KLP Series Quick Start Guide, P/N 228-1616, Rev 2
Contents
1. 1 Ey wm Dr 1 i m 00 Se SR 00 Z O ES Ce A po ZU N ee ST A co j D co SS E Ll Er ur O o EN O y Es Fir rn TI Eo al Fe O 11 hq kepcopower com Iwww kepcopower com ema 228 1616 REV 2 FIGURE 4 KLP OUTLINE DIMENSIONS SHEET 1 OF 2 http KEPCO INC 131 38 SANFORD AVENUE FLUSHING NY 11355 U S A TEL 718 461 7000 FAX 718 767 1102 102607 J D OR r U U Kap Zi EJ 0 ex 2 CO S Ko U CO E O 2 zZ m WH a AlddNS CN N lt a E gt I E o O 1 ZA a O i o Ser ia 5 S lt N 5 gt LU O mm a CO LO j O D N N en 00 LO Q KR ws 1 Q ul O ax c 00 O N LO hu Bn ae gt y O u y N a 5 a por Z LO gt D 00 D v y y Ee E A LO 0 300 Sg O U DUU N gt FED m ES 62 u O 5 i L t a m S v LA lt gasssassess Seeeebocseee m DN SE 00 UN or AND 36V MODELS A RN P AND2. El 188 BUS e P R P JR if gt o Cie lalalala k E E o S Ira 24 PIN e gt RECEPTACLE gt h ONTROL INPU JE OU ALOG 1 0 SETTIN TERMINAL BLOCK TERMIN d CH Mar See CS S pe 5 4 FOR 75V ISO FOR 10V 20 ue ND GO 56V gt ONLY MOI ONLY AX W SIZ u A AWG mm u JUMPERS INS 5 326 E A A LOCAL NSII FIGURE 2 KLP SERIES REAR PANEL VIEW JUMPERS INSTALLED FOR LOCAL SENSING REMOTE SENSING SELECT First remove the factory installed local sensing jumpers between S and M and between M and S Then connect the S and S lines at the load observing proper polar ity see Figure 3 A high frequency bypass network consisting of two capacitors connected across the error sensing point as shown in Figure 3 is recommended to reduce noise in the sense loop TB ERMINAL BLOCK AA l S o EN ay AE S EX I Y a II AA eA EN E RY A Y NL O e i w nr HF BYPASS NE kl VORK RECOMMENDEL Kal La FIGURE 3 REMOTE SENSING KEPCO INC 131 38 SANFORD AVENUE FLUSHING NY 11355 U S A Q TEL 718 461 7000 FAX 718 767 1102 http www kepcopower com email ha kepcopower com 2
3. WV VIVAL gt ALUM 5052 H32 ALUM 5052 H32 THK ALUM 6061 16 2 A CHASSIS COVER AND BACKPLATE YELLOW IRIDITE B FRO NEL KEPCO GREY 3 DIMENSIONS IN PARENTHESES ARE IN MILLIMETERS 4 OLES 1764 0 4 NS 1 32 0 8 NO d e VJ UI gt ac Se 4 704 PARES s BEFORE RACK 704 17 88 ALLATION OF FEE TO Fl USING A oR O UNIT 0019 019 168 29 65 A eed JE A A 3010226 rs y Le MOD AN 3U O E ODEI lt OR LN UL gt U K FIGURE 4 KLP OUTLINE DIMENSIONS GHEET 2 OF 2 KEPCO INC 131 38 SANFORD AVENUE FLUSHING NY 11355 U S A Q TEL 718 461 7000 FAX 718 767 1102 http www kepcopower com email ha kepcopower com 12 228 1616 REV 2 102607 You must register your product to comply with the terms of the warranty Either fill out the form below and mail or fax to Kepco or for rapid on line registration go to http www kepcopower com warranty htm PRODUCT PURCHASED Model Number Serial Number PURCHASE INFORMATION Date Purchased Date Received REQUEST ADDITIONAL INFORMATION LI Send complete Catalog LI Have Sales Engineer Call Contact via J E Mail I Telephone Fax LJ S mail WHAT INFLUENCED YOUR CHOICE OF THIS POWER SUPPLY _ Previous Experience which Kepco Models do you have LI Magazin
4. o 1 cts O gt e Y N Vo os o Es Ve gt gt VOLTAGE FUNCTION Status PROTECT CURRENT DC OUTPUT control momentary momentary switch Display normally momentary switch control momentary on off switch switch Used to access blank Shows Used to set switch enables or Rotate to set calibration active function or overvoltage and Rotate to set disables output output voltage GPIB address blinks for error overcurrent output current Also used to Tap to enter RS232 baud rate messages protection limits Tap to enter accept front panel SETPOINT mode 1200 Models Requires a thin SETPOINT mode inputs Also used for Virtual Model and tool e g end of Also used for other functions Utility functions paper clip to other functions Requires a thin press switch tool e g end of paper clip to press switch FIGURE 1 KLP SERIES FRONT PANEL CONTROLS AND INDICATORS KEPCO INC 131 38 SANFORD AVENUE FLUSHING NY 11355 U S A TEL 718 461 7000 FAX 718 767 1102 http www kepcopower com email ha kepcopower com 102607 228 1616 REV 2 LOCAL SENSING FACTORY DEFAULT Unit is shipped with local sensing jumpers installed S connected to M and M connected to S see Figure 2 232 T CONNECTOI ANALOG 1 0 PC NAL O F LAN T CONNECTO IN 15 Pl 15 PIN N Ss A ei N N NS S lm pam gt FOR 2 MODELS ONLY si J 200 MODE EE DET ZK MOD
5. and Drivers 254 0034 KEPCO INC 131 38 SANFORD AVENUE FLUSHING NY 11355 U S A Q TEL 718 461 7000 FAX 718 767 1102 http www kepcopower com email ha kepcopower com 228 1616 REV 2 102607 ACCESSORIES See Table 3 TABLE 3 ACCESSORIES KEPCO ITEM FUNCTION BART NUMBER Line Cord Set 125V 20A 2 5m long cord set provides for source power NEMA 5 20R 118 0776 connection Mates with NEMA 5 20R receptacle AS see adjacent figure Supports rated load power over mains voltage range of 90 136V a c Line Cord Set 125V 15A 2 5m long cord set provides for source power 118 1136 connection Mates with NEMA 5 15R receptacle PAE see adjacent figure Supports restricted load en power over mains voltage range of 90 136V a c Wi contact Kepco Sales Engineering for details ES Line Cord Set 250V 15A 2 5m long cord set provides for source power 118 1137 connection Mates with NEMA 6 15R receptacle RB aK see adjacent figure Supports rated load power pes over mains voltage range of 180 265V a c IEEE 488 GPIB Cable 1m long Connect KLP Power Supply to GPIB bus SNC 488 1 IEEE 488 GPIB Cable 2m long Connect KLP Power Supply to GPIB bus SNC 488 2 IEEE 488 GPIB Cable 4m long Connect KLP Power Supply to GPIB bus SNC 488 4 Chassis Slide Allows rack mounted units to slide in and out Two 2 slides required 108 0239 per power supply Jonathan 375 QD Series Analog Connector Backshell Locks analog port m
6. be set at the front panel in two ways Real time adjustment or Setpoint adjustment Real time Voltage Current Adjustment Rotating the associated control will change the output voltage or current in real time only if the output is enabled If the unit is in constant voltage mode CV indicator lit the DC VOLTS display shows the actual output voltage as the VOLTAGE control is rotated Similarly if the unit is in constant current mode CC indicator lit the DC AMPERES display shows the actual output current as the CURRENT control is rotated e Ifthe unit is in CV mode rotating the CURRENT control will affect the current limit even though the DC AMPERES display does not change since it is showing actual output current Similarly rotating the VOLTAGE control while in CC mode affects the voltage limit To change the limits to a precise value refer to SETPOINT ADJUSTMENT e Voltage and current settings are not allowed to exceed either a the virtual model setting or b 80 of the protection value Attempts to set voltage or current beyond these limits will not be accepted The status display shows either gt MAX for virtual model gt OVP for voltage protection or gt OCP for current protection to indicate which limit is being exceeded Setpoint Voltage Current Adjustment 1 Tap either the VOLTAGE or CURRENT control to initiate setpoint adjustment status display reads SET The previous setpoint is visible on the corresponding DC VOLTS or DC AMPERE
7. 28 1616 REV 2 102607 ANALOG I O CONNECTIONS The Analog I O Port connector located on the rear panel of the KLP power supply see Figure 2 provides access to analog programming inputs status signal outputs and an external trigger input available for use with SCPI TRG and TRIG commands GPIB CONNECTIONS Your computer must have a GPIB interface card installed Connect the power supply to the computer s GPIB interface card Use a standard GPIB interface cable at the GPIB port on the rear panel see Figure 2 The default GPIB address is 6 Refer to the User manual to change it from the front panel or to the Developer s Guide to change it using SCPI commands RS 232 CONNECTIONS 1200 MODELS Connect the KLP to a modem using a Null Modem patch cable at the RS 232 port located on the rear panel See Figure 2 A Null Modem cable is not required for older MAC computers with D sub serial port in which the RXD and TXD line transposition is accom plished via external hardware The default baud rate is 38400 Refer to the User manual to change it from the front panel or to the Developer s Guide to change it using SCPI commands LAN CONNECTIONS 1 2K MODELS The LAN interface allows the KLP to communicate via a built in web port using web pages from a standard browser as well as through other built in LAN ports Connect the KLP to the LAN via the RJ 45 LAN port located at the rear panel See Figure 2 Refer to the User manual to configure the LAN
8. QUICK START GUIDE u KEPCO a so 8001 company x KLP KLP POWER SUPPLY This guide gives a brief introduction to the KLP Power supply shows simple load connections and allows you to verify the power supply is working The guide also shows you how to use the front panel controls to perform the most commonly used functions u Me AU N Ef Refer to the KLP User Manual for full specifications installation considerations and operating instruc tions An Installation Operation Summary includes hyperlinked references to detailed procedure but which can be printed as a handy reference Refer to the KLP Developer s Guide for a full description of the digital interfaces their associated drivers and the SCPI command language The User Manual Developer s Guide and drivers are found on the enclosed CD or can be downloaded from the Kepco web site at www kepcopower com support CONTENTS DESCRIPTION sensata sac edn hate eee eae ASE Bae eee a eee a Bee Be eee 2 UNPACKING a sucre ad rte ted Ged Cheeta ebene Abed Gud ee be aa hae dG wd eEs SEH 2 POUIPMENT SUPPLIED EE 2 ACCESSORIES anzusehen een ee 3 SAFETY oere oe Er r re er piero a se 3 PRELIMINARY OPERATIONAL CHECK 4 INSTALLATION suvete susanne eee dee keane eye daba y nee es dea 5 Input Connections 1 0 e eee eee 5 Beileed e EEN 5 Local Sensin
9. S display 2 Rotate the corresponding control to change the setpoint as viewed on the corresponding LED dis play Tap the adjustment control again to accept the new setting e In the setpoint mode both coarse rotate the control and fine rotate while pressing control in adjustment is available The coarse adjustment is approximately 100X the fine adjustment resolu tion e Setpoint adjust can be done with output either on or off however the output can not be enabled while setpoint is active e Voltage and current settings are not allowed to exceed either a the virtual model setting or b 80 of the protection value Attempts to set voltage or current beyond these limits will not be accepted The status display shows either gt MAX for virtual model gt OVP for voltage protection or gt OCP for current protection to indicate which limit is being exceeded e If you decide not to change the value after rotating the control the previous setpoint value will be restored after about 20 seconds of inactivity Then tap either adjustment control to accept KEPCO INC 131 38 SANFORD AVENUE FLUSHING NY 11355 U S A TEL 718 461 7000 FAX 718 767 1102 http www kepcopower com email ha kepcopower com 102607 228 1616 REV 2 LAST SETTING RECALL KLP is capable of saving the last setpoint values for voltage and current prior to unit shutdown and recalling them when the unit is next turned on Enable this function prior to power up
10. SHING NY 11355 U S A Q TEL 718 461 7000 FAX 718 767 1102 http www kepcopower com email ha kepcopower com 228 1616 REV 2 102607 EH IN Ge La QO co S J e L y A A rr os e a gt i di n po ES Cv AL TAIANA A nn St oy OO EN A3 O Cy 00000 Sa T O 00000 0000 ann d Taz GR l a gt ISE O Y z N 90 0000 SO AO Z gt gt L N O A OO es Ve Ze PER S A CC y O lt OO AT ee Le CO Geo e OO CH CH CH IE LO IN BER A DE ASA YY OO Eat d gt A WE 0008909 0000 JHH O O Y Y Inn S GEN Nv GO CO GG OG GO eae UY Ll Kee ee O DSZ e TPS EN na rr ON E SO YD u KA CH VV Se l ji Y SS rm e QU lt L ON an Ta nm e O CO EICH ae CA CO KA N Ch es NO A ES Dl EN L x A NY NN Ne A lt ee ee x INTE S VY L N 5 df y L yoga OGD mu Yaga AE DGG na OS 7 oa CO CN EN x I d Fl Oar 3 j ml or ND mc A ne EEN SSES ME E A IN N gt ER e gt oo Po Ia HE N Een ae oO wo age ed m Li Sa uv N SHE s ES
11. ating connector to KLP via jackscrews 108 0204 Loop Back Test Connector Used for verification of RS 232 operation 195 0112 Null Modem Cable Connect RS 232 port with controlling computer DB9F to DBYF 10 ft 118 1176 long LAN Patch cable Connects KLP LAN port to LAN 10 ft long 118 1115 Support bracket rear Provides extra support to rear of rack mounted unit if needed Two 128 2306 brackets required per unit Each bracket requires 2 screws and 2 washers See Figure 4 sheet 1 Detail A for requirements SAFETY See Table 4 TABLE 4 SAFETY SYMBOLS SYMBOL MEANING p CAUTION RISK OF ELECTRIC SHOCK A CAUTION REFER TO REFERENCED PROCEDURE WARNING INDICATES THE POSSIBILITY OF BODILY INJURY OR DEATH CAUTION INDICATES THE POSSIBILITY OF EQUIPMENT DAMAGE KEPCO INC 131 38 SANFORD AVENUE FLUSHING NY 11355 U S A Q TEL 718 461 7000 FAX 718 767 1102 http www kepcopower com email ha kepcopower com 102607 228 1616 REV 2 PRELIMINARY OPERATIONAL CHECK A simple operational check after unpacking and before equipment installation is advisable to ascertain whether the power supply has suffered damage resulting from shipping NOTE This test must be performed with all I O ports disconnected and ANALOG I O SETTINGS switch positions 3 4 and 5 setto OFF up 1 With POWER circuit breaker set to OFF position connect the power supply to source power see See Input Connections on page 5 2 With n
12. by setting Analog I O Switch 3 to the ON down position see Figure 2 Upon next power up each setpoint entry for voltage and current is stored in non volatile memory with latest settings displac ing prior ones When the power supply is turned off the last settings are saved and automatically retrieved at next power up as the starting setpoints e Recall is for SETPOINT ADJUSTMENTS only output changes entered as REALTIME ADJUST MENTS are not saved e To disable this function turn the unit off and set Analog I O Switch 3 to the OFF up position At next power up the stored value buffer is cleared and setpoints will default to zero volts and mini mum current e lf the virtual model for the power supply is altered the last settings are reset to zero volts and min imum current VIEWING CHANGING OVERVOLTAGE OR OVERCURRENT PROTECTION VALUES Overvoltage and Overcurrent protection values can be individually programmed The range for overvolt age and overcurrent values are 0 2 to 1 2 x Egmax and 0 72 to 1 2 x Igmax If the output voltage current exceeds the overvoltage overcurrent protection value the protection circuit latches the output off flashes an overvoltage OVP or overcurrent OCP protection error message on the status display and sets a status bit that can be retrieved through the RS 232 GPIB or LAN port The unit must be cycled on and off to restore the output e The maximum values are 1 2 x Eomax for overvoltage protecti
13. does not extend to any product which has been subjected to misuse neglect accident improper installation or use in violation of instructions furnished by the Company The warranty does not extend to or apply to any unit which has been repaired or altered outside of the Company s factory by persons not expressly approved by the Company THE WARRANTY HEREIN CONTAINED IS IN LIEU OF AND EXCLUDES ALL OTHER WARRANTIES EXPRESS IMPLIED OR STATUTORY INCLUDING WITHOUT LIMITATION THE WARRANTY OF MERCHANTABILITY THIS KEPCO PRODUCT IS WARRANTED FOR FIVE YEARS KEPCO NY 11355 USA Tel INC e 131 38 SANFORD AVENUE FLUSHING 718 461 7000 Fax 718 767 1102 E mail ha kepcopower com e URL http www kepcopower com AN ISO 9001 COMPANY ee lt 3 KEPCO THE POWER SUPPLIER SINCE 1946 FOLD HERE Please place stamp here KEPCO INC 131 38 SANFORD AVE FLUSHING NY 11355 USA CUT HERE
14. es which ones Y Trade Shows which ones LY Directory REGISTER TO Registered by Company Name Street City State Country Zip E mail FAX Phone J Kepco Catalog or Brochure J Sales Representative J Web Site J Other please explain What products would you like to see Kepco make CUT HERE SKefrco 5 Year Warranty This is to certify that we KEPCO INC hereinafter called Company Flushing NY 11355 USA warrants for a period of FIVE an this instrument known as MODEL SERIAL NO The Company s products are warranted for a period of five years from date of delivery to be free from defects in materials and workmanship and to conform to the specifications furnished or approved by the Company Liability under this warranty shall be limited to the repair or replacement of any defective product at Company s option If any defect within this warranty appears within the warranty period the Purchaser shall promptly notify the Company in writing No material will be accepted for repair or replacement without written authorization of the Company Upon such authorization and in accordance with instructions of the Company parts or materials for which replacement is requested shall be returned to the Company for examination with shipping charges prepaid by the Purchaser Final determination as to whether a product is actually defective rests with the Company This warranty
15. exceed 0 05 of the maximum voltage of the unit 9 Compare the voltage reading of the DC VOLTS display with that of the DVM the difference between the two should not exceed 0 1 of the maximum voltage of the unit 10 Enter different value for output voltage then repeat steps 4 and 5 using different values for pro grammed voltage 11 Disable the output by pressing and releasing DC OUTPUT switch verify front panel DC VOLTS and DC AMPERES displays read 0 0V and minimal current and the DC OUTPUT indicator is off 12 Set POWER ON OFF circuit breaker to OFF and disconnect from source power load and test equip ment KEPCO INC 131 38 SANFORD AVENUE FLUSHING NY 11355 U S A Q TEL 718 461 7000 FAX 718 767 1102 http www kepcopower com email ha kepcopower com 228 1616 REV 2 102607 INSTALLATION Install units in a 19 inch wide rack Optional slides may be used Leave the front and rear panels clear of obstructions to ensure adequate cooling For parallel series and master slave configurations refer to the User Manual INPUT CONNECTIONS Wire the mating source power connector provided 142 0381 for your input mains see Table 5 for mains voltage range The user must provide a properly sized and rated mains lead line cord and service with a current rating compatible with the anticipated input current Line cords available as accessories are listed in Table 3 Plug the source power connector into the source power inlet connect
16. ful self test the default conditions upon power up are as follows e Status display shows SET e Output is disabled green DC OUTPUT indicator is off e DC VOLTS and DC AMPERES displays show programmed output conditions O Volts minimum Amperes if DIP switch position 3 was ON when the unit was turned off previously saved setpoint values are displayed NOTE A minimum programmed current is required to ensure proper operation of the power supply under all load conditions Programmed current is automatically set to be at least the mini mum current actual value depends on model see Table 1 e Since the output is off Constant Voltage CV mode indicator green LED and Constant Current CC indicator amber LED are off KEPCO INC 131 38 SANFORD AVENUE FLUSHING NY 11355 U S A Q TEL 718 461 7000 FAX 718 767 1102 http www kepcopower com email ha kepcopower com 102607 228 1616 REV 2 ENABLING DISABLING OUTPUT POWER When the power supply is turned on the output is auto matically disabled DC OUTPUT LED is off the DC VOLTS and DC AMPERES displays show the pro grammed output voltage and current set points and SET appears in the status display 1 To enable the output first exit SET mode by tapping either the VOLTAGE or CURRENT control then press and release the DC OUTPUT switch The associated green LED lights to indicate output power is applied to the load Each time you exit SET mode the setpoint values are sto
17. g Factory Default o o oooooooorr nennen een 6 Remote Sensing Select nananana aaa 6 Analog I O Connections 7 GPIB Connections ensure aaa nat a eet ek ewe don a ees 7 RS 232 Connections 1200 Models nananana aana 7 LAN Connections 1 2K Models 0 0 0 0 cc ee ee eee eens 7 OPERATION EE 7 Turning the Power Supply On anana naa nananana 7 Enabling disabling Output Power een 8 Checking or changing Voltage Current Setpoints 8 Virtual Model Setting 3 A Se dd e a En e e e ea dd 8 Setting voltage or current n nanana aaa nennen een een eee eens 9 Reeder EE 10 Viewing Changing Overvoltage or Overcurrent Protection Values o o 10 KLP OUTLINE DIMENSIONS 222022216 664eit c0ee60 2 de y e a e 11 KEPCO INC 131 38 SANFORD AVENUE FLUSHING NY 11355 U S A Q TEL 718 461 7000 FAX 718 767 1102 http www kepcopower com email ha kepcopower com 2007 KEPCO INC Data subject to change without notice 228 1616 REV 2 102607 DESCRIPTION The KLP Power Supply Series are universal input automatic crossover 1200 watt constant power voltage current stabilizers with a full rectangular output characteristic There are six KLP 1200 Models and six KLP 1 2K Models see Table 1 The KLP 1200 Models are GPIB and RS 232 compatible the 1 2K Models are GPIB and LAN compatible all models allow remote analog program ming For each model a multitude of virt
18. interface from the front panel or through the web interface Refer to the Developer s Guide for the associated SCPI commands OPERATION Additional features covered in the User Manual are Quick Boot eliminating the power up displays use of the internal relay and operation via the LAN interface or analog signals An Installa tion Operation Summary is also included in the User manual The Developer s Guide covers the GPIB and RS 232 and LAN interfaces including the use of the drivers supplied on the CD TURNING THE POWER SUPPLY ON To turn the power supply on set POWER ON OFF circuit breaker Figure 1 to ON If an error occurs an error code is displayed in the status display see User Manual 1 When the power supply is turned on it performs a self test and displays the following information e Status display flashes MODL for 2 seconds while DC VOLTS and DC AMPERES displays show the maximum voltage and current capability of the unit e Status display flashes VIRT for 2 seconds while DC VOLTS and DC AMPERES displays show the maximum voltage and current allowed for a previously programmed virtual model e Status display flashes PROT for 2 seconds while DC VOLTS and DC AMPERES displays show previously stored OVP and OCP trigger levels e For 1 2K Models the LAN indicator blinks rapidly during initialization while looking for an IP address The LAN indicator stays on if an IP address is found and stays off if not found 2 After a success
19. ngs listed in Table 1 The unit will not accept programmed values beyond these values 1 Using a thin tool e g a paper clip press the FUNCTION switch once so that the status display reads VIRT The DC VOLTS and DC AMPERES displays show the programmed maximum voltage and current of the virtual model 2 To exit rotate either VOLTAGE or CURRENT control until Status display reads EXIT then tap DC OUTPUT switch To change the virtual model limits refer to the User Manual KEPCO INC 131 38 SANFORD AVENUE FLUSHING NY 11355 U S A Q TEL 718 461 7000 FAX 718 767 1102 http www kepcopower com email ha kepcopower com 228 1616 REV 2 102607 SETTING VOLTAGE OR CURRENT The VOLTAGE and CURRENT controls adjust output voltage and current limit respectively when the unit is in constant voltage CV mode and adjust voltage limit and output current respectively when the unit is in constant current CC mode The mode CV or CC is determined by the load together with the programmed settings As long as the voltage across the load produces a current that is less than the programmed Current setpoint the unit operates in CV mode voltage programmed to voltage setpoint current limited by current setpoint If the load changes to the point that current through the load reaches the current setpoint the unit automatically enters CC mode current programmed to current setpoint voltage limited by voltage setpoint Output voltage or current can
20. o load connected set POWER circuit breaker to the ON position Each time the unit is turned on an internal self test is performed see Turning The Power Supply On on page 7 After the test has been successfully completed the status display reads SET setpoint mode the DC VOLTS dis play reads O Volts and the DC AMPERES display reads minimum Amperes see Note 1 below NOTES 1 A minimum programmed current actual value depends on model is required to ensure proper operation of the power supply under all load conditions Programmed current is automatically set to be at least the minimum current 2 If an error indication is blinking in the Status display refer to User Manual for an explanation of error codes 3 Rotate VOLTAGE adjust knob clockwise Verify that DC VOLTS display increases in large X 100 increments 4 Press and rotate VOLTAGE adjust knob clockwise Verify the DC VOLTS display increases in finer increments than step 3 then release knob 5 Adjust VOLTAGE adjust knob clockwise until Status display reads gt MAX Tap either VOLTAGE or CURRENT adjust knob once to enter values Verify Status display is blank Connect a digital voltmeter DVM to the M and M terminals on the rear panel 7 Press and release DC OUTPUT switch to enable the output Verify DC OUTPUT indicator lights 8 Compare the programmed output voltage value step 5 with the voltage reading of the DVM the dif ference between the two should not
21. on and 1 2 x Iomax for overcurrent protection e A built in feature prevents the unit from being programmed within 20 of OVP or 20 of OVC or the minimum OVC which is 72 of Iomax For example if OVP and OVC are set to 12V and 72A respectively programming of the output is automatically limited to 10V and 60A e When a virtual model is defined OVP and OVC are automatically set 20 and 20 respectively above the maximum programmable values established by the virtual model If OVP or OVC are lowered by the user valid settings will actually be lower than the virtual model limits because val ues within 20 of OVP or 20 of OVC are prohibited e If either adjustment exceeds maximum programmable volts or amps or if the adjustment is within 20 of OVP or 20 of OCP the status display will show gt MAX 1 Using a thin tool e g end of paper clip press and hold the PROTECT switch The output is switched off setting voltage to zero Volts and current to a minimal value and the status display shows PROT The DC VOLTS and DC AMPERES displays show the corresponding overvoltage and overcurrent protection setpoints while the PROTECT switch is held in 2 To change the values operate the corresponding adjustment control while holding the PROTECT switch in When the PROTECT switch is released the protection values showing in the DC VOLTS and DC AMPERES displays are entered as the new protection values KEPCO INC 131 38 SANFORD AVENUE FLU
22. or at the rear panel TABLE 5 INPUT CURRENT SERVICE RATING AND CONDUCTOR SIZES MAINS VOLTAGE RANGE CURRENT SERVICE RATING CONDUCTOR SIZE 100 132V a c 50 60Hz 20 Amp 12AWG 2 0 mm 180 265V a c 50 60Hz 15 Amp 14AWG 3 0 mm LOAD CONNECTIONS Connect the load to the and DC OUTPUT terminals on the rear panel Figure 2 M and M outputs are for connection of external monitoring equipment such as a DVM oscilloscope etc Configuration of local sensing is facilitated by pre installed jumpers which configure the unit for local sensing as shown in Figure 2 NOTE Output Sense lines must be connected for proper operation either locally or at the load remote LAN DC AMPERES DC VOLTS CV indicator CC display shows POWER ON OFF Display shows indicator lights lights green indicator lights actual output Turns unit on off output voltage or green when when LAN amber when current or DC OUTPUT Circuit Breaker voltage setpoint operating in interface IS operating in current set point indicator lights gives input Also used for constant voltage in use constant current Also used for green to show protection special functions mode 1 2K Models mode special functions Output enabled o 4 0 0 OO DO K gt TT N IT FA S HR GE deg GE N if d H H EN ER 2 99 OFF ON O O 9 0 L KE L i awe 22 _
23. red for possi ble recall if the power supply is turned off or the output is disabled 2 To disable the output press and release the DC OUTPUT switch again The DC OUTPUT indicator goes off NOTE While in the setpoint mode Status display reads SET the output cannot be turned on pressing DC OUTPUT has no effect If output was on while setpoint mode was entered pressing DC OUTPUT will disable the output CHECKING OR CHANGING VOLTAGE CURRENT SETPOINTS CAUTION When the output is disabled the DC VOLTS and DC AMPERES displays show the actual output voltage and current Before enabling the output ALWAYS check the set points to avoid possible damage to the load 1 Tap either the VOLTAGE or CURRENT control The status display reads SET and the DC VOLTS and DC AMPERES displays show the stored setpoints 2 To accept the displayed value tap the associated adjustment control again To change the value rotate the control press the control in while rotating for fine adjustment then tap the adjustment control again to accept the new setting NOTE Before changing the setpoint note the displayed setpoint If you decide not to change the value after rotating the control you must rotate the control to the value noted then tap the adjustment control to accept VIRTUAL MODEL SETTING The virtual model establishes a maximum programmable voltage and current for the unit within the 1200W power limitation and the maximum voltage and current rati
24. ual models can be configured The rated voltage maximum cur rent at rated voltage and rated current and maximum voltage at rated current parameters define the virtual models available within the limit of 1200 Watts of output power TABLE 1 MODEL PARAMETERS Maximum Minimum Rated Maximum re Efficiency Model number current for programmable Current voltage for 115 Va c rated voltage current Rangel rated current KLP 10 150 4 0 10V 120A 10V 0 150A 8V 150A KLP 20 120 0 20V 60A 20V 0 120A 10V 120A 0 36V 33 3A 36V 0 60A 20V 60A 125 mV KLP 36 60 4 1 The maximum current and voltage are constrained by the 1200 watt power limitation 2 Bandwidth 20MHz low frequency ripple may be higher at loads less than 30 Watts 3 Specifications listed apply to both 1200 and 1 2K Models UNPACKING This instrument has been thoroughly inspected and tested prior to packing and is ready for operation After careful unpacking inspect for shipping damage before attempting to operate Perform the PRELIMINARY OPERATIONAL CHECK If any indication of damage is found file an imme diate claim with the responsible transport service EQUIPMENT SUPPLIED See Table 2 TABLE 2 EQUIPMENT SUPPLIED PART NUMBER QUANTITY Source power connector 142 0381 1 Jumper 28 AWG or larger bus wire for local sensing connections 172 0298 Analog UO port mating connector 142 0528 Documentation CD includes Documentation
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