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SGI Series DC Power Supplies

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1. Sorensen SGI Series Operation 12 3 4 5 6 7 8 2a 9 19 1 Cw NI Li 12 L3 06 AA 890 0 Hit 4 e ose Er le e 2 1 6 re j je all 1 055 0 lp Figure 3 2 SG Rear Panel with GPIB Option 1 RS232 Connector 2 SENSE Connector 2a HV SENSE Connector 3 ANALOG CONTROL Configuration Switch Parallel In Connector 6 GPIB Connector Parallel Out Connector 8 Output Bus Bars 9 Ground 10 AC Input Connectors M550221 01 Rev R Connector for remote control J3 Input connector for load voltage sensing to correct for line drops in the load cables see Section 3 12 J3 Input connector for load voltage sensing 800V models only J1 connector for input programming and analog output monitoring signals as well as status indication and remote shutdown signals See Table 3 1 for individual pin descriptions Four position DIP switch to configure the unit with a GPIB option Allows master slave configuration of up to five units when connected to another unit s Parallel Out connector See Section 3 16 Connector for remote control Allows master slave configuration of up to five units when connected to another unit s Parallel In connector S
2. 7 7 Freewheeling Diode 7 Inductive Load Application Figure 2 1 Diode Connection 2 7 Outline Drawings Figure 2 2 and Figure 2 3 next show the outlines and overall dimensions of the 3U and 6U models of the SGI Series product line Figure 2 4 Figure 2 5 and Figure 2 6 provide detailed information for installation purposes M550221 01 Rev R 2 9 Installation Sorensen SGI Series 25 46 Figure 2 2 SGI Unit Dimensions 3U Model 2 10 M550221 01 Rev R Sorensen SGI Series Installation Figure 2 3 SGI Series Outline Drawing 60 Models 20kW to 30kW M550221 01 Rev R 2 11 Installation Sorensen SGI Series 2 8 Installation Drawings Bi le Se es ah A ES Ot i 22 zs 0 2 69 00 92 2 Sw 4 Toe gt 2 a o A g 2 s 58 5 5 45 asz 35 4 g su TINI 6 3 og 6 2 B 6 6 5 6 ge 34 2 js 232924 e O 52 i GF Go ing zoek 5 ES ove gt is gt yg 5 8 O o
3. 5 3 LIST OF TABLES Table 2 1 5kW to 15kW 20kW 30kW Series Input Output Connectors 2 4 Table 2 2 Input sees 2 4 M550221 01 Rev R xi C xii ontents Sorensen SGI Series Table 2 9 Output GOnnGCuons 2 4 Table 2 4 Minimum Wire SIZ do Ru HE Dean ME eR en RES du GRE e M RR 2 6 Table 2 5 Wire Resistance and Voltage 2 7 Table 2 6 Maximum AG Current Ratings iiec Gace 2 7 Table 2 7 Recommended Lugs eT e 2 8 Table 2 8 Recommended Sense Connector 0 2 8 Table 3 1 Analog Control Connector 91 Designations and Functions 3 38 Table 5 1 Recommended Annual 5 2 Table 5 2 Fuse nennen nennen nnn nenne 5 3 LIST OF FIGURES Figure 1 1 Figure 2 1 Figure 2 2 Figure 2 3 Figure 2 4 Figure 2 5 Figure 2 6 Figure 3 1 Figure 3 2 Figure 3 3 Figure 3 4 Figure 3 5 Figure 3 6 Figure 3 7 Figure 3 8 Model Number Decodirig itenim eet mtn trt tt Rene 1 1 Connection 2 9 SGI Unit Dimensions 30 2 10 SGI Series Outline Drawing 60 Models 20kW to 30kW
4. RMS noise is measured directly across the output terminals with the supply operating at full load and at nominal input line voltage 1 Power level not available in 6U chassis In 3U chassis these power levels can be achieved up to 75kW by paralleling up to five power supplies Note that paralleling will increase Ripple and Noise 1 2 4 Physical Characteristics Dimension 3U Models 6U Models Width 19 00 in 48 3 cm 19 00 in 48 3 cm Depth 25 12 in 63 8 cm 25 46 in 64 7 cm Height 5 25 in 13 3 cm 10 5 in 26 7 cm BkW 40 16 18 kg 20 KW 120 16 54 kg Weight 10kW 60 16 27 kg 25 kW 140 165 64 kg 15kW 80 Ibs 36 kg 30kW 160 Ibs 73 kg 1 4 M550221 01 Rev R SECTION 2 INSTALLATION 2 1 Inspection Inspect the shipping carton for possible damage before unpacking the unit Carefully unpack the equipment Save all packing materials until inspection is complete Verify that all items listed on the packing slips have been received Visually inspect all exterior surfaces for broken knobs connectors or meters Inspect for dented or damaged exterior surfaces External damage may be an indication of internal damage If any damage is evident immediately contact the carrier that delivered the unit and submit a damage report Failure to do so could invalidate future claims Direct repair issues to Customer Service at 858 458 0223 local or 1 800 733 5427 toll f
5. Voltage Standard 208 220 VAC 10 tested to 187 242 VAC Voltage Options 380 400 VAC 10 tested to 342 440 VAC 440 480 VAC 10 tested to 396 528 VAC Frequency 47 to 63 Hz Phases 3 phase 3 wire plus ground Not phase rotation sensitive Neutral not used Front Panel Meter Accuracy Voltage 0 1 of full scale Current 0 4 of full scale Load Regulation Specified at no load to full load nominal AC input Voltage 0 02 of maximum output voltage Current 0 1 of maximum output current Line Regulation Specified 10 of nominal AC input constant load Voltage 0 01 of maximum output voltage Current 0 05 of maximum output current Transient Response A 50 step load will recover to within 0 75 of original value within 1 ms Down Programming With no load the output will program from 100 to 10 in less than 1 5 seconds Stability 0 05 of set point over 8 hours at fixed line load and temperature using remote sense and after 30 minute warm up Remote Control Monitor On Off control via contact closure 6 120 VDC or 12 240 VAC and TTL or CMOS switch output voltage and current monitor 1 2 M550221 01 Rev R Sorensen SGI Series Overview Parameter Specification OVP limit set summary fault status Power Factor gt 0 9 typical for 208 220VAC input gt 0 78 typical for 380 400VAC input gt 0 7 typical for 440 480VAC i
6. 2 11 Rear Panel Input Output Connector 2 12 800V Rear Panel Input Output Connector Locations 2 13 SGI Detailed Chassis Dimensions for Installation 2 14 Front Panel Controls and 2202 00 3 2 SG Rear Panel with GPIB 44 3 3 SG Rear Panel with Ethernet 3 4 Burn in Sequence 02 3 22 Constant Power Example en 3 25 Analog Control Connector J1 3 36 Remote Current Programming Using Resistance 3 39 Remote Current Programming Using 0 5 VDC or 0 10 VDC Voltage Source wah deca po 3 40 Figure 3 9 Remote Voltage Programming Using Resistance 3 41 Figure 3 10 Remote Voltage Programming Using 0 5 VDC or 0 10 VDC Voltage usto ata 3 42 Figure 3 11 Local Remote Voltage Sensing eese 3 43 Figure 3 12 Remote Sensing Operation at the 3 44 Figure 3 13 Remote Output On Off Control by Contact Closure 3 45 Figure 3 14 Remote Output On Off Us
7. Constant Power setting Voltage Current Figure 3 5 Constant Power Example To access the Constant Power Setup menu press the F4 key from Home Menu Page 1 Navigate to each editable item and enter the appropriate values Press to execute the display jumps to Constant Power screen or F4 to abort the display returns to Home Menu Page 1 From Constant Power screen the user may either edit the limits again or exit Power mode F3 jumps to Constant Power Edit screen and after inputting new values press Constant Power Setu voltage Limit 0 0 Current Limit 0 04 Power Limit O OkW Execute Home 9 9V 49 9A 0 50kWz 10 7V 46 3A Limits Actual 0 50kW 3 Constant Power Edit Voltage Limit 0 01 Current Limit 0 0 Update Power Limit Q OkW Exit Pwr HM F3 to make those changes effective and jump back to Constant Power Screen Or press F4 to ignore the changes and jump to Constant Power Exit From Constant Power Exit 1 cancels the command to exit and jumps back to Constant Power screen or F4 exits Constant Power and jumps to Home Menu Page 1 with the Voltage Current and OVP values as set See Menu Map Section 3 7 8 Constant Power Exit Cancel Sel Volt NE Set Curr 0 0 Set OVP 88 0V Vil Mode sy M550221 01 Rev R 3 25 Operation Sorensen SGI Series 3 8 6 Home Timeout The display jumps to this screen when the system has been idle for 30 se
8. Refer to Section 3 12 Parallel In Out Used for parallel operation Refer to Section 3 16 Table 2 1 5kW to 15kW and 20kW to 30kW Series Input Output Connectors Power Supply Type Connection Description 5 kW to 15 kW Feed through high current terminal blocks 20 kW to 30 kW Bus Bar with holes for 3 8 16 bolts Table 2 2 Input Connections Power Supply Type Connection Description Bus Bar with holes for 3 8 bolts Bronze studs 14 20 800V model only Bus Bar with holes for 3 8 bolts Bronze studs 14 20 800V model only 5 kW to 15 kW 20 kW to 30 kW Table 2 3 Output Connections 2 4 M550221 01 Rev R Sorensen SGI Series Installation CAUTION Prevent damage to the unit follow torque specifications use correct size wire ferrule if used and proper size ferrule crimping tool TORQUE SPECIFICATIONS e The unit s Phoenix Connectors require 18 in lb to 20 in Ib 2 Nm to 2 3 Nm torque e Wire ferrules are recommended their size must match the wire gauge e Crimp tool size must be appropriate to the ferrule size e Wire insulation should be stripped back no more than 5 8 inch for the ferrule For more information on this AC input connector please look up Phoenix Contact part number HDFKV 16 at www phoenixcontact com 2 5 Wire Selection Care must be taken to properly size all conductors for the input and output of the power supply This section provides guidan
9. 3 9 9 Language Pa et 3 26 testet om tni ber oL d t f Ltd 3 27 3 9 Remote esu eo qe a 3 27 3 9 12 SySIOI a orte p Prise d eee Metu ded Ren 3 30 3 9 13 Warning SChEGNS 3 31 3 9 Basic Operation and Output 2 3 31 3 9 1 Initial Solus oo 3 31 3 9 2 Default Programming Menu zit eti eto s 3 32 3 93 Floating and Polarized Output eem 3 34 3 9 4 Remote Analog J1 eese 3 35 X M550221 01 Rev R Sorensen SGI Series Contents 3 10 Remote Current Programming esses eene 3 39 3 10 1 Remote Current Programming Using Resistance 3 39 3 10 2 Remote Current Programming Using a 0 5 VDC or 0 10 VDC Voltage cn 3 40 3 11 Remote Voltage Programming c cccccceeeeeeeeeeeceeeeeeeeeeeeeneeeeeeneneeneeeseees 3 41 3 11 1 External Voltage Programming Using Resistance 3 41 3 11 2 External Voltage Programming Using a 0 5 VDC or 0 10 VDC Voltage toas eg ee Lett eO LE 3 42 3 12 Remote Sensing 3 43 3 13 Remote Output On Off Control ecient ants 3 45 3 14 Remote Overvoltage 3 46 3 15 Remote Shutdown S D 3
10. Editing arrows for navigating to Conetant Bow editable items within a menu and for Vol tage NO editing see Navigation Section 3 5 Current Limit 0 04 Execute pn i Poner Limit and Editing Section 3 6 Home Faj Function keys Name of active screen Editable values OVP Setpoint Indicator Bar vertical bar Measured values for Remote Fy Voltage and Current 2 7 3V Cc System Fy Function keys 3 44 2 Navigation arrow moves to next page in menu see Navigation Section 3 5 Graph indicates portion of the present value relative to the maximum value 3 5 Navigation The primary keys used to navigate are the escape key ESC the function keys F1 F4 the navigation pad NavPad the menu and enter key Menu Enter and voltage current overvoltage protection programming keys Prog Their functions are as follows 00 180 M i GulpulOn lt Constant Voltage lt gt Co GT Constant Current J CoRemele Constant Power ESC Probably the most important key to remember escape works like the back or return button in a browser bringing the display back one menu level to the previous menu Continued pressing will eventually return the display to the Home Menu Escape is not functional in a Fault Screen F1 F4 To enter a func
11. Enable the output Verify that the unit is set to OV 0 25 of full scale output voltage If necessary adjust R35 to obtain zero output volts See Figure 4 2 Set the programming voltage to 5 0V 1mV Verify that the unit is set to 100 0 25 of full scale output voltage If necessary adjust R39 for 100 output voltage Set the programming source to 0 5V 1mV Verify that the unit is set to 10 0 25 of full scale output voltage If necessary adjust R35 for 10 output voltage 10 Repeat the steps above as needed to obtain the required accuracy 11 Remove all connections to the remote analog control connector J1 except the jumper between pins 5 and 6 This returns the supply to local front panel control CAUTION Hazardous voltages may be present on the output after the output is disabled due to stored capacitive charge Allow 5 minutes to drain the output capacitive charge to safe levels before connecting or removing output wiring 4 6 M550221 01 Rev R Sorensen SGI Series Operation 4 3 3 Change Calibration Date To change the calibration date stored in memory issue the following SCPI commands see SG Series Programming Manual for command details via RS232 or GPIB or Ethernet RS232 GPIB CAL UNLOCK 6867 CAL DATE YYYYMMDD CAL STORE CAL LOCK VIA ETHERNET CAL UNLOCK 6867 CAL MOD LASTCALDATE MM DD YYYY CAL MOD NEXTCALDATE MM DD YYYY CAL STORE CAL LOCK M550221 01
12. P Ethernet Menu Cancel fy Prt Contig STATIC 1922168 4 123 IP Back 255 255 255 0 Static IP 1 1 192 168 4 10 0 0 06 Save M550221 01 Rev R 3 13 Operation Sorensen SGI Series 3 7 10 Remote Control Screen Examples Remote screens display when operation is controlled by computer Pressing F4 from any Remote screen returns operation to Local Mode Limits 9 9V 49 9A 0 50kW TESTOO 1 Actual 10 7 46 3A ow Vil Mode OVP 0 0 0 50kW Local HE 0 00 00 000 Local wy 3 7 11 Warning Screens Hard Fault OVP 110 0V Yes Fy Engaged 0 00 00 CirFault General hardware failure has occurred Press F4 Clear Fault to reset the unit Confirm output A Engaged to be enabled 0 00 00 Clr OVP No 54 Overvoltage Protection was Displays when a saved setting tripped Press F4 Clear OVP with Output On is recalled See the unit will reset in 4 seconds Section 3 8 3 for details 3 7 12 Other Screens 1 8V 2 8 88 0V O OIkW Unlock sy Locked Key Home Menu Time Out Screen 12 70 Unlock control displays after 30 second idle 9 yw 2 F2 to unlock Press Enter To Unlock Keys OVP 110 0V 0 0kW Home 54 press F4 3 8 Functions This section describes various programming operating instructions 3 8 1 Voltage Current Overvoltage Pro
13. it will assign itself a link local address If no other device is using that link local address it will use it for 5 minutes minimum At that time if it is already in communication with some other device it will hold onto that link local address until the communication is finished and then retry DHCP Then if DHCP is not available the power supply will revert to the last successful link local address for another 5 minutes minimum Pri Config DHCP Sec Config STATIC At power up the power supply will attempt to acquire an IP address from a DHCP server If it cannot find a DHCP server to assign an address the power supply will move to Secondary and assign itself the static IP address If no other device is using the IP address the power supply continues with that static IP address If some other device is using the static IP address the power supply will move back to Primary and start the entire operation again Pri Config DHCP AUTOIP Sec Config will not be used with the above Pri config At power up the power supply will attempt to acquire an IP address from a DHCP server If it cannot find a DHCP server to assign an address it will assign itself a link local address If no other device is using that link local address it will use it for 5 minutes minimum At that time if it is already in communication with some other device it will hold onto the link local address until the communication is finished and 3 28 M550221 01 Rev R Sor
14. the first line actual values for Voltage and Current on Actual 10 7 46 3A the second line and at the bottom the actual value for 0 50kW TUI Watts with a bar graph of its percent of full scale power F4 jumps to the Constant Power screen i TESTOO 1 e Remote Mode Sequence display shows what sequence is running F4 jumps to the local Sequence 47 AV 25 8 Run screen 1 2kW 0 00 00 000 Local gy 3 8 12 System The System submenu allows the user to display the total Total System Current Ue system current when the unit is being paralleled with 25 0A um other SG series supplies From Home Menu Page 3 press F2 to enter the System Menu Determine the Total System Current by adding the maximum current rating of all supplies in parallel Use NavPad or the KeyPad 0 9 to enter the appropriate value F3 resets Total System Current to the supply default value F4 keeps the displayed value and jumps to Home Menu Page 1 3 30 M550221 01 Rev R Sorensen SGI Series Operation 3 8 13 Warning Screens There are two warning screens that may appear during the course of operation Hard Fault HARD FAULT 6 00 00 CirFaul t Hard Fault warns that a hardware fault has occurred This may be caused by an over temperature condition or a module fault occurring These conditions may clear themselves however if they continue to occur after pressing the F4 ClrFault key contact the factory for service assis
15. 0 0 11 0 0A Insert ey Insert y TESTOO 0 0 0 00 00 000 Delete Delete Fa Delete TESTOO 1 CopyStepey TESTOO 1 CopyStep ry TESTOO 1 CopyStep ey TESTOO 1 CopyStep sry CP Mode gt OVP 0 0V PasteStp Fy Loops PasteStp Fy Limits 0 0 0 0 Insert Fy Count 5 Insert fs OW 0 00 00 000 Delete sy Delete fy 3 12 M550221 01 Rev R Sorensen SGI Series Operation 3 7 8 Constant Power Setup Menu See Section 3 8 5 for details Constant Power Setup Voltage Limit 0 0V Current Limit 0 04 Execute ry Power Limit 0 0 Home PE 4 aS 0 50kW 0 50kW 9 Constant Power Exit Cancel Set Volt 0 0 Set Curr 0 0A Set OVP 88 0V Vil Mode ty Voltage Limit 0 07 Current Limit 0 0A Update ey Power Limit O OkW Exit Pwr fy 3 7 9 Remote Menu Remote menu is either GPIB or Ethernet option The submenus for Ethernet are mapped here there are no submenus for the GPIB Remote screen see Section 3 8 11 for details ETHERNET The Ethernet Remote Menu provides submenus for LXI Settings F3 and Ethernet Menu F4 The Ethernet Menu provides submenus for Server Port F3 and Static IP Configuration F4 See Section 3 8 11 for details xi Settings Cancel gy PINS Response Identification DISABLED Save SERVER PORT Back fy Server Listener Port 9221 Remote _ Home fy Save 00 13 76 06 04 03 IP IN USE 0 0 0 0 S IP Baud Rete 192002 Ethernet
16. 10 VDC Voltage Source 3 42 M550221 01 Rev R Sorensen SGI Series Operation 3 12 Remote Sensing Remote voltage sensing is recommended at all times whether the sensing leads are connected to the load or directly to the output terminals Remote sensing at the load provides the best load regulation In applications where the load is located some distance from the power supply or the voltage drop of the power output leads significantly interferes with load regulation remote voltage sensing should definitely be used The voltage accuracy specifications are valid only with remote sense connected Disconnecting the remote sense leads will introduce an error with the output voltage increasing The error occurs because an additional resistance PTC local resistor network in Figure 3 11 is added in the circuit of the resistor divider for voltage sensing to provide the default local sensing of the output voltage at the output terminals When remote sense is connected the PTC local resistor network is short circuited effectively removing it from the circuit Remote Sense Resistor Divider pu Sense Remote Sense Amplifier Out Output Power Out Converter Figure 3 11 Local Remote Voltage Sensing M550221 01 Rev R 3 43 Operation Sorensen SGI Series CAUTION If the power supply is operated with load power lines disconnected and sensing line connected internal power supply damage may occur Output cur
17. 165 170 00 145 175 190 195 000 165 200 215 225 0000 195 230 250 260 2 6 Table 2 4 Minimum Wire Size When determining the optimum cable specification for your power applications the same engineering rules apply whether going into or out of an electrical device Thus this guide applies equally to the input cable and output cable for this Sorensen instrument and application loads Power cables must be able to safely carry maximum load current without overheating or causing insulation destruction It is important to everyday performance to minimize IR voltage drop loss within the cable These losses have a direct effect on the quality of power delivered to and from instruments and corresponding loads When specifying wire gauge consider the operating temperature Wire gauge current capability and insulation performance drops with the increased temperature developed within a cable bundle and with increased environmental temperature Thus short cables with generously derated gauge and insulation properties are recommended for power source applications Be careful when using published commercial utility wiring codes These codes are designed for the internal wiring of homes and buildings and accommodate the safety factors of wiring loss heat breakdown insulation aging etc However these codes consider that up to 5 voltage drop is acceptable Such a loss directly detracts from the quality performance specification
18. 4 Physical Characteristics 1 4 Ripple 1 4 Voltage 1 4 Step Operations 3 19 Supply Info 3 27 Total System Current 3 30 V Ventilation 2 2 Verification and Calibration 4 2 Current Mode 4 3 Isolated Analog Option 4 5 Voltage Mode Operation 3 32 W Warning Screens 3 31 Wire Size 2 5 M550221 01 Rev R About AMETEK AMETEK Programmable Power Inc part of the Programmable Power Division of AMETEK Inc is the new global leader in the design and manufacture of precision programmable power supplies for R amp D test and measurement process control power bus simulation and power conditioning applications across diverse industrial segments From bench top supplies to rack mounted industrial power subsystems AMETEK Programmable Power is the proud manufacturer of Elgar Sorensen California Instruments and Power Ten brand power supplies Headquarters AMETEK Inc is a leading global manufacturer of electronic instruments and electromechanical devices with annualized sales of 2 5 billion The Company has over 11 000 colleagues working at more than 80 manufacturing facilities and more than 80 sales and service centers in the United States and around the world Trademarks AMETEK is a registered trademark of AMETEK Inc Other trademarks registered trademarks and product names are the property of their respective owners and are used herein for identification purposes only Notice of Copyright SGI Series DC
19. 47 3 16 Parallel and Series 2 3 48 3 16 1 Parallel OBSraliOH cos coto euet ide RE gem o 3 48 3 16 2 Series ODGrallOnis cae o DH DR ret eter etd EDS DE 3 50 SECTION 4 VERIFICATION AND CALIBRATION 4 1 Aad Introductio t 4 1 4 1 1 X Verification and Calibration 4 1 4 2 Preparation soie operas debe eee 4 1 4 2 Standard Verification and Calibration 4 2 42 qQurrent oso tte P e ed t iE 4 3 4 2 2 Mollage Modes uidere ied en sedie doas leq 4 3 4 2 3 Resistor Programming Current 4 4 4 2 4 Change Calibration 002244 2 1 4 5 4 3 Isolated Analog Option Verification and Calibration Procedure 4 5 4 3 1 Current MOUG suede test Some EPI bd 4 5 43 2 NVollage e adii dicant Deve 4 6 4 3 8 Change Calibration 002424422 1 4 7 SECTION 5 MAINTENANCE 2 5 1 221 5 1 5 2 Preventive teet ede 5 1 222 SEUSOS ee
20. 8 2 0 6 8 o I DA Y 4 F3 7 0 l 0 0 98 Ec c 58 x i 00000000 nu us 69 m E 2 69 662 5 I 94 Ley i sa In 56 lt POL 5 p i 001 VM 4 l y J 20 7 3 EE voL 20 i E 2 eet a L 8 9 41 didO HOLO3NNOO oi 9 8 d6 HOLO3NNOO S NS d 6 DIS YOLOSNNOO ZEZSH HO103NNOO 8 02 2 1 ISN STIVNINHAL LNdLNO 0 000 0 0 60 Nd HVOT3 anis 02 7 1 GNNOYD SISSVHO Z 5507 10 68 X3 1OW HOLO3NNOO 20 001 668 Nd HVO73 _ ans a dz DIS YOLOANNOO 9 gt dA 91 AMAGH LOVLNOO XIN3OHd HOLO3NNOO SALON 2 13 Figure 2 5 800V Rear Panel Input Output Connector Locations M550221 01 Rev R Sorensen SGI Series Installation 002 Orc 17 cj 9 88 E 225 t9 LO ZLZOSSYA Nd IWNOILdO 30115 303 26 8 SLAN W3d 52 66 550221 01 Rev R Figure 2 6 SGI Detailed Chassis Dimensions for Installation 2 14 Sorensen SGI Series Installation This page intentionally left blank M550221 01 Rev R 2 15 SECTION 3 OPERATION 3 1 Introduction The SGI series adds powerful functionality and sequence programming to the SG family of DC power supplies The graphical display front panel keyboard and context sensitive keys mak
21. CAUTION The unit should be provided with proper ventilation The rear and both sides of the unit should be free of obstructions To ensure proper airflow a minimum 4 clearance from the rear air outlet is required The unit should not be installed in a raised ambient temperature greater than 50 C CAUTION This unit is intended for installation in a protected environment No user serviceable parts inside Service to be performed by qualified personnel only CAUTION Ensure that the concentration of ozone is limited to a safe value The recommended long term exposure limit for ozone is 0 1 PPM 0 2 mg m gt gt Please refer to Sections 2 7 and 2 8 for dimensional and installation drawings 2 3 1 Rack The SGI Series models are designed for mounting in a standard 19 inch equipment rack If additional instrumentation is mounted in the rack no additional clearance is required above or below units in the SGI series 1 Support the unit by using rack mount slides or appropriate L brackets Suggested parts are listed as follows Rack Mount Slide Kit 5 15kW units P N 550212 01 20 30kW units P N 550213 01 2 Secure the unit in place using the screws provided 2 2 M550221 01 Rev R Sorensen SGI Series Installation 2 3 2 2 4 6U Chassis Removal from Rack The slides have a Front Disconnect Feature and lock at full extension To return chassis back into rack from locked full extension
22. Current Power supply currently in Current mode Constant Power Power supply currently in Power mode 5 NAVPAD Navigation Pad navigates between and within screens also used for increment decrement control to make live updates see Navigation Section 3 5 and Editing Section 3 6 6 Programming Keys Also called hard code keys Voltage Jumps directly to Voltage programming Current Jumps directly to Current programming Overvolt Jumps directly to Overvoltage Protection programming 7 Output On Off Key Enables disables power to the output terminals 8 Numeric Keys 0 9 Used to enter specific values for editable items 9 ESC escape Key Cancels numeric input and or returns to previous menu 10 Menu Enter Menu returns to Home Menu Page 1 see Menu Map Section 3 7 Enter sets a value that was input via numeric keys 3 2 M550221 01 Rev R
23. Delete ry TESTOO 1 CopyStep PasteStp Fy Insert Fy Delete say Repeat TESTOO 1 Subcal CopyStep y M550221 01 Rev R Sorensen SGI Series Operation Return This operation causes execution to resume at the step immediately following the most recent Subcall TESTOO 1 When occurring a primary sequence without a prior Insert fy Delete fy Subcall Return stops execution of the test sequence Return is one of only three operations that may be used in step 21 of a test sequence Loop This operation causes the unit to repeat all steps between the Loop operation and the Next operation for TESTOO 1 Copystepzy the specified number of counts maximum of 65 535 Loops PasteStp Use the NavPad to set the Count for the total number of 0 loops Use the Next operation after the last step to be repeated Once the Loop has completed the set number of counts the unit will continue to execute the remainder of the sequence Next Next is used at the end of a Loop to signify the end of the looped sequence TESTOO 1 CopyStep Next PasteStp If Next is not preceded by the Loop operation this is an Delele d INVALID condition If the program encounters the Next command under these conditions the sequence wvill abort and the output power to the terminals will be disabled Stop Stops the test sequence execution and retains the stops TESTOO 1 d prie last programmed o
24. Home Menu Page 1 at any time SAVING TO PWR ON PWR ON is a unique Save Location If a configuration is saved to PWR ON location the next time the ON OFF front panel switch is cycled the SGI unit will power up into the state this configuration was saved If the Output Condition was saved as on which means power enabled a warning screen will be displayed at power up The user will have 10 seconds to press F1 and abort the operation If the count times out the supply output terminals will be live and programmed to the saved configuration values See Section 3 3 for Output Enabled Warning All other saved configuration locations must be recalled to become active See Section 3 8 3 Recall 3 8 3 Recall There are 10 memory locations as above PwrOn and 1 9 MP Uu pr A from which a programmed output configuration of Voltage AH d j Current OVP Overvoltage Protection trip point and Output Condition can be recalled From Home Menu Page 1 press F2 to enter the Recall menu Using the NavPad up down arrows scroll through the list of saved configurations Recall a saved configuration by pressing the function key F2 F4 to the right of that configuration If a configuration was saved with the Output Condition on 7 and that configuration is recalled a warning screen Menu Map Section 3 7 9 will be displayed The user is given the option to press Yes F1 to enable or No F4 to disable the output All other s
25. I OVP or digital settings should be set to zero ISOLATED ANALOG CONTROL OPTION The Isolated Analog Control uses the same Analog Control connector J1 This option fully isolates remote control signals and allows control of units not connected to a common ground Control ground is isolated from power ground which protects against potential damage from systems with high electrical noise or large ground loop currents Note Some standard analog programming signals may not be available with this option See Table 1 2 2 Electrical Characteristics for details AN CAUTION This option is not intended to allow operation of the power supply at excessive voltages Refer to Section 2 INSTALLATION for maximum terminal voltages M550221 01 Rev R 3 35 Operation Sorensen SGI Series Following are Figure 3 6 showing the connector s pin out diagram and Table 3 1 defining the Analog Control connector designations and functions 13 1 000000000000 25 14 Figure 3 6 Analog Control Connector J1 Pin out CAUTION If standard analog programming is used note the programming return J1 6 amp J1 24 is at the same potential as the negative output terminal of the power supply Observance of return connections should be made with respect to input programming signal equipment Improper connection may result in ground loops and as a result internal power supply damage may occur Output current then flo
26. MON Zout Output current monitor 0 10 VDC equals 0 100 rated current 1000 Minimum load resistance 10kQ Circuit return Pin 6 8 Not Used Remote voltage programming using a 0 5 VDC source 9 VP 5V Zin 10kQ Do not exceed 13 3 VDC Circuit return Pin 4 or Pin 20 VP RTN See Section 3 11 Remote current programming using a 0 5 VDC source 10 IP 5V Zin 10kQ Do not exceed 13 3 VDC Circuit return Pin 23 or Pin 25 IP RTN See Section 3 10 11 12 Not Used 13 Isolated TTL CMOS on off control A high state TTL CMOS Iso Zin voltage enables the output i e turns on the output of the supply 14 TTL CMOS 2 2kQ and a low state or open connection disables the output i e turns off the output of the supply Circuit return Pin 2 ISO See Section 3 13 Remote voltage programming using a 0 10 VDC source 15 VP 10V Zin 20kQ Do not exceed 25 VDC Circuit return Pin 4 or Pin 20 VP See Section 3 11 Remote current programming using a 0 10 VDC source 16 IP 10V Zin 20kQ Do not exceed 25 VDC Circuit return Pin 23 or Pin 25 IP RTN See Section 3 10 Zout Fault state output A high state approximately 10 VDC indicates 17 FAULT 1009 a converter temperature or bias supply fault and the LED on the front panel will illuminate Circuit return Pin 6 COM M550221 01 Rev R 3 37 Operation Sorensen SGI Series Designator Schematic Symbol Electrical Chars Functional Descr
27. Save screen 1 Yes saves the sequence in non volatile memory and returns to main Sequence Menu F4 No will retain the current changes only until the power supply is turned off The next power on restores the sequence to its previous condition The following are descriptions for each sequence operation NOP No Operation Used as a placeholder in the test sequence no values are changed during this step and it does not add time to the sequence Mode Voltage Current Mode This operation sets the voltage current and OVP to the programmed values for the set period of time during the sequence step Navigate to each editable item to input values for Voltage Current Overvoltage Protection and duration Ramp V Ramp Voltage This operation allows the user to ramp the output voltage from an initial or start value Vi to a final or stop value Vf over the time period specified Internally the unit uses Vi Vf and the time to calculate an appropriate ramp function to drive the output during the test step Use the NavPad to set the OVP initial Voltage Vi final Voltage Vf Current limit and duration Ramp Ramp Current This operation allows the user to ramp the output current from an initial or start value li to a final or stop value If over the time period specified Use the NavPad to set the OVP initial Current li final Current If Voltage limit and duration CP Mode Constant Power Mode
28. This operation is similar to the V I mode except it sets the supply constant power mode See section 3 8 5 Use the NavPad to input values for OVP Voltage limit Current limit Constant Power setting and duration Repeat This operation returns to the beginning of the test cycle this could be a prior test sequence or the beginning of the current test sequence depending on the number of branches and subcalls used in the affected sequences and repeats all previously executed steps a single time Once executed the sequence continues to execute all remaining steps after the Repeat command To repeat the preceding steps more than once use the Loop operation Subcall This operation calls another test that runs as a sub sequence If that sub sequence includes a Return command execution of the primary sequence resumes at the step following the Subcall step Use the NavPad to scroll to the desired Test name and change as appropriate TESTOO 1 CopyStep ey PasteStp Fy insert Fy Delete TESTOO 1 Mode OVP 0 0V CopyStep Fy 0 0V PasteStp ry 0 0 Insert Fy 0 00 00 000 Delete fy TESTOO 1 CopyStep ry Ramp V OVP 0 0V PasteStp Fy Vi 0 0V Vf 0 0V Insert E3 0 0 0 00 00 000 Delete m TESTOO 1 CopyStepey Ramp 1 OVP 0 0V Paste tp liz 0 0 11 0 0A Insert fy 0 0V 0 00 00 000 Delete ry TESTOO 1 CopyStenp cy OVP 0 0 PasteStp ry Limits 0 0 0 0A Insert 3 OW 0 00 00 000
29. connection of wiring to the chassis must be accomplished at least five minutes after power has been removed via external means all circuits and or terminals to be touched must be safety grounded to the chassis 5 2 Preventive Maintenance No routine maintenance on the SGI Series is required aside from periodic cleaning of the unit when needed Once unit is removed from service vacuum all air vents including the front panel grill Clean the exterior with a mild solution of detergent and water Apply the solution onto a soft cloth not directly to the surface of the unit To prevent damage to materials do not use aromatic hydrocarbons or chlorinated solvents for cleaning e Low pressure compressed air may be used to remove dust from in and around components on the printed circuit boards WARNING The OFF position of the power switch does not remove voltage from the input terminal blocks Remove all external power before performing any service M550221 01 Rev R 5 1 Maintenance Sorensen SGI Series An annual inspection of the SGI Series unit is recommended Table 5 1 lists the visual inspection checks to be performed and the corrective action to be taken Item Inspect For Corrective Action External connector plugs and jacks Looseness bent or corroded contacts damage or improper seating in mating connector Clean contacts with solvent moistened cloth soft bristle brush small v
30. first step TESTO1 1 Use the NavPad to set the operation to Ramp V mode Set OVP to an appropriately high level 60V for this example Vi to OV Vf to 20V and current to a nominal 10 for this example we assume there is no load or a very light load connected to the output Set the time duration to 1 second or 0 00 01 000 Once these values are set press the F1 key to copy this setup into the copy buffer for later use Step 2 Hold the voltage at 20V for 2 seconds Use the NavPad to change to the next step TEST01 2 Select the V I Mode operation and set the OVP to 60V voltage to 20V current to 10A and time duration to 2 seconds Step 3 Ramp the voltage from 20V to 40V over a 500ms period Use the NavPad to change to the next step TEST01 3 Use the F2 key to paste in a copy of the previously saved Ramp V step Make changes to this step by changing Vi to 20V Vf to 40V and the time duration to 500ms 0 00 00 500 Step 4 Hold the voltage at 40V for 2 5 seconds Use the NavPad to change to the next step TEST01 4 Select the V I Mode operation and set the OVP to 60V voltage to 40V current to 10A and time duration to 2 5 seconds Step 5 Ramp the voltage from 40V to OV over a 2 second period Use the NavPad to change to the next step TEST01 5 Use the F2 key to paste in a copy of the previously saved Ramp V step Make changes to this step by changing Vi to 40V Vf to OV and the time duration to 2 seconds S
31. from either a static IP setting or from the DHCP server depending on how assigned The Baud Rate is editable via the NavPad changing it here changes the rear panel RS232 SCPI baud rate The initial factory setting is 19200 LXI The LXI submenu F3 from the Remote Menu displays FIRE Response EMBED Home F4j Home fy Ethernet Cancel gy Identification DISABLED two settings required by the LXI requirements PING Response enables or disables the power supply s response to a ping packet sent from a remote Ethernet host To change the setting to either ENABLED or DISABLED move the editing arrows to the PING Response line by pressing NavPad left right and then change the setting by pressing NavPad up down Press F1 to Cancel the change and return to the Remote Menu screen or press F4 to Save the changed setting Identification controls the LAN LED on the power supply s rear panel ENABLED causes the LAN LED to flash for visual identification DISABLED causes the LAN LED to be steady lit to indicated the power supply s connected status To change the setting move the editing arrows to the Identification field by pressing NavPad left right and then change the setting by pressing NavPad up down Press F1 to Cancel the change and M550221 01 Rev R Save 3 27 Operation Sorensen SGI Series return to the Remote Menu screen or press F4 to Save the changed setting ETHERNET The Ethernet submenu F4 f
32. in power mode M550221 01 Rev R 3 7 Operation Sorensen SGI Series 3 6 Editing WARNING While Output is enabled the editable item being programmed Voltage Current Over Voltage or Power is Live Updated and takes effect on the output terminals immediately The primary keys used to edit are ESC F1 F4 NavPad Menu Enter and Keypad 0 9 Their functions are as follows Ow L lt cCouipulon Constant Voltage Co gt Constant Curent lt Cra gt Remote C5 Constant Power ESC In editing ESC escape functions like the escape key on a keyboard While programming an editable item the escape key can be used to clear the entered value before it is accepted and takes effect This leaves the program function setting at the original value before editing began F1 F4 Not used to program editable items directly Function keys may be used to save recall cut past insert or delete edits made in some menus These functions will be indicated to the left of the function keys in the specific menus they are used NavPad The NavPad functions as an increment decrement editing and Live Update Pressing Up Down Live Update means the value or item displayed due to an edit change from the NavPad is actively changing the operation of the supply in real time wh
33. see Section 3 2 1 Front Panel Controls and Indicators Set the programming source to 5 0V 1mV Verify that the unit is set to 100 0 25 of full scale output voltage If necessary adjust R74 for 100 output voltage Set the programming source to 0 5V imV M550221 01 Rev R 4 3 Maintenance Sorensen SGI Series Verify that the unit is set to 10 0 25 of full scale output voltage If necessary adjust R90 for 10 output voltage Remove all connections to the remote analog control connector J1 Place the jumper between pins 5 and 6 This returns the SGI series unit to local front panel control 10 Repeat the steps above as required to obtain the required accuracy A WARNING Hazardous voltages may be present on the output after the output is disabled due to stored capacitive charge Allow 5 minutes to drain the output capacitive charge to safe levels before connecting or removing output wiring 4 2 3 4 4 Re sistor Programming Current Sources Standard non isolated Analog Control interface 1 2 Disable AC power to the unit Connect the power supply to a precision current shunt see Figure 4 1 Section 4 1 2 Preparation Set the SGI series unit to operate in remote current programming mode using resistance by connecting a 5K ohm 1 or better tolerance resistor as shown in Figure 3 7 in Section 3 10 Remote Current Programming Attach a precision meter across the shunt Kelvin termina
34. the first being the up down ramp sequence and the second the on off sequence The two will be strung together using a Goto command The example sequence will perform the following Sequence 1 Up Down Ramp Step 1 Ramp the output voltage from OV to 20V over a 1 second period Step 2 Hold the voltage at 20V for 2 seconds Step 3 Ramp the voltage from 20V to 40V over a 500ms period Step 4 Hold the voltage at 40V for 2 5 seconds Step 5 Ramp the voltage from 40V to OV over a 2 second period Step 6 Hold the voltage at OV for 2 seconds Step 7 Go to sequence 2 Sequence 2 On Off Loop Step 1 Begin a loop and set the count to 5 Step 2 Turn on the voltage to 40V for 2 seconds Step 3 Turn off the voltage for 2 seconds Step 4 Execute the Next loop until all 5 are complete Step 5 Stop the sequence Run the sequence 3 22 M550221 01 Rev R Sorensen SGI Series Operation To program these sequences do the following Sequence 1 Up Down Ramp From the Home Menu Page 1 select F3 to enter the main Sequence Menu Use the NavPad up down to select the sequence Test ID labeled 5 01 Press F4 Del Test to reset all steps TESTO1 to NOP condition This establishes a known state for this sequence Press F3 to enter the Sequence Step menu Step 1 Ramp the output voltage from OV to 20V over a 1 second period From the Sequence Step menu use the NavPad to set the test step to the
35. 0 0 SAVE See Section 3 8 2 for details 110 0 f OVP Qut va 0 60 0 d RECALL See Section Save ty 0 88 0 Recall 1 2 39V 3 88 0 Recall 2 y 3 8 2 for details 3 4 6 30 3 Sequence Menu Start ey Test ID SStep fy SEQUENCE See Sections 3 7 6 for submenus and 3 8 4 for details Constant Power Setup Voltage Limit 0 05 Current Limit 0 04 Execute sy Power Limit 0 0kW Home POWER See Sections 3 7 8 for next screens and 3 8 5 for details 3 10 M550221 01 Rev R Sorensen SGI Series Operation 3 7 44 Navigating from Home Menu Page 2 Display Brightness Adj ust DISPLAY See Section 3 8 7 for description LOCK KEY See Sections 3 7 12 for next screen and 3 8 8 for details C C OVP 110 0V 0 0kW Unlock wy age Men Mend _ LANGUAGE See Select Section 3 8 9 for details English Last Cal Date 4 3 2006 INFO See Section Mod Num SGI160 94C 2GAA 3 8 10 for details Ser Num 0613A01204 Soft Ver 1 03 1 01 Home F4 3 7 5 Navigating from Home Menu Page 3 Remote Menu Home fy 00 13 5 06 04 0 IP IN USE 0 0 0 0 I IP Baud Rete 192002 Ethernet REMOTE See Section 3 7 9 for submenus and Ethernet Remote Menu Section 3 8 11 for details Remote Menu Save Fy IEEE488 Addr 10 Baud Rate 2400 IP Addr Home GPIB Remote Menu System Menu Total Syste
36. 1 1 2 Technical Specifications su odes tee b petere pep rite un mE DEA Su 1 1 1 2 1 Environmental Characteristics 1 2 1 2 2 Electrical Characteristies iet ette eee nes 1 2 1 2 3 SGI Series Voltage and Current Specifications 1 4 1 2 4 Physical Characteristics der Re 1 4 SECTION 2 5 2 2 2 1 MR rl 2 1 2 2 e 2 1 2 3 Location arid Mounting n ee 2 2 2 3 1 nto P MERCI 2 2 2 3 2 60 Chassis Removal from 2 3 24 Input Output 22 t ento retired 2 3 2 5 e 2 5 2 5 2 6 ca 2 8 2 6 1 2 8 27 Outline Drawings 2 9 2 8 Installation Drawings dco E 2 12 SEC RON 5 OPERATION eee ehe scat 3 1 INTOOUCTION e E 3 1 3 2 Controls and Indi6alO fS secs 3 1 3 2 1 Front Panel 3 1 M550221 01 Rev R ix Contents Sorensen SGI Series 3 3 Initial Start up and 5 3 5 3 4 Display Elemefts ur 3 6 3 6 3 6 Edt a a 3 8 354 JAbor rng atWEdi v xe
37. 2 for the physical location of the potentiometers Some of the models will require partial removal of the top cover of the chassis to gain access to the potentiometers This is dependent on the type of chassis and whether the Ethernet option is installed The 6U chassis units and earlier 3U chassis units have access holes in the top cover that allow adjustment of the calibration potentiometers without removing the top cover However if the Ethernet option is installed some of the potentiometers are covered by a ribbon cable To adjust those potentiometers the cover should be partially removed and slid towards the rear of the chassis just enough to expose the location of the potentiometers but with the cover still on top of the chassis The ribbon cable should then be carefully moved sufficiently to expose the adjustment screws of the potentiometers The latest 3U chassis units do not have access holes in the top cover and the top cover must be partially removed to perform calibration The cover should be slid towards the rear of the chassis just enough to expose the potentiometers but with the cover still on top of the chassis If the Ethernet option is installed a ribbon cable must be moved as described above for the 6U chassis M550221 01 Rev R Sorensen SGI Series Operation When a unit is configured with the Isolated Analog option calibration must be first performed on that option go to Section 4 3 before the Standard Verificat
38. 221 01 Rev R 3 49 Operation Sorensen SGI Series 3 16 2 Series Operation Series operation is used to obtain a higher voltage single output supply using two units Connect the negative terminal of one supply to the positive terminal of the next supply of the same model The total voltage available is the sum of the maximum voltages of each supply add voltmeter readings Notes Under no condition should the negative output terminal of any power supply exceed 300V to Earth ground This is limited by the creepage clearance distances internal to the construction If a higher output voltage range is required contact the Sales Department or Customer Service for availability The maximum allowable current for a series string of power supplies is the rated output current of a single supply in the string Remote sensing should not be used during series operation A free wheeling diode power diode capable of the maximum current of the series set connected in parallel but reverse biased is recommended to protect against sinking current into a supply should one supply be ON while the other is OFF Refer to Section 2 6 1 3 50 M550221 01 Rev R 4 1 4 1 1 4 1 2 SECTION 4 VERIFICATION AND CALIBRATION Introduction This section provides verification and calibration procedures for the SGI Series power supplies and isolated analog control option Please refer to the SG Programming Manual for calib
39. AMETEK PROGRAMMABLE POWER Sorensen SGI Series DC Power Supplies Operation Manual M550221 01 Rev R www programmablepower com FCC NOTICE This equipment has been tested and found to comply with the limits for a Class A digital device pursuant to part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause harmful interference to radio communications Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at his own expense M550221 01 Rev R vii ABOUT THIS MANUAL This manual has been written expressly for the Sorensen SGI Series of power supplies that have been designed and certified to meet the Low Voltage and Electromagnetic Compatibility Directive Requirements of the European Community Since the Low Voltage Directive is to ensure the safety of the equipment operator universal graphic symbols have been used both on the unit itself and in this manual to warn the operator of potentially hazardous situations see Safety Notice page viii M550221 01 Rev R CONTENTS SECTION I OVERVIEW i55 1 3 soie 1 1 1d General Description e tote Get 1
40. Isolated AC or DC Voltage Source M550221 01 Rev R 3 45 Operation Sorensen SGI Series 1 14 ISO TTL CMOS ISO RTN 2 125 Figure 3 15 Remote Output On Off Using Isolated TTL CMOS Voltage Supply 3 14 Remote Overvoltage Setpoint CAUTION Do not program the remote overvoltage set point greater than 10 5 5V above the power supply rated voltage except as noted as internal power supply damage may occur Remote OVP programming is summed with the front panel or digital setting see Section 3 9 4 A remote DC voltage source can be connected externally between terminals J1 6 COM and J1 3 REM OV SET to set the output overvoltage trip level A 0 25 5 5 VDC signal equals 5 110 of rated output voltage See Figure 3 16 for connection requirements 1 REM SET 3 0 5 5 VDC VOLTAGE COM 6 SOURCE T 13 Figure 3 16 Remote Overvoltage Set Using DC Voltage Source Note To reset an OVP externally apply a 10 5 13 3 VDC signal to J1 3 for minimum of four 4 seconds 3 46 M550221 01 Rev R Sorensen SGI Series Operation 3 15 Remote Shutdown S D A remote 12 VDC voltage can be connected externally between terminals J1 18 S D Fault and J1 24 COM to disable i e shut down the output of the power supply Disabling or opening the 12 VDC signal will allow the unit to revert to normal operation p O 1 5 lt 18 S D FAULT 6
41. Next loop until all 5 are complete Use the NavPad to change to the next step TEST02 4 Select the Next operation Step 5 Stop the sequence Use the NavPad to change to the next step TEST02 5 Select the Stop operation Press the ESC or Menu key to move to the Save Sequence screen and press F1 for Yes This completes programming of the sequences To run this sequence from Home Menu Page 1 press F3 to enter the main Sequence menu Select TESTO1 test sequence and press F1 to start the sequence The display will show progress of the sequence and should complete in approximately 30 seconds 3 24 M550221 01 Rev R Sorensen SGI Series Operation 3 8 5 Power Mode The Constant Power Mode allows the supply to regulate the output to a constant power setting as opposed to the more common constant voltage or constant current modes of operation see Section 3 9 Note This mode is intended primarily for loads with response times greater than approximately 10ms While in this mode the supply will continually adjust the voltage and current levels to attempt to maintain a constant power to the load In order to provide additional protection for the load voltage and current limits may be set while in the Constant Power mode If the unit cannot regulate to the Constant Power setting due to load conditions it will regulate either at the voltage or current limit depending on the load demand See Figure 3 5 Constant Power Mode V limit
42. Power Supplies Operation Manual April 2010 AMETEK Programmable Power Inc All rights reserved Exclusion for Documentation UNLESS SPECIFICALLY AGREED TO IN WRITING AMETEK PROGRAMMABLE POWER INC a MAKES NO WARRANTY AS TO THE ACCURACY SUFFICIENCY OR SUITABILITY OF ANY TECHNICAL OR OTHER INFORMATION PROVIDED IN ITS MANUALS OR OTHER DOCUMENTATION b ASSUMES NO RESPONSIBILITY OR LIABILITY FOR LOSSES DAMAGES COSTS OR EXPENSES WHETHER SPECIAL DIRECT INDIRECT CONSEQUENTIAL OR INCIDENTAL WHICH MIGHT ARISE OUT OF THE USE OF SUCH INFORMATION THE USE OF ANY SUCH INFORMATION WILL BE ENTIRELY AT THE USER S RISK AND c REMINDS YOU THAT IF THIS MANUAL IS IN ANY LANGUAGE OTHER THAN ENGLISH ALTHOUGH STEPS HAVE BEEN TAKEN TO MAINTAIN THE ACCURACY OF THE TRANSLATION THE ACCURACY CANNOT BE GUARANTEED APPROVED AMETEK CONTENT IS CONTAINED WITH THE ENGLISH LANGUAGE VERSION WHICH IS POSTED AT WWW PROGRAMMABLEPOWER COM Date and Revision April 2010 Revision R Part Number M550221 01 Contact I nformation Telephone 800 733 5427 toll free in North America 858 450 0085 direct Fax 858 458 0267 Email sales programmablepower com service programmablepower com Web www programmablepower com M550221 01 RevR This page intentionally left blank M550221 01 Rev R Important Safety Instructions Before applying power to the system verify that your product is configured properly for your particular appl
43. Rev R 4 7 Sorensen SGI Series Maintenance G STANDARD CALIBRATION ADJ USTIVENT memso R35 VPRES 1mA Adjust ROUNO R33 IPRES 1mA Adjust 48 013014686 R74 100 Voltage Adjust snows ason on R90 Zero Voltage Adjust nee R69 100 Current Adjust R55 Zero Current Adjust 4 V ISOLATED ANALOG OPTION CALIBRATION ADJ USTIVENT R39 100 Voltage Adjust R35 Zero Voltage Adjust R33 100 Current Adjust R47 Zero Current Adjust on m Tia R39 R35 R47 m A R69 R86 R73 R104 255 O a R85 R74 R80 R86 R73 C gt o CoS um Si R82R45 871846 R54R37 R39R35 R33 R47 C 2 2227 c 73 CD R74 R90 R69 R86 R73 R104 R55 Figure 4 2 Potentiometer Locations Note that in units without access holes in the top the potentiometers are mapped to the same location under the top cover 4 8 M550221 01 Rev R SECTION 5 MAINTENANCE 5 1 Introduction This chapter contains preventive maintenance information for the SGI Series power supplies WARNING All maintenance that requires removal of the cover of the unit should only be done by properly trained and qualified personnel Hazardous voltages exist inside the unit Disconnect the supply from the input power before performing any maintenance Service fuse verification and
44. acuum or low compressed air Replace connectors damaged deeply corroded or improperly seated in mating connector Chassis fan and extruded heatsinks Dirt and corrosion Clean with cloth moistened with soapy water External electrical wiring Broken burned or pinched wire frayed worn or missing insulation Repair or replace defective wires External solder connections Corrosion loose cracked or dirty connections Clean and resolder connections Dirt and moisture buildup Short circuits arcing corrosion overheating Clean as required Front panel controls and meters Dirt and corrosion Clean with cloth moistened with soapy water Use a Kimwipe tissue and GTC glass cleaning compound to clean the meter faces Table 5 1 Recommended Annual Inspection CAUTION For safe and continued operation of the SGI Series always operate the unit in a temperature and humidity controlled indoor area free of conductive contaminants Remember to keep the rear and sides of the unit free of obstructions to ensure proper ventilation 5 2 M550221 01 Rev R Sorensen SGI Series 5 3 Fuses Operation There are no user replaceable components in the power supply WARNING power supply Service fuse verification and connection of wiring to the chassis Only properly trained and qualified personnel should remove the cover from the must be acc
45. ae L 0 12 VDC 13 Se VOLTAGE O SOURCE Figure 3 17 Remote Shutdown Using DC Voltage Source M550221 01 Rev R 3 47 Operation Sorensen SGI Series 3 16 Parallel and Series Operation The following modes of operation are used for applications requiring more current or voltage than is available from a single power supply To meet the requirements for greater output voltage or current two supplies may be connected in series or up to five connected in parallel 3 16 1 Parallel Operation In order to connect up to five power supplies in parallel use a Master Slave daisy chain wiring configuration as follows refer to Figure 3 18 Note that there are two separate 9 pin connectors on the upper left rear panel of each power supply marked PAR OUT and PAR 1 3 48 Beginning with the power supply designated by you as the Master power supply use an interface cable P N 890 453 03 to connect the PAR OUT connector on the designated Master power supply to the PAR IN connector on the second power supply Slave 1 On the second power supply Slave 1 use another interface cable to connect the PAR OUT connector to the third power supply s Slave 2 PAR IN connector Continue these interconnections up to a maximum of 5 power supplies Connect the Positive output terminals of all the power supplies and the Load Connect the Negative output terminals of all the power supplies
46. alibrated See SG Series Programming Manual P N 550129 03 for calibration information and how to update Last Cal Date Output Will Abort y be enabled 07 Output Enabled Warning erect akin Indicates number of seconds left in a 10 second countdown warning the user that the output will be enabled at the end of the countdown unless the process is aborted by pressing the F1 key on the front panel Once aborted the output remains off until the user enables it with the Output On Off key see Controls and Indicators Section 3 1 This warning appears only if the unit is both in Local mode and was last set and saved to enable the output at its next start up See Section 3 8 2 for changing and saving the Power On PwrOn Output settings Note Factory default setting for Output at first time start up is off i e not enabled 2 39V 3 5 Sequence fy Home Menu 1 500802 Final screen to display upon initial start up of the unit it is from here that the user may access all menu functions See Menu Map Section 3 7 for Home Menu pages 1 through 3 and their submenus See Functions Section 3 8 for access and program menu functions 2 3V 3 4A Home Timeout Displays after 30 seconds of idle time in any the three Home Menu pages pressing the F4 key on the front panel returns the display to Home Menu Page 1 M550221 01 Rev R 3 5 Operation Sorensen SGI Series 3 4 Display Elements
47. alues into editable items using single digit entry Enter must be pressed to program the edited value into memory The decimal key is for future use e If the editing arrow is displayed pressing Keypad 0 9 will activate the editable item to the left of the Editing Arrow and display the number s pressed As the first number is input the display begins with the least significant position first and shifts left as additional numbers are pressed see Example below Once the user starts to input a value the Editing Arrow will begin to blink a blinking Edit Arrow indicates that the value entered has not been programmed into memory also both the NavPad right left arrows and the NavPad up down Live Update are no longer operational in this condition The user must either abort see 3 6 1 Aborting an Edit below or press Enter to accept the inputted value Example Programming 50V Navigate to voltage programming by pressing the Voltage programming key The Default Programming menu is displayed and the Editing Arrow is to the right of the Set Volt editable item value Begin entering the value Press 5 The display Set Volt value reads 0 5V Notice the Editing Arrow begins to blink e Press 0 The display Set Volt value reads 5 0V e Press 0 The display Set Volt value reads 50 0V Press Enter The value is programmed into memory Notice the Editing Arrow stops blinking and moves auto
48. and the load Confirm that there are no shorts between the Positive and Negative output terminals Referring to Figure 3 18 connect twisted pair cables as follows All slave units shall have twisted pairs from their SENSE terminals to their output terminals as appropriate For Remote Sense the master unit shall have a twisted pair from its own SENSE terminals to the Load s output terminals For Local Sense the master unit shall have a twisted pair from its own SENSE terminals to its own output terminals Ensure that all twisted pair cables are as short as possible M550221 01 Rev R Sorensen SGI Series Operation gt 7 NN INTERFACE CABLE d 890 453 03 Ps 890 453 03 e 241 2 A Difference between Remote and Local Sensing PARALLEL WITH REMOTE SENSING block diagram PARALLEL WITH LOCAL SENSING block diagram NOTE The voltage display on the slave units NOTE The twisted pair cable length must be as will be slightly higher than the master unit short as possible The twisted pair cable length must be as short as possible Figure 3 18 Parallel and Remote Local Sense Connections Note The OVP circuit remains active for all units in parallel operation If the units are set to different OVP levels the paralleled system will trip according to the lowest setting For ease of use adjust the OVP levels for the slaves to maximum and adjust the master OVP level to the desired setting M550
49. ating the negative output terminal floats the power supply s internal control circuitry common level to the same potential as the negative output terminal On a standard non isolated supply the common of the analog control connector J1 floats at the same potential as the negative output terminal Damage may occur if the non isolated analog control connector of a supply is connected to an external ground referenced input output device Such a connection creates ground loop currents To correct ground loop problems the Isolated Analog option is advised in order to isolate the external ground reference signals from the internal control circuitry of the supply 3 9 4 Remote Analog J 1 Control The Analog Control connector on the rear panel allows the unit to be configured for different operating configurations local and remote current programming local and remote voltage programming current and voltage output monitoring output enable disable etc The setup and operating requirements of each configuration are provided in this section The SGI also has the capability of providing summing of remote analog input with the set values on the front panel or programmed values via the digital interface for voltage current and OVP This capability provides a means to modulate a set value with the signal on the voltage current and OVP analog input Ifthe user only desires to control the unit with the analog input all the front panel values V
50. atus indication and remote shutdown signals See Table 3 1 for individual pin descriptions 4 SENSE Connector J3 Input connector for load voltage sensing to correct for line drops in the load cables see Section 3 12 4a HV SENSE Connector J3 Input connector for load voltage sensing 800V models only 5 LAN LED steady lit indicates Network connectivity blinking indicates Instrument ID See SG Series Programming Manual RESET Switch Returns configuration parameters to factory default settings Configuration Switch Four position DIP switch to configure the unit with GPIB option External User Provides external auxiliary control signals Connector 9 Parallel In Connector Allows master slave configuration of up to five units when connected to another unit s Parallel Out connector See Section 3 16 10 Parallel Out Connector Allows master slave configuration of up to five units when connected to another unit s Parallel In connector See Section 3 16 11 Output Bus Bars Positive and negative outputs 12 Ground Connection for ground wire 13 input Connectors Connection for 3 phase AC 3 4 M550221 01 Rev R Sorensen SGI Series Operation 3 3 Initial Start up and Displays Upon initial start up of unit the following screens display in sequence after initial splash screens which show manufacturer s information Last Cal Date 4 3 2006 Last Cal Date Displays for seven seconds showing date that the unit was last c
51. ce in the selection of wire size Note that cables with Class B or C stranding should be used Fine stranded cables should not be used unless crimp on lugs or ferrules are used that are approved for fine stranded cables 2 5 1 Wire Size The tables below will assist in determining the appropriate wire size for both the input and output connections Table 2 4 below gives minimum recommended wire size This table is derived from the National Electrical Code it is for reference only Local laws and conditions may have different requirements Note that these recommendations are for copper wire only For higher ratings wires can be paralleled refer to the National Electrical Code Size Temperature Rating of Copper Conductor 60 C 75 85 C 90 C Types RUW Types FEPW Types V Types TA TBS AWG T TW UF RHW RH RUH SA AVB SIS FEP MCM THW THWN FEPB RHH THHN XHHW USE ZW XHHW Current Rating 14 20 20 25 25 12 25 25 30 30 10 30 35 40 40 M550221 01 Rev R 2 5 Installation Sorensen SGI Series Size Temperature Rating of Copper Conductor 60 C 75 85 C 90 C Types RUW Types FEPW Types Types TBS AWG T TW UF RHW RH RUH SA AVB SIS FEP MCM THW THWN FEPB RHH THHN XHHW USE ZW XHHW Current Rating 8 40 50 55 55 6 55 65 70 75 4 70 85 95 95 3 85 100 110 110 2 95 115 125 130 1 110 130 145 150 0 125 150
52. conds Press Escape or F4 to return to Home Menu Page 1 3 8 7 Display Brightness Navigate from Home Menu Page 2 F1 use NavPad to dim Display Brightness Save gy or increase the brightness F1 saves the adjusted setting for the remainder of the session and for future power ups e 100 Home 4 F4 maintains the setting for the remainder of the session and returns the brightness to its previously saved level at next power up 3 8 8 Lock Key To prevent changes due to accidental pressing of the keys i Lock the keys from Home Menu Page 2 F2 This screen 2 3V 3 appears until F4 is pressed a confirmation screen will OVP 110 0 0 0kW Unlock wy appear with instructions to press Enter to unlock keys see Section 3 7 12 Other Screens before returning to Home Menu NOTE Lock Key only works while in the normal constant Voltage or constant Current mode 3 8 9 Language The Language submenu allows the user to change the default language for the menu selections To select this TUUM Save gy menu from Home Menu Page 2 press F3 to go to the Select Language Language Menu and select a language to work in Pressing ___ F1 will save the selection and exit the Language Menu The next time the unit is powered up it will be in the last saved language Pressing F4 will keep the selected language only for the remainder of the session and will revert to the previously saved language at next power up Fo
53. depress the flat steel spring inward located on the slides and push chassis back WARNING The 60 SGI Series unit weighs up to 160 lbs 73kg depending on the model A minimum three person lift is required To disconnect and remove chassis from rack depress the flat steel spring inward located on the slides and pull chassis forward When the chassis is at full extension the flat springs are located approximately one 1 inch behind the front EIA RETMA rails Access the springs with a flat blade screwdriver or similar device to release from full extension lock out or to remove the chassis from the rack The slides can be mounted to the chassis with this spring oriented on the top or the bottom of the slide Input Output Connections WARNING High voltage present Risk of electrical shock Do not remove cover Refer to qualified service personnel For permanently connected equipment incorporate a readily accessible disconnect device in the fixed wiring For pluggable equipment install the socket outlet near the equipment in an easily accessible location Table 2 1 lists all external input output connections and their functions for the SGI Series models Table 2 2 and Table 2 3 provide input and output connection descriptions by power supply type Section 2 8 shows installation drawings with input output connector locations CAUTION Proper connection to the mains requires a circuit breaker or f
54. e Editing Arrow adjacent to Set Volt press and hold the NavPad up arrow and observe both the front panel voltage display and the output of the DVM begin to accelerate up The minimum range should be from OV to the maximum rated voltage output of the supply The front panel display and DVM readings should track within the accuracies of the meter and the front panel display Verify the front panel Voltage Mode indicator is on Program the Voltage and Current back to zero 8 Turn the power supply off If Voltage mode operation did not function as indicated above recheck the setup and perform the check again If the function continues to fail contact the factory for assistance CURRENT MODE OPERATION In Current mode operation the output current is regulated at the selected value while the output voltage varies with the load requirements To verify operation in Current mode follow these steps 3 32 M550221 01 Rev R Sorensen SGI Series Operation 1 Connect a high current DC ammeter across the rear panel positive and negative output terminals observing the correct polarity Select wire leads of sufficient current carrying capacity and an ammeter range compatible with the units maximum rated output current NOTE If a high current ammeter is not available simply short the output terminals together This will not harm the supply 2 Turn the power supply When the supply reaches the Home menu page 1 enable the output by pr
55. e fault screen will clear after 4 seconds The Home Menu Page 1 will be displayed and the output will remain disabled Enter the Default Programming menu by pressing lt or key Program the OVP setting as appropriate for the application as shown above If OVP will not be used then OVP set programming may be set at maximum approximately 110 of the rated output voltage of the supply If OVP mode did not function as indicated above recheck the setup and perform the check again If the function continues to fail contact the factory for assistance Floating and Polarized Output The SGI Series supply can be set up for a Positive or Negative supply as well as standard operation as a floating output supply FLOATING OUTPUT The output terminals are normally floating from chassis ground No extra steps or connections are required for a floating output POSITIVE SUPPLY SETUP Attach the negative output terminal to the supply chassis The output reference is now chassis ground When the output voltage is set or programmed the supply will output a positive potential from chassis ground M550221 01 Rev R Sorensen SGI Series Operation NEGATIVE SUPPLY SETUP Attach the Positive output terminal to the supply chassis The output reference is now chassis ground When the output voltage is set or programmed the supply will output a negative potential from chassis ground A CAUTION Flo
56. e setup of the sophisticated functions simple and easy The following sections provide detailed information on the programming conventions and front panel menu structure of the SGI series WARNING The power up factory default state is output enabled 3 2 Controls and Indicators 3 2 1 Front Panel Refer to Figure 3 1 and the corresponding descriptions below for an explanation of front panel controls and indicators on the SGI series power supply M550221 01 Rev R 3 1 Operation Sorensen SGI Series SGI 0 150 lt Conetant Voltage Culput Of gt Constant Current Figure 3 1 Front Panel Controls and Indicators 1 ON OFF Switch Turns on or off power to control unit WARNING The OFF position of the power switch does not remove voltage from the input terminal blocks Remove external power before servicing the unit 2 Front Panel Display 256 x 64 graphic VFD displays menus settings and functions 3 Function Keys F1 F4 Context sensitive soft keys execute command specified on front panel display by its corresponding label 4 LED Mode Indicators Indicates presently active mode where lit Output On Power to output terminals is live Output Off Power to output terminals is disabled Remote Supply presently controlled by computer Constant Voltage Power supply currently in Voltage mode Constant
57. ee Rap a 3 9 SEMEN C cactus 3 10 3 7 1 Hom MOUs uio E ee e SIS in 3 10 3 7 2 Default Programming 3 10 3 7 3 Navigating from Home Menu Page 1 3 10 3 7 4 Navigating from Home Menu Page 2 3 11 3 7 5 Navigating from Home Menu Page 3 11 3 7 6 Sequence ioo oe uUi uto eH Ee pa peint 3 12 3 7 7 Sequence Programming 3 12 3 7 8 Constant Power Setup 8 3 13 3 7 9 Remote Menu iter o ecole inte uei pud ias 3 13 3 7 10 Remote Control Screen 3 14 3 7513 Warning Scree Sasis pea d CR 3 14 3 7 12 3 14 3 8 Vase fee EE S 3 14 3 8 1 Voltage Current and Overvoltage Protection Programming 3 14 SAV GM ace o EL So dul dme qtd dei ui E ER EE QE 3 15 ccce 3 16 3 8 4 Sequencing ie o RO eunte pastu 3 17 3 8 9 Power Mode tete t Rt ime iptum sudes 3 25 3 8 6 HOME codes ten eee dicent 3 26 3 8 7 Display Brignimess deeper 3 26 3 8 8 HOCK IK CY 3 26
58. ee Section 3 16 Positive and negative outputs Connection for ground wire Connection for 3 phase AC 3 3 Operation Sorensen SGI Series 12 3 4 9 10 11 4a 12 13 n P Li L2 L 5 eel s SS m 9 wl T 9 O RR al lh 56 7 8 Figure 3 3 SG Rear Panel with Ethernet Option 1 ETHERNET Connector Optional connector for remote control via Ethernet RS232 Connector RJ 11 connector for remote control 3 ANALOG CONTROL J1 connector for input programming and analog output monitoring signals as well as st
59. en Output is On This includes programming editable items as well as scrolling through option lists within a menu e Programming editable items If an Editing Arrow is displayed pressing the NavPad up or down incrementally adjusts the editable item value adjacent to the Editing Arrow by the least significant digit per press in the respective direction If the NavPad is pressed up or down and held the selected editable item will accelerate from set point to full scale or from set point to zero respectively within 15 seconds If the output is enabled the output terminals will Live Update with the programmed changes e Scrolling through option lists Pressing the NavPad up or down incrementally scrolls through the listed items available and Live Update selects the item being displayed Option lists wrap around from top to bottom pressing NavPad down and bottom to top pressing NavPad up 3 8 M550221 01 Rev R Sorensen SGI Series Operation 3 6 1 Menu Enter Enter is used to accept a value edited or entered using Keypad 0 9 When Enter is pressed the value edited is programmed into memory and the Editing Arrow moves to the next editable item If the output is enabled the programmed value takes effect on the output terminals immediately after Enter is pressed e Menu is not used to edit Keypad 0 9 Similar to the number pad on a phone Keypad 0 9 is used to program numeric v
60. ensen SGI Series Operation then retry DHCP If DHCP is not available the power supply will revert to the last successful link local address for another 5 minutes minimum PORT The Server Port Menu is used to set the network TCP IP ____ SERVER PORT Back socket listening port Valid values are 1025 to 65535 The seas EAE diis factory default setting is 9221 To change press NavPad up down or use the numeric keys to enter specific values Press F4 to save the change or press F1 to return to the Ethernet menu without changing anything STATIC IP CONFIGURATION The Static IP menu allows manual setting not only of the IP 1920108 4 123 address but also subnet mask gateway and Domain Name Server DNS server The four IP octets in each field are edited one at a time Navigate to each octet by pressing NavPad left right then change the value by either pressing NavPad up down or by entering a specific value with the numeric keys IP input any standard IP address Factory setting is 192 168 0 200 Press F4 to save the changes or press F1 to return to the Ethernet menu without changing anything MASK input a value that identifies which network segment your power supply is on consisting of 4 whole numbers each ranging from 0 through 255 separated by periods Factory setting is 255 255 255 0 a class C network subnet mask Press F4 to save the change or press F1 to return to the Ether
61. essing Output On Off 3 Enter the Default Programming menu by pressing or 4 Program the Voltage to 10 of full scale output this sets the Voltage limit at a nominal setting above 0 Volts and forces the supply into current mode See Section 3 8 1 for more details on programming 5 Navigate to Current programming With the Editing Arrow adjacent to Set Curr press and hold the NavPad up arrow and observe both the front panel current display and the output of the DC ammeter begin to accelerate up The minimum range should be from 0 Amps to the maximum rated current output of the supply The front panel display and DC ammeter readings should track within the accuracies of the meter and the front panel display Verify the front panel Current Mode indicator is on Program the Voltage and Current back to zero Turn the power supply off Allow 5 minutes for the output capacitors to discharge and disconnect the ammeter or short from the output terminals 10 If Current mode operation did not function as indicated above recheck the setup and perform the check again If the function continues to fail contact the factory for assistance OVERVOLTAGE PROTECTION The Overvoltage Protection OVP function allows the supply to shutdown the output when it exceeds a preset voltage limit This may be used to protect sensitive circuits or loads from damage caused by an excessive voltage on the output of the sup
62. ettings will be programmed according to the recalled configuration regardless of this choice Note The warning screen will not appear if the Output is already enabled 3 16 M550221 01 Rev R amp g Sorensen SGI Series Operation 3 8 4 Sequencing INTRODUCTION The SGI sequencing function allows the user to set up the supply to automatically run a series of voltage current and power mode operations This is especially useful for setting up the supply to test to compliance standards or unburdening the test computer in automated testing applications Via RS232 IEEE 488 or Ethernet an external computer can trigger the sequences see SG Series Programming Manual Up to 50 sequences may be stored with each sequence containing up to 20 individual steps With the ability to string sequences together and an extensive list of step functions such as ramping looping gotos and subroutine calls the user can define a nearly infinite variety of test sequences The following sections will assist the user in programming testing and running a sequence from the front panel BASIC SEQUENCE OPERATION To access the main Sequencing menu press F3 from Home Menu Page 1 From here any one of 50 sequences may be selected The default names for TESTO1 Ea sequences are TESTxx where xx is a number from 01 to 50 Using SCPI commands via the RS232 or IEEE 488 interface the user may rename these test sequences with meaning
63. following subsections provide environmental electrical and physical characteristics for the SGI Series power supplies Note Specifications are subject to change without notice M550221 01 Rev R 14 Overview Sorensen SGI Series Note The SGI Series power supplies are intended for indoor use only Please refer to Section 2 3 Location and Mounting for use location requirements 1 2 1 Environmental Characteristics Parameter Specification Temperature Coefficient 0 02 C of maximum output voltage rating for voltage set point 0 03 C of maximum output current rating for current set point Ambient Temperatures Operating 0 to 50 C Storage 25 to 65 C Internal fans vents on sides and rear Units may be stacked without Cooling clearance above or below Humidity 95 maximum non condensing 0 to 50 C 45 C maximum wet bulb temperature Altitude Operating full power available up to 5 000 feet 1 524m derate 10 of full power for every 1 000 feet higher non operating to 40 000 feet 12 192m Ozone concentration Recommended long term exposure limit is 0 1 PPM 0 2 mg m Agency Approvals CE Marked to the Low Voltage and EMC directives NRTL approved to UL1012 UL 61010 EN 61010 IEC 61010 1 2 2 Electrical Characteristics The voltage accuracy specifications are valid only with remote sense connected Parameter Specification Input Power
64. ful names of up to 15 characters see SG Series Programming Manual Note DO NOT use non sequence related SCPI commands while performing sequence operations Note DO NOT use sequence SCPI commands as stand alone commands outside a sequence CAUTION RESTRICTIONS ON SEQUENCE PROGRAMMING In order to allow maximum flexibility for generating small incremental changes during a test sequence the SGI allows 1ms time resolution on each step With this capability however it is possible to create output changes that generate large and potentially damaging currents in the output capacitors of the unit When creating test sequences please use the following guidelines to prevent damage to the unit see Note Estimate the AC frequency and peak to peak voltage Vp p of the desired test sequence Convert the estimated Vp p to a of maximum output voltage e g if Vp p is 10V and maximum voltage of the supply is 100V then Vp p 10 M550221 01 Rev R 3 17 Operation Sorensen SGI Series 3 18 Verify that the frequency and Vp p does not exceed the values below Frequency 96 Vp p 10Hz 2596 50Hz 5 096 100Hz 2 596 150Hz 1 67926 200Hz 1 25 Another consideration is the actual rise and fall capabilities of the output of the supply Although damage will not occur the shape of the output waveform will be affected by these differences These vary widely depending on the load conditions contac
65. ication Hazardous voltages may be present when covers are removed Qualified personnel must use extreme caution when servicing this equipment Circuit boards test points and output voltages also may be floating above WARNINC below chassis ground The equipment used contains ESD sensitive ports When installing equipment follow ESD Safety Procedures Electrostatic discharges might cause damage to the equipment Only qualified personnel who deal with attendant hazards in power supplies are allowed to perform installation and servicing Ensure that the AC power line ground is connected properly to the Power Rack input connector or chassis Similarly other power ground lines including those to application and maintenance equipment must be grounded properly for both personnel and equipment safety Always ensure that facility AC input power is de energized prior to connecting or disconnecting any cable In normal operation the operator does not have access to hazardous voltages within the chassis However depending on the user s application configuration HIGH VOLTAGES HAZARDOUS TO HUMAN SAFETY may be normally generated on the output terminals The customer user must ensure that the output power lines are labeled properly as to the safety hazards and that any inadvertent contact with hazardous voltages is eliminated Guard against risks of electrical shock during open cover checks by not touching any portion of the elect
66. ing Isolated AC or DC Voltage Source 3 45 Figure 3 15 Remote Output On Off Using Isolated TTL CMOS Voltage Supply 3 46 Figure 3 16 Remote Overvoltage Set Using DC Voltage Source 3 46 Figure 3 17 Remote Shutdown Using DC Voltage 3 47 Figure 3 18 Parallel and Remote Local Sense Connections 3 49 Figure 4 1 Precision Current Shunt 4 2 Figure 4 2 Potentiometer Locations eene nennen nnne 4 8 M550221 01 Rev R Sorensen SGI Series Contents This page intentionally left blank M550221 01 Rev R xiii SECTION 1 OVERVIEW 1 1 General Description The Sorensen SG Series power supplies are general purpose power supplies designed specifically for laboratory test and systems applications requiring variable DC sources with good ripple and regulation characteristics These power supplies are constant current constant voltage supplies with an automatic crossover feature A variety of user interfaces are available ranging from manual front panel control and standard non isolated remote analog control to optional GPIB or isolated remote s control 100 X 100 C 1A Control Designation J ee Options Voltage Remote Control Options 5 15kW 5 20 30kW Input Voltage Options Current Figure 1 1 Model Number Decoding 1 2 Technical Specifications The
67. ing can be found either through your local distributor or our website www programmablepower com by clicking Support and going to the Service Centers tab 2 When requesting an RMA have the following information ready Model number Serial number e Description of the problem NOTE Unauthorized returns will not be accepted and will be returned at the shipper s expense NOTE returned product found upon inspection by AMETEK to be in specification is subject to an evaluation fee and applicable freight charges M550221 01 Rev R This page intentionally left blank M550221 01 Rev R
68. ion and Calibration procedure of Section 4 2 is performed 4 2 1 Current Mode 1 Set the SGI Series unit to operate in remote current programming mode using an external 0 5 VDC voltage source as shown in Figure 3 8 in Section 3 10 Remote Current Programming Attach a precision meter across the shunt Kelvin terminals Attach a precision meter in parallel with the voltage programming source Set the voltage source to 0 0V 1mV Apply AC power and press the Output On Off button see Section 3 2 1 Front Panel Controls and Indicators Set the programming voltage to 5 0V 1mV Verify the unit is set to 100 0 8 of full scale output current If necessary adjust R69 for 100 of full scale current on the shunt Set the programming source for 0 5V 1mV Verify the unit is set to 10 0 8 of full scale output current If necessary adjust R55 for 10 of full scale current on the shunt 10 Repeat the steps above as required to obtain the required accuracy 4 2 2 Voltage Mode 1 7 Disable AC power to the unit Remove the current shunt from the output and verify that there is no load attached Remove the precision meter leads from the current shunt and apply them across the output terminals Set the SGI series unit to operate in remote voltage programming mode using an external 0 5 VDC voltage source as shown in Figure 3 10 in Section 3 11 Remote Voltage Programming Apply AC power and press Output On button
69. iption S D FAULT Zout 1000 Shutdown fault This terminal goes to high state in the event of converter temperature overvoltage or bias supply fault A 7 VDC to 13 3 VDC signal can be applied to this pin to shutdown the output of the unit An 8 VDC minimum output signal is provided into a 10 minimum load in the event of an internally generated shutdown Circuit return Pin 6 COM See Section 3 15 V MON Zout 1000 Output voltage monitor 0 10 VDC equals to 0 100 rated voltage Minimum load resistance 10kQ Circuit return Pin 6 COM 20 VP Zin 100 Voltage programming return Used with J1 9 J1 15 or J1 21 and must be referenced to Pin 6 COM circuit common 21 VP RES 10 8V compliance 1 milliamp current source for remote voltage programming using resistance 0 5k ohm resistor referenced to Pin 4 or Pin 20 VP RTN will program the output voltage from 0 100 See Section 3 11 22 IP RES 10 8V compliance 1 milliamp current source for remote current programming using resistance 0 5 ohm resistor referenced to Circuit return Pin 23 or Pin 25 IP RTN will program the output current from 0 100 See Section 3 10 23 IP RTN Zin 10kQ Current programming return Used with J1 10 J1 16 or J1 22 and must be referenced to Pin 6 COM circuit common 24 Circuit common Electrically equal to Pin 6 Same potential as the negative output
70. l 3 35 J J1 Connector 3 35 L Language 3 26 Loads Inductive 2 8 Location and Mounting 2 2 Lock Key 3 26 M Maintenance Annual Inspection 5 2 Fuses 5 3 Preventive 5 1 Master Slave Operation 3 48 Menu Map 3 10 Mounting Hardware 2 2 N Navigation 3 6 Noise 1 4 O Operation Current Mode 3 32 Index Local 3 31 Master Slave 3 48 Parallel 3 48 Remote Current Programming 3 39 Remote Output On Off Control 3 45 Remote Overvoltage Setpoint 3 46 Remote Sensing 3 43 Remote Shutdown 3 47 Remote Voltage Programming 3 41 Series 3 50 Voltage Mode 3 32 Operations Step 3 19 Overvoltage Protection 3 33 Ozone Precaution 1 2 Parallel Operation 3 48 Power Mode 3 25 Programming Current 3 15 Programming Overvoltage 3 15 Programming V I P 3 14 Programming Voltage 3 14 R Rack slides 2 2 Recall 3 16 Remote Current Programming 3 39 Remote Mode 3 27 Remote Output On Off Control 3 45 Remote Overvoltage Setpoint 3 46 Remote Sensing 3 43 Remote Shutdown 3 47 Remote Voltage Programming 3 41 Ripple 1 4 S Save V I OVP Settings 3 15 Index 2 Sorensen SGI Series Saving to Power ON 3 16 Screens Other screens 3 14 Warning 3 14 Sequencing 3 17 Sequencing Examples 3 22 Series Operation 3 50 Setup 3 31 SGI Initial Start up 3 5 Single Step 3 18 Specifications 1 1 Current 1 4 Electrical Characteristics 1 2 Environmental Characteristics 1 2 Noise 1
71. ls Apply AC power and press Output On button see Section 3 2 1 Front Panel Controls Adjust R35 to measure 100 Current Output Disable AC power to the unit Set the SGI series unit to operate in remote voltage programming mode using resistance by connecting a 5K ohm 1 or better tolerance resistor as shown in Figure 3 9 in Section 3 11 Remote Voltage Programming Apply AC power and enable the unit via the front panel On Off switch 10 Adjust R33 to measure 100 Output Voltage 11 Disable AC power and remove all connections to the remote analog control connector J1 except the jumper between pins 5 and 6 M550221 01 Rev R Sorensen SGI Series Operation 4 2 4 4 3 4 3 1 Change Calibration Date To change the calibration date stored in memory issue the following SCPI commands see SG Series Programming Manual for command details via RS232 or GPIB or Ethernet RS232 GPIB CAL UNLOCK 6867 CAL DATE YYYYMMDD CAL STORE CAL LOCK VIA ETHERNET CAL UNLOCK 6867 CAL MOD LASTCALDATE MM DD YYYY CAL MOD NEXTCALDATE MM DD YYYY CAL STORE CAL LOCK Isolated Analog Option Verification and Calibration Procedure All calibration potentiometers can be adjusted through access holes in the top cover of the SGI Series unit It is not necessary to remove the top cover to perform the calibration procedures Current Mode 1 Set the SGI series unit to operate in remote current programming
72. lug manufacturer for recommended crimping tool Table 2 7 Recommended Lugs The recommended tools for crimping and extraction of the sense connector pins are listed below in Table 2 8 Tool Manufacturer Manufacturer P N Crimping Molex 11 01 0197 Extracting Molex 11 03 0044 Table 2 8 Recommended Sense Connector Tools 2 6 Load Considerations This section provides guidelines for using properly rated diodes to protect the power supply from damage while driving inductive loads 2 6 1 Inductive Loads 2 8 To prevent damage to the power supply from inductive kickback connect a diode rated at greater than the supply s output voltage and current across the output 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 a second diode in series with the output is recommended to protect the power supply BLOCKING AND FREE WHEELING DIODES The Peak Reverse Voltage ratings should be a minimum of 2 3 times the Power Supply maximum output voltage The Continuous Forward Current ratings should be a minimum of 1 5 times the Power Supply maximum output current Heat sink may be required There also may be a need for higher voltage rated parts dependent on load circuit design and inductor values M550221 01 Rev R Sorensen SGI Series Installation Battery Application S L Nia Power Blocking Diode Supply
73. m Curren f 25 0A SYSTEM See Section 3 8 12 for details 3 11 M550221 01 Rev R Operation Sorensen SGI Series 3 7 6 Sequence Menu Refer to Basic Sequence Operation under Section 3 8 4 TESTOO 1 TEST5O 0 Vil Mode OVP 0 0V OVP 80 0V 47 1 25 8 Pause fy 2 2V 3 4A Resume 13 1 2kW 0 00 00 000 Stop 0 01 0 00 03 000 Stop TESTOO 1 Start ey Vil Mode OVP 0 0V NextStep j 47 1 25 8A Sequence Menu Start gy i 0 00 00 000 Test 10 SStep Fy Stop sg TESTO1 gt Program sy Del Test 4 TESTOO 1 Starty Vil Mode OVP 0 0V NextStep Fy 47 AY 25 84 1 2kW 0 00 00 000 Stop Delete Test TESTOO 3 7 7 Sequence Programming Operation The screens in this section show the various operations available for programming a sequence See details on Step Operations under Section 3 8 4 TESTOO 1 CopyStep ey PasteStp Fy Insert Fy Delete TESTOO 1 CopyStep ey 1 CopyStep Repeat PasteStp sg Copys ten y Vil OVP 0 0V PasteStp Ey Insert 0 0 Insert Fy Delete sg inser 0 00 00 000 Delete 4 Delete TESTOO 1 CopyStepey TESTOO 1 CopyStepey Subcal l PasteStp qj TESTOO 1 ete ph ty Ramp OVP 00 PasteStp Fy TESTOO Inser t Vi 0 0 Vf 0 0 Insert Fy Delete Insert Fy 0 0 0 00 00 000 Delete sy Delete ry TESTOO 1 CopyStep Fy TESTOO 1 CopyStep ry Ramp 1 OVP 0 0V PasteStp ey Returns PasteStp PasteStp ey liz
74. matically to the next editable item This means the value has been programmed Aborting an Edit Escape can be used to cancel an edit before it is accepted When pressed the value of the editable item displayed will default to the previous value before editing began The Editing Arrow does not change position and will no longer be blinking Note If an invalid or out of range value is entered with either the NavPad or Keypad 0 9 it will be ignored and the user will be alerted through an audible signal M550221 01 Rev R 3 9 Operation Sorensen SGI Series 3 7 Menu 3 7 1 Home Menu S Save Fy Home Menu is made up of three 2 3V C Recal Fy Toggle between pages pages from which the user may 2 Sequence 3 by pressing up or down navigate to the various function or 3 ee Power on the NavPad See command screens ERSE ide duae Section 3 2 Controls Return to Home Menu Page 1 s i and Indicators from anywhere in system by _ 3V Lock Key ae pressing Escape as needed esc Language or Menu except as noted in Sec 3 AA nfo tion 3 5 Menu a Remote fy Systemgy 3 7 2 Default Programming Menu Access this menu directly with the hard code keys 2 ZV Set volt Set oyp 9 1 Voltage Current or Overvoltage the Control Panel See Section 3 8 1 for details 3 7 3 Navigating from Home Menu Page 1 Volt Curr OWP Qut 0 0 0 0 11
75. mode using an external 0 5 VDC voltage source as shown in Figure 3 8 in Section 3 10 Remote Current Programming 2 Connect a precision shunt as shown in Figure 4 1 3 Attach a precision meter across the shunt Kelvin terminals 4 Attach a precision meter in parallel with the voltage programming source 5 Set the voltage source to 0 0 1mV 6 Apply AC power and program the voltage to 100 of rated output voltage Enable the output 7 Set the programming voltage to 5 0V 1mV 8 Verify that the unit is set to 100 0 8 of full scale output current If necessary adjust R33 for 100 of full scale current on the shunt M550221 01 Rev R 4 5 Maintenance 4 3 2 9 Sorensen SGI Series Set the programming source for 0 5V 1mV 10 Verify that the unit is set to 10 0 8 of full scale output current If necessary 11 Vo 1 adjust R47 for 10 of full scale current on the shunt Repeat the steps above as needed to obtain the required accuracy Itage Mode Disable AC power to the unit Remove the current shunt from the output and verify that there is no load attached Remove the precision meter leads from the current shunt and apply them across the output terminals Set the SGI series unit to operate in remote voltage programming mode using an external 0 5 VDC voltage source as shown in Figure 3 10 in Section 3 11 Remote Voltage Programming Apply AC power and program the current to 100 of rated output current
76. model each 50 millivolts of programming voltage equals amps of output current The voltage coefficient for 10V remote current programming is 100 millivolts 1 of rated output i e for a 300 amp model each 100 millivolts of programming voltage equals 3 amps of output current See Figure 3 8 for connection requirements 1 16 IP 10V COM 6 IP 5V 10 0 5VDC 23 IP RTN l 0 10 VDC VOLTAGE 13 2 VOLTAGE SOURCE FT 21 SOURCE Figure 3 8 Remote Current Programming Using 0 5 VDC or 0 10 VDC Voltage Source 3 40 M550221 01 Rev R Sorensen SGI Series Operation 3 11 Remote Voltage Programming 3 11 1 Remote voltage programming is summed with the front panel or digital setting see Section 3 9 4 Remote voltage programming configuration is used for applications that require the output voltage be programmed controlled from a remote source An external resistance or external voltage source may be used as a programming device When using remote voltage programming a shielded twisted pair hookup wire is recommended to prevent noise interference with programming signals External Voltage Programming Using Resistance The resistance coefficient for remote voltage programming is 5k ohms 100 of rated output voltage with respect to the VP RTN J1 20 The programming current from terminal J1 21 VP RES is factory set to 1 milliampere This yields a coefficient of 1 0 of ra
77. net menu without changing anything GATE input the IP Address of any gateway that stands between the instrument and any other network entities that communicate with the power supply No factory setting Press F4 to save the change or press F1 to return to the Ethernet menu without changing anything DNS input an IP address for the Domain Name System DNS server Press F4 to save the change or press F1 to return to the Ethernet menu without changing anything GPIB Remote Menu Save Fy Addr m The Remote Menu for GPIB option Home Page 3 F1 ME allows setting of the GPIB address the baud rate for the RS232C interface Use the NavPad to set the GPIB address from 1 to 30 and the RS232C baud rate from 2400 to 19200 Pressing F1 saves the new values in non volatile memory so that they will be remembered after power down Pressing F4 keeps the selected values only M550221 01 Rev R 3 29 Operation Sorensen SGI Series until the unit is power down then at next power up the previously saved settings will be restored REMOTE OPERATION SCREENS If the unit is being controlled remotely via Ethernet GPIB or RS232C interface special screens may appear during operation The following describes those displays e Remote Mode Primary display shows the actual values for Volts and Watts F4 jumps to Home Timeout screen e Remote Mode Power display shows the set points on Limits 9 9V 49 9A 0 50kW
78. nput Efficiency 87 typical at full load nominal line Analog Remote Programming Accuracy Constant Voltage 0 25 of full scale output for 0 5V range 0 5 0 10V range Constant Current 0 8 of full scale output Overvoltage Protection OVP 1 of full scale output Resistive Constant Voltage 0 100 0 5 Constant Current 0 100 0 5 Voltage Constant Voltage 0 100 0 5 VDC or 0 10 VDC Constant Current 0 100 0 5 VDC or 0 10 VDC Overvoltage Protection OVP 5 110 0 25 5 5 VDC Remote Sensing Terminals are provided to regulate output voltage at point of load Maximum line drop 5 of rated output voltage per line for 40 100V models 2 of rated output voltage per line for gt 100V models ISOLATED ANALOG CONTROL OPTION Isolatated Analog Control Input J1 to Output Isolation 600 V Compliant with maximum terminal float voltage Recommended operation under SELV normal conditions Standard Analog Control Input J1 signals are referenced to the negative output terminal and are therefore not isolated from the output M550221 01 Rev R Overview Sorensen SGI Series 1 2 3 SGI Series Voltage and Current Specifications Amperage P P noise is measured across a 1 uF capacitor at the end of a 6 load cable with the supply operating at full load and at nominal input line voltage
79. o 5 lt 9 baz 5 5 m a 2 2 289 2 4 991 x 90 168 za fer g a3 5 gee cz 2 SERT ER 2 gt co 9 208 g gt of o EPJ o 9 01 ye 4 pez D 5 ver 89 Seu 8 8 085 5621 20 OO fost fear Figure 2 4 Rear Panel Input Output Connector Locations 2 12 M550221 01 Rev R Installation Sorensen SGI Series MalA MOVE SISSVHO vN oN Sg ES ae ag EE EL 25 o id atk a8 8g RS ga SX g2 S2 R SE
80. omplished at least five minutes after power has been removed via external means all circuits and or terminals to be touched must be safety grounded to the chassis CAUTION To reduce the risk of fire or electrical shock replace fuses only with the same type and rating Internal fuses are listed in Table 5 2 Note however that failure of one of these fuses indicates a more serious problem has occurred Please contact the factory for further assistance PCB Part No Reference Value Manufacturer Part No Bias Supply 5546345 5540068 1 2 600 Volt 5 Amp Littelfuse KLK 5 Module Controller 5556210 F1 F2 F3 600 Volt 30 Amp 5550322 5550610 550221 01 Rev Table 5 2 Fuse Values 5 3 Maintenance 5 4 This page intentionally left blank Sorensen SGI Series M550221 01 Rev R A Aborting an edit 3 9 B Basic Sequence Operation 3 17 Calibration and Verification 4 1 Circuit Breaker Requirements 2 3 2 5 Controls and Indicators 3 1 Analog Control J1 3 35 Current Mode Operation 3 32 Verification and Calibration 4 3 D Default Programming 3 32 Display Brightness 3 26 Display Elements 3 6 E Editing 3 8 F Front Panel 3 1 Functions 3 14 Fuses 5 3 H Home Menu 3 10 Home Timeout 3 26 M550221 01 Rev R INDEX Inductive Loads 2 8 Input Output Connections 2 3 Connector Functions 2 3 Isolated Analog Contro
81. ply To verify OVP operation follow these steps 1 sure there is nothing connected across the output terminals 2 Turn on the power supply When the supply reaches the Home Menu Page 1 enable the output by pressing Output On Off 3 Enter the Default Programming menu by pressing M550221 01 Rev R 3 33 Operation 3 9 3 3 34 Sorensen SGI Series Program the Current to 10 of full scale output this sets the current limit at a nominal setting above 0 Amps and forces the supply into voltage mode See Section 3 8 1 for more details on programming Navigate to OVP Overvoltage programming The factory default setting is approximately 110 of the maximum rated output of the supply With the Editing Arrow adjacent to Set OVP press and hold the NavPad down arrow and observe the front panel voltage display accelerate down Release the NavPad down arrow when the OVP is programmed to about 80 90 of the maximum rated output voltage value Navigate to Voltage programming With the Editing Arrow adjacent to Set Volt press and hold the NavPad up arrow and observe the front panel voltage display accelerate up When the output voltage exceeds the OVP trip point the OVP Warning screen will be display with the voltage level reached at OVP trip The Output Condition will be programmed to OFF and the voltage current and OVP settings will retain their previous settings Press F4 and th
82. point and Output Condition can be stored From Home Menu Page 1 press F1 to enter the Save menu Voltage Current and OVP values programmed in the Default Programming menu will be pulled into the Save menu top line upon reaching that menu In addition the present output condition output engaged or output disabled will be indicated Values pulled in from Default Volt Curr OVP out Programming Menu Foo 0 0 110 0 Save n Location PwrOnz Save gy Save to location 0 5 10 0 110 0 f Home fy Values currently saved in location EDIT VOLTAGE CURRENT AND OVP Toggle between the editable items using the NavPad and edit Voltage Current and OVP to appropriate values see Section 3 6 for editing details EDIT OUTPUT CONDITION Pressing NavPad up down will toggle the output condition indicator on f to indicate the output will be enabled and off blank to indicate the output will be disabled Note Edits will not take effect until the configuration is saved M550221 01 Rev R 3 15 Operation Sorensen SGI Series SAVING A CONFIGURATION With the Editing Arrow adjacent to Save Location pressing NavPad up down allows the user to scroll through the list of memory locations PWR ON and 1 9 Select the appropriate location and press F3 to save the configuration to that location The bottom line of the screen will update with the configuration information saved Press F4 Escape or Menu key to exit to the
83. ration of display readback and remote digital programming DIA option Verification and Calibration Cycle Annual calibration verification is recommended Calibrate only as needed Preparation Hazardous voltages exist the rear of the supply Great care must be taken WARNING to avoid both the input terminals and while the supply is enabled the output terminals Only authorized personnel should perform this procedure Due to the importance of accurate readings to performance only technically trained personnel should perform calibration procedures The calibration and adjustment procedures require two digital multimeters To set up for the calibration procedures first perform the following 1 Remove prime AC power 2 Connect the power supply to a precision current shunt as shown in Figure 4 1 below capable of a minimum of 10 above full rated output A fan may be required to cool the shunt M550221 01 Rev R 44 Maintenance Sorensen SGI Series 4 2 4 2 N a SHUNT SHUNT TOO nae J3 1 SENSE 4 J3 2 SENSE J3 3 SENSE 800V ONLY OUTPUT TERMINALS Figure 4 1 Precision Current Shunt Standard Verification and Calibration Procedure All calibration potentiometers are on circuit board assemblies located at the front of the chassis and adjustments to the potentiometers are made from the top of the chassis Refer to Figure 4
84. ree in North America 2 2 Contents of Shipment Depending on the model configuration and options available for your SGI Series power supply the ship kit may include additional parts and accessories At a minimum the ship kit that accompanies your SGI Series power supply includes the following items AMETEK Manuals CD ROM Part No M550008 01 containing the SGI Series DC Power Supplies Operation Manual Part No M550221 01 this manual and the SG Series IEEE 488 2 RS232 Option and Ethernet Option Programming Manual Part No M550129 03 e Sense mating connector Molex P N 39 01 4031 with loose contacts Molex P N 39 00 0182 e Ji mating connector Cinch P N DB25P or equivalent normally shipped attached to rear panel J1 e Back shell for J1 DB25 mating connector Cinch P N DCH B 001 or equivalent M550221 01 Rev R 2 1 Installation Sorensen SGI Series e Bolt lock washer and nut for output power connections as follows 20 30 kW s 16UNC 2B x 4 ea for AC input and 2 ea for DC output Black screw 10 32UNC 2B x 1 2 front panel rack fastener 5 15 kW 4ea 20 30 kW 8 Note If any of these parts are missing please contact Customer Service at 858 458 0223 local or 1 800 733 5427 toll free 2 3 Location and Mounting WARNING To reduce the risk of fire or electrical shock install the SGI Series unit in a temperature and humidity controlled indoor area free of conductive contaminants
85. reign Language If the unit is set to a language foreign to the user press the escape key until Home Menu Page 1 appears Evenina foreign language the Voltage and Current values will still display value with the letter V and value with the letter A respectively Also there will be only one interscreen navigation arrow which is located at the bottom of the screen Use the NavPad to scroll down to Home Menu 3 26 M550221 01 Rev R Sorensen SGI Series Page 2 there will be two interscreen navigation arrows one at the top and one at the bottom of the screen Press F3 which jumps to the Language Menu and then use the NavPad to scroll to the user s native language 3 8 10 Info Operation The Supply Information screen shows the date that the unit 60666646 Mod Num SGI160 94C 2GAA was last calibrated Model Number and Serial Number of Ser Num 0613A01204 the unit and version of the software To access this screen from Home Menu Page 2 press F4 3 8 11 Remote Remote F provides screens for either the Ethernet option or the GPIB option The following describes the Remote Menu pages for Ethernet and for GPIB ETHERNET The Ethernet Remote Menu displays the power supply s Remote Menu Ethernet MAC address which cannot be edited Access the IP IN USE 0 0 0 0 menu from Home Menu Page 3 1 key This menu also Baud Rete 192005 displays in the IP IN USE line the IP address presently in use
86. rent then flows through sensing terminals To use remote voltage sensing connect the power supply as described below See Figure 3 12 for connection requirements Connect sensing leads from the load positive to J3 1 and the load negative to J3 2 load negative to J3 3 on 800V models A shielded twisted pair hookup wire is recommended to avoid potential noise interference LOAD J3 a 43 1 SENSE 43 2 SENSE 43 3 SENSE 800V ONLY SUPPLY OUTPUT TERMINALS Figure 3 12 Remote Sensing Operation at the Load 3 44 M550221 01 Rev R Sorensen SGI Series Operation 3 13 Remote Output On Off Control Remote output on off control may be accomplished by contact closure or by an isolated external AC DC or TTL CMOS voltage source 1 Remote output on off by contact closure Output is on when contacts J1 5 and J1 6 are closed See Figure 3 13 for connection requirements 1 14 ON OFF 5 6 3d 25 Figure 3 13 Remote Output On Off Control by Contact Closure 2 Remote output on off control may be accomplished by an external 12 to 240 VAC or 6 to 120 VDC or TTL CMOS source Application of AC DC or high state TTL CMOS voltage will turn on the power supply See Figure 3 14 and Figure 3 15 for connection requirements ISO ON OFF 1 14 ISORTN 2 AC OR DC SOURCE du 25 Figure 3 14 Remote Output On Off Using
87. rical circuits Even when power is off capacitors may retain an electrical charge Use safety glasses during open cover checks to avoid personal injury by any sudden component failure Neither AMETEK Programmable Power Inc San Diego California USA nor any of the subsidiary sales organizations can accept any responsibility for personnel material or inconsequential injury loss or damage that results from improper use of the equipment and accessories SAFETY SYMBOLS WARNING N CAUTION Risk of Electrical Shock Refer to Accompanying Documents Direct Current DC Off Supply Standby Supply m Alternating Current AC On Supply 3 Alternating Current Protective Conductor Terminal Earth Ground Terminal L Chassis Ground M550221 01 Rev R iii This page intentionally left blank M550221 01 Rev R Product Family SGI Series DC Power Supplies Warranty Period Five Years WARRANTY TERMS Programmable Power Inc provides this written warranty covering the Product stated above and if the Buyer discovers and notifies AMETEK in writing of any defect in material or workmanship within the applicable warranty period stated above then AMETEK may at its option repair or replace the Product or issue a credit note for the defective Product or provide the Buyer with replacement parts for the Product The Buyer will at its expense re
88. rogramming signals Remote Current Programming Using Resistance The resistance coefficient for remote current programming is 5k ohms 100 rated output with respect to terminal J1 23 IP RTN The programming current from terminal J1 22 IP RES is factory set for 1 milliampere This yields a coefficient of 1 0 of rated output current for each 50 ohms If multiple switches or relays are used to program different levels make before break contacts are recommended Note that if an external resistance is used for remote programming the current programming return IP RTN terminal J1 23 must be connected directly to or within 3 volts see note of the power supply common terminal J1 24 See Figure 3 7 for connection requirements 11 9 2344 com gt 22 IP RES o 23 IP RTN 13 0 5 Kohms PROGRAM Figure 3 7 Remote Current Programming Using Resistance M550221 01 Rev R 3 39 Operation Sorensen SGI Series 3 10 2 Remote Current Programming Using a 0 5 VDC or 0 10 VDC Voltage Source A DC voltage source for remote current programming is connected between J1 10 IP 5V or J1 16 IP 10V and the return terminal J1 23 IP RTN Note that the return terminal J1 23 IP RTN must be referenced directly to or within 3V see note of the power supply common J1 24 The voltage coefficient for remote current programming is 50 millivolts 1 of rated output i e for a 300 amp
89. rom the Remote Menu displays the Primary Pri Config and Secondary Sec Config 8 Static Configuration Ethernet configurations both of which are editable It also provides further submenus to change the Server Listener Port F3 and the Static IP address F4 The Primary configuration is attempted at power up and if it fails the system defaults to the Secondary configuration However both setting DHCP acquired and selecting Auto IP Enabled together in the Primary configuration prevents the power supply from trying the Secondary configuration Useful configurations are described as follows Pri Config STATIC IP Sec Config DHCP At power up the power supply will assign itself the configured static IP address If no other device is using the IP address the power supply continues with that static IP address If some other device is using that address the power supply will move to Secondary and attempt to acquire an IP address from a DHCP server repeatedly until it gets an address Pri Config STATIC Sec Config DHCP AUTOIP At power up the power supply will assign itself the static IP address If no other device is using the IP address the power supply continues with that static IP address If some other device is using that address the power supply will move to secondary and attempt to acquire an IP address from a DHCP server If it cannot find a DHCP server to assign an address
90. rrent operation being executed and display voltage current OVP power and time remaining for that step User may start the sequence after any step causing it to run in continuous mode by pressing F1 Start Note that the sequence will start from the beginning of the test sequence not the beginning of the current step To continue to single step through each sequence step press F2 NextStep M550221 01 Rev R Sorensen SGI Series Operation Pressing F2 NextStep before the timer ends will replay the step Pressing F4 Stop allows the user to stop the single step mode and the display returns to the main Sequence Menu PROGRAM press F3 from the main Sequence Menu to program a test sequence The Test Sequence submenu shows the name of the current test sequence and step number In addition it displays the primary operation of the test step there are 13 different operations see Section 3 8 4 3 Operations below From this submenu the user may copy F1 paste F2 insert F3 or delete F4 a test step CopyStep F1 copies the current step characteristics into a buffer for later recall using the PasteStp F2 function PasteStp F2 pastes the current characteristics from the copy buffer into the existing test step Insert F3 inserts a new step before the currently displayed test step The default operation in the new step is set to NOP Delete F4 deletes the current test step from the test sequence and inser
91. s of this Sorensen instrument Also consider how the wiring codes apply to bundles of wire within a cable arrangement In high performance applications requiring high inrush transient currents M550221 01 Rev R Sorensen SGI Series Installation additional consideration is required The cable wire gauge must consider peak voltages and currents which may be up to ten times the average values An underrated wire gauge adds losses which alter the inrush characteristics of the application and thus the expected performance Table 2 5 presents wire resistance and resulting cable voltage drop at maximum rated current Size Amperes Ohms 100 Feet Voltage Drop 100 Feet AWG Maximum One Way Column 2 x Column 3 14 25 30 40 55 70 oe 46 3 ong 306 4 x4 895 s 89 4 m 0085 15 Table 2 5 Wire Resistance and Voltage Drop Refer to Table 2 6 for AC input current requirements and Section 1 2 3 for output current requirements Input Line Current Unit of Amps AC ssosovac 14 2 40 67 9 Table 2 68 Maximum AC Current Ratings M550221 01 Rev R 2 7 Installation Sorensen SGI Series Refer to Table 2 7 for input output lug recommendations Lug Manufacturer 3U Models Input Output 6U Models Input Output Panduit Series or equivalent LCAN Series for higher current PON Or equivalent Note Contact
92. t the factory for further information Note Contact the factory for detailed information if the desired waveform exceeds the recommended limits as discussed To change the test sequence use the NavPad up down to scroll through the test list From this menu the user may Start F1 Single Step F2 Program F3 or Delete F4 a sequence START press F1 from the main Sequence Menu to start and run a test sequence The display will show the test sequence name and step number e g TEST01 12 Sequence 5 01 step 12 It will also indicate the current operation being executed see Section 3 8 4 3 Operations and will display voltage current OVP power and time remaining for that step The time format is hhhh mm ss sss last three digits are milliseconds User may pause or stop the test at any time by pressing either F3 to pause or F4 to stop the sequence The output will pause or stop in the same state as the test step was when the key was pressed Pressing F3 Resume restarts the sequence from the beginning of the same step Note For steps with voltage or current ramps the step will resume at the beginning of the ramp and not at the point at which the ramp was paused Pressing F4 Stop to stop the sequence returns the display to the main Sequence Menu SINGLE STEP press F2 from the main Sequence Menu to single step through a test sequence The display will show the test sequence name and step number It will also indicate the cu
93. tance OVP 110 0V OVP FAULT A Clr OVP ey OVP Fault occurs when the output voltage of the supply exceeds the OVP setting When this occurs the output is disabled and voltage and current output go to 0 To clear the display press F1 Clr OVP The display will return to Home Menu Page 1 and the output will remain disabled NOTE It is important to correct the condition that caused the OVP prior to enabling the output 3 9 Basic Operation and Output Verification The SGI Series power supply is shipped from the factory configured for local Front Panel Voltage Current Overvoltage protection control and local voltage sensing The ANALOG CONTROL connector is supplied with a mating connector with remote output ON OFF jumpered for ON terminal 5 shorted to terminal 6 WARNING The power up factory default state is output enabled At first time power up the Voltage and Current are programmed to zero The Overvoltage protection is set to maximum and the Output Condition status is OFF This section provides an overview and examples of front panel programming Default Programming menu operation and initial functional tests for the SGI Series power supply 3 9 1 Initial Setup Before connecting the unit to an AC outlet ensure that the front panel ON OFF power switch is in the OFF position Check the ANALOG CONTROL J1 mating connector on the rear panel to verify that pins 5 and 6 Remote Output On Off are shor
94. tection Programming Press Voltage Current or Overvoltage key on Control 3V Set Volt Set OVP Panel to go directly to the Default Programming Menu The editing arrow will be displayed next to the corresponding 3 4A 0 08 Home sy item pressed PROGRAMMING VOLTAGE Go directly to Voltage programming by pressing the 2 The Default Programming menu is displayed and the Editing Arrow is to the right of the Set Volt editable value Edit the value by NavPad up down or by entering the value with Keypad 0 9 For more details see Section 3 6 Editing 3 14 M550221 01 Rev R Sorensen SGI Series Operation PROGRAMMING CURRENT Go directly to Current programming by pressing the key The Default Programming menu is displayed and the Editing Arrow is to the right of the Set Curr editable value Edit the value by NavPad up down or by entering the value with Keypad 0 9 For more details see Section 3 6 Editing PROGRAMMING OVERVOLTAGE Go directly to Overvoltage trip point programming by pressing the key Default Programming menu is displayed the Editing Arrow is to the right of the Set OVP editable value Edit the value by NavPad up down or entering the value with Keypad 0 9 For more details see Section 3 6 Editing 3 8 2 Save There are 10 memory locations PwrOn and 1 through 9 into which a programmed output configuration of Voltage Current OVP Overvoltage Protection trip
95. ted output voltage for each 50 ohms If multiple switches or relays are used to program different levels make before break contacts are recommended Note that if an external resistance is used for remote programming the voltage programming return RTN terminal J1 20 must be connected directly to or within 3 volts see note of the power supply common terminal J1 24 See Figure 3 9 for connection requirements COM 6 gt 20 VP RTN 21 VP RES 13 2 2710 5 lt PROGRAM Figure 3 9 Remote Voltage Programming Using Resistance M550221 01 Rev R 3 41 Operation Sorensen SGI Series 3 11 2 External Voltage Programming Using a 0 5 VDC or 0 10 VDC Voltage Source A DC voltage source for remote voltage programming is connected between J1 9 VP 5V or J1 15 VP 10V and the return terminal J1 20 VP RTN Note that the return terminal VP RTN must be referenced directly to or within 3V see note of the power supply common J1 24 The voltage coefficient for 5V remote voltage programming is 5 volts 100 of rated output voltage The voltage coefficient for 10V remote voltage programming is 10 volts 100 of rated output voltage See Figure 3 10 for connection requirements 15 VP 10V 20 VP RIN COM 6 VP 5V 9 0 bVDC 1 13 VOLTAGE SOURCE Lt 0 10 VDC VOLTAGE SOURCE Figure 3 10 Remote Voltage Programming Using 0 5 VDC or 0
96. ted together This is the default configuration installed from M550221 01 Rev R 3 31 Operation Sorensen SGI Series the factory This jumper allows the output of the supply to be enabled from the front panel when the Output On Off button is pressed Apply power to the AC mains input 3 9 2 Default Programming Menu The following subsections describe operation in Voltage Mode in Current Mode and OverVoltage Protection OVP Mode 2 3 Volt Set OVP 0 0 110 0V Set C 3 4A 0 OA Home VOLTAGE MODE OPERATION In Voltage mode operation the output voltage is regulated at the selected value while the output current varies with the load requirements To verify operation in Voltage mode follow these steps 1 Connect a digital voltmeter DVM across the rear panel positive and negative output terminals observing the correct polarity Make sure the DVM is in the dc voltage mode and the range is adequate to handle the full scale voltage of the power supply 2 Turn on the power supply When the supply reaches the Home menu page 1 enable the output by pressing Output On Off 3 Enter the Default Programming menu by pressing lt key 4 Program the Current to 10 of full scale output this sets the current limit at a nominal setting above 0 Amps and forces the supply into voltage mode See Section 3 8 1 for more details on programming 5 Navigate to Voltage programming With th
97. tep 6 Hold the voltage at OV for 2 seconds Use the NavPad to change to the next step TEST01 6 Select the V I Mode operation and set the OVP to 60V voltage to OV current to 10A and time duration to 2 seconds Step 7 Go to sequence 2 Use the NavPad to change to the next step TEST01 7 Select the Goto operation and set the next step to TESTO2 Press the ESC or Menu key to move to the Save Sequence screen and press F1 for Yes M550221 01 Rev R 3 23 Operation Sorensen SGI Series Sequence 2 On Off Loop From the Home Menu Page 1 select F3 to enter the main Sequence Menu Use the Navigation arrows to select the sequence labeled 5 02 Press F4 Del Test to reset all steps 2 to a NOP condition Press F3 to enter the Sequence Step menu Step 1 Begin a loop and set the count to 5 Use the NavPad to change to the first step 5 02 1 Select the Loop operation and set the count to 5 Step 2 Turn on the voltage to 40V for 2 seconds Use the NavPad to change to the next step TEST02 2 Select the V I Mode operation and set the OVP to 60V voltage to 40V current to 10A and time duration to 2 seconds Press F1 to copy this step to the copy buffer Step 3 Turn off the voltage for 2 seconds Use the NavPad to change to the next step TEST02 3 Press the F2 key to paste the previously saved step into this step Set the voltage to OV all other settings remain the same Step 4 Execute the
98. terminal 25 IP RTN Zin 10kQ Current programming return Used with J1 10 J1 16 or J1 22 and must be referenced to Pin 6 COM circuit common Table 3 1 Analog Control Connector J1 Designations and Functions Control ground is isolated from power ground with the isolated analog control option See Section 3 9 4 Signals not available with isolated analog control option A CAUTION If standard analog programming is used note the programming return J1 6 amp J1 24 is at the same potential as the negative output terminal of the power supply Observance of return connections should be made with respect to input programming signal equipment Improper connection may result in ground loops and as a result internal power supply damage may occur Output current then flows to chassis by means of external connection to the J1 common J1 6 amp J1 24 3 38 M550221 01 Rev R Sorensen SGI Series Operation 3 10 Remote Current Programming 3 10 1 Remote current programming is summed with the front panel or digital setting see Section 3 9 4 Remote current programming is used for applications that require the output current be programmed controlled from a remote source An external resistance or external voltage source may be used as a programming device When using remote current programming a shielded twisted pair hookup wire is recommended to prevent noise interference with p
99. tion menu or execute a function press the corresponding Function key to the right of the function to be entered or CR jl executed Only those function keys defined within that menu will be operational 3 6 M550221 01 Rev R Sorensen SGI Series Operation NavPad Used to move between menu pages and between editable items within a menu If a Navigation Arrow is displayed at the top and or bottom of a screen pressing up down on the NavPad allows the user to move between pages within a menu Ifthe Editing Arrow is displayed pressing left right on the NavPad allows the user to move between editable items within a menu If a screen has only one editable item left right arrow has no effect See Editing Section 3 6 Menu Enter Pressing Menu from any submenu jumps the display directly EE to the Home Menu page 1 with one exception see NOTE below Pressing Enter Enter moves the editing arrow to the next editable item in the menu similar E to the right arrow on the NavPad Prog Pressing the Voltage Current or Overvolt programming key displays the Default Programming menu with the editing arrow at the corresponding function in that menu see NOTE below NOTE The Menu key and the Voltage Current and Overvolt programming keys do not function while running a sequence paused in a sequence in sequence single step mode or running
100. ts NOP into step 20 of the sequence DEL TEST press F4 from the main Sequence Menu to delete the entire currently selected test sequence If Del Yes 0 Test is selected a warning screen will appear prompting the user to either confirm Yes F1 or cancel No F4 the delete action Note that deleting a test actually fills each test step in the sequence with a NOP see Section 3 8 4 3 and fills Step 21 with STOP operation No 4 STEP OPERATIONS When programming a test sequence see Section 3 8 4 2 above each step operation can be any one of thirteen different functions To access those functions from Home Menu Page 1 press F3 see Menu Sections 3 7 2 3 7 5 and 3 7 6 and use the NavPad to scroll through the various step operations see Section 3 5 for Navigation while in the Sequence Step Programming submenu 1 Once an operation has been selected for the present step navigate to the editable items and input values for each setting as appropriate see Section 3 6 Editing 2 After programming a step navigate to the step number location on the screen and scroll to the next step number to be programmed 3 Once at the next step number to be programmed start again by choosing an operation for that step and continue as described above M550221 01 Rev R 3 19 Operation 3 20 Sorensen SGI Series 4 At the end of the sequence or to abort the sequence press either the Escape key or Menu to jump to the
101. turn the defective Product or parts thereof to AMETEK in accordance with the return procedure specified below AMETEK will at its expense deliver the repaired or replaced Product or parts to the Buyer Any warranty of AMETEK will not apply if the Buyer is in default under the Purchase Order Agreement or where the Product or any part thereof e is damaged by misuse accident negligence or failure to maintain the same as specified or required by AMETEK e is damaged by modifications alterations or attachments thereto which are not authorized by AMETEK e 6 installed or operated contrary to the instructions of AMETEK e 15 opened modified or disassembled in any way without AMETEK s consent or e is used in combination with items articles or materials not authorized by AMETEK The Buyer may not assert any claim that the Products are not in conformity with any warranty until the Buyer has made all payments to AMETEK provided for in the Purchase Order Agreement PRODUCT RETURN PROCEDURE 1 Request a Return Material Authorization RMA number from the repair facility must be done in the country in which it was purchased Inthe USA contact the AMETEK Repair Department prior to the return of the product to AMETEK for repair Telephone 800 733 5427 ext 2295 or ext 2463 toll free North America 858 450 0085 ext 2295 or ext 2463 direct e Outside the United States contact the nearest Authorized Service Center ASC A full list
102. use with a rating at 25 over the maximum input line currents listed in Table 2 6 7 WARNING Under no condition should the negative output terminal exceed 300V to earth ground M550221 01 Rev R 2 3 Installation Sorensen SGI Series CAUTION A Floating the negative output terminal floats the power supply s internal control circuitry common level to the same potential as the negative output terminal On a standard non isolated supply the common of the analog control connector J1 floats at the same potential as the negative output terminal Damage may occur if the non isolated analog control connector of a supply is connected to an external ground referenced input output device Such a connection creates ground loop currents To correct ground loop problems the Isolated Analog option is advised in order to isolate the external ground reference signals from the internal control circuitry of the supply Connector Function Connects To FL1 AC Prime AC Power Input 208 220 VAC Std FL1 AC See Table 2 2 380 400 VAC Option FL1 AC Not phase rotation sensitive Neutral 440 480 VAC Option Chassis GND not used 47 63 Hz Output Power User load s Pos Bus Bar 3U models see Table 2 3 Neg Bus Bar 6U models see Table 2 3 Pos Bus Bar Neg Bus Bar ANALOG CONTROL Connector J1 Control Interface See Table 3 1 for description Sense Connector Used for remote sense
103. utput value The Stop operation may M Insert 5 be used in step 21 of a sequence Delete Goto This operation allows the sequence to exit the TESTOO 1 CopyStepay existing test sequence and begin another test sequence PasteStp gy Goto is used to string together multiple sequences for a single test The Goto operation be used step 21 of a sequence Pause This operation suspends execution of the TESTOO 1 CopyStepey sequence and waits for operator input to press either the Penser Resume key to continue the sequence or the Stop key to Delete ry end the sequence M550221 01 Rev R 3 21 Operation Sorensen SGI Series SEQUENCING EXAMPLE The following provides an example of programming and running a test sequence A typical burn in sequence requires the voltage to the device under test DUT to ramp up to a nominal voltage allow the unit to soak at that voltage for a period of time then bump up that voltage to another level soak etc then return the output back to zero In some cases an on off power cycle sequence may also be required Figure 3 3 below provides a graphical representation of this example burn in sequence Burn in Sequence Output Voltage 0 5 10 15 20 25 30 Time in seconds Figure 3 4 Burn in Sequence Example To begin programming a sequence it is important to know the exact settings for each step of the sequence In this case two sequences will be programmed
104. ws to chassis by means of external connection to the J1 common J1 6 amp J1 24 3 36 M550221 01 Rev R Sorensen SGI Series Operation Schematic Electrical M S Symbol Chars Functional Description Isolated remote output on off Externally supplied AC DC voltage source for on off control A positive 12 to 240 VAC or 6 to 120 1 ISO Zin 6 VDC voltage will enable the output i e turn on the output of the ON OFF n supply This input control is optically isolated from the power supply circuit up to 500 VDC Circuit return Pin 2 ISO RTN See Section 3 13 Isolated circuit return used with isolated on off control J1 1 and J1 14 Remote overvoltage set A remote signal sets the overvoltage trip 3 REM OV Zin level 0 25 5 5 VDC 5 110 Apply a 10 5 VDC to 13 3 VDC SET 20 signal for 4 seconds to reset an OVP condition Circuit return Pin 6 COM See Section 3 14 4 VP RTN Zin Voltage programming return Used with J1 9 J1 15 or J1 21 and 10 KQ must be referenced to Pin 6 COM circuit common Must sink Remote output on off Switch relay contacts or a direct short 5 ON OFF 1mA to between this terminal and Pin 6 COM circuit common enables enable the output i e turns on the output of the supply See Section 3 13 6 COM _ Circuit common Electrically equal to Pin 24 Same potential as the negative output terminal 7

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