Programmable Power Supply Series User Manual
Contents
1. Programmable Power Supply Series User Manual Lea pt ron IX D SSS Table of Contents Chapter 6 Computer Remote Control Instructions 00000020 6 1 PC Communication Interface 6 2 Communication Parameters 6 3 Control Instruction 6 3 1 Inquiry about System Edition 6 3 2 Inquiry about specifications of output voltage and current of machine 6 3 3 Resetting System 6 3 4 Force system to enter into or leave remote control mode and inquiring about the start up state of remote control mode 6 3 5 Compulsively lock system s panel keyboard or unlock and inquire the locking or unlocking state of keyboard 6 3 6 Leave or shut off all power outputs and inquire that whether the power output is on or off 6 3 7 Set output voltage 6 3 8 Synchronous Setting over Multi group Voltage TRACK Merely Applicable to Products with More than two groups of Programmable Power Supplies 6 3 9 Inquiry about the Setting Value of Current Output Voltage 6 3 10 Inquiry about Measured Value of Voltage Current Output 6 3 11 Constant Output Current 6 3 12 Inquiry about Setting Value of Current Output 6 3 13 Inquiry about Measured Current Value Current Output 6 3 14 Inquire about the current output state of power supply in a C V or C C state or during Voltage Adjustment 6 3 15 Inquiry about the List for Remote Control Instructions 6 4 Use Examples Programmable Power Supply Series User Manual Lea pt ron IX O OLLO WARRANTY Leaptronix provides one year2. VSET A 1 8V Caution Products with different specifications possess different time ranging from start up of power supply to stability of voltage and time ranging from shut off of power supply to complete stop of voltage output Please use instruction VOUT after the instruction of OUTPUT ON to confirm whether the voltage has been stable In case of a output overloading system will make a response of Fixed OUTPUT in OFF 35 a Programmable Power Supply Series User Manual Lea pt ron IX o ee ee 6 3 8 Synchronous Setting over Multi group Voltage TRACK Merely Applicable to Products with More than two groups of Programmable Power Supplies Sent out from computer terminal TRACK vvvvv Itis used to set voltage value synchronously output by several groups of power supplies VV VVV Material definition voltage value to be set Material scope 0 010 30 999 or other voltage values Lowest and highest voltage alters in accordance with specifications of product Users can use instruction SYS SPEC to inquire about the specification Response of system terminal READY System responds that voltage has been set well and machine has entered into the voltage adjusting operation At this time users can use instruction SYS STATUS to inquire that whether it has entered into the C V or C C state System in OUTPUT OFF System responds that machine is in Output OFF state At this time machine will
3. System in OUTPUT OFF It means that power output is in a off state 44
4. Lowest or highest voltage alters in accordance with specifications of product ERROR System responds that the instruction is wrong The wrong instruction may result from a syntax error or a selected n exceeding the group count of output power supply of machine For instance user has selected parameters of 2 for product with a single power supply Example VOUT 1 Legal instructions VOUT 1 VOUT 2 Illegal instructions VOUT 1 VOUT 1 12 VOUT A Caution 1 This instruction will feed back the voltage value actually measured In case of a changing course of voltage or a C C state the read voltage value will differ from that set by instruction VSET 2 Products with different specifications posses different rates in updating measured voltage data Taking product with a mPP specification for example effective read values can be available with the precondition that the interval of each VOUT instruction is longer than 250mS 3 No blank is allowed among instructions and must closely follow the last letter 38 Programmable Power Supply Series User Manual Lea pt ron IX LMM 6 3 11 Constant Output Current Sent out from computer terminal It is used to set the current value output by a certain group of power supply Material definition select the code of power output to be inquired Material scope 1 2 output code alters in accordance with specifications of product Material de
5. Setting over Upper Limit of Output Current Value C C 1 Setting over upper limit of output current value generally takes reference from the maximum current value adopted by uses external wiring circuit 2 Press Output ON OFF and confirm that the output is in a Output OFF state y Press Current current column of LCD will display as a setting input state At this time key in needed current values in order for instance if want to use 1 75 Amp then key in 1 7 and 5 In case of a wrong pressing of figures just delete the last figure by pressing lt After a complete of confirmation press Enter and then system will immediately change the constant current value of this group and LCD will again display current consumption value of article to be tested X After inputting the current value of Output user can press A W button to replace for Enter button to move twinkling cursor to Output2 and then set the current value of Output2 Press Enter button after the needed current value of Output amp Output2 is confirmed In this way user can set Output amp Output2 s current value at the same 4 If pressing ESC prior to Enter the setting value set in last time can be resumed 5 In case that the numerical number input is larger than the maximum specification of instrument and then LCD will display OVER give out a long sound sounding like bi and automatically turn back to
6. about type of instrument and machine and system edition ver Response of system terminal mPP xxxxx Version x xx lt 0DH gt lt 0AH gt In case that all of the system is normal system will make response within 1 3 seconds after receiving the instruction Example IDN Legal instructions IDN idn VER ver Illegal instructions IDN ver 66979 Caution no blank is allowed among instructions and must closely follow the last letter 28 Programmable Power Supply Series User Manual Lea pt ron IX LMU 6 3 2 Inquiry about specifications of output voltage and current of machine Sent out from computer terminal SYS SPEC Maximum specifications of output voltage and current of instrument Response of system terminal 30 999V 3 1004 lt ODH gt lt 0AH gt or 30 999V 4 0004 lt 0DH gt lt 0AH gt The first numerical value is the maximum voltage may be output The second numerical value is the maximum current may be output Example SYS SPEC Legal instructions SYS SPEC sys spec Illegal instructions SYS SPEC SYS SPEC Caution no blank is allowed among instructions and must closely follow the last letter 6 3 4 Resetting System Sent out from computer terminal rst Resetting of system Response of system terminal READY In case that all of system is normal and resetting of system has been completed then system will make of response of READY lt 0DH g
7. are used to input numerical values oJ e during setting over voltage current memory or other o materials Pressing _ can delete last character at this time ESC are beyond editing function return to last 9 layer and press Enter can complete the input function a Programmable Power Supply Series User Manual Lea pt ron IX a eee 3 2 Instructions on Rear Panel Rearposed panel is composed of AC input fuse power switch USB port partial products are RS 232 port and heat emission mechanism Caution During use of this product please guarantee that there is enough heat emission space and air ventilation around the product so as to prevent the damage or property shift resulting from failure of product in normal heat emission 10 Programmable Power Supply Series User Manual Lea pt ron IX OLUM 3 3 Instructions on Bottom Panel Bottom of product possesses AC voltage switch for some products it may be on the rear panel and heat emission holes Caution Prior to use of this product please do confirm the local AC voltage and correctly select voltage value so as to avoid the damage of product or burn of fuse ll o Programmable Power Supply Series User Manual Lea pt ron IX SESS SSS SSS 3 4 Instruction for Upper Part of Product This product possesses a carrying handle and heat emission holes For products of some types are rather heavy therefore please avoid intense shake or long time of
8. s of this group Pressing ESC can quit the voltage setting and turn back to the key frame a Programmable Power Supply Series User Manual Lea pt ron IX D SSS T In event of a Output ON state then the newly input voltage value will change the output voltage immediately In event of a Output OFF state then the newly input voltage value will change the output voltage after switching back to the Output ON state 8 V SET Limit will present a limitation over voltage value input by users In event of a higher demand for voltage please press down V SET Limit 7 in the key frame and cancel or amend the limit voltage 9 The amended voltage value will after the correct output be stored in memory automatically and become the pre setting value during next time s start up 16 Programmable Power Supply Series User Manual Lea pt ron IX OLL SSS 4 3 1 Fine Adjustment over Output Voltage Value 1 Fine Adjustment over Output Voltage Value Through Keys Only compatible with Single Power Line 1 After pressing lt under a normal output state under the voltage value there will be a twinkling cursor which indicates that fine adjustment can be conducted to this column s voltage Pressing A will make voltage rise gradually Note In case that during fine adjustment the voltage value exceeds the specification of instrument and then voltage value will keep as the maximum value in line with the specification and Buzze
9. s guarantee for parts and assembly from the date of product delivery In case any flaw actually emerging during the guarantee period Leaptronix will provide materials and repair the product with such flaw however consumables are not within the guarantee range To obtain services provided by this guarantee customers should at the beginning of guarantee period inform Leaptronix through following manners 1 Completely fill in the contents in the guarantee card of product fax it to Leaptronix 2 Inform service center personnel of Leaptronix of various contents in the product gurantee card completely by telephoning And make arrangement for the services to be provided In case of a guarantee need customers should properly pack and deliver the defected product to the agent or distributor service center with freight paid by themselves In case that customers and Leaptronix service center are in the same country Leaptronix shall be liable for the back freight for mailing the product back to customers Or customers should bear all freight customs duties tax and any other expense This guarantee is inapplicable to any flaw malfunction or damage caused by customers improper use or improper or insufficient maintenance During the guarantee period Leaptronix shall not provide services in event of following GrGainstaiiees 1 Damage caused by mounting maintenance or service conducted by others rather than representative of Leaptroni
10. set Material scope 1 2 output code alters in accordance with specifications of product VV VVV Material definition voltage value to be set Material scope 0 010 30 999 or other voltage values Lowest and highest voltage alters in accordance with specifications of product specification Response of system terminal READY System responds that voltage has been set well and machine has entered into the voltage adjusting operation At this time users can use instruction SYS STATUS to inquire that whether it has entered into the C V or C C state System in OUTPUT OFF System responds that machine is in Output OFF state At this time machine will not change output voltage till the implementation of next instruction OUTPUT ON but the presetting voltage value value Overflow Voltage value set exceeding the specification of machine ERROR System responds that the instruction is wrong The wrong instruction may result from a syntax error or a selected n exceeding the group count of output power supply of machine For instance user has selected parameters of 2 for product with a single power supply Example VSET 1 5 000 Legal instructions VSET 1 12 000 VSET 1 12 VSET 1 12V VSET 2 0 5 VSET 2 3 3 Illegal instructions VSET 1 12 000 VSET 1 1 2 VSET A 12 34 ao Programmable Power Supply Series User Manual Lea pt ron IX OLLI UMM Caution VSET A 1 5V A 1 5V 1 8V 2
11. such circumstance if the current of article to be tested is higher than 1A then system will disconnect the power supply for protection rather than enter into constant current state in general system will store the setting of OVP into memory Note set current value of OCP should be lower than that of C C the current value set by pressing Current O Fixed ON OF Fixed voltage Fixed Output output ON OFF function key pressing s down this key will separately switch between turn on and turn off of fixed voltage output Switch is unavailable by pressing down this key under OUTPUT OFF state This function is merely available to those products possessing a fixed voltage output specification Fixedy Fixeda Fixed voltage Fixed Output output voltage selection key pressing down this key can switch the voltage value output by output terminal of fixed voltage Voltage scope for switch alters with types of products Switch of voltage setting is still available under Fixed OUTPUT OFF state After switch to ON state by pressing Fixed ON OFF 2 new voltage value will be output directly Fixed Output voltage selection setting will be automatically store into memory after switching back to ON state by pressing Fixed ON OFF 2 for convenience of automatic setting at the time of start up of product next time This function is merely available to those products possessing a fixed voltage output specification Number keys they
12. 5V 3 0V 3 3V 5 0V OFF Disable Products with different specifications possess different time ranging from start up of power supply to stability of voltage and time ranging from shut off of power supply to complete stop of voltage output Please use instruction SYS STATUS after the instruction of OUTPUT ON to confirm whether the voltage has been stable Only when the voltage is stable can next instruction be given especially another instruction to change the voltage It is used to set the voltage value output by Fixed OUTPUT Material definition select Fixed OUTPUT Material definition it is refers to voltage shift to be set Adoption of parameter OFF can shut off the output Material scope products with different types will possess voltage shifts with a slight difference This item can be inquired via instruction of HELP Response of system terminal system will respond the voltage shift to be set Fixed OUTPUT in OFF ERROR Example System responds that machine is in Output OFF state At this time machine will not change output voltage till the implementation of next instruction OUTPUT ON but the presetting voltage value System responds that instruction is wrong It is may a syntax error or an error of setting over voltage shift VSET A 5 0V VSET A 1 5V Legal instructions VSET A 2 5V VSET A 3 3V VSET A L8V Illegal instructions VSET A 5 000 VSET A 3 3
13. Leaptronix Programmable Power Supply Series User Manual Programmable Power Supply Series User Manual Lea pt ron IX LIMUT Table of Contents Chapter 1 Summarization ssessseeessecesocessocesocessccessceesocesseessoeee Chapter 2 Safety and Precautions e sseeesseesseessocesocessccesocesocesoeese 2 Chapter 3 Instructions on Panel of Instrument sssesseesso sessed 3 1 Front Panel 3 1 1 Figure of Front Panel 3 1 2 Five Parts of Front Panel 3 1 3 Composite function key 3 2 Instructions on Rear Panel 3 3 Instructions on Bottom Panel 3 4 Instruction for Upper Part of Product Chapter 4 Instructions on Operations PEE ATT EROE 13 4 1 Preconditions for Start up 4 2 Control over Output Function of DC Power Supply 4 3 Setting over Output Voltage C V 4 3 1 Fine Adjustment over Output Voltage Value 4 4 Setting over Upper Limit of Output Current Value C C 4 4 1 Constant Current C C State 4 4 2 Overcurrent Protection OCP 4 4 3 Fine Adjustment over Value of Output Current 4 5 Setting over Memory Group 4 5 1 Use of Setting Value of Memory Group 4 6 TRACK Setting 4 7 Remarks Chapter 5 Connecting Use of Output Function 0e0000024 5 1 Instructions on Single and Double Groups of DC Output 5 2 Instructions on Double Groups of DC Output in Series Output VO V1 V2 5 2 1 Use Instruction on DC Output Positive and Negative Voltage 5 3 Instructions on Double Groups of DC Parallel Output Output IO J1 12 a
14. ON OFF switch all outputs to the on or off state Fixed OUTPUT ON and Fixed OUTPUT OFF states it refers to that user by pressing Fixed ON OFF 2 switch constant voltage output to the on or off state 23 o Programmable Power Supply Series User Manual Lea pt ron IX SSS ee Chapter 5 Connecting Use of Output Function 5 1 Instructions on Single and Double Groups of DC Output Power supply of front panel will output use terminals red one and black one standing for positive and genitive electricity terminals respectively Wires used in external wiring should possess the same color so as to avoid wrong use 24 Programmable Power Supply Series User Manual Lea pt ron IX OLLUM 5 2 Instructions on Double Groups of DC Output in Series Output VO V1 V2 Applicable to Products with More than Two Groups of Programmable Outputs 1 Short out the terminal of OUT 1 and terminal of OUT 2 with line and fix them and connect the black one and red one of output lines with black terminal of OUT 1 and red terminal of OUT 2 which is the so called series output 2 Output voltage should be the sum of that of OUT 1 and OUT 2 respectively and current should be limited to the lower one between the two output currents 5 2 1 Use Instruction on DC Output Positive and Negative Voltage Applicable to Products with More than Two Groups of Programmable Outputs Short out the terminal of OUT 1 and term
15. ances and use state of the instrument In case of any technical support need please telephone or e mail to Leaptronix and we would serve you with all sincerity a Programmable Power Supply Series User Manual Lea pt ron IX Oe Chapter 2 Safety and Precautions All operations maintenance and repairing services should be subject to following safety precautions Our company shall bear no responsibility over any unpredictable phenomenon rising from any failure to accord with precautions presented by this manual A Prior to use of this power supply please confirm that the output of AC voltage is correct and that correct fuse has been mounted properly B This product possesses protective grounding terminal s Therefore please do adopt three conductor power line and ground the product properly C During use of this product please guarantee that there is enough heat emission space and air ventilation around the product so as to prevent the damage or property shift resulting from failure of product in normal heat emission D Combustible articles should be kept away from this product so as to avoid the danger caused by high temperature resulting from long time of high power work E Operations and use of this product is strictly prohibited implemented around combustible gas or flame E Merely those fuse meeting requirements on aspects of voltage current and constant specification can be used on this product G Operators do not dismant
16. be a syntax error Example sys status Legal instructions sys status Illegal instructions sys status sys status Caution No blank is allowed among instructions and must closely follow the last letter 42 Programmable Power Supply Series User Manual Lea pt ron IX OLLUM 6 3 15 Inquiry about the List for Remote Control Instructions Sent out from computer terminal help Tt means that list for all instructions is hoped to be fed back by the system Response of system terminal It will feed back literal list of all instructions based on the functions provided by various systems Example help Legal instructions help HELP Illegal instructions help HELP 43 a Programmable Power Supply Series User Manual Lea pt ron IX 6 4 Use Examples rst sys rm on vset 1 5 000 siset 1 2 000 output on isys status Resetting over system Require system enter into the remote control mode Set the output voltage of the first group power supply as 5 000V Set the output current of the first group of power supply as 2 000A Start up the power output Inquire about the present status of system Information fed back is as bellow CV Constant Voltage It means system is in a constant voltage state CC Constant Current It means system is in a constant current state Output Voltage Unstable It means that output voltage has not been stable yet
17. called via number keys can take out and set voltage and current of this group In case that there is no value of such memory group pre stored and then system will display an information of MEM xx Null 3 In event of a Output ON state of system and then the recalled memory value will change the output voltage and current immediately In event of a Output OFF state and then the recalled memory value will change the output voltage and current after switching back to the Output ON state by pressing OUTPUT ON OFF 21 0 Programmable Power Supply Series User Manual Lea pt ron IX o a UUU UULU 4 6 TRACK Setting Applicable to Products with More than Two Groups of Programmable Outputs At the third time of pressing Voltage there will be a display that it is in a Track voltage input or amend state At this time needed voltage value can be keyed in according to the voltage setting manner After that pressing Enter will make LCD display a setting frame with two groups of same voltages and currents Amendment over current setting can be conducted according to current setting manner after pressing Current 22 Programmable Power Supply Series User Manual Lea pt ron IX LMU 4 7 Remarks Output ON OFF Voltage gt Given control key KeyLock 5 Fixed ON OFF 2 gt Composite function key on the numeric keyboard OUTPUT ON and OUTPUT OFF states it refers to that user by pressing Output
18. e system will make a response of ON lt 0AH gt In case that system is off remote control mode and then system will make a response of OFF lt 0AH gt Example sys rm on sys rm off sys rm Legal instructions sys rm on sys rm off Illegal instructions sys rm o n sys rm sys rm on 30 Programmable Power Supply Series User Manual Lea pt ron IX OOL SSS 6 3 5 Compulsively lock system s panel keyboard or unlock and inquire the locking or unlocking state of keyboard Sent out from computer terminal sys kl on Lock system s panel keyboard After it the manual setting over panel will become invalid and LCD on panel will display a key sign which means that keyboard has been locked all functions should be implemented via inputting instructions via remote control function of computer Response of system terminal ON In case that system operates normally and has entered into the keyboard locked state then the system will make a response of ON lt 0A H gt Sent out from computer terminal isys kl off It is used to set unlock keyboard locked function After the setting key sign on LCD on panel will disappear and users can input setting via keys on panel Response of system terminal OFF In case that system operates normally and has left the keyboard locked state then the system will make a response of OFF lt 0AH gt Sent out from computer
19. e tested firmly for a load of larger current confirm joints are connected firmly and reliable and finally pressing down POWER will display it has switched to a measuring mode and LCD will actually display voltage value output and current value consumed by the article to be tested Pressing Output ON OFF again and Buzzer will give a sound sounding like bee DC power supply will be disconnected and there will be a display of ALL OUTPUT OFF Products with different types have different output group numbers It is allowed to set different voltages and currents separately Pressing down Output ON OFF will simultaneously make all outputs on or off including fixed voltage output Fixed OUTPUT Products of some types possessing fixed voltage output Fixed OUTPUT can merely switch among different voltage shifts with a fixed current limit For such products it is allowed to switch between on and off states of fixed voltage output separately by pressing Fixed ON OFF 2 which will yield no influence over other DC output terminals 14 Programmable Power Supply Series User Manual Lea pt ron IX LMU 4 3 Setting over Output Voltage C V 1 Confirm that the output is in a OUTPUT OFF state switch can be realized via pressing Output ON OFF N After pressing down Voltage LCD will display an input state for voltage setting and there will be a twinkling cursor and users can input needed v
20. er Supply Series User Manual Lea pt ron IX Key iLock 5 J K V SET Limit e lt 3 Keyboard lock up function key pressing down this key and then 0 or 1 key to select OFF or ON state respectively can lock up all function keys including rotary encoder except for OUTPUT ON OFF and KeyLock 5 which is used to avoid wrong settings over voltage current or improper operations pressing down this key again can unlock the keyboard locking This function can be automatically stored in the memory and the locking or unlocking state of last time can be available after the start up of product next time This function dost not overlap with remote control instruction SYS KL therefore if the latter one is locked by this key it can not be unlocked by SYS KL OFF instruction and adoption of SYS KL ON instruction shall lead to the invalidity of all keys Apart from the SYS KL OFF instruction via external remote control it can merely be unlocked via manner of start up again V SET Limit function key pressing down this key and then key 1 to select ON state and then key in the highest voltage value limiting the values can input by users It is used to put limitations on pressing Voltage key or voltage fine adjusted by rotary encoder while providing power to articles to be tested with a low voltage so as to avoid the damage may caused by a voltage value higher than that the article to be
21. er voltage values Lowest or highest voltage alters in accordance with specifications of product ERROR System responds that the instruction is wrong The wrong instruction may result from a syntax error or a selected n exceeding the group count of output power supply of machine For instance user has selected parameters of 2 for product with a single power supply VSET A It is used to setting value of voltage output by Fixed OUTPUT A Material definition select Fixed OUTPUT Response of system terminal System will respond the voltage shift currently set Example VSET 1 VSET A Legal instructions VSET 1 VSET 2 Illegal instructions VSET 1 VSET 1 12 VSET A Caution no blank is allowed among instructions and must closely follow the last letter 37 a Programmable Power Supply Series User Manual Lea pt ron IX 6 3 10 Inquiry about Measured Value of Voltage Currently Output Sent out from computer terminal VOUT n It is used to inquire the measured value of voltage output by a certain group of power supply n aterial definition select the code of power output to be inquired aterial scope 1 2 output code alters in accordance with specifications of product A Jaterial definition select Fixed OUTPUT Response of system terminal vvvvvV aterial definition setting value of voltage currently output aterial scope 0 010 30 999 or other voltage values
22. finition current value to be set Material scope 0 005 3 099 or other current values Lowest and highest currents alter in accordance with specifications of product Users can inquire about the specification via the instruction SYS SPEC Response of system terminal READY value Overflow ERROR Example Legal instructions System respond that current has been set well Should current currently loaded is higher than the set one machine will start entering into constant current adjusting operation Users can use instruction SYS STATUS to inquire that whether it has entered into the C C or C V state Set value exceeds the specification of machine System responds that the instruction is wrong The wrong instruction may result from a syntax error or a selected n exceeding the group count of output power supply of machine For instance user has selected parameters of 2 for product with a single power supply ISET 1 2 000 SET 1 1 256 ISET l 1 2 ISET 1 1A SET 2 0 5 ISET 2 3 Illegal instructions ISET 1 1 2 ISET 112 ISET A 12 39 a Programmable Power Supply Series User Manual Lea pt ron IX i 6 3 12 Inquiry about Setting Value of Current Currently Output Sent out from computer terminal SET n It is used to inquire about the setting current value output by a certain group of power supply Material definition select the code of power output to be inquired Mate
23. ge fine adjustment editing state delete the last character figure GA Ascending key for fine adjustment of output voltage DC output terminal Descending key for fine adjustment of output voltage Programmable Power Supply Series User Manual Lea pt ron ix TT 2 Double Power Line A mPP Double output Setting key for voltage Setting key for current Switch key for Output ON OFF LCD Display Leaptronix Rotary encoder Switch setting for OUT 1 0UT 2 OUTPUT OUTPUT o OOO DC output terminal Number and function keys B LPP Series Double output Output Selection for label of the keyboard locking ar unlocking the keyboard locking or unlocks LCD Diepisy Fixed OUT voltage Display Constant Voltage Setting key for voltage Setting key for current LPP 3028T PrograrematioLinace Poni Switch key output ON OFF Number and function key OUTPUT ED F Switch setting for OUT 1 0UT 2 Funciar ts us Entry Programmable Power Supply Series User Manual Lea pt ron IX LMM 3 1 2 Five Parts of Front Panel DC output terminal Red and black respectively stands for positive and negative terminals of power supply Products with different types has output terminal with different group counts LCD Display It is the main information display area and used for display
24. grammable Power Supply Series User Manual Lea pt ron IX LMU 4 5 Setting over Memory Group 1 In accordance with different types there are memories with different group counts available for use of products Common voltages and currents can be pre set for rapid call 2 Products with different types possess memories of different group number Under this circumstance pre setting over voltage and current can be conducted for rapid taking out for use 3 Press RECALL and then keying in memory code to be called via number keys can take out and set voltage and current of this group 4 In case that the system is currently in an OUTPUT ON state voltage and current output will alter immediately n According to different types memory may include contents such as programmable output setting values of voltage and current output voltage of Fixed OUTPUT and information about on state or off state of Fixed OUTPUT All of these settings are simultaneously store in one memory group When you press RECALL all of the setting will be recalled 6 Settings over items such as OCP OVP V SET Limit KeyLock only share one memory and is stored in the setting over start up and shall be stored in neither STORE nor RECALL 4 5 1 Use of Setting Value of Memory Group 1 If there are setting values stored in memory group and then such values can be recalled for use under a normal state 2 Press RECALL and then keying in memory code to be
25. inal of OUT 2 with line and fix them and set them as output grounding ones At this time two terminals of OUT 1 and OUT 2 will output negative and positive voltages respectively a Programmable Power Supply Series User Manual Lea pt ron IX SS eee 5 3 Instructions on Double Groups of DC Parallel Output Output IO TI I2 Applicable to Products with More than Two Groups of Programmable Outputs Short out terminals of both OUT 1 and OUT 2 as shown in diagram with line and fix them and treat terminals of both OUT 1 and OUT 2 in the same way and then connect black one and red one of output lines to black terminal of OUT 1 and red terminal of OUT 1 respectively which is the so called parallel output This method should be used and adjusted under the Track state with the cooperation of voltage setting Output current is the sum of that of OUT 1 and OUT 2 respectively 26 Programmable Power Supply Series User Manual Lea pt ron IX aaa eS Se Chapter 6 Computer Remote Control Instructions 6 1 Wiring Interface Build in RS 232 USB standard interface for PC connection 6 2 Communication Parameters 9600 baud rate No parity 8 bits 1 stop bit 27 a Programmable Power Supply Series User Manual Lea pt ron IX i 6 3 Communication Parameters Build in RS 232 USB standard interface for PC connection 6 3 1 Inquiry about System Edition Sent out from computer terminal IDN It is used to inquire
26. items such as measured numerical values of voltage and current in present work and settings input by user Size and character of LCD alter in accordance with types of product LED State It refers to LED used to display states of items such as remote mode constant current work and constant voltage work Remote LED for remote control state C C LED for state of constant current work C V LED for state of constant voltage work Note Partial types of this product shall integrate state display into LCD Rotary encoder It is used to fine adjustment over output voltage under C V mode and shall switch to that over current under C C mode a Programmable Power Supply Series User Manual Lea pt ron IX 5 Control key Setting key for voltage Voltage It is used to set or change the value of output value needed Setting key for current It is used to set or alter the output upper limit value of current Constant Current needed Turn on or close all DC output terminals including Fixed OUTPUT Leave key Return back to last layer Output state It is used for digit index of mobile voltage fine adjustment Key is used to delete the last character or enter into setting over fine adjustment Single output Descending key for fine adjustment of voltage value it is used for fine adjustment over current under C C mode Double output Switch selecting voltage of OUT 1 OUT 2 or cu
27. le the external shell of this product for use adjustment or replacement of internal parts and components so as to avoid any wrong operation over this product or danger of an electric shock WARNING This warning sign means that a personal injury may happen if operators fail to follow the right operation methods or procedure Continuous use is not allowed unless operators actually know of the operation procedure CAUTION This caution sign means that danger should be paid attention A damage of product may happen if operators fail to follow the right operation methods or procedure Continuous use is not allowed unless operators actually know of the operation procedure 0 Programmable Power Supply Series User Manual Lea pt ron IX el Chapter 3 Instructions on Panel of Instrument 3 1 Front Panel 3 1 1 Figure of Front Panel 1 Single output Take mPP Single output for Example Display cresset of remote control state LCD display Working light of constant current Working light of constant voltage Digit index of voltage fine adjustment Reminder of keyboard locking Setting key for current Switch key for output ON OFF gt foupur Output Voltage ON OFF Vser Umit Setting key for voltage H f Esc Leave key for i returning back to last laye C rotary encoder Rotary encod Number and function keys S Digit index of mobile volta
28. not change output voltage till the implementation of next instruction OUTPUT ON but the pres setting voltage value value Overflow Voltage value set exceeding the specification of machine ERROR System responds that the instruction is wrong It may be a syntax error Example TRACK 5 000 Legal instructions TRACK 12 000 TRACK12 TRACK 12V Illegal instructions TRACK 1 12 000 TRACK 1 2 Caution Products with different specifications possess different time ranging from start up of power supply to stability of voltage and time ranging from shut off of power supply to complete stop of voltage output Please use instruction SYS STATUS after the instruction of OUTPUT ON to confirm whether the voltage has been stable Only when the voltage is stable can next instruction be given especially another instruction to change the voltage 36 Programmable Power Supply Series User Manual Lea pt ron IX LMM 6 3 9 Inquiry about the Setting Value of Current Output Voltage Sent out from computer terminal VSET n Tt is used to inquire the setting value of voltage output by a certain group of power supply n aterial definition select the code of power output to be inquired aterial scope 1 2 output code alters in accordance with specifications of product Response of system terminal vv vvv V aterial definition setting value of voltage currently output aterial scope 0 010 30 999 or oth
29. oltage value for instance if want to input 12 25V just pressing keys of 1 2 2 and 5 In case of a wrong pressing of figures just delete the last figure by pressing After a complete confirmation press Enter and then LCD will display the setting value changed to 12 250V XK After inputting the voltage value of Outputl user can press A V button to replace for Enter button to move twinkling cursor to Output2 and then set the voltage value of Output2 Press Enter button after the needed voltage value of Output amp Output2 is confirmed In this way user can set Output amp Output2 s voltage value at the same w If pressing ESC prior to Enter the setting value set in last time can be resumed 4 In case that the numerical number input is larger than the maximum specification of instrument and then LCD will display OVER give out a long sound sounding like bee and automatically turn back to the original voltage input state for re input of voltage wal In case that the output voltage is proved to be in an ON state after pressing Output ON OFF it suggests that there has been a DC voltage output at the output terminal 6 For products with more than double power supplies it will be allowed to press A V or Voltage constantly to select output voltage or Track voltage to be set Users will after pressing number keys enter into editing mode of voltage
30. r will give out successive reminding sound sounding like bi bi 2 Press V make voltage decline gradually Note In case that during fine adjustment the voltage value lower than the specification of instrument and then voltage value will keep as the minimum value in line with the specification and Buzzer will give out successive reminding sound sounding like bi bi 2 Fine Adjustment over Voltage Through Rotary encoder Note only for the products with Rotary encoder Button 1 After pressing lt under a normal output state under the voltage value there will be a twinkling cursor which indicates that this column can be used for fine adjustment over voltage value through the rotary encoder Rotate the rotary encoder in left direction counterclockwise will make voltage value descend and in right direction clockwise will make voltage value ascend gradually till the expected voltage value is reached Note in case the voltage value during fine adjustment exceeds the specification of instrument and then voltage value will keep as the maximum or minimum value in line with specification and Buzzer will give out successive reminding sound sounding like bi bi 3 Fine adjustment over OUT 1 OUT 2 through pressing A V This function key does not enable to switch to Track and its value will not store in memory 17 a Programmable Power Supply Series User Manual Lea pt ron IX eee 4 4
31. r 1 Summarization To provide an optimum power supply resolution in the industry and reach a best effective application of electric power Leaptronix with its years of accumulated R amp D experience and new technologies design out mPP Mini Programmable DC Power Supply amp LPP Programmable Linear Power series Compared with the traditional power supply mPP amp LPP series enjoys advantages such as a mini volume a high resolution guarantee of items such as OVP OCP V SET Limit Key Lock simple and convenient use and strong function Aimed at the requirement of automatic test most of products of this series are equipped with RS 232 control interface which enable users via application of simple and pellucid literal orders write control program easily for automatic control in addition DEMO software enclosed with the product may be operated under a PC Windows environment possessing advantages such as remote control program output condition judgment over PASS FAIL strong function of record display and analysis of current voltage altering waveform and application in items such as research test quality control warming up by users At the same time Leaptronix guarantee that each instrument has prior to delivery been conducted optimization test and adjustment It is however hoped that you ahead of use check related accessories and matching parts and peruse the direction for use and precautions so as to realize the optimum perform
32. rial scope 1 2 output code alters in accordance with specifications of product Response of system terminal ERROR Example Material definition setting current value currently output Material scope 0 005 3 099 or other current values Lowest and highest currents alter in accordance with specifications of product System responds that the instruction is wrong The wrong instruction may result from a syntax error or a selected n exceeding the group count of output power supply of machine For instance user has selected parameters of 2 for product with a single power supply SET 1 Legal instructions ISET 1 ISET 2 Illegal instructions SET 1 ISET 1 1 2 ISET A 40 Programmable Power Supply Series User Manual Lea pt ron IX LMU 6 3 13 Inquiry about Measured Current Value Currently Output Sent out from computer terminal OUT n Tt is used to inquire about the measured current value output by a certain group of power supply aterial definition select the code of power output to be inquired aterial scope 1 2 output code alters in accordance with specifications of product Response of system terminal vv vvv V ERROR Example aterial definition measured value of current currently output aterial scope 0 000 3 099 or other current values Lowest and highest currents alter in accordance with specifications of product System responds that the instruction i
33. rrent setting 4 Single output vy Descending key for fine adjustment of voltage value it is used for fine adjustment over current under C C mode Double output Switch selecting voltage of OUT 1 OUT 2 or current setting Programmable Power Supply Series User Manual Lea pt ron IX SE ee 3 1 3 Composite function key it is a function key under a general model and a number key while input materials Memory function key It is used to store setting values concerning voltage and current into memory of system To realize this target one can only pressing down this key and then key in the target memory code via number keys Memory volume alters in accordance with types of products Product possessing Fixed Output shall store Fixed output voltage and whether turn on into the memory together RECALL Recall memory function key pressing down such key and then key in the code of memory to be called via number keys can take out and set the voltage and current materials of this group In case that the system is currently in an OUTPUT ON state then the voltage and current output shall alter immediately Product possessing Fixed Output shall take out Fixed output voltage and whether turn on into the memory together Humming ON OFF switch key pressing down this key can switch humming of system into on or off state On state sound available is pre set after the product is started up a Programmable Pow
34. s wrong The wrong instruction may result from a syntax error or a selected n exceeding the group count of output power supply of machine For instance user has selected parameters of 2 for product with a single power supply OUT 1 Legal instructions IOUT 1 IOUT 2 Illegal instructions IOUT 1 IOUT 1 1 2 VOUT A Caution 1 Products with different specifications posses different rates in updating measured voltage data Taking product with a mPP specification for example effective read values can be available with the precondition that the interval of each VOUT instruction is longer than 250mS 2 No blank is allowed among instructions and follow the last letter must closely 4l a Programmable Power Supply Series User Manual Lea pt ron IX a eee 6 3 14 Inquire about the current output state of power supply in a C V or C C state or during voltage adjustment Sent out from computer terminal sys status Tt is used to inquire about the current output state of power supply Response of system terminal CV Constant Voltage It means that power output has entered into the C V state CC Constant Current It means that power output has entered into the C C state Output Voltage Unstable It means that output voltage is in adjustment beyond stability System in OUTPUT OFF It means that power output is in a off state ERROR System responds that the instruction is wrong It may
35. t lt 0AH gt rst Example Legal instructions RST rst Illegal instructions RST RST and so on 29 a Programmable Power Supply Series User Manual Lea pt ron IX D SSS 6 3 4 Force system enter into or leave remote control mode and inquiring about the start up state of remote control mode Sent out from computer terminal sys rm on set a entering into remote control mode and manual setting over panel will become invalid Should switch to remote control of computer and then Remote LED on panel will lighten Response of system terminal ON In case that system operates normally and has entered into the remote control mode and then the system will make a response of ON lt 0AH gt Sent out from computer terminal sys rm off it is used to set remote control mode off After the setting Remote LED on the panel will quench Response of system terminal OFF In case that system operates normally and has left the remote control mode and then the system will make a response of OFF lt 0AH gt Sent out from computer terminal sys rm It is used to inquire that whether the remote control mode of system is currently started up csysirm One character blank is needed between the instruction and c99 Response of system terminal ON or OFF In case that system operates normally and has entered into the remote control mode then th
36. tension during carrying please be careful during carrying of this product to avoid danger caused by a drop of product 12 Programmable Power Supply Series User Manual Lea pt ron IX EEEEEEE E__SSS SaaS ss Chapter 4 Instructions on Operations 4 1 Preconditions for Start up Put this product on table stably reserve enough heat emission space and guarantee a good ventilation environment around it and keep combustible articles away from it Please confirm that local AC input voltage meets specification and operation scope of product and that AC voltage switch at bottom of product or rear part is on the correct position After confirming that the power switch is on the off state insert AC line into AC socket switch on the power switch At this time system will implement start up setting and then give out a short buzzing and LCD will display the voltage value set in last time and emerge a ALL OUTPUT OFF message LEDs of both C V and C C fail to lighten DC output terminal is in a Output OFF state and there is no voltage output 13 a Programmable Power Supply Series User Manual Lea pt ron IX D SSS 4 2 Control over Output Function of DC Power Supply wal Confirm POWER is in the Output OFF state in advance and then correctly set the voltage and current needed by the article to be tested and connect the DC output line s in line with polarity to the power input point of article to b
37. terminal isys kl It is used to inquire that whether the keyboard locked of system is currently started up There should be left a one character blank between sys kl and Response of system terminal ON or OFF In case that system operates normally and has entered into the keyboard locked then the system will make a response of ON lt OAH gt In case that system is off keyboard locked then system will make a response of OFF lt 0AH gt Example sys kl on sys kl off sys kl Legal instructions sys kl on sys kl off Illegal instructions sys kl on sys kl o ff sys kl 31 a Programmable Power Supply Series User Manual Lea pt ron IX a eee 6 3 6 Leave or shut off all power outputs and inquire that whether the power output is on or off Sent out from computer terminal OUTPUT on It means to make all power outputs including Fixed OUTPUT on Response of system terminal ON System responds that it has entered into the power output mode and voltage has started to adjust operation At this time users can use instruction SYS STATUS to inquire whether it has entered into the C V or C C state Sent out from computer terminal OUTPUT off It means to make all power outputs including Fixed OUTPUT off Response of system terminal OFF System responds that power output has been shut off Sent out from computer terminal OUTPUT It is used to inquire
38. test can bear System will automatically store the setting into the memory and the setting of VSET Limit of last time will be available after the start up of product next time Over voltage protection OVP setting function key pressing down this key and then 1 to select the ON state then key in the voltage value for over voltage protection OVP so as to check during an output state check an abnormal high voltage occurring to the DC output terminal reason of such phenomenon may be that a short circuit occurs to a external higher voltage or POWER itself loses control because of a circuit failure In case of a voltage value higher than the one set by OVP system will cut off the output automatically enter into OUTPUT OFF state and give out a warning system will store the setting of OVP into memory Note voltage value of OVP should be higher than that of C V the voltage value set by pressing Voltage 8 ao Programmable Power Supply Series User Manual Lea pt ron IX Over current protection OCP set function key pressing down this key and then 1 to select the ON state then key in the voltage value for over current protection It is used to check the current consumption of article to be tested In case that current consumption is higher that the value set by OCP system will cut off the output automatically enter into OUTPUT OFF state and give out a warning for instance you can set OCP as 1A and C C current as 1 5A Under
39. that whether the power output of system is on or off OUTPUT There should be left a one character blank between OUTPUT and Response of system terminal ON or OFF In case that system operates normally and power output function is on and then system will make a response of ON lt 0A H gt In case that system operates normally and power output function is off and then system will make a response of OFF lt 0AH gt 32 Programmable Power Supply Series User Manual Lea pt ron IX LMU Example OUTPUT ON OUTPUT OFF OUTPUT Legal instructions OUTPUT ON OUTPUT OFF OUTPUT Illegal instructions OUTPUT ON OUTPUT O FF OUTPUT Caution Products with different specifications possess different time ranging from start up of power supply to stability of voltage and time ranging from shut off of power supply to complete stop of voltage output Please use instruction SYS STATUS after the instruction of OUTPUT ON to confirm whether the voltage has been stable Only when the voltage is stable can next instruction be given especially another instruction to change the voltage 33 a Programmable Power Supply Series User Manual Lea pt ron IX D SSS SSS 6 3 7 Set output voltage Sent out from computer terminal VSET n wv vvv It is used to set the voltage value of certain group of power output n Material definition select the code of power output of voltage to be
40. the original current input state for re input of current 6 In case that the output after pressing Output ON OFF is in an Output ON state it suggests that there has been a output of power supply 7 For products with more than one set output it will be ok to pressing A V or Current continuously to select output current or to be set Users will after pressing number keys enter into editing mode of current s of this group Press ESC that can quit the current setting and turn back to the key frame 18 Programmable Power Supply Series User Manual Lea pt ron IX LLMM 8 In event of a Output ON state then the newly input current value will change the constant current value immediately In event of a Output OFF state then the newly input current value will change the output voltage limit after switching back to the Output ON state 9 The amended current value will after the correct output be stored in memory automatically and become the pre setting value during next time s start up 19 a Programmable Power Supply Series User Manual Lea pt ron IX i 4 4 1 Constant Current C C State 1 In case that the current consumption value device of a user is higher than the upper limit value set and then system will give out a long warning sound sounding like bi and the C C indicator LED will lighten At this time voltage value displayed by LCD may alter decline with current fixed to be the set
41. value At this time it has been under the protection of C C double protection mode and it is required to eliminate all possible problems 2 In case of a need to change the current limit value users can implement amendment in line with setting over upper limit of current value 4 4 2 Over Current Protection OCP 1 Press OCP 9 and then 1 to select the ON state and then keying in current value of OCP so that it can make OCP function available In case that the current consumption value of device of a user exceeds the limit value of OCP current set and then system will cut off the output and enter into the OUTPUT OFF state with LCD displaying information and iving out a long warning sound sounding like bi giving 8 8 8 2 The difference laying between OCP and C C state is that for OCP protection output will be cut off immediately upon a over current emergency and for C C state the current output will be constant 3 A normal work requires a setting value of OCP lower than setting value of C C current set by pressing Current 4 4 3 Fine Adjustment over Value of Output Current 1 Fine adjustment over current value can be realized under the constant current state via key of rotary encoder Note in case that the current value during fine adjustment is higher than specification of instrument then current value will keep as the maximum or minimum value in line with specification of instrument 20 Pro
42. x 2 Damage caused by improper use or connection with incompatible equipment 3 Any damage or function abnormity caused by adoption of materials not belong to Leaptronix 4 Amendment or integration with other products rises the difficulty or lengthen the time of providing service This guarantee is provided by Leaptronix Leaptronix shall not take any guarantee responsibility for deal or resale with special purpose Repairing or replacing defected products is a remedial measure for rights and interests of customers during the guarantee period Leaptronix shall bear no any responsibility for indirect special occasional or consequential damage no matter pre reminder is available or not 0 Programmable Power Supply Series User Manual Lea ptron IX Te WARRANTY Components or subassemblies of the machine body are expendable accessories and should not be listed in the guarantee scope Customers should within 30 days dating from the purchase date check whether there is any flaw on components and subassemblies and if any immediately present it to the agent appointed for sales attached with the component or subassembly for replacement it with new one List for Expendable Components or Subassemblies e DC output line set e USB Cable Parts are USB interface module S gt e AC power line e RS 232 Cable Parts are RS 232 interface module Programmable Power Supply Series User Manual Lea pt ron IX o a lUT Chapte
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