command Numerical Return parameters Unit V Example Sending command JMEAS DVM if return command is12 560 it means the current voltmeter input voltage is 12 560V Command _ MEASure VCM Command J MEASure VCM7 is used to read three value output voltage value output current value and input voltage of the voltmeter in the power supply Return command Numerical list using cormer among the three values Return parameters Unit V andA Example Sending command JMEAS VCM7 if return command is 10 0000 0 00000 5 0000 it means the present output voltage is 10 0000V the present output current is 0 00000A and the current voltmeter input voltage is 5 0000V 6 2 4 Setting Command Command _ OUTPut lt bool gt 1 Command J OUTPut lt bool gt is used to set the output ON OFF status Return command None Parameters bool type parameter 0 OFF 1 ON Example If sending command JOUTP 1 the power supply output is ON if you set successfully 2 Related command JOUTPut to query output status of power supply Return command parameter lt bool gt Command MODE lt mode gt 1 Command J MODE lt mode g
39. the maximum setup voltage value please send command VOLT MAX if the return command is76 0000 it means the maximum setup voltage value of power supply is 76 0000V 3 If you want to query the minimum setup voltage value please send command VOLT MIN if the return command is 0 0000 it means the minimum setup voltage value of the power supply is 0 0000V Command _ CURRent lt Value gt 1 This command is used to set the current value Parameters numeric MAX MIN Unit A Return command none Example 34 YI YO IE ENTERPRISE CORP LTD 1 Sending command JCURR 3 it means to set the current value as 3A 2 Sending command JCURR MAX Providing the maximum setup current value of the power supply is 2 0000A it means to set the present current value as the maximum current value 2 0000A 3 Command sent JCURR MIN Providing the current minimum setup current is 0 0000A it means to set the present current as the minimum current 0 0000 A 2 Related Command CURR MAXIMIN the command used to query the setup current value the maximum setup current value and the minimum setup current value Return command parameters numerical value Example 1 If you want to query the setup current value please send command JCURR if the return command is 1 0000 it means the setup current of power supply is 1 0000A 2 If you want to query the maximum setup current value please send command CURR MAX if the return command
40. the voltage value you wanted 15 YI YI 55 Series Programmable DC Power Supply Step4 Press to confirm the value When you close Knob Lock function in Config menu the following two operations also can be used 1 Use upper revolving encoder directly to adjust voltage 2 Press key then use upper revolving encoder to adjust voltage 4 4 Constant Current Operation The constant current output range is from 0 A to the maximum current value of each type It is very easy for you to set the constant current output Step1 Power on the YI 55 series instrument Step2 Press key Step3 Use the numeric keys 0 to 9 to enter the voltage value you wanted Step4 Press Enter key to confirm the value If you close knob lock function in config menu please use following operation Press key then use upper revolving encoder to adjust voltage 4 5 Saving and Recalling Operation You can store up to 50 different output states in storage register locations 0 49 so that you can recall the saved settings quickly This kind of store operation can be performed by the keys CSave and Recall located in the front panel When the fast recalling is activated you can press the numberic keys 0 to 9 to invoke the corresponding data Each output state includes 1 Constant voltage value 2 Constant current value 3 Maximun voltage setting value 4 Step voltage value After you setting an output state CV value CC value and Maximum voltage press the Save k

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