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1. r 19 483 mm ji gt O Omac na A A CO Gaga HDD 100 ADR SRQ ERR POL FLT VOLTAGE CURRENT 3 45 S as 87 63 mm a Va NU C D 2 gi CO ooo M E a J JC J If 5 Sool Tee S j aan C re oe eee Oooo ol K CO pa 16 9 429 mm 20 975 533 mm O00000 JOOOO ei 90 00000000000000 00000000000000 O0000000000000 00000000000000 00000000000006 000000000000 000000 000000000000 000000 555066600006 000000 00009009000000 00000C EE Q00000 0000 JOO000000000000 O00000000000000000000000 a oi 1 6 17 475 444 mm Figure 1 3 2 Dimensional Drawings Dimensions given are nominal A Release 1 0 98 07 OPERATING MANUAL INSTALLATION 2 INSTALLATION 2 1 Introduction This section provides recommendations and procedures for inspecting installing and testing the power supply Refer to the front and rear panel diagrams Figure 2 3 1 and Figure 2 3 2 as necessary 2 2 Basic Setup Procedure Table 2 2 1 provides both a summary of the basic setup procedure and an ove
2. Release 1 0 98 07 5 1 CALIBRATION OPERATING MANUAL 5 2 Calibration Setup 5 2 3 Accessing Calibration Potentiometers WARNING Disconnect AC power from the unit before removing the cover Even when the front panel power switch is in the OFF position live line voltages are exposed when the cover is removed Repairs and adjustments must be made by experienced service technicians only WARNING Use a non conducting straight blade screwdriver to adjust the trim pots CAUTION Follow established antistatic procedures There are static sensitive parts on the printed circuit boards You will need to remove the power supply s cover to access the programming and readback calibration potentiometers which are located on the A2 PCB See Figure 5 2 1 to locate the potentiometers Removing Option Card If there is a GPIB or RS 232 option card PCB installed inside the power supply you will have to remove it to access the calibration potentiometers Tool Required Phillips 2 screwdriver Turn off the power supply Disconnect AC Power Remove the cover Remove 4 screws from their standoffs inside the power supply to release the option card Remove 2 screws at the rear panel to release the option card s sub plate P r FS Unplug the ribbon cable connectors from the option card Lift out card CURRENT MONITOR SUPPLY RANGE S OF FSE VOLTAGE MONITOR EI R397 VOLTAGE MONITOR c RANGE b O
3. The J2 Programming and Monitoring connector is a 15 terminal wire clamp connector located on the power supply s rear panel See Figure 4 2 2 The J2 connector provides access to the following functions e Remote programming of output voltage AND OR current limit e Remote monitoring of calibrated readback signals for output voltage and output current e Remote control of the shutdown function using a 2 5 to 15V signal 1 Remote Output Voltage Programming Select 2 Remote Output Current Limit Programming Select 3 Control Ground 4 No connection 5 Voltage Program Signal Return 6 Output Voltage Programming Input 7 Current Program Signal Return 8 Output Current Limit Programming Input 9 Voltage Monitor Signal Return 10 Output Voltage Monitor 11 Current Monitor Signal Return 12 Output Current Monitor 13 No connection 14 Shutdown S D Signal Return 15 S D Input Figure 4 2 2 Programming and Monitoring J2 Connector 4 2 Release 1 0 98 07 OPERATING MANUAL REMOTE OPERATION 4 2 3 Rear Panel J2 Connector continued See Table 4 2 2 for the list of the J2 connector terminal numbers their labels and corresponding functions Table 4 2 2 Rear Panel J2 Connector Terminals and Functions Connector Label Name Futon Programming Select programming when jumpered to pin 3 Programming Select programming when jumpered to pin 3 Ne Nocomecion fno SSCS VPGM Voltage Program Signal Return Return for voltage program sig
4. Any of the eight switches on SWI is OFF when it has been flipped up to break contact ON when flipped down to close contact Release 1 0 98 07 3 5 LOCAL OPERATION OPERATING MANUAL 3 5 Using Multiple Supplies CAUTION Do not connect power supplies from different manufacturers in parallel or in series CAUTION The remote programming inputs are internally referenced to the supply s negative output Do not connect remote programming ground lines J2 terminals 3 5 and 7 to the supply s positive output You can operate power supplies of the SAME MODEL with outputs in series or in parallel to obtain increased load voltage or increased current Split supply operation gives you two positive outputs or a positive and a negative output Note If your application requires the use of isolated programming inputs contact the manufacturer about the optional ISOL Interface 3 5 1 Configuring Multiple Supplies for Series Operation CAUTION Do not use remote sensing during series operation CAUTION The maximum allowable sum of the output voltages is 600Vdc Use series operation to obtain a single higher voltage output using two or more supplies Connect the negative output terminal of one supply to the positive output terminal of the next supply See Figure 3 5 1 The total voltage available is the sum of the maximum voltages of each supply add voltmeter readings The maximum allowable current for a series string of power suppli
5. Ground the sense line shield in one place only Locations include the power supply s return output connection at the load the power supply s return output at its negative output terminal or the power supply s chassis CAUTION Do not use remote sensing with multiple supplies connected in series Use remote sensing during voltage mode operation to shift the power supply s regulation point from its default position at the rear panel output terminals to the load or distribution terminals by using a separate pair of wires to allow the control circuitry to monitor the load voltage This allows the power supply to compensate for voltage losses in the load lines which will otherwise degrade the regulation of the supply Line drop is subtracted from the voltage available at the power supply s output To connect remote sense lines Notes Turn OFF the power supply Remove the local sense jumpers connecting J10 mating connector terminal 5 positive sense to terminal 4 positive output and terminal return sense to terminal 2 power supply return Connect the positive remote sense lead to J10 mating connector terminal 5 positive sense and the negative lead to terminal 1 return sense Ensure the mating connector is plugged securely into the rear panel sense connector Connect the other ends of the sense wires to the corresponding sense points at the load To prevent ground loops ground the sense line shield at one point only to the p
6. Section 3 2 Standard Operation offers a brief explanation of Constant Voltage and Constant Current Mode operation Sections 3 3 to 3 6 cover power supply functions such as over voltage protection shutdown function over temperature protection and using multiple supplies Section 3 7 provides troubleshooting information for the operator For descriptions of remote programming options and remote monitoring of the power supply turn to Section 4 Remote Operation 3 2 Standard Operation This power supply has two basic operating modes Constant Voltage Mode and Constant Current Mode and two control modes Local Control Mode default setting and Remote Programming Mode Both operating modes are available regardless of which control mode is used 3 2 1 Operating Modes and Automatic Crossover Whether controlled by local or remote programming the power supply has two basic operating modes Constant Voltage Mode and Constant Current Mode The mode in which the power supply operates at any given time depends on the combination of e output voltage setting Vopr e output current limit setting Iggy e resistance of the attached load R Figure 3 2 1 Operating Modes provides a graphical representation of the relationships between these variables OUTPUT VOLTAGE CONS TANT MODE REGION LOAD RESISTANCE SET OUTPUT VOLTAGE SETTING SET OUTPUT CURRENT MIT SETTING Figure 3 2 1 Operating Modes Release 1 0 98 07 3 1
7. or to the accuracy that your application requires 5 3 2 1 SN AE a Current Limit Programming Circuit Calibration Ensure that the power supply is turned off Disconnect any load Connect the program source between J2 connector terminals 8 output current limit programming input and 7 current program signal return Connect the shunt and DVM across the power supply output Turn the power supply on Apply 1 of program voltage Adjust the current limit program offset R469 until the shunt DVM indicates 1 of the model rated output current See Note Apply 100 of program voltage Adjust the current limit program range R459 until the shunt DVM indicates the model rated output current See Note Repeat this procedure until output levels are adjusted to power supply specifications see Section 1 or to the accuracy that your application requires Note Calculate the required DVM reading using V IR where V is the DVM reading I is the current and R is the DC shunt resistance Release 1 0 98 07 5 3 CALIBRATION OPERATING MANUAL 5 4 Calibrating for Readback Accuracy The factory calibrates the offset and range of the output voltage and current monitor circuits to within 1 for the default 0 10Vdc scales You may need to recalibrate when you select the 0 5Vdc scale or when you switch back to the 0 10Vdc scale after previously calibrating for 0 5 Vdc operation See Section 5 2 to remove the cover and any opti
8. 55 14 mm into the terminal and tighten the screw securely 5 Reinstall the AC input cover routing wires inside the cover to prevent pinching Terminal 1 See Table 2 5 3 AC Wire Installed in Strain Relief Figure 2 5 1 AC Input Label and Strain Relief Table 2 5 3 AC Input Connector Terminals and Connections Line Line Safety Ground Release 1 0 98 07 2 7 INSTALLATION OPERATING MANUAL 2 6 Functional Tests These functional test procedures include power on and front panel function checks as well as voltage and current mode operation checks Refer to front and rear panel diagrams in Section 2 3 2 6 1 3 4 5 Equipment Required Digital voltmeter DVM rated better than 0 5 accuracy DC shunt 1mV A 40 25 with connecting wire The recommended current ratings for the DC shunt and the wire must be at least 10 more than the output current of the power supply Power on Check Ensure that the AC power switch is in the OFF position Ensure that the output sense lines are connected in the default configuration The local sense lines are connected between terminals and 2 and between terminals 4 and 5 on the J10 sense connector as shown on the rear panel diagram in Figure 2 3 2 Turn the voltage and current controls fully counter clockwise Connect the unit to an AC outlet Turn the front panel AC power switch t
9. Bus bar output model 7 5V to 100V shown Release 1 0 98 07 2 3 INSTALLATION OPERATING MANUAL 2 3 2 Periodic Cleaning No routine servicing of the power supply is required except for periodic cleaning Whenever a unit is removed from operation clean metal surfaces with naphtha or an equivalent solvent and the front panel with a weak solution of soap and water Use low pressure compressed air to blow dust from in and around components on the printed circuit boards 2 3 3 Packaging for Shipping or Storage Follow these instructions to prepare the unit for shipping or storage 1 When returning the unit or sending it to the service center attach a tag to the unit stating its model number available from the front panel label and its serial number available from the rear panel label Give the date of purchase and an invoice number if you have it as well as a brief description of the problem 2 For storage or shipping repack the power supply in its original container If the original container is not available seal the unit in a plastic bag and then pack it in a 200 lb 90 kg test corrugated cardboard carton large enough to allow 2 5 cm of cushioning material to surround the unit Use a material such as foam slabs or chips Label the carton as shown in Figure 2 3 3 4 If shipping mark the address of the service center and your return address on the carton 5 If storing stack no more than eight cartons high Check the stor
10. Cover 2 12 Release 1 0 98 07 OPERATING MANUAL INSTALLATION 2 7 2 Making Load Connections continued To make load connections to a 7 5V 300A power supply Remove bus bar top cover Do not remove chassis mounted part of the cover Loosen wire clamp screws part of strain relief Do not disassemble strain relief Insert load wire in strain relief Install connectors such as the Thomas and Betts wire connector 54158 to load wiring Fasten connectors to bus bars with 5 16 x 5 8 M8 x 16 mm screws 5 16 MB flat washers lock washers and hex nuts as shown in Figure 2 7 3 I e Note Bus bar hole sizes are 0 343 D 1 0 197 D 2 Hex Nut 2 places Lock Washer 2 places Flat Washer 2 places US ITTF MA R LTS UT LT LT 7 mm sel SM Screw 2 places Wire connector 2 places BN Se Assembled View Figure 2 7 3 Typical Load Connection Hardware Low voltage model shown Release 1 0 98 07 2 13 INSTALLATION OPERATING MANUAL 2 7 2 Making Load Connections continued 150V to 600V Models WARNING To protect personnel against accidental contact install a physical shield for the connections at any load attached to a high voltage power supply The 150V to 600V models have a 4 terminal wire clamp output connector See Figure 2 7 4 for a labeled drawing of the wire clamp connector To prepare and connect the load wiring 1 Strip 0 4 10 mm at the end of
11. J2 connector terminals 12 output current monitor and 11 current monitor signal return 4 Turn the current control fully counter clockwise then turn on the power supply Set the power supply s output current to 1 of the model rated output See Note 6 Adjust the output current monitor offset R394 until the monitor DVM indicates 1 of the readback scale SOmVdc for 0 5 Vreadback or 100mVdc for 0 10Vdc readback 7 Set the power supply output current to the model rated output 8 Adjust the output current monitor range R383 until the monitor DVM indicates 100 of the readback scale Vdc for 0 5V readback or 10Vdc for 0 10Vdc readback Repeat this procedure until the monitor signal is adjusted to power supply specifications see Section 1 or to the accuracy that your application requires Note Calculate the required DVM reading using V IR where V is the DVM reading I is the current and R is the DC shunt resistance 5 4 Release 1 0 98 07 Xantrex Technology Inc 8587 Baxter Place Burnaby B C Canada V5A 4V7 Tel 604 415 4600 Fax 604 415 4674 Toll Free North America 1 800 667 8422 e mail xantrex xantrex com http www xantrex com XANTREX The Power To Rely On
12. LENGTH POSSIBLE POSITIVE LOAD ERMINAL NEGATIVE LOAD TERMINA DAD 2 Figure 2 7 8 Multiple Loads with Remote Sensing 2 16 Release 1 0 98 07 OPERATING MANUAL INSTALLATION 2 8 Local and Remote Sensing Use connections at the rear panel J10 sense connector to configure the power supply for local or remote sensing of output voltage See Figure 2 8 1 for a drawing of the sense connector 2 8 1 Sense Wiring AN WARNING There is a potential shock hazard at the sense connector when using a power supply with a rated output greater than 40V Select wiring with a minimum insulation rating equivalent to the maximum output voltage of the power supply for use as local sense jumpers or for remote sense wires For example select TEW 105 105 C 600V wiring for use with a model 600 4 power supply For lowest noise performance use shielded twisted pair wiring of 16 to 24 AWG for remote sense lines Strip wires 0 26 6 5 mm and insert securely as with any wire clamp connector 2 8 2 Local Sensing We ship the power supply with the rear panel J10 sense connector jumpered for local sensing of the output voltage See Table 2 8 1 for the list of connector functions and a description of local sense connections With local sensing the output voltage is regulated at the output terminals or bus bars This method does not compensate for voltage losses in the load lines so it is recommended only for low current applications or
13. LOCAL OPERATION OPERATING MANUAL 3 2 1 Operating Modes and Automatic Crossover continued Constant Voltage Mode Operation The power supply will operate in constant voltage mode whenever the load current I is less than the current limit setting Igp7 or Ip lt Isgr Note I Vopr Rp In constant voltage mode the power supply maintains the output voltage at the selected value Vs while the load current I varies with the load requirements Constant Current Mode Operation The power supply will operate in constant current mode whenever the load resistance is low enough that the load current bh is equal to the current limit setting Isgr Note Vj Isp7Rz In constant current mode the power supply maintains the output current at the selected value Isp while the load voltage varies with the load requirements Automatic Mode Crossover This feature allows the power supply to automatically switch operating modes in response to changing load requirements If for instance the power supply was operating in Constant Voltage Mode I lt Igpy and the load changed so that the load current Oh became equal to the current limit setting Gr the power supply would automatically switch into Constant Current Mode and the output voltage would vary in response to changes in load current If the additional load was subsequently removed so that the load current was again less than the current limit setting the supply would automatically r
14. User Diagnostics If your power supply is not performing as described in this operating manual run through the procedures and checks in this section before calling your service technician These procedures are confined to operator level functions only and do not require cover off servicing 3 7 1 Emergency Shutdown In an emergency carry out both of these steps 1 Shut the power supply off immediately 2 Disconnect the power supply from the load 3 7 2 Unusual or Erratic Operation If the power supply displays any unusual or erratic operation follow these steps Shut the power supply off immediately Disconnect the power supply from the load Test the power supply with no load running the tests in Section 2 6 Functional Tests Ge er If the tests show that the power supply is functioning normally check all load programming and monitoring connections and circuits 5 Check the AC input for correct voltage and frequency If the problem is not solved after following this procedure or if the unit fails to operate correctly upon retesting call your service technician Turn to the next page for more information about troubleshooting for operators 3 10 Release 1 0 98 07 OPERATING MANUAL LOCAL OPERATION 3 7 3 Troubleshooting for Operators Use the checks in Table 3 7 1 to ensure that the power supply is configured and connected for normal operation Abbreviated References Used in Table ACF AC fail OTP over temperatu
15. applications for which load regulation is not essential Note When using local sense connections use the largest practical load wire size to minimize the effects of line impedance on the regulation of the supply A ACUACO NY e VJ FLEA AEE HY I E S l Figure 2 8 1 J10 Sense Connector Shown with local sense jumpers connected Table 2 8 1 Rear Panel J10 Sense Connector Terminals and Functions Terminal Name Funetion J10 1 Return Sense SNS Remote negative sense connection Default connection to terminal 2 J10 2 Negative Output Return or RTN Connected internally to negative bus bar J10 3 No connection J10 4 Positive Output OUT Connected internally to positive bus bar J10 5 Positive Sense SNS Remote positive sense connection Default connection to terminal 4 Release 1 0 98 07 2 17 INSTALLATION OPERATING MANUAL 2 8 3 Using Remote Sensing AN WARNING There is a potential shock hazard at the sense points when using a power supply with a rated output greater than 40V Install a physical shield for the sense connections at the load or at any other sense point chosen when using a power supply with a rated output greater than 40V CAUTION
16. details CONFIDENTIAL INFORMATION The information contained in this document is confidential and is the exclusive property of Xantrex Technology Inc It may not be disclosed to any person without the express written consent of Xantrex Technology Inc PRINTED IN CANADA OPERATING MANUAL ABOUT THIS MANUAL ABOUT THIS MANUAL This OPERATING MANUAL contains user information for the XFR Series of variable DC output power supplies which are available in several voltage models at 2800 Watts It provides information about features and specifications installation procedures and basic functions testing as well as operating procedures for using both front panel control and remote analog programming functions Who Should Use This Manual This manual is designed for the user who is familiar with basic electrical laws especially as they apply to the operation of power supplies This implies a recognition of Constant Voltage and Constant Current operating modes and the control of input and output power as well as the observance of safe techniques while effecting supply or pin connections and any changes in switch settings The more technical user can refer to the schematics in the service manual for troubleshooting and for configuring new applications Section 1 Features and Specifications Describes the power supply and lists its features and specifications Section 2 Installation Goes through basic setup procedures Describes inspection cleanin
17. position and resume normal power supply operation 3 4 2 Controlling the Shutdown Function via the J2 Connector The shutdown circuit accepts a 2 5 to 15V signal to disable or enable the power supply output Make connections for signals at connector J2 located on the unit s rear panel Set rear panel switch SW1 7 to select signal logic See Section 4 2 for more information about making J2 connector and SWI switch changes To activate the shutdown function 1 Turn OFF the power supply 2 Connect the signal source to J2 connector terminal 15 Shutdown Input positive and terminal 14 Shutdown Return 3 Set switch SW1 7 to select the desired circuit logic as set out in Table 3 4 1 4 Turn on the power supply The power supply will operate as described in the Supply Output column in Table 3 4 1 according to the logic you select and the level of the input signal The S D Shutdown LED on the front panel turns on when the Shutdown circuit is activated Table 3 4 1 Switch Settings for Shutdown Circuit Logic Switch SW1 7 Setting Source Signal Signal Level Supply Output S D LED OFF Active low default 2 15V HIGH OFF ON 0 0 4V LOW ON OFF ON Active high 2 15V HIGH ON OFF 0 0 4V LOW ON 1 If switch SW1 7 is ON but there is no signal applied the S D LED turns on and the power supply will not provide an output until the HIGH signal level is applied 2 The rear panel SWI switch is marked with the word OPEN on its upper surface
18. supply via remote analog control at the J2 connector CAUTION The remote programming inputs are internally referenced to the supply s negative output Do not connect control ground J2 terminals 3 5 or 7 to the supply s positive output 1 Shut the power supply OFF 2 Set switches SW1 1 SW1 2 SW1 3 and SW1 4 according to the programming sources you will be using as indicated in Table 4 3 2 See Notes at the end of this procedure for more information about switch settings Install any J2 connector jumpers as indicated in Table 4 3 2 4 Connect the programming source s to the mating J2 connector as shown in Figure 4 3 1 observing the correct polarity for voltage sources Ensure that the mating connector is plugged securely into the rear panel connector 5 Set the programming sources to the desired levels and turn the power supply ON The REM LED turns on Adjust the external programming source to change the power supply s output 4 4 Release 1 0 98 07 OPERATING MANUAL REMOTE OPERATION 4 3 2 Notes Output Remote Analog Programming Procedure continued The rear panel SWI switch is marked with the word OPEN on its upper surface Any of the eight switches on SWI is OFF when it has been flipped up to break contact ON when flipped down to close contact Resetting switches SW1 3 or SW1 4 the programming scale selection switches may require that you recalibrate the programming circuit to maintain programming a
19. with respect to the common connection See Figure 3 5 3 DAD LINES A te ir LARGEST GAUG POSITIVE SENSE SE POSITIVE OUTPUT ESSIBEE TERMINAL NEGATIVE QUTPUT TERMINA RETURN SENSE POSIT LOAD Uslliiveo A NEGATIVE OUTPU TERMINAL POWER SUPP y 3 Ox RETURN SENSE C ERMINAL 1 POWER SUPPLY 1 gt POSITIVE LOAD TERMINAL 2 gt NEGATIVE LOAD POSITIVE SENSE Ox TERMINA POSITIVE OUTPUT TERMINAI LOAD Figure 3 5 3 Split Supply Operation of Multiple Supplies Two Positive Voltages Local sense lines shown are default J10 connections 3 8 Release 1 0 98 07 OPERATING MANUAL LOCAL OPERATION 3 5 3 Configuring Multiple Supplies for Split Supply Operation continued Positive negative Supply CAUTION To prevent possible damage to the supply do not connect the remote program return line of the negative supply to the common connection To obtain a positive negative supply connect the negative output terminal of one supply to the positive output terminal of the second supply The positive output terminal of the first supply then provides a positive voltage relative to the common connection while the negative output terminal of the second supply provides a negative voltage You can set the current limits independently The maximum current available in split supply operation is equal to the rated output of the supplies For example 70A for two 40V 70A models See Fi
20. 0 130A 0 70A 0 46A Output Power 2250W 2640W 2600W 2800W 2760W Line Regulation 2 Voltage 0 01 of Vmax 2mV 2 75mV 3 2mV Amy 6mV 8mV Current 0 01 of Imax 2mA 32mA 24mA 15mA 9mA 6 6mA Load Regulation 3 Voltage 0 02 of Vmax 5mV 6 5mV 7 4mV 9mV 13mV 17mV Current 0 02 of Imax 5mA 65mA 49mA 31mA 19mA 14 2mA Meter Accuracy Voltage 1 of Vmax 1 count 0 09V 0 13V 0 3V 0 5V 0 7V Current 1 of Imax 1 count 4A 2 3A 1 4A 0 8A 0 56A Output Noise 0 20MHz Voltage p p 100mV 100mV 100mV 150mV 150mV Output Ripple rms Voltage 10mV 10mV 10mV 15mV 15mV Current 4 1600mA 1200mA 400mA 200mA 100mA Drift 30 minutes 5 Voltage 0 05 of Vmax 3 75mV 6mV 10mV 20mV 30mV Current 0 6 of Vmax 1800mA 1320mA 780mA 420mA 276mA For Resistive Programming Voltage 0 6 of Vmax 45mV 72mV 120mV 240mV 360mV Current 0 6 of Imax 1800mA 1320MA 780mA 420mA 276mA Drift 8 hours 6 Voltage 0 05 of Vmax 3 75mV 6mV 10mV 20mV 30mV Current 0 05 of Imax 150mA 110mA 65mA 35mA 23mA For Resistive Programming Voltage 0 3 of Vmax 22 5mV 36mV 60mV 120mV 180mV Current 0 3 of Imax 900mA 660mA 390mA 210mA 138mA Temperature Coefficient 7 Voltage 0 02 of Vmax C 1 5mV 2 4mV 4mV 8mV 12mV Current 0 03 of Imax C 90mA 66mA 39mA 21mA 13 8mA For Resistive Programming Voltage 0 06 of Vmax C 4 5mV 7 2mV 12mV 24mV 36mV Current 0 06 of Imax C 180mA 132mA 78mA 42mA 28mA OVP Adjustment Range 5 to 110 of Vmax 0 375 8 25V 0 6 13 2V 1
21. 00mV 400mV 500mV Output Ripple rms Voltage 25mV 25mV 40mV 100mV Current 4 80mA 40mA 20mA 10mA Drift 30 minutes 5 Voltage 0 05 of Vmax 50mV 75mV 150mV 300mV Current 0 6 of Vmax 168mA 108mA 54mA 24mA For Resistive Programming Voltage 0 6 of Vmax 600mV 900mV 1800mV 3600mV Current 0 6 of Imax 168mA 108mA 54mA 24mA Drift 8 hours 6 Voltage 0 05 of Vmax 50mV 75mV 150mV 300mV Current 0 05 of Imax 14mA 9mA 4 5mA 2mA For Resistive Programming Voltage 0 3 of Vmax 300mV 450mV 900mV 1800mV Current 0 3 of Imax 84mA 54mA 27mA 12mA Temperature Coefficient 7 Voltage 0 02 of Vmax C 20mV 30mV 60mV 120mV Current 0 03 of Imax C 8 4mA 5 4mA 2 7mA 1 2mA For Resistive Programming Voltage 0 06 of Vmax C 60mV 90mV 180mV 360mV Current 0 06 of Imax C 16 8mA 10 8mA 5 4mA 2 4mA OVP Adjustment Range 5 to 110 of Vmax 5 110V 7 5 165V 15 330V 30 660V Efficiency 8 0 90 0 90 0 91 0 91 Minimum output voltage is lt 0 15 of rated voltage at zero output setting For input voltage variation over the AC input voltage range with constant rated load For 0 100 load variation with constant nominal line voltage Current mode noise is measured from 10 to 100 of rated output voltage full current Maximum drift over 30 minutes with constant line load and temperature after power on Maximum drift over 8 hours with constant line load and temperature after 30 minute warm up Change in output per C change in ambien
22. 2 14 2 7 4 Connecting Single Loads oo eee a NENGENA KE DE NS eR an GANG a BEN IN ER ap aa a aee awa 2 15 2 7 5 Connecting Multiple Logde 555545555 69595 roent erste TEN GEDENAN o DESEES SEEE E e eTo EENS 2 15 2 8 Local and Remote Sensing gies dree eege e e ane iaee GE r D SE OnE TA aa en DE na pena Ka aga ugah 2 17 2 8 VeSOMSE WALID Ges pieier a rE EE OE 2 17 2 8 2 Local Sensing EE 2 17 2 8 3 Using Remote Sensing sene toere GE ere eE EEEE EEEE EE TETEE E rE EEE AN 2 18 Release 1 0 98 07 ili CONTENTS OPERATING MANUAL 3 LOCAL OPERATION SU baa nereh ee EE 3 1 3 2 Standard E Le 3 1 3 2 1 Operating Modes and Automatic Crosgsover anane aannen naen anna anane nen ne nenen 3 1 3 2 2 Shipped Configuration Local Control Mode 3 2 3 2 3 Setting Output Voltage and Current Lamm 3 3 3 3 Using Over Voltage Protection OVP sas sasana sag ay pamah NGENER a IG Nan KENTENG NAN ENENG BE EE a pean kenang Ae Pas 3 4 3 3 1 Front Panel OVP Operation eniin eoero reessione eeN Ee S EEEE E AREER SES 3 4 3 3 2 Resetting the OVP Circuit s keinen n ATUN e EEEE eE REE Ta EN a EESE RE ES 3 4 3 4 Using the Shutdown Function cccccescsesssesesnsessensnsessossessceebsesseeseevsneveneesssesssesnenstenssennseasens 3 5 34 1 STANDBY E 3 5 3 4 2 Controlling the Shutdown Function via the J2 Connector sasseesenneneeen anana nne n nener 3 5 3 5 Using Multiple Supplies 3 6 3 5 1 Configuring Multiple Supplies for Series Operation eee e
23. 2 3 1 Initial Inspection dee 2 1 2 3 2 Periodic Cleaming engste ien ENEE EES AEN AEN 2 4 2 3 3 Packaging for Shipping or Storage eee eeceeeeeeceeecesecesecaeceaecsaecaeecaeseseseeeeeeeeereneeens 2 4 2 4 Location Mounting and Ventilation eeceeececsseceeececssecesececaeeeeceecsaeeeeceecsaeceeceecsaeceeneecaeeeaeens 2 5 2A Rack Mountings E 2 5 24 2 Ventilation e Eege ENG TEN END Aa na a AAN SEAN ANGGRANING NENG NE ANG a ga Gana pak 2 5 23 AC IMput POWER ass snang E a dan EE D a EN Aa a Ta aa a R ag eg a A aa gala ra nan ng ia ah ageh 2 6 2 5 1 AC Input Connector and Voltage Selection 0e00e0eneeeeennnennanen naen naen nanam neran enen 2 6 ZIL AC Input Cord EE 2 6 2 9 3 AC Input Wire Connections sett erie re Teer Ee E SEE Er RE NYENG NGEBON GN a EEE nan 2 7 2 0 Functional RE 2 8 2 6 1 Equipment R q ifed ue ENEE ENEE oE ESEESE REE eee 2 8 2 0 2 Power on Check assoni nn gon A Ge ee Behe Seas Beg ae EE 2 8 2 6 3 Voltage Mode Operation Check sccssecessesscadesesessssensscossousevsesessbestesecosbesssensnsavesoveesvnsssnsis 2 8 2 6 4 Current Mode Operation Check 2 9 2 6 5 Front Panel Function Checks i rics cesccscecesacacstees aa NGENE NGANA ENGETA SEDANG TEN Ga EN EN SNG ae cee 2 9 2 7 Load Connections GAEREN AE EEN 2 10 Zor Load WAL Gs os sisan aan aga ga Kaga pat gah a NGAENANG NGNE TER BR NE ON cp DER GANG GE Ngan ga a EEEIEE 2 10 2 7 2 Making Load Connections sees geet edel 2 11 2 7 3 Inductive oad EEN
24. 2 to 3 J2 Jumper 1to3and2to3 1 to 3 1 to 3 and 2 to 3 SW1 SW1 SW1 SW1 default settings 2 closed 4 open 2 closed default settings J2 Jumper J2 Jumper J2 Jumper 2 to 3 2 to 3 none Release 1 0 98 07 4 5 REMOTE OPERATION OPERATING MANUAL 4 3 2 Remote Analog Programming Procedure continued OUTPUT VOLTAGE PROGRAMMING SOURCE NG 0R N DE WA 0 SK gams 0 10K OH NONE Se MA SS OUTPUT CURRENT LIMI PROGRAMMING SOURCE NG 0 5 VDC BI 0 10 VDC i 0 5K OHMS 0 10K OHMS NONE LOCAL Figure 4 3 1 Connecting Programming Sources to J2 Connector 4 4 Remote Monitoring of Output Voltage and Current 4 4 1 Readback Signals The J2 connector on the rear panel provides access to calibrated readback signals for remote monitoring of the output voltage and current Rear panel switches SW1 5 and SW1 6 allow you to select either a 0 SVdc or a 0 10Vdc range for the output The readback signal represents 0 to 100 of the power supply s output See Table 4 4 1 for the required J2 connections and switch settings for remote monitoring of readback signals with 0 5Vdc or 0 10Vdc outputs Use shielded twisted pair wiring 20 to 24 AWG and ground the shield to J10 sense connector terminal 1 return sense or to the chassis Table 4 4 1 Power Supply Settings for Remote Monitoring of Readback Signals Readback Signal J2 Connections Swich SWI Settings Output Signa Signal Switche Setting Ran
25. 22V 2 44V 3 66V Efficiency 8 0 80 0 82 0 85 0 87 0 90 1 Minimum output voltage is lt 0 15 of rated voltage at zero output setting 2 For input voltage variation over the AC input voltage range with constant rated load 3 For 0 100 load variation with constant nominal line voltage 4 Current mode noise is measured from 10 to 100 of rated output voltage full current 5 Maximum drift over 30 minutes with constant line load and temperature after power on 6 Maximum drift over 8 hours with constant line load and temperature after 30 minute warm up 7 Change in output per C change in ambient temperature with constant line and load 8 Typical efficiency at nominal input voltage and full output power 1 2 Release 1 0 98 07 OPERATING MANUAL FEATURES AND SPECIFICATIONS 1 3 1 Electrical Specifications continued Table 1 3 2 Specifications for 100V to 600V Models Models 100 28 150 18 300 9 600 4 Output Ratings Output Voltage 1 0 100V 0 150V 0 300V 0 600V Output Current 0 28A 0 18A 0 9A 0 4A Output Power 2800W 2700W 2700W 2400W Line Regulation 2 Voltage 0 01 of Vmax 2mV 1 2mv 17mV 32mV 62mV Current 0 01 of Imax 2mA 4 8mA 3 8mA 2 9mA 2 4mA Load Regulation 3 Voltage 0 02 of Vmax 5mV 27mV 35mV 65mV 125mV Current 0 02 of Imax 5mA 10 6mA 8 6mA 6 8mA 5 8mA Meter Accuracy Voltage 1 of Vmax 1 count 1 1V 1 6V 4V 7V Current 1 of Imax 1 count 0 38A 0 19A 0 1A 0 05A Output Noise 0 20MHz Voltage p p 175mV 2
26. 4 3A maximum at 208Vac 22 4A maximum at 230Vac 47 63Hz AC Fail LED The AC Fail ACF LED turns on when the input voltage is outside of the range specified for the power supply The LED goes off when the input voltage is within the range 2 5 2 AC Input Cord The AC input cord we recommend is specified in Table 2 5 2 Add a plug suitable for use in the country in which you are operating If you require a special cord call us Table 2 5 2 AC Wire Specification Wire Size Ratings Cable Outside Diameter 3 x 12 AWG stranded copper 60 C minimum 300V 0 800 maximum 2 6 Release 1 0 98 07 OPERATING MANUAL INSTALLATION 2 5 3 AC Input Wire Connection 1 Strip outside insulation 4 10 cm Strip 0 55 14 mm at the end of each of the wires Trim wires so that the ground wire is 0 5 12 mm longer than the other wires See the inset in Figure 2 5 1 labeled Stripped AC Wire 2 Undo the two screws for the AC wiring strain relief cover on the rear panel Remove the cover See Figure 2 5 1 3 Loosen the strain relief screws Insert the AC input cable through the strain relief until the outer cable jacket is flush with the inside of the strain relief Tighten the strain relief cable clamp screw See the inset in Figure 2 5 1 labeled AC Wire Installed in Strain Relief 4 Route the AC wires to the input connector terminals as required See Table 2 5 3 To connect the wiring loosen the terminal screw insert the stripped wire 0
27. FFSET i S CURRENT PROGRAM EZ ES CURRENT PROGRAM 5 RANGE FRISE VOLTAGE PROGRAM ZC G OLTAGE PROGRAM a RANGE i OFFSET Figure 5 2 1 Programming and Monitoring Calibration Locations Top view 5 2 Release 1 0 98 07 OPERATING MANUAL CALIBRATION 5 3 Calibrating for Programming Accuracy The factory calibrates the offset and range of the voltage and current programming circuits to within 1 for the default 0 10Vdc programming signals You may need to recalibrate when you use 0 5 Vdc programming or when you switch back to 0 10Vdc programming after previously calibrating for 0 5 Vdc programming See Section 5 2 to remove the cover and any option card Follow all procedure steps in the sequence given 5 3 1 1 ON GIN eR Voltage Programming Circuit Calibration Ensure that the power supply is turned off Disconnect any load Connect the program source between J2 connector terminals 6 output voltage program input and 5 voltage program signal return Connect the DVM across the power supply output Turn the power supply on Apply 1 of program voltage Adjust the voltage program offset potentiometer R472 until the DVM reads 1 of the model rated output voltage Apply 100 of program voltage Adjust the voltage program range potentiometer R462 until the DVM reads the model rated output voltage Repeat this procedure until output levels are adjusted to power supply specifications see Section 1
28. Note to Online Reader This manual has been altered from the original to protect Xantrex s intellectual property The replacement parts lists and schematics have been removed If you wish to receive a complete printed copy of this manual please call Xantrex Sales and Support at 1 800 667 8422 in North America or send e mail to sales xantrex com Confidential Information The information contained in this document is confidential and is the exclusive property of Xantrex Technology Inc It may not be disclosed to any person without the express written consent of Xantrex Technology Inc View Manual OPERATING MANUAL XANTREX The Power To Rely On Operating Manual for XFR SERIES Power Supply This manual covers 2800 Watt models 7 5 300 100 28 12 220 150 18 20 130 300 9 40 70 600 4 60 46 TM F2OP 01XN WARRANTY This unit is guaranteed for five 5 years from the date of delivery against defects in material and workmanship This does not apply to products damaged through accident abuse misuse or unauthorized repair The manufacturer shall not be liable for any special or consequential damage of any nature The manufacturer will repair or replace the non conforming product or issue credit at its option provided the manufacturer s inspection establishes the existence of a defect Packing freight insurance and other charges incurred in returning the defective products to the manufacturer will be paid by the pur
29. a computer if you have had the GPIB or RS 232 Interface card installed as an option Refer to the separate interface manual for all setup and operation instructions for remote digital programming 4 2 Switches and Connector Used for Remote Programming and Monitoring Use the rear panel SW1 Programming Monitoring and Shutdown Select switch and the rear panel J2 Programming and Monitoring connector to choose among several remote programming and monitoring options This section lists the functions of each of the switches and the connector terminals and provides you with the procedures for resetting them 4 2 1 Rear Panel SW1 Switch The SWI Programming Monitoring and Shutdown Select switch is an 8 position piano DIP switch located on the power supply s rear panel See Figure 4 2 1 The SWI switch enables you to choose e Resistive programming of output voltage or current limit e Output voltage and current limit programming scales e Output voltage and current monitor scales e Remote shutdown circuit logic e Over temperature shutdown mode 1 Resistive Programming of Output Voltage 2 Resistive Programming of Output Current 3 Selects Output Voltage Programming Source Range 4 Selects Output Current Limit Programming Source Range 5 Selects Output Voltage Monitor Range 6 Selects Output Current Monitor Range 7 Selects Remote Shutdown Logic 8 Selects Over Temperature Shutdown Reset Mode Figure 4 2 1 Programming and Monitoring SW1 Switc
30. age temperature range and storage altitude specification in Section 1 3 6 POWER SUPPLY Model Number Serial Number FRAGILE ELECTRONIC EQUIPMENT Figure 2 3 3 Shipping or Storage Carton Label 2 4 Release 1 0 98 07 OPERATING MANUAL INSTALLATION 2 4 Location Mounting and Ventilation Use the power supply in rack mounted or in benchtop applications 2 4 1 Rack Mounting WARNING Ensure that the screws for the rack mount brackets do not extend more than 1 8 3 0 mm into the sides of the unit The power supply is designed to fit in a standard 19 483 mm equipment rack To install 1 Use the rack mount brackets at either side of the front panel to install the power supply in a rack To mount the supply for relay rack applications remove the brackets from the location near the front panel and re install them at their alternate locations which are midway along each side 2 Provide adequate support for the rear of the unit without obstructing the ventilation inlets on the sides of the unit Use a support bar such as Hammond RASB19WH2 at the rear of the unit Follow the manufacturer s instructions to install the support bar To install the 2800 Watt power supply with rack mount slides use a typical slide kit such as ZERO C 300 S 18 Follow the manufacturer s instructions to install the slides Add a 1 8 3 0 mm spacer between the chassis and the slide 2 4 2 Ventilation Whether you place the power supply in a ra
31. an nee 4 7 Table 5 2 1 Current Carrying Capacity for Wimng anana annena anana nenen naen naen naen ene 5 1 Release 1 0 98 07 v OPERATING MANUAL FEATURES AND SPECIFICATIONS 1 FEATURES AND SPECIFICATIONS 1 1 Description This series of power supplies provides low noise precisely regulated variable DC output at 2800 Watts of output power Over voltage protection and thermal shutdown are standard Front panel controls and indicators are extensive Select from several remote control choices standard analog programming standard remote monitoring of output voltage and current optional isolated programming or readback and optional GPIB programming or RS 232 control Use this power supply either on your bench or in a standard 19 rack the unit occupies only 3 5 2U of vertical rack space Designed for continuous use in standalone or systems applications this power supply is typically used to power DC equipment control magnets or burn in components See Table 1 1 1 for the list of available models Table 1 1 1 Available Voltage and Current Ranges Mode TNoltage Range Current Range 1 2 Features and Options e Simultaneous digital display of both voltage and current e Ten turn front panel voltage and current controls for high resolution setting of the output voltage and current from zero to the rated output e Automatic mode crossover into current or voltage mode e Front panel push button control of output standby mode and pre
32. ating or regulation load See Section 3 2 poor Is input voltage within specified Connect to appropriate AC voltage source Are sense lines connected Section 2 8 Local and Remote Sensing Internal circuit See your service technician Output oscillating Internal circuit See your service technician Release 1 0 98 07 3 11 OPERATING MANUAL REMOTE OPERATION 4 REMOTE OPERATION 4 1 Introduction The rear panel switches and connector on the power supply allow you to program the supply with an analog device or to output readback signals This section covers the following topics e Section 4 2 explains how to use the programming and monitoring selection switch and connector e Section 4 3 contains procedures for remote analog programming of output voltage and current limit with 0 5V and 0 10V voltage sources and 0 5k and 0 10kQ resistances e Section 4 4 shows the connector and switch settings for using calibrated readback signals for output voltage and output current with selectable 0 5V or 0 10V scales Isolated Programming The four channel Isolated ISOL Programming Interface is an internal card which is ordered as an option It allows remote programming and readback of the power supply s output voltage and current limit with 0 5V analog signals at a different potential relative to the power supply s output The ISOL Interface is described in Section 4 5 Remote Digital Programming You can operate the power supply from
33. ccuracy See Section 5 Calibration Switches SW1 5 SW1 6 SW1 7 and SW1 8 are not required for remote programming They remain at the settings you have selected for your application Switches SW 1 to SW 4 can be set to their defaults 1 and 2 open 3 and 4 closed unless otherwise specified in Table 4 3 2 See Section 4 2 1 Rear Panel SW1 Switch for default settings Table 4 3 2 Power Supply Settings for Different Programming Sources Voltage Output Current Limit Programming Source Programming Source Panel Control SW1 SW1 SW1 SW1 SW1 3 and 4 open 3 open 2 closed 3 and 4 2 closed 3 open J2 Jumper J2 Jumper open J2 Jumper 1 to 3 and 2 to 3 1 to 3 and 2 to 3 J2 Jumper 1 to 3 and 2 to 3 1 to 3 and 2 to 3 SW1 SW1 SW1 SW1 SW1 4 open default settings 2 closed 4 open 2 closed default settings J2 Jumper J2 Jumper J2 Jumper J2 Jumper J2 Jumper 1 to 3 and 2 to 3 1 to 3 and 2 to 3 1 to 3 and 2 to 3 1 to 3 and 2 to 3 0 5KQ Resistor SW1 SW1 SW1 SW1 SW1 0 10kQ 1 closed 3 and 4 1 closed 3 open 1 and 2 closed 1 and 2 closed 3 open 1 closed open J2 Jumper 3 and 4 open 3 open J2 Jumper 1 to 3 and 2 to 3 J2 Jumper J2 Jumper 1 to 3 and 2 to 3 1 to 3 and 2 to 3 1 to 3 and 2 to 3 SW1 SW1 SW1 SW1 Resistor 1 closed 4 open 1 closed 1 and 2 closed 1 and 2 closed 1 closed J2 Jumper J2 Jumper 4 open J2 Jumper J2 Jumper 1 to 3 and 2 to 3 1 to 3 and
34. ccurately the output voltages are matched Note If you do not fix the OVP setpoints at maximum the OVP circuit may trip on one unit reducing the current available to the load Sensing for Parallel Operation Use default local sensing to enhance power sharing between units as the impedance of the load lines will tend to correct for current imbalance If you use remote sensing at the load for better voltage regulation one supply always operates in current limit mode and supplies most of the power POSITIVE SENSE LOAD LINES KAGAN 2 USE THE LARGEST GAUGE PASTE HUT EU S AND SHORTEST LENGTI ERMINAL A POSSIBLE NEGATIVE OUTPUT TERMINAL RETURN SENSE POSITIVE LOAD POWER SUPPLY ERMINAL x NEGATIVE LOAD TERMINAL POSITIVE SENSE POSITIVE OUTPUT C ERMINAL LOAD NEGATIVE OUTPUT TERMINAL RETURN SENSE C POWER SUPPLY 2 Figure 3 5 2 Parallel Operation of Multiple Supplies Local sense lines shown are default J10 connections Release 1 0 98 07 3 7 LOCAL OPERATION OPERATING MANUAL 3 5 3 Configuring Multiple Supplies for Split Supply Operation Split supply operation uses two power supplies to obtain two positive voltages with a common ground or to obtain a positive negative supply Two Positive Voltages To obtain two positive voltages connect the negative output terminals of both supplies together in a common connection The positive output terminals will provide the required voltages
35. chaser The manufacturer will pay return freight if the repaired unit is deemed to be under warranty If any questions arise concerning the warranty check with the manufacturer prior to taking any action When requesting information assistance or authorization please state the serial number of the unit available from the label on the unit Give a brief description of the problem with the unit For information about packaging for shipping see Section 2 3 3 GENERAL WARNINGS AND CAUTIONS AY HIGH ENERGY AND HIGH VOLTAGE WARNINGS Exercise caution when using and servicing a power supply High energy levels can be stored at the output voltage terminals on a power supply in normal operation In addition potentially lethal voltages exist in the power circuit and on the output and sense connectors of a power supply with a rated output greater than 40V Filter capacitors store potentially dangerous energy for some time after power is removed OPERATING AND SERVICE PRECAUTIONS Operate the power supply in an environment free of flammable gases or fumes To ensure that the power supply s safety features are not compromised use the power supply as specified in this manual and do not substitute parts or make any unauthorized modifications Contact the service technician for service and repair help Repairs must be made by experienced service technicians only POWER SUPPLY SAFETY MARKINGS a Protective Conductor Terminal AN Caution Check manual for
36. ck or on a bench allow cooling air to reach the ventilation inlets on the sides of the unit and allow 4 10 cm of unrestricted air space at the rear of the unit for the fan exhaust Any ventilation space at the top and bottom of the supply will further lower internal operating temperatures Check Section 1 3 6 for the operating ambient temperature range and the operating altitude specification Release 1 0 98 07 2 5 INSTALLATION OPERATING MANUAL 2 5 AC Input Power AY WARNING There is a potential shock hazard if the power supply chassis and cover are not connected to an electrical ground via the safety ground in the AC input connector Ensure that the power supply is connected to a grounded AC outlet with the recommended AC input connector configured for the available line voltage as set out in this section WARNING Disconnect AC power from the unit before removing the cover Even with the front panel power switch in the OFF position live line voltages are exposed when the cover is removed Repairs must be made by experienced service technicians only 2 5 1 AC Input Connector and Voltage Selection The AC input connector is a 3 terminal wire clamp connector located on the power supply s rear panel See Figure 2 5 1 for a drawing of the connector See Table 2 5 1 for the input voltage range and frequency required to operate the power supply Table 2 5 1 AC Input Voltage Range and Frequency AC Voltage Range 190 264Vac 19 2
37. each of the wires 2 To connect the wiring loosen each terminal screw insert a stripped wire into the terminal and tighten the screw securely ele cL ACVACO NY Figure 2 7 4 Output Voltage Connector For high voltage 150V to 600V models 2 7 3 Inductive Loads To prevent damage to the power supply from inductive kickback connect a diode across the output The diode must be rated at greater than or equal to the supply s output voltage and have a current surge rating greater than or equal to the supply s output rating Connect the cathode to the positive output and the anode to return Where positive load transients such as back EMF from a motor may occur connect a transorb or a varistor across the output to protect the power supply The breakdown voltage rating for the transorb or varistor must be approximately 10 higher than the rated supply output 2 14 Release 1 0 98 07 OPERATING MANUAL INSTALLATION 2 7 4 Connecting Single Loads Figure 2 7 5 and Figure 2 7 6 show recommended load and sensing connections for single loads Local sense lines shown are default connections at the rear panel J10 sense connector as identified on Figure 2 3 2 You do not need remote sensing for basic operation of your supply However if you wish to correct any small drops in your load lines then use the remote sensing feature See Section 2 8 Local and Remote Sens
38. ee eee ceeecneeereeeeeeeeeeeeeeeees 3 6 3 5 2 Configuring Multiple Supplies for Parallel Operation 0e00eeeneeeeneeenneenennanen anae ne 3 7 3 5 3 Configuring Multiple Supplies for Split Supply Operation eee cee anana anaenenene 3 8 3 6 Over Temperature Protection OT 3 9 3 7 User Dia ne 3 10 3 71 Emergency Shutdowies cc ya ea aga a BAG KB Wa aa EN TA EN Na Da AN bases GA ea Wa EKA a Eege 3 10 3 7 2 Unusual or Erratic Operation 00es0eeeneneeneen anana anna en nana n nenen e nana n aana n ena nenen ene 3 10 3 7 3 Troubleshooting for Operators naen naen anana anna en naen naen anna anna 3 11 4 REMOTE OPERATION 4 1 EALA KOIG AD CeIn TO t PASE ANA ANGGA TEN AA ANNA TAA a tiie han abn ok os ieee 4 1 4 2 Switches and Connector Used for Remote Programming and Monitoring 00000000 eee eee 4 1 421 Rear Panel SW 1S Watch oss sods esses age Dapat ag ene an a PN ea a Da pap a gas an SE ideen idee 4 1 4 2 2 Rear Panel JZ Conmectoriscss EEN NENG Ie a Ba aa a a gah aa aaa 4 2 4 3 Remote Analog Programming of Output Voltage and Current mt 4 4 4 3 1 Remote Programming Options 00e00eeeneen nenen nae nn nnen nana an anane n nana nnen naen en naen 4 4 4 3 2 Remote Analog Programming Procedure nane nnen nana en naen 4 4 4 4 Remote Monitoring of Output Voltage and Cumrent anane annennnnen anna en naen 4 6 4471 Readback Signals un edu et 4 6 4 5 Using the Isolated ISOL Programming Interface Op on 4 7 Al ISOL Specif
39. es is the output current of a single supply in the string POSITIVE SENSE C 3 6 LOAD LINES rie USE THE LARGEST GAUGE eS US RUN AND SHORTEST LENGTH TERMINAL d le NEGATIVE OUTPUT TERMINAL RETURN SENSE POSITIVE LOAD POWER SUPPLY 1 TERMINA seme NEGATIVE LOAD ERMINA POSITIVE SENSE POSITIVE DUTPUT TERMINAL OAD NEGATIVE OUTPUT ERMINAI RETURN SENSE POWER SUPPLY 2 Figure 3 5 1 Series Operation of Multiple Supplies Local sense lines shown are default J10 connections Release 1 0 98 07 OPERATING MANUAL LOCAL OPERATION 3 5 2 Configuring Multiple Supplies for Parallel Operation Use parallel operation to obtain a higher current through a single output using two or more supplies Set all of the OVP setpoints to maximum See Section 3 3 Using Over Voltage Protection Set all of the outputs to the same voltage before connecting the positive output terminals and negative output terminals in parallel See Figure 3 5 2 The total current available is the sum of the maximum currents of each supply When operating multiple supplies in parallel the operating mode of each supply depends on the load current being drawn For example with two 40V 70A power supplies operating in parallel with a 100A load one supply operates in constant current mode supplying 70A and the other supply operates in voltage mode supplying the remaining 30A The level of current sharing between units depends on how a
40. eturn to Constant Voltage Mode 3 2 2 Shipped Configuration Local Control Mode The factory ships units already configured for local control front panel operation Table 3 2 1 summarizes this configuration See Figure 2 3 1 and Figure 2 3 2 for front and rear panel diagrams Table 3 2 1 Shipped Configuration Local Control Mode Local Control Configuration Additional References Use the front panel controls to adjust the output Section 3 covers front panel operation See Section 4 voltage and current limit settings Note Use the Remote Operation for remote analog programming LOCAL button only when you have a digital procedure s programming interface installed The supply s sense point is at the rear panel J10 See Section 2 8 Local and Remote Sensing for how to sense connector terminals change from local to remote sensing The over voltage protection OVP set point is See Section 3 3 Using Over Voltage Protection OVP adjusted at the front panel to approximately 110 of for the adjustment procedure rated output voltage The over temperature shutdown function See Section 3 6 Over Temperature Protection OTP automatically resets when activated as determined by for more information about switch SW1 8 settings the position of rear panel switch SW1 8 A latch off setting is also available 3 2 Release 1 0 98 07 OPERATING MANUAL LOCAL OPERATION 3 2 3 Setting Output Voltage and Current Limit Install the power supp
41. eturns 1 Ensure that the power supply rear panel SWI switches 3 4 5 and 6 are set for 0 5V programming and monitoring Section 4 2 2 Connect the 0 5V programming source or the monitor lines to the J2 connector on the power supply s rear panel as described in Table 4 5 1 Note With ISOL installed J2 connector terminals 5 7 and 9 are disconnected Use J2 connector terminal 11 for programming and monitoring return connections 3 Once the connections are made use the power supply with the ISOL interface installed as you would use a power supply with a 0 5 Vdc programming source The only differences are that the programming and monitoring sources are now isolated and that resistive and 0 10V programming as well as 0 10V monitoring are disabled All front panel functions are as usual Table 4 5 1 J2 Programming and Monitoring Connections with ISOL Interface Voltage Program Current Program Voltage Monitor Current Monitor VPGM IPGM VMON IMON Program Signal 1210 SE Return L J2 11 J2 11 J2 11 4 5 3 ISOL Calibration To calibrate a unit which has the ISOL Interface installed the service technician follows the standard procedures in Section 5 Calibration Release 1 0 98 07 4 7 OPERATING MANUAL CALIBRATION 5 CALIBRATION 5 1 Introduction AY HIGH ENERGY HIGH VOLTAGE WARNINGS Exercise caution when using and servicing a power supply High energy levels can be stored at the output voltage terminals on a
42. g shipping and storage procedures Includes AC input connection basic functions testing and load and sense lines connections Section 3 Local Operation Provides procedures for local front panel operation Includes procedures for using over voltage protection shutdown function multiple supplies and over temperature protection Section 4 Remote Operation Covers remote analog programming operation and remote monitoring of output voltage and current Section 5 Calibration Includes calibration for programming and readback accuracy Manual Revisions The current release of this manual is listed below Insert pages will update already printed manuals Reprinted manuals may note any minor corrections and additions on the Manual Changes list page ii A new release of the manual is identified by a new release number and printing date and will include all of the additional or corrected information since the last release Release 1 0 98 07 24 Warnings Cautions and Notes Warnings cautions and notes are defined and formatted in this manual as shown below WARNING Describes a potential hazard which could result in injury or death or a procedure which if not performed correctly could result in injury or death CAUTION Describes a procedure which if not performed correctly could result in damage to data equipment or systems Note Describes additional operating information which may affect the performance of the equi
43. ge Output Voltage Terminal 10 Terminal 9 SW1 5 OPEN 0 5Vdc CLOSED 0 10Vdc Output Current Terminal 12 Terminal 11 SW1 6 OPEN 0 5Vdc CLOSED 0 10Vdc Note Check the readback accuracy any time you reset switches SW1 5 and SWI 6 See Section 5 Calibration 4 6 Release 1 0 98 07 OPERATING MANUAL REMOTE OPERATION 4 5 Using the Isolated ISOL Programming Interface Option The 4 channel Isolated ISOL Programming Interface allows remote programming and readback of the power supply output voltage and current limit using 0 5V analog signals that are not referenced to the power supply s internal ground The isolation amplifiers used are rated to 1000Vdc With ISOL installed the power supply will no longer support resistive programming or 0 10V programming or readback Any non programmed function either voltage or current limit can still be controlled via the power supply s front panel 4 5 1 ISOL Specifications Table 4 5 1 Isolated ISOL Programming Interface Specifications Characteristics Minimum E Nominal Gain Gain Error Gain vs Temperature Non Linearity Offset Voltage Input vs Temperature Voltage Range Resistance Readback Voltage Range Current Drive Load Capacitance 4 5 2 ISOL Setup and Operating Instructions CAUTION In order to maintain isolation do not connect either rear panel connector J2 terminal 3 control ground or the supply return to J2 terminals 5 7 9 or 11 program monitor signal r
44. ge 6 Output Current Monitor Range 7 Remote Shutdown Logic 8 Over Temperature Reset Mode AC Input Blank Subplate DC Output E 2 5 Replaced if digital See inset and for more l programming Section 2 7 for Fan Exhaust Vents information interface more information Do not obstruct SE WOH en wen ag 5 R J10 Sense Connector J2 Programming and Monitoring Connector See Section 2 8 for more See Section 4 2 for more information information 1 Remote Output Voltage Programming Select 1 Return Sense 2 Remote Output Current Limit Programming Select 2 Negative Output Return 3 Control Ground 3 No connection N C 4 N C 4 Positive Output 5 Voltage Program Signal Return 5 Positive Sense 6 Output Voltage Program Input 7 Current Program Signal Return 8 Output Current Limit Programming Input 9 Voltage Monitor Signal Return 10 Output Voltage Monitor 11 Current Monitor Signal Return 12 Output Current Monitor 13 N C 14 Shutdown S D Signal Return 15 S D Input L O i ACUACO NYO Output Voltage Connector For high voltage 150V to 600V models Figure 2 3 2 Power Supply Rear Panel
45. gure 3 5 4 LOAD LINES Eee DES N USE THE LARGEST GAUC OSITIVE SENSE O AND SHORTEST LENGTH POSSIBLE POSITIVE DUTPU Je LA TERMINA R NEGATIVE OUTPUT TERMINAL RETURN SENSE POSITIVE LOAD ERMINAL POWER SUPPLY COMMON LOAD ERMINA NEGATIVE LOAD POSITIVE SENSE ERMINAL POSITIVE DUTPU TERMINA LOAD NEGATIVE OUTPUT TERMINAL RETURN SENSE POWER SUPPLY 2 Figure 3 5 4 Split Supply Operation of Multiple Supplies Positive negative Supply Local sense lines shown are default J10 connections 3 6 Over Temperature Protection OTP The OTP function allows you to select how the power supply recovers from an over temperature shutdown using the rear panel switch SW1 8 Table 3 6 1 shows the switch settings and selections See Section 4 2 for more information about the switch The OTP shutdown circuit activates before the internal components can exceed their safe internal operating temperatures When an OTP shutdown occurs the front panel OTP LED turns on Table 3 6 1 Switch Settings for Over Temperature Recovery Options Switch SW1 8 OTP Shutdown Selection OFF OPEN Auto Reset Default The supply recovers to normal operation when the over temperature condition no longer exists ON CLOSED Latch OFF After an over temperature shutdown the supply stays OFF until you turn the AC power switch OFF then you turn the power supply ON to continue use Release 1 0 98 07 3 9 LOCAL OPERATION OPERATING MANUAL 3 7
46. h Switch is shown in factory default configuration Release 1 0 98 07 4 1 REMOTE OPERATION OPERATING MANUAL 4 2 1 Rear Panel SW1 Switch continued The rear panel SW1 switch is marked with the word OPEN on its upper surface Any of the eight switches on SWI is OFF when it has been flipped up to break contact ON when flipped down to close contact Table 4 2 1 shows the functions assigned to each SWI switch Table 4 2 1 Rear Panel SW1 Switch Assignments Factory Defaults Underlined Switch Function Joes Closed SW1 1 1mA current source for resistive programming Voltage source Resistive programming of output voltage programming 0 5k 0 10k SW1 2 1mA current source for resistive programming Voltage source Resistive programming of output current limit programming 0 5k 0 10k SW1 3 Output voltage programming source range 0 5V 0 5k 0 10V 0 10k select SW1 4 Output current limit programming source range 0 5V 0 5k 0 10V 0 10k select SW1 7__ Remote shutdown logic select_ HIGH OFF SW1 8 Over temperature shutdown reset mode select_ Autoreset Resetting the Switches Before making any changes to the switch settings disable the power supply output by pushing the front panel STANDBY switch to its IN position This shuts down the power supply on a temporary basis The front panel S D LED turns on Then use any small flat bladed screwdriver to change the switch settings 4 2 2 Rear Panel J2 Connector
47. has been installed in your power supply Release 1 0 98 07 2 9 INSTALLATION OPERATING MANUAL 2 7 Load Connection This section provides recommendations for load wires and how to connect them for both single and multiple load configurations 2 7 1 Load Wiring When connecting load wiring to the power supply consider the following factors e insulation rating of the wire e current carrying capacity of the wire e maximum load wiring length for operation with sense lines e noise and impedance effects of the load lines Insulation Rating AY WARNING There is a potential shock hazard at the output when using a power supply with a rated output greater than 40V Use load wiring with a minimum insulation rating equivalent to the maximum output voltage of the power supply For example select TEW 105 105 C 600V wiring for use with a 600 4 model power supply Current Carrying Capacity As a minimum load wiring must have a current capacity greater than the output current rating of the power supply This ensures that the wiring will not be damaged even if the load is shorted Table 2 7 1 shows the maximum current rating based on 450A per square centimeter for various gauges of wire rated for 105 C operation Operating at the maximum current rating results in an approximately 30 C temperature rise for a wire operating in free air Where load wiring must operate in areas with elevated ambient temperatures or bundled with other wiri
48. ications E 4 7 4 5 2 ISOL Setup and Operating Instructions e00es0ne anane anan an naen naen naen naen enere anna ee 4 7 45 3 ISOL CGabbrategt 20 EEN EEN 4 7 5 CALIBRATION Kabes EE 5 1 5 2 Calabration S Qtup sec sisess aan gga Eessen GAGANA NGA DN KAET EErEE T E GA Soesi 5 1 5 2 1 Service Environment and Precautions 0es0eneeoeennaeen neneman naen anana en naen n nenen nene 5 1 5 2 2 Equipment Required 05 0 c sc hectic OSNA 5 1 5 2 3 Accessing Calibration Potentiometers 0es0eeeneeen anan nnaenan anan ennannn naen naen enere en enae 5 2 5 3 Calibrating for Programming AccuracH anon nnannen anana n nana nen anana en anane naen nener 5 3 5 3 1 Voltage Programming Circuit Calbraon nenen anannn naen nanem ena anana 5 3 5 3 2 Current Limit Programming Circuit Calibration 00ee0eo0eenenenen anane anan nn nean naen enee 5 3 5 4 Calibrating for Readback AccuracN nenen naen nenanem ananem an nana ne nane nenen n nana n ena ene 5 4 5 4 1 Output Voltage Monitor Circuit Calibration 00e0en0eeeneee anan en nenen naen n nana nenenne 5 4 5 4 2 Output Current Monitor Circuit Calbrapon nenen nannnannen anana anna anana 5 4 iv Release 1 0 98 07 OPERATING MANUAL ILLUSTRATIONS AND TABLES LIST OF ILLUSTRATIONS Figure 1 3 1 Typical Input Current Characteristics 0as0ee anane anana nean naen n nana n anan n aana nee n anane ene 1 4 Figure 1 3 2 Dimensional Drawi
49. ing for more information LOAD LINES USE THE LARGEST GAUGE AND SHORTEST LENGTH POSSIBLE POSITIVE SENSE POSITIVE DUTPUT TERMINAL NEGATIVE OUTPUT TERMINAL RETURN SENSE C POWER SUPPLY Figure 2 7 5 Single Load with Local Sensing Default OAD LINES E E LARGEST GAUGE D SHORTEST LENGTH POSSIBLE POSITIVE SENSI 8 POSITIVE OUTPUT POSITIVE LOAD TERMINAL TERMINAL NEGATIVE QU NEGATIVE LOAD TERMINAL TERMINAL RETURN SENS POWER SUPPLY LOAD Figure 2 7 6 Single Load with Remote Sensing 2 7 5 Connecting Multiple Loads Proper connection of distributed loads is an important aspect of power supply use Two common methods of connection are the parallel power distribution method and the radial power distribution method Parallel Power Distribution This distribution method involves connecting leads from the power supply to one load from that load to the next load and so on for each load in the system This method results in the voltage at each load depending on the current drawn by the other loads and allows DC ground loops to develop Except for low current applications we do not recommend using this method Release 1 0 98 07 2 15 INSTALLATION OPERATING MANUAL 2 7 5 Connecting Multiple Loads continued Radial Power Distribution Method To connect distributed loads we recommend that you use radial power distribution With this method you connect power to each load individua
50. lly from a single pair of terminals designated as the positive and negative distribution terminals These terminals may be the power supply output terminals the terminals of one of the loads or a distinct set of terminals especially established for distribution use Connect the sense leads to these terminals to compensate for losses and minimize the effect of one load upon another Figure 2 7 7 and Figure 2 7 8 show recommended load and sensing connections for multiple loads Local sense lines shown are default J10 sense connections See Section 2 8 Local and Remote Sensing for more information about using remote sensing and grounding the sense line shield DAD LINES USE THE LARGEST GAUGE AND SHORTEST LENGTH POSSIBLE POSITIVE SENSE POSITIVE OUTPUT POSITIVE LOAD TERMINAL TERMINAL NEGATIVE OUTPUT NEGATIVE LOAD TERMINAL TERMINAL RETURN SENSE C IWER SUPPLY LOAD 1 A gear 5 S en LOAD LINES 4 Se POSITIVE LOAD USE THE LARGEST GAUGE TERMINAL AND SHORTEST LENGTH eta eg Ng POSSIBLE NEGATIVE LOAD ERMINAL LOAD 2 Figure 2 7 7 Multiple Loads with Local Sensing POSITIVE DISTRIBUTION TERMINA POSITIVE SENSE C OSITIVE OUTPU TERMINAL NEGATIVE OUTPUT TERMINA Q J O POSITIVE LOAD TERMINA NEGATIVE LOAD TERMINA RETURN SENSE CH dP i NEGATIVE POWER SUPPLY DISTRIBUTION TERMINAL DAD LOAD LINES ae USE THE LARGEST GAUGE AND SHORTEST
51. ly and connect the load as described in Section 2 Installation Ensure the power supply is set up for local control as described in Section 3 2 2 Then set the output voltage and current limit at the front panel with the following procedure 1 2 3 Turn both the voltage and current controls fully counter clockwise Turn the AC power ON Press the STANDBY switch to its IN position to disable the power supply output The red Shutdown S D LED turns on Press and hold the V I CHECK button to display the voltage and current control settings on the voltmeter and ammeter displays Adjust the voltage control to the desired voltage the compliance voltage for applications using current mode operation Adjust the current control to the desired current limit setting Release the V I CHECK button Press the STANDBY switch to its OUT position to apply power to the load The S D LED turns off Release 1 0 98 07 3 3 LOCAL OPERATION OPERATING MANUAL 3 3 Using Over Voltage Protection OVP The OVP circuit protects the load in the event of a remote programming error an incorrect voltage control adjustment or a power supply failure The protection circuit monitors the output voltage at the output of the power supply and will shut down the main power converter whenever a preset voltage limit is exceeded Set the preset voltage limit also called the set point or trip level using the screwdriver adjustable front panel OVP potentiometer or
52. m for operation between 5 000 feet 1500 m and 15 000 feet 4500 m Up to 50 000 feet 15 000 m Intended for use in installation category overvoltage category II IEC 1010 1 standard 10 turn voltage and current potentiometers 0 02 of V max See Table 1 3 1 and Table 1 3 2 3 terminal 34A 250V right angle PC mount wire clamp connector with strain relief cover 7 5V to 100V models nickel plated copper bus bars with bus bar cover and strain relief bus bar holes 0 343 8 7 mm D 1 0 197 5 0 mm D 2 150V to 600V models 4 terminal right angle PC mount wire clamp connector 5 terminal wire clamp connector 2 piece 15 terminal wire clamp connector 2 piece One chassis ground screw located on rear panel for bonding connections Fan cooled Air exhausts to rear Over temperature shutdown automatic restart or latch off Removable rack mount brackets Mount at front panel or mid chassis location Approximately 33 lbs 15 kg CE marked units meet IEC 1010 1 safety standard and EN5008 1 2 and EN50082 1 EMC standards Additional standards CSA C22 2 No 1010 1 UL 3101 and FCC part 15 class A EMI standard 1 5 FEATURES AND SPECIFICATIONS 1 3 7 Mechanical Specification continued OPERATING MANUAL
53. mm and insert securely as with any wire clamp connector Release 1 0 98 07 4 3 REMOTE OPERATION OPERATING MANUAL 4 3 Remote Analog Programming of Output Voltage and Current Limit Remote analog programming allows control of the power supply s output voltage and or current limit to shift from local operation at the front panel voltage and current controls to external analog sources As you vary the external programming source the power supply s output varies proportionally over its output range Using remote analog programming requires that you reset switch SW1 and make connections to the J2 connector on the power supply s rear panel See Section 4 2 Switches and Connector Used for Remote Programming and Monitoring 4 3 1 Remote Programming Options See Table 4 3 1 for a summary of the options available to you for programming output voltage and current limit using an analog source Table 4 3 1 Remote Programming Options Control of Programming Scales Output Voltage and or 0 5V and 0 10V voltage sources Current Limit 0 5kQ and 0 10kQ resistances These scales may be used in any combination Refer also to Section 4 5 for information about the Isolated Programming ISOL Interface option for 4 channel control of your unit 4 3 2 Remote Analog Programming Procedure CAUTION To maintain the isolation of the power supply output and prevent ground loops use an isolated ungrounded programming source when operating the power
54. nal ZS alii a Input an analog device am E BT Programming Input from an analog device VMON Voltage Monitor Signal Return Return for voltage monitor signal J2 14 Shutdown Signal Return Return for shutdown signal J2 15 S D Input Input for shutdown signal Making J2 Connections CAUTION Do not attempt to bias program monitor signal return J2 terminals 5 7 9 and 11 relative to the supply output because control ground J2 3 and the program monitor signal returns are at the same potential as the power supply return in a standard unit Use the Isolated Programming ISOL Interface option to allow control from a programming source at a different potential relative to the supply s output CAUTION To maintain the isolation of the power supply output and prevent ground loops use an isolated ungrounded programming source when operating the power supply via remote analog control at the J2 connector Make connections to the J2 connector using its screw type wire clamps Before making any connections turn the power supply OFF and wait until the front panel displays have gone out You can unplug the connector from the back of the unit in order to make it easier to install the required wiring Wiring Use any suitable wire such as 16 to 24 AWG stranded wire for most connections but we recommend that you use shielded twisted pair wiring for applications which require low noise performance Strip wires 0 26 6 5
55. ncssecussesdennsosscsunsvestsessostsavesssedansosaeseestgedsedsvetegeeabcobec 2 6 Table 2 5 3 AC Input Connector Terminals and Connections 00 0 0 eee eceeeeeeceseceseceseceseceecneeeseeeeeeeeeeeenes 2 7 Table 2 7 1 Current Carrying Capacity for Load Wiring ea0oseneeoeen nenen nnenaannennn ananem ena ena ne nane naen 2 10 Table 2 8 1 Rear Panel J10 Sense Connector Terminals and Functions 0e00eeeneneeneennnaennn naen an eee 2 17 Table 3 2 1 Shipped Configuration Local Control Mode 3 2 Table 3 4 1 Switch Settings for TTL Shutdown Circuit Logic 00e0eneee anane annen anana anna anane ne naen 3 5 Table 3 6 1 Switch Settings for Over Temperature Recovery Options 0000e0enereneneen anana anana anan anenen 3 9 Table 3 7 1 User Diagnostics eas Aere ee ENEE EE ve eG eee 3 11 Table 4 2 1 Rear Panel SWI Switch Assignments Factory Defaults Underlned eee ee eeeeeees 4 2 Table 4 2 2 Rear Panel J2 Connector Terminals and Functions cecceesceceseceececeseeeenceceeeeeneecsaeeesaeecees 4 3 Table 4 3 1 Remote Programming Options 2 0 0 0 ee ceeeeeeseceseceseceseceeecaeeeseeeeeeeeeeeeeseeeseesecaecsaecsaecsaeeaeeeas 4 4 Table 4 3 2 Power Supply Settings for Different Programming Sources 4 5 Table 4 4 1 Power Supply Settings for Remote Monitoring of Readback Senals eee eeeeeeeeeeeeees 4 6 Table 4 5 1 Isolated ISOL Programming Interface Specifications 00e00n0ren nenen anae nan nen anane
56. ng use larger gauges or higher temperature rated wiring Table 2 7 1 Current Carrying Capacity for Load Wiring Wire Size AWG Maximum Current A Wire Size AWG Maximum Current A 20 2 5 6 Load Wiring Length for Operation with Sense Lines For applications using remote sensing you must limit the voltage drop across each load Figure 2 7 1 shows some maximum allowable wire lengths for a given load current and wire size We recommend you use the larger load wiring to ensure a smaller voltage drop 1 V typical maximum although units will compensate for up to 5V drop in each line See also Section 2 8 Local and Remote Sensing 2 10 Release 1 0 98 07 OPERATING MANUAL INSTALLATION 2 7 1 Load Wiring continued WIRE GAUGE AWG WIRE LENGTH FEET LOAD CURRENT AMPS Figure 2 7 1 Maximum Load Wire Length for 1V Line Drop Noise and Impedance Effects To minimize noise pickup or radiation use shielded twisted pair wiring of the shortest possible length for load wires Connect the shield to the chassis via a rear panel mounting screw Where shielding is impossible or impractical simply twisting the wires together will offer some noise immunity When using local sense connections use the largest practical wire size to minimize the effects of load line impedance on the regulation of the supply 2 7 2 Making Load Connections AN WARNING There is a shock hazard at the load when using a power supply with a rated outpu
57. ng source and a resistive load Time for the output voltage to recover within 0 5 of its previous level after a step change in load current of 10 to 90 of rated output Load slew rate lt 6A s OND 1 4 Release 1 0 98 07 OPERATING MANUAL 1 3 5 Remote Programming and Monitoring Remote Analog Programming Full Scale Input Remote Monitoring Maximum Remote Sense Line Drop Compensation Remote Start Stop and Interlock Optional Isolated Program and Readback V l Optional Digital Control 1 3 6 Environmental Specification Operating Temperature Range Storage Temperature Range Humidity Range Operating Altitude Storage Altitude Installation Category 1 3 7 Mechanical Specification Front Panel Control Front Panel Voltage Control Resolution Meter Accuracy AC Input Connector Type Output Sense Connector Analog Programming Connector Chassis Ground Cooling Mounting Weight Approvals Release 1 0 98 07 FEATURES AND SPECIFICATIONS Voltage and current programming 0 5k 0 10k resistances 0 5V 0 10V voltage sources Output voltage and current 0 5V 0 10V 0 to full scale output 1 accuracy 5V line Line drop is subtracted from total voltage available at supply output 2 5 15V signal or TTL compatible input selectable logic 0 5V ISOL Interface RS 232 GPIB Interfaces 0 C to 50 C 20 C to 70 C 30 to 90 RH Non condensing Derate maximum operating temperature by 1 C per 1 000 feet 300
58. ng tase a NGE Ene ag DEN peh PEN oesie NGNE ENT ag Na apaa naman gaen nan api pahan nenen 1 6 Figure 2 3 1 Power Supply Front Panel 2 2 Figure 2 3 2 Power Supply Rear Panel 2 3 Figure 2 3 3 Shipping or Storage Carton Label 2 4 Figure 2 5 1 AC Input Label and Strain Relief 2 7 Figure 2 7 1 Maximum Load Wire Length for 1V Line Drop ceeceeeseceececseceeeeeceneceeeeecsaeeeeneecnaeeesees 2 11 Figure 2 7 2 Output Strain Relief and Bus Bar Cover saooeooeenaneeen anaa naen anana en ananem nenen nenen anane ene ene 2 12 Figure 2 7 3 Typical Load Connection Hardware 2 13 Figure 2 74 Output Voltage Connectorisvesescevecdseescesenslevveb sotecsepst evenoe E ENT iyoo rese a en Ga daa penak 2 14 Figure 2 7 5 Single Load with Local Sensing Defaulb 00en0neneneneaneennnnenen nenen n anna ne nenen ener ane ene 2 15 Figure 2 7 6 Single Load with Remote Senaing eeceeescceesceceseceseeeceseceseeecaecesneecsaeceeeeecaeceeeeecsaeenaeeeees 2 15 Figure 2 7 7 Multiple Loads with Local Sensing 0 eecceesceenceesseceeeeeceseceeeeecsaeceeeeecaecesneecaeeeeeeecsaenaeeeeee 2 16 Figure 2 7 8 Multiple Loads with Remote Sensing nean eaaa nean anana aana a nana anana eaaa eseese 2 16 Figure 2 8 1 J10 Sense Connector ass n eba e BAN AN Ga Aa NA Ga BG BN Aan aa TEN Gabah NG aan a eese 2 17 Figure 2 8 2 Connecting Remote Sense Lines eesecesecesececesecesececacceeneeceaeceeeecaeceneecaeceeeeecaeenaeeeaes 2 19 Figut 3 2 Operating M
59. o ON After a short power on delay the front panel digital meters light up and the green voltage mode LED turns on Both voltmeter and ammeter displays read zero 2 6 3 1 2 8 Voltage Mode Operation Check Ensure the voltage and current controls on the front panel are turned fully counter clockwise Connect a DVM to the output terminals on the rear panel observing correct polarity Turn the current control a 1 2 turn clockwise Slowly turn the voltage control clockwise and observe both the front panel voltmeter and the DVM Compare the DVM reading with the front panel voltmeter reading to verify the accuracy of the internal voltmeter Both readings should be the same The minimum control range is from zero to the maximum rated output for the power supply model The voltage mode LED turns on Turn the front panel AC power switch to OFF Release 1 0 98 07 OPERATING MANUAL INSTALLATION 2 6 4 OO d EN SO BS OO A An 10 2 6 5 Note Current Mode Operation Check Ensure the front panel AC power switch is set to OFF Turn the voltage and current controls on the front panel fully counter clockwise Connect the DC shunt across the output terminals on the rear panel Connect the DVM across the DC shunt Turn the AC power switch to ON Turn the voltage control 1 or 2 turns clockwise Turn the current control slowly clockwise Compare the DVM reading with the front panel ammeter reading using I V R where I is the c
60. ode Sr gesin a gina Ta ap GG Eng A NEES ENEE EE EENS 3 1 Figure 3 5 1 Series Operation of Multiple Supplies 3 6 Figure 3 5 2 Parallel Operation of Multiple Supplies s0nasenan anaa nana anana aana aana a nana aa naen nana anana a ane 3 7 Figure 3 5 3 Split Supply Operation of Multiple Supplies Two Positive Voltages aana nenen 3 8 Figure 3 5 4 Split Supply Operation of Multiple Supplies Positive negative Supp 3 9 Figure 4 2 1 Programming and Monitoring SWI Switch 0 eee eeeeceeseceeneeceseeeneeceeeeeeaeceeeeeeeeeneecaeeaees 4 1 Figure 4 2 2 Programming and Monitoring J2 Connector 0 eeceeeseceeececsseceeececeaeceeeeecaeceeeeecsaeceeneeesaeeesee 4 2 Figure 4 3 1 Connecting Programming Sources to J2 Connector asaanasenn naa en anane an nen ane nane nenen ne ee 4 6 Figure 5 2 1 Programming and Monitoring Calibration Locations eee aoen anana an nenen na nana an anae 5 2 LIST OF TABLES Table 1 1 1 Available Voltage and Current Ranges nenen annenn naen anana anana anna nane nenen anane ene 1 1 Table 1 3 1 Specifications for 7 5V to 60V Models AAA 1 2 Table 1 3 2 Specifications for 100V to 600V Model 1 3 Table 2 2 1 Basic Setup Drocedhure ccc ceecseeeeeeecesseesecesecesecaecsaecsaecaaecaeecaaseaeeeeeeseseesesseecsaecsaeeaaeens 2 1 Table 2 5 1 AC Input Voltage Range and Frequency as0ooaneeoenneeoennenen naen anana nenen anae n nean ne nean 2 6 Table 2 5 2 AC Wire Specification css sscasceseccesvdsapens
61. on card Follow all procedure steps in the sequence given 5 4 1 Output Voltage Monitor Circuit Calibration 1 Ensure that the power supply is turned off Disconnect any load 2 Set SWI switch 5 OPEN to select 0 5V output voltage monitor range CLOSED for 0 10V 3 Connect a DVM across the power supply output to read the output voltage Connect a second DVM between the rear panel J2 connector terminals 10 output voltage monitor and 9 voltage monitor signal return 4 Turn the power supply on Set the power supply output voltage to 1 of the model rated output 6 Adjust the output voltage monitor offset R397 until the monitor DVM reads 1 of the readback scale SOmVdc for 0 5V readback or 100mVdc for 0 10Vdc readback 7 Set the power supply output voltage to the model rated maximum 8 Adjust the output voltage monitor range R387 until the monitor DVM reads 100 of the readback scale 5Vdc for 0 5V readback or 10Vdc for 0 10Vdc readback Repeat this procedure until the monitor signal is adjusted to power supply specifications see Section 1 or to the accuracy that your application requires 5 4 2 Output Current Monitor Circuit Calibration 1 Ensure that the power supply is turned off Disconnect any load 2 Set SWI switch 6 OPEN to select 0 5V output current monitor range CLOSED for 0 10V 3 Connect the shunt and DVM across the power supply output to read the output current Connect a second DVM between the rear panel
62. ower supply s return output connection at the load to the power supply s return output at its negative output terminal or to the power supply s chassis Turn the power supply ON If you operate the power supply with remote sense lines connected to the load and with either of the positive or negative load lines not connected the power supply shutdown circuit will activate causing the output voltage and current to fall to zero If you operate the power supply without remote sense lines or local sense jumpers in place the supply will continue to work but supply regulation will be degraded and or erratic or the OVP circuit may activate Figure 2 8 2 shows a sample setup for using remote sensing 2 18 Release 1 0 98 07 OPERATING MANUAL INSTALLATION 2 8 3 Using Remote Sensing continued f SENSE CONNEC STOR As LUAD GROUND SHIELD IN ONE PLACE ONLY SEE TEXT FOR ALTERNATE LOCATIONS Z OK WE POWER SUPPLY N NEGATIVE OUTPUT gt TERMINAI A N POWER SUPPLY N POSITIVE OUTPUT gt TERMINAL Figure 2 8 2 Connecting Remote Sense Lines Release 1 0 98 07 2 19 OPERATING MANUAL LOCAL OPERATION 3 LOCAL OPERATION 3 1 Introduction Once you have installed the power supply and have connected both the AC input power and the load as covered in Section 2 Installation the power supply is ready to operate in local control mode that is operation at the unit s front panel
63. pment Release 1 0 98 07 i MANUAL CHANGES OPERATING MANUAL MANUAL CHANGES There are no changes at this time ii Release 1 0 98 07 OPERATING MANUAL CONTENTS CONTENTS About This Mati al a anapa an a Sots Sed a cee Ga AA E EN EE hak el 1 Manual Changes 2 ss aaa 5 a ag ga TI tes he et D WEKE EA E KENGKENG DEAR EN BETON SANGA BEN ER EELER ii Gya tani AENA EET E ARES E EE Eee ee EEE iii Test Of Hltettattng EE EEE E E S E EEEE A BE Da E EE EEE v TeiStOb E TEE v 1 FEATURES AND SPECIFICATIONS 1 1 Description iris a E E a Ga A AS eee R DIE E EE ee 1 1 T 2 Features and Options iisisti kes E AE NENGGO AGA NEEEEeE ENEE 1 1 UE EE 1 2 1 3 1 Electrical Specilic ations EE 1 2 1 3 2 Additional Specifications isspiss rris eio DENE Enee TI TUNG ANGINE NG NE NEG ne na een 1 4 1 3 3 Input Conditions seserinis asee rE E EEE k eer EE SE Kg gawa raa san 1 4 ES ae Characteristics EE 1 4 1 3 5 Remote Programming and Monitoring cece eee eeeeeeeceeecesecesecesecaeceaecsaecaeesaeeeaseeeeee 1 5 1 3 6 Environmental Specification 000en0neeenenennnaen naen naen nenen n aana nana ne nne nenen eee 1 5 1 3 7 Mechanical Specification eege sugsbe Si sbesdesdesseesg bese ip GA GESANG EEEE r isit 1 5 2 INSTALLATION 2e1 Tt dct EE 2 1 2 2 Basic Setup PI0GEdUTE scosse essensen pi gae api Tai a A a A naa eneng AN agepan a nain as egen anganan 2 1 2 3 Inspection Cleaning and Dackaemmg naen naen anana en anan enn nana a naen en ane ne 2 1
64. power supply in normal operation In addition potentially lethal voltages exist in the power circuit and on the output and sense connectors of a power supply with a rated output greater than 40V Filter capacitors store potentially dangerous energy for some time after power is removed Adjustments to programming and readback accuracy for the power supply are made using cover off procedures which must be performed by a service technician 5 2 Calibration Setup 5 2 1 Service Environment and Precautions e Follow established antistatic procedures e Work at a bench with adequate room and support for the unit under test and for all equipment required e To reduce shock hazard use only an insulated straight blade screwdriver when calibrating trim potentiometers e NEVER calibrate these units alone Ensure that someone is present who can help should an accident occur 5 2 2 Equipment Required You will need the following equipment when calibrating your power supply e 5 1 2 digit true RMS voltmeters DVMs 40 05 accuracy with test leads e Current shunt 1mV AMP 40 25 and connecting wire The recommended current ratings for the DC shunt and connecting wire must be at least 10 greater than the power supply s output current rating See also Table 5 2 1 e Non conducting straight blade screwdriver Table 5 2 1 Current Carrying Capacity for Wiring Wire Size AWG Maximum Current A Wire Size AWG Maximum Current A 20 2 5 6
65. rall view of the subsections in Section 2 Use the procedure as a quick reference if you are familiar with the installation requirements for the power supply If you want more information each step in the procedure refers to subsequent sections which contain more details Execute each step in the sequence given Table 2 2 1 Basic Setup Procedure Step Description Jee Rere oo Inspection Perform an initial physical inspection of Section 2 3 Inspection Cleaning and the supply Packaging Installation Install the supply bench or rack mount Section 2 4 Location Mounting and ensuring adequate ventilation Ventilation ESO Input Power Connect AC input power Section 2 5 AC Input Power Connection 4 Test Perform functional tests for voltage mode Section 2 6 Functional Tests operation current mode operation and front panel controls Connect the load Section 2 7 Load Connection 6 Sensing Connect sensing lines Section 2 8 Local and Remote Sensing See Section 3 Local Operation for instructions for front panel operation over voltage and over temperature protection shutdown and using multiple supplies You will find remote programming and monitoring described in Section 4 Remote Operation 2 3 Inspection Cleaning and Packaging 2 3 1 Initial Inspection When you first receive your unit perform a quick physical check 1 Inspect the unit for scratches and cracks and for broken switches connectors and displays See Figu
66. re 2 3 1 and Figure 2 3 2 2 Have the service technician check the printed circuit board and its components if you suspect internal damage If the unit is damaged save all packing materials and notify the carrier immediately See packing instructions in Section 2 3 3 Release 1 0 98 07 2 1 INSTALLATION OPERATING MANUAL 2 3 1 Initial Inspection continued Shutdown LED S D OVP Shutdown LED OVP Local Voltage amp Current Limit Setting Preview Switch V I CHECK OVP Adjust Potentiometer OVP SET OVP Setting Preview Switch OVP CHECk a S CH O Of 0 oweser ave Sa TPG n OA ADR SRQ ERR Voltage Mode LED Standby Switch STANDBY Remote Programming LED REM Return to Local Programming LOCAL for units with digital programming Over Temperature Shutdown LED AC Fail LED ACF AC Power Switch Output Voltage Control Knob Remote Programming LEDs For units with digital programming interface installed Current Mode LED Output Current Control Knob Figure 2 3 1 Power Supply Front Panel 2 2 Release 1 0 98 07 OPERATING MANUAL INSTALLATION 2 3 1 Initial Inspection continued SW1 Switch See Section 4 2 for more information 1 Resistive Programming of Output Voltage 2 Resistive Programming of Output Current Limit 3 Output Voltage Programming Source Range 4 Output Current Limit Programming Source Range 5 Output Voltage Monitor Ran
67. re protection OVP over voltage protection PCB printed circuit board PFC power factor correction REM remote mode S D shutdown V volts Table 3 7 1 User Diagnostics Symptom Check Further Checks and Corrections No output and the Is input voltage within specified Connect to appropriate voltage source display is blank range See Section 2 5 Power switch ON nternal circuit See your service technician No output but the display OVP LED turned on See Section 3 3 turns on Front panel S D LED turned on OTP LED turned on Current limit set to zero Voltage control set to zero REM LED turned on If using remote analog control check your analog programming source Section 4 If not refer to your digital interface manual Is front panel ACF LED turned on Connect unit to AC supply in specified range See Section 2 5 nternal circuit See your service technician Output not adjustable Is unit in current limit mode Red Turn current knob clockwise to increase Current Mode LED turned on current limit Reduce load if current is at maximum See Section 3 2 Is unit in remote mode Green REM If using remote analog control check your LED turned on analog programming source Section 4 If not refer to your digital interface manual Is unit at maximum voltage or current Reduce load for lower voltage or current limit requirement Output voltage Is unit at current limit Increase current limit setting or reduce fluctu
68. t greater than 40V Install a physical shield for the connections at any load attached to a power supply with a rated output greater than 40V CAUTION When making connections to the bus bars ensure each terminal s mounting hardware and wiring assembly are placed to avoid touching the other terminal and shorting the power supply output Heavy connecting cables must have some form of strain relief to avoid loosening the connections or bending the bus bars Make load connections at the rear of the power supply at the positive and negative output bus bars or to the 4 terminal wire clamp connector depending on the model Release 1 0 98 07 2 11 INSTALLATION OPERATING MANUAL 2 7 2 Making Load Connections continued 7 5V to 100V Models The 7 5V to 100V models come with a bus bar cover and strain relief See Figure 2 7 2 To detach the bus bar cover before connecting load wires 1 Undo 6 32 x 5 16 Phillips pan head screws 6 x 0 288 lock washers and 6 x 5 16 flat washers 3 places from bus bar top cover 2 Pull upward on output bus bar top cover to remove it 3 Undo 6 32 x 1 4 Keps nuts and 6 x 5 16 flat washers from chassis mounted PEM studs 3 places to remove output bus bar chassis cover Screw Lock Washer and Flat Washer 3 places Keps Nut and Flat Washer 3 places Wire Clamp and Screw Chassis Cover aeren o0 va Z I Top Cover Figure 2 7 2 Output Strain Relief and Bus Bar
69. t temperature with constant line and load Typical efficiency at nominal input voltage and full output power ONOuRWDY Release 1 0 98 07 1 3 FEATURES AND SPECIFICATIONS OPERATING MANUAL 1 3 2 Additional Specifications Rise Time No Load Full Load 1 7 5V to 60V models 100 ms 100V to 600V models 170 ms Fall Time No Load 2 4s Fall Time Full Load 3 7 5V to 60V models 100 ms 100V to 600V models 170 ms Voltage Mode Transient Response 4 lt 3 ms Time Delay from power on until output stable 7 seconds maximum 1 3 3 Input Conditions AC Input Voltage Ranges 190 264Vac 1 24 3A maximum at 208Vac 22 4A maximum at 230Vac Source Frequency 47 63Hz Power Factor 0 65 typical 30 O N 100 at 190Vac U P 25 T U P T 20 lt WA 10026 at 264Vac e 2 15 gE St 50 at 190Vac T R j SC 50 at 264Vac R E 10 gE R N JE F E T 5 JP N A T 0 50 100 OUTPUT VOLTAGE Figure 1 3 1 Typical Input Current Characteristics Based on 100V 28A model 1 3 4 Additional Characteristics Switching Frequency Nominal 31kHz 62kHz output ripple Output Hold up Time Greater than 10 ms with interruption of AC line for nominal AC input and full load Maximum Voltage Differential from either output to safety ground 600Vdc Measured with stepped 0 10V analog programming source and a resistive load Measured with stepped 0 10V analog programming source and a resistive load Measured with stepped 0 10V analog programmi
70. the power supply s output voltage setting to below the OVP set point 2 Press the STANDBY switch IN The red S D LED on the front panel turns on The OVP LED turns off 3 Press the STANDBY switch again to return power to the load and resume normal operation OR 1 Reduce the power supply s output voltage setting to below the OVP set point 2 Turn the power supply OFF using the AC power switch wait until the front panel displays go out then turn the power supply back ON again 3 4 Release 1 0 98 07 OPERATING MANUAL LOCAL OPERATION 3 4 Using the Shutdown Function Use the Shutdown function to disable or enable the supply s output so that you can make adjustments to either the load or the power supply without shutting off the power supply Activate this function from the front panel at any time by using the STANDBY switch You can also activate it via remote control through the rear panel J2 Programming and Monitoring connector using a 2 5 to 15V signal or a transistor transistor logic TTL compatible signal The input lines for the Shutdown circuit are optically isolated 3 4 1 STANDBY Switch The STANDBY switch is a press ON press OFF switch located on the power supply s front panel See the front panel diagram in Section 2 3 Push the switch to its IN position to activate the Shutdown circuit The output voltage and current to fall to zero and the red S D Shutdown LED turns on Push the switch once more to reset it to its OUT
71. urrent V is the DVM reading and R is the DC shunt resistance The minimum control range is from zero to the maximum rated output for the power supply model The current mode LED turns on Turn the AC power switch to OFF Disconnect the DVM and the shunt Front Panel Function Checks Turn the front panel AC switch to ON Set voltage and current controls fully clockwise Push the STANDBY switch to its IN position and check that the voltmeter reading falls to zero and the red S D Shutdown LED turns on Push the STANDBY switch once again to reset it to its OUT position The S D LED turns off and the voltmeter reading returns to its previous value Press the STANDBY switch to its IN position Press the OVP CHECK switch and check that the voltmeter displays approximately the model rated output voltage plus 10 Turn the OVP SET potentiometer counter clockwise and check that the voltmeter reading decreases Continued turning up to 20 turns will see the reading decrease to approximately 5 of the model rated voltage output Turn the OVP SET potentiometer clockwise until the voltmeter once again displays approximately the model rated output voltage plus 10 Press the STANDBY switch to its OUT position Press the V I CHECK switch and check that the voltmeter and ammeter display the power supply output ratings Turn the front panel AC power switch to OFF You can use the front panel LOCAL button only when a digital programming interface
72. via one of the optional GPIB or RS 232 programming interfaces Notes 1 The default preset limit is approximately 110 of the rated output voltage 2 When using OVP with remote sensing lines connected compensate for the voltage line drop across the output return line by measuring or calculating the line drop then adding this value to the desired OVP setpoint 3 3 1 Front Panel OVP Operation In local control mode check the OVP set point at any time by pressing the OVP CHECK switch The OVP set point is the value displayed on the digital voltmeter To set the trip level from the front panel 1 Disconnect any loads Turn the power supply ON 2 Adjust the power supply output voltage to any voltage lower than the desired trip level 3 Press the front panel STANDBY output shutdown switch to its IN position The red S D LED turns on 4 Press the OVP CHECK switch to see the OVP set point on the voltmeter display 5 Holding down the OVP CHECK switch turn the OVP SET potentiometer until the desired set point is reached Release the OVP CHECK switch 6 Press the STANDBY switch to its OUT position The S D LED turns off 7 To check that the power supply shuts off at the desired set point slowly increase the output voltage while monitoring the front panel voltmeter The OVP LED on the front panel turns on when the OVP circuit activates 3 3 2 Resetting the OVP Circuit To reset the OVP circuit after it activates 1 Reduce
73. view of voltage current or over voltage protection OVP setpoints Front panel light emitting diode LED indicators for voltage and current mode operation OVP remote programming mode and shutdown Front panel control of OVP e Multiple units can be connected in parallel or series to provide increased current or voltage e Thermal shutdown latching or auto reset e Remote analog voltage and current limit programming with selectable programming ranges e External monitor signals for output voltage and current e Isolated analog remote programming control of the output voltage or current and isolated readback of output voltage and current with the optional ISOL Interface e Optional internal GPIB or RS 232 computer control for remote digital programming and readback capability e Rack mount brackets at the front panel are standard Release 1 0 98 07 1 1 FEATURES AND SPECIFICATIONS OPERATING MANUAL 1 3 Specifications 1 3 1 Electrical Specifications These specifications are warranted over a temperature range of 0 C to 50 C Nominal ambient temperature assumed is 25 C Nominal line voltage is 208Vac 60Hz Table 1 3 1 and Table 1 3 2 post maximum values for model dependent specifications Specifications are subject to change without notice Table 1 3 1 Specifications for 7 5V to 60V Models Models 200 12 220 20 130 40 70 6046 Output Ratings Output Voltage 1 0 7 5V 0 12V 0 20V 0 40V 0 60V Output Current 0 300A 0 220A

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