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SY3634 - Users` Manual

1. CAEN ELS d o o Rev 1 6 November 2014 oO Y gt L dd ra cD ad N hd a om D ad lt This product uses technology licensed by Elettra Sincrotrone Trieste S C p A This product certified O CAEN ELS d o o Kraska ulica 2 6210 Sezana Slovenija Mail info caenels com Web www caenels com Table Of Contents L INTRODU TION ee ee 10 1 1 SY OAOT TEN ee AEA EEES 10 1 2 SYSTEM PARTS a E E N EE AE 11 1 3 EXTENDED VERSIONS UP TO 24 OV 2 0000 eu 13 2 SAFETY AND INSTALLATION 0 000000000000000000000000000000n0000000000000 00000200000 14 2 1 GENERAL SAFETY INFORMATION ees sesse see see ee see ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee 14 2 2 INITIAL INSPECTION af ese sees dees dees sd see ede ede 14 2 3 INJURY PRECAUTION S ees dees sd ede sesde sede 14 2 3 1 Cauton MEEEEE ee ee see ee ee 15 2 4 GROUNDINGSE N N esse ese 15 29 INPUT L 15 2 6 QUL CONNECTORS AA E ET ees 16 2 7 ENE CIRCURES E A E E E EE Oe ee 16 2 8 PART REPLACEMENT AND MODIFICATIONS ees ees sees sees sees see ee ee ee ee ee ee ee ee 16 2 9 R INSTRUCTIONS eie ees sees dee sd see se N 16 2 GE GE EONTACTS PROTECTIVE COVER ees sees ee esse ee sa ee ARE 18 3 VS CRIP T TO S 20 3 1 A3636 AUXILIARY POWER SUPPLY esse ee sesse ede es see ee see ee ese ee ee ee ek ee ee 20 3 2 NRS AE ed 0 2 MEE ral Protections esse sesse ee see see see ee se d
2. 51 Interlock 1 Intervention Time ms Intervention time for interlock 1 52 Interlock 2 Intervention Time ms Intervention time for interlock 2 53 Interlock 3 Intervention Time ms Intervention time for interlock 3 54 Interlock 4 Intervention Time ms Intervention time for interlock 4 55 Interlock 5 Intervention Time ms Intervention time for interlock 5 56 Interlock 6 Intervention Time ms Intervention time for interlock 6 57 Interlock 7 Intervention Time ms Intervention time for interlock 7 Table 2 EEPROM Value section Please note that cells marked n blue are password protected cells marked in green are not accessible by the user factory reserved All settable parameters need to be updated in order to take immediate effect on the module operation a MUP r command needs to be sent to the A36xxBS module after all parameters have been set by MWG commands The EEPROM field structure and the cell content description are presented in Table 3 Cell Cell Caption Description 0 49 reserved 50 Interlock 0 identification Interlock 0 identification name string 51 Interlock 1 identification Interlock 1 identification name string 52 Interlock 2 identification Interlock 2 identification name string 53 Interlock 3 identification Interlock 3 identification name string 54 Interlock 4 identification Interlock 4 identification name string 55 Interlock 5 identification Interlock 5 identification name string 56 Int
3. SY3634 Description SY3634 User s Manual 3 5Y3634 Description A description of the SY3634 and the A36xxBs module is herein presented with some in depth explanations on the basic power supply functionalities 3 1 A3636 Auxiliary Power Supply The SY3634 heterogeneous bipolar power supply system contains a unit i e A3636 that should be installed in the first left slot of the system crate and it is used to power the control electronics and the cooling fans of all the A36xxBS modules installed in the same crate with 12V This unit is shown n Figure 4 TA F fh u Figure 4 A3636 auxiliary power supply SY3634 User s Manual SY3634 Description Other components are installed on the same PCB carrier for the control mode selection REMOTE LOCAL and for the connection of the DC Link external unit to earth potential with a ground fuse The control mode selection i e LOCAL or REMOTE is placed on the front panel as can be seen in Figure 5 O CAENeis Mod A3636 AS Figure 5 A3636 front panel Three LEDs are also placed on the front panel of this auxiliary module and have to be interpreted as follows e ON LED the green light indicates that the A3636 auxiliary power converter is correctly working and the 12V for the control electronic is present on the backplane e EF LED the red light indicates that the earth fuse rated at 1AT is blown up probably consequently to an earth fault and needs to be repl
4. tune to any load condition A36xxBS modules are internally composed by a Control Board CB and a Power Board PB that are mechanically connected communication between boards is performed by digital signals that avoid possible analog signal corruption and undesired noise pick up The control board houses a dedicated digital signal processor DSP that performs the current control loop and a FPGA that supervises all process as communication diagnostics and interlock handling Remote communication is guaranteed by means of an Ethernet 10 100 auto sensing socket accessible from each module front panel the power supply can also be locally monitored and controlled via an encoder and a graphic color display featuring user friendly menus A different version of the crate SY3634T is provided with terminal output connections and with the auxiliary AC mains ON OFF switch on the rear side 9 SY3634 User s Manual Introduction 1 2 System Parts An entire operational SY3634 system Figure 1 is composed by two 19 inch crate for a total of 4U 3U for the system and 1U for the bulk and four different main parts e the SY3634 crate that houses up to four independent A36xxBS DC DC modules and one auxiliary power converter in its left first spot 1 e A3636 e the bulk power supply that provides the DC Link up to 24V 120A to the connected SY3634 crate e the Sentinel Hardware Key SHK i e A3632 that add
5. this is understood by the fact that the selectable option is Bulk Power OFF meaning that the bulk unit is already powered The possible choices displayed on this menu are e Bulk Power ON if the bulk unit is OFF e Bulk Power OFF if the bulk unit is ON e Module ON if the module is off and the bulk unit is ON e Module OFF if the module is on and the bulk unit is ON The choice of the Exit line on this menu sends the users back to the Menu Page nn Local Control SY3634 User s Manual 4 2 5 Set Current Page The Set Current page allows users to locally set the current setpoint of the power supply module From this page it is also possible to check the actual module output current indicated as Io In order to perform the current setting operation it is necessary for the module to be in the LOCAL mode indicated by a black L in a red frame in the upper left corner of the display as shown in Figure 18 Set Current lo 02 345 A Set Exit Figure 18 Set Current screen The Set text in the bottom left corner of the display needs to be clicked on in order to make the new current setpoint to take effect The power supply module A36xxBS will reach the new setpoint by ramping with the predefined slew rate which can be checked on the Connectivity page of the menu By clicking the Exit text on the bottom r ght corner the users can go back to the Menu page 6 1s 50 SY3634 User s Manual Local
6. 2 9 Installation Instructions Follow these instructions in order to correctly install the SY3634 power supply system Install the 3U SY3634 system crate in a rack with its corresponding 1U bulk power supply crate A3640 SY3634 Bulk Power Supply 40A on its bottom Now connect both power connector with screw dedicated terminals and control connector 1 e DB25 on one end of the A3631 Bulk PS Power Cable using the optional module A3632 SHK Sentinel Hardware Key if purchased The other end of the A3631 must be connected to the SY3634 system crate as shown in the following figure 9 SY3634 User s Manual Introduction TIETE er wal i THT pea wi Rn T AC Ho ERN T ie e in gt ut f ie del Interlock _ connector Aux DC Output 77 to the load ee wd Ze wre N A3631 Power terminals Connect one VDE flexible cable to each bulk unit module inserted im the relevant 1U chassis indicated in the figure Geographic VDE A3631 A3631 plugs for bulk Control Connector Power terminals HE Hi T Please note that the position of the power plugs on the rear side of the bulk crate is geographic 1 e the first socket on the right corresponds to first module on the right center socket to center module and last socket on the left to last module on the left whatever is present Now also connect the VDE power plug on the rear panel of t
7. 63 3 3 3 MAC Command ees ees ee see ee ee ee ee ee ee ee ee ee ee ee ee ee 64 5 3 6 MGC Command esse ee ee ee ee ee ee ee ee ee ee ee ee ee nenn 65 5 3 7 MGLST Command MEE ee ese ee ee ee ee ee ee ee 66 5 3 8 MOFF Command ees ees esse ee ee ee ee ee 67 5 3 9 MON CommalffEEEE EE EE ees ees ese ee 68 5 3 10 MRESGA IE a 69 5 3 11 MES 70 Joda E Go AE EE ae RR 71 5 Jl ARE God ee eee Oe 72 2 3 14 MR God AE EE AE Ed 73 3 3 15 eN N 74 MEE Command esse sees ee sees ee see se Gee see ee ee 75 MEET P Command esse sesse see ee ee se ea see ee ee e DO 76 5 3 18 RT Coma EE 77 5 3 19 VRIES ee E 78 PIR Command ees ese sesse sea se Gee se ee Ee ee ee ee se ME 79 ky MRW Command esse sesse ees see se ee ee ee ee ee ee ee ee ee nM 80 W327 BSP Command esse se ee see se ee ee ee ee ee ee ee ee 8 3 3 23 MSR Command 82 3 3 24 MST Com T R ee 83 3 325 MP Command 22402220 sees sees se ees see s 84 EEE Command esse sees ee se es ees see 85 eoo O O 806 3 3 28 EER Con 87 5 3 29 SAVE God EO aaa 88 5 3 30 MEE COMMA EE ee 89 5 3 31 MEd GE EE N ere 90 5 3 32 MWAVESTART Command eaa 9 5 3 33 MWA V ES ccs ees ee 92 5 3 34 MWE Comm lt _6ll TIA 4402444400440 se see en 93 5 3 35 MWG Command MEEN esse ese ese ese ee ee ee 94 5 3 36 MW
8. In order to make the module apply the value K 0 15 to its internal regulator a MUP r command has to be sent 3 3 1 Value Section Cells Herein in order to correctly configure and check the power supply operation a brief description of the value section user definable cells is presented Imax cell 4 the value contained in this cell defines the maximum current A that a user can set to the A36xxBS module This value need to be included between a lower limit OA and rated output current 0 1A Kp cell 3 this value is the proportional gain coefficient of the internal digital PID regulator Ki cell 14 this value is the integral gain coefficient of the internal digital PID regulator Kp cell 15 this value is the derivative gain coefficient of the internal digital PID regulator Max MOSFET Temperature cell 20 this value C defines the temperature threshold above what the power supply generates an over temperature fault condition The temperature is directly measured on the output stage MOSFETs common heatsink Max Shunt Temperature cell 21 this value C defines the temperature threshold above what the power supply generates an over temperature fault condition The temperature is directly measured on the shunt resistor case Under Voltage Protection cell 23 this value V defines the voltage threshold below what the power supply generates an under voltage fault condi
9. Module Self Regulated Fans EPICS TANGO Ethernet 10 100 Mbits Hot Swap Point by Point Current Waveform Loading Hardware protections Auxiliary ADC Read Backs 16 bit resolution Cooling Drivers Connection User definable interlock thresholds active levels and timings DSP and FPGA Firmware Remote Updates Extra Features l TE 19 wide 3U high Euro mechanics rack 90 260 V AC 47 63 Hz and 24 V DC Graphic Color Display and Encoder 6 LEDs Input Voltage Local Control Monitor j on 1 mH load 105 Annex A SY3634 User s Manual Annex A Output Connectors Montageanleitung Han Q 2 0 gm Assembly Manual Han Q 2 0 ws Sicherheitshinweis f r nicht angeschlossene Kontakte Alle Kontakte in Uhrzeigerrichtung mit Innensechskant Insert cod optional PE Leiter PE conductor amp F ad Po k is 2 mm l nger 2 mm longer A 3 Kabel durch Geh use und Kabelverschraubung einf hren Push cable through the cable gland and into the hood housing 10 SY3634 User s Manual Annex A 4 Litzen in Isolierk per einf hren und mit Innensechskant SW 2 mit 1 8 Nm Drehmoment anziehen Push the stranded wires into the insert and fix with a hexagonal screwdriver to a torque of 1 8 Nm Push the insert back into the hood housing Tighten locking screw to a torque of 0 5 Nm dial screw contacts with a HARTING Electric GmbH amp Co KG Wilhelm Harting
10. Read Write Turn the bulk power supply ON BOFF FDB HWRESET MAC MGC MGLST MOFF MON MRESET MRF MRG MRH MRI MRID Turn the bulk power supply OFF Feedback command Performs and hardware reset of the module Read MAC and IP addresses of the module Read ground leakage current value Read the main values and status of the module Turn the module OFF Turn the module ON Reset the module status register Read selected EEPROM field cell Read selected EEPROM value cell Read hexadecimal raw ADC value Read output current value 7 za BD RR AA SE AE Read module identification 55 Remote Control SY3634 User s Manual MRM Set output current value ramp W MRP Read DC Link voltage value R MRT Read output stage heats nk temperature R MRTS Read regulation shunt temperature R MRV Read output voltage value R MRW Read estimated active output power R value MSP Read last stored output current setpoint R MSR Read or write slew rate value R W MST Read module internal status register R MUP Update all EEPROM parameters W MWAVE Set waveform total number of points W MWAVEP Set waveform single point W MWAVER Read stored waveform points R MWAVESTART Start waveform execution W MWAVESTOP Stop waveform execution W MWF Write selected EEPROM field cell W MWG Write selected EEPROM value cell W MWH Write hexadecimal raw ADC value W MWI Set output current value no ramp W PASSWORD Write m en passw
11. Reply FROM the power supply nn Remote Control SY3634 User s Manual 5 3 1 BOFF Command The BOFF r command is intended to turn off the external bulk power supply unit connected to the SY3634 crate where the A36xxBS module is installed by driving low the bulk output stage enabling signal It is necessary to send the BOFF r command to all the A36xxBS modules connected to the bulk up to four per crate in order to effectively turn the bulk OFF this was done in order not to deprive a working module from the necessary power even if another one installed into the same crate does not need the bulk power anymore All the A36xxBS modules are equipped with dedicated logic that allows a module to know whether the other ones need the bulk power supply to be on or not As soon as all the modules receive a BOFF r command the bulk power supply turns off It is important to notice that the bulk power supply cannot be turned off directly with BOFF r if the module is in ON state and output current terminals are enabled it is necessary to turn the A36xxBS module OFF first Replies from the A36xxBS to a BOFF r command are in the form AK r or ANAK the NAK r reply is obtained if e the SY3634 system is in LOCAL mode e the A36xxBS module is ON 1 e output current terminals are enabled Examples BOFF example when the A36xxBS module is in LOCAL mode BOFF r i NAK r BOFF exam
12. Stra e 1 D 32339 Espelkamp Fon 49 57 72 47 97100 Fax 49 57 72 47 124 Internet www HARTING com E Mail HARTING Electric HARTING com 09 12 002 2651 99 01 107 Annex A SY3634 User s Manual Connections to the load must be carried out considering that the DC output connector pinout is presented in Figure 24 PIN 2 OUT PIN V ground The corresponding pinout is Figure 24 output connector pinout e pin 1 positive output terminal e pin 2 negative output terminal e pin V ground terminal not required Please note that the pin VY internally connected to ground is not required for the correct power supply operation 08
13. a high current value on a high inductive load 1 e 30A on a 20mH magnet This protection also activates a galvanically isolated logic signal that generates a software interrupt on the on module FPGA when this signal is activated the FPGA sets a flag in the status register that needs to be reset before re enabling the channel output again 3 2 1 4 DC Link Fuses The module DC Link input current is already monitored by the hardware and software overcurrent protections but the power module has an additional feature that is given by fuses thus generating a third level of reliability O 25 SY3634 Description SY3634 User s Manual The rated fusing current is 30A obtained from the parallel connection of three 10A surface mounted fuses The DC Link fuses blowing is a hardware protection themselves and their time of intervention is higher than the one presented by the OVC circuit so that they act i e blow up only in case of a fault of both the overcurrent protecting systems 3 2 1 5 Over Voltage Clamping The over voltage behavior obtained from the energy stored by a large inductive load before the eventual crowbar protection intervention is heavily limited by a parallel array of TVS Transient Voltage Suppressors operating at a voltage Vrvs 26V 3 2 1 6 Cross Conduction Inhibition The A36xxBS modules are protected from cross conduction on both legs of the H bridge by a discrete logic network acting directly on
14. actual value of the estimated active power supplied to the connected load This estimation being computed as the product of the output voltage and the output current readback values has the same 20 bit resolution and it is presented with a 5 digit precision Replies from the power supply A36xxBS controller to this command are in the following form H MRW value r where e value is the output active power readback W estimated as the product of output voltage and output current readbacks The MRW command being a reading command returns a response in any module condition e g local remote Examples MRW example when the module is OFF MRW r i MRW 0 00432 r MRW example when the module is ON and regulating output current MRW r MRW 411 32345 r 9 oe SY3634 User s Manual Remote Control 5 3 22 MSP Command The MSP r command returns the value of the power supply last stored set point current value Replies from the power supply A36xxBS controller to this command are in the following form MSP value r where e value is the last stored output current set point value A The MSP command being a reading command returns a response in any module condition e g local remote Examples MSP example when the module is OFF MSP r MSP 1 23456 r 81 Remote Control SY3634 User s Manual 5 3 23 MSR Command The MSR command it is the only read write command f
15. all the necessary setting monitoring functions and sub menus of the power supply module The first screen shown in the Menu Page is shown in Figure 16 Reset Module Set Current Figure 16 Menu Page screen The accessible sub menus from this page are herein listed note that the selected sub menu is lightened in green color ON OFF Reset Module Set Current Connectivity Global Stats A set of two blue arrows one pointing upward and the other one downward are shown in the upper right corner of this page in order to indicate the presence of additional sub menu voices in the selected direction Users can simply browse through this menu by rotating the encoder a CW _rotation makes the selection going downward in the menu while a CCW one in the opposite direction 6 1s 48 SY3634 User s Manual Local Control 4 2 4 ON OFF Page The ON OFF page can be reached by selecting the ON OFF line in the Menu Page of the A36xxBS module From this page it is possible to turn on off the bulk power supply unit connected to the module and the module itself In order to perform these operations it is necessary for the module to be in the LOCAL mode indicated by a black L in a red frame in the upper left corner of the display as shown in Figure 17 ON OFF Bulk Power OFF Exit Figure 17 ON OFF screen The example screenshot shown in Figure 17 allows to turn the module on while the bulk power supply is already on
16. flow switch signals needs to be connected between pins 3 and 4 of the interlock connector see Error Reference source not found in order to activate nly interlock 2 the following command need to be sent to the A36xxBS module MWG 48 02 r A correct operation of the magnet cooling keeps the interlock input pins shorted while a fault has to be generated when the input becomes open the interlock 2 activation level needs to be set to HIGH with the following command 9 SY3634 Description SY3634 User s Manual MWG 49 02 r The possible presence of air bubbles that may generate same fake faults and some voltage spikes on the interlock input contacts generates the need for a hysteresis on the interlock level this can be obtained by simply setting the interlock 2 intervention time to a few seconds 4s for example i e 4000ms in the following way MWG 52 4000 r The previous settings do not become active until a MUP r Module Update Parameters command is sent to the power supply module and an AK r response has been received D EEEEEEEEEE 32 SY3634 User s Manual SY3634 Description 3 3 EEPROM Memory Mapping Each A36xxBS power supply module has an on board EEPROM memory that stores all information about calibration parameters module identification thresholds interlock naming and configuration etc Some of these fields can be user defined and are extremely useful in order to exactly fit the power suppl
17. in order to work in REMOTE mode After completing this operation there should be two evidences of the power supply system being in the desired REMOTE mode e the REM light on the A3636 Auxiliary Power Supply is ON e ared R character appears on the upper left angle of each A36xxBS display installed in the crate an L character is displayed on the same angle when working in LOCAL mode DC LINK N RXEN SY3634 set in REMOTE mode 5 1 Preliminary Information In order to ensure a correct communication with an A36xxBS module the following rules have to be pointed out a SY3634 User s Manual Remote Control e commands to the A36xxBS power supply module must be sent with a r carriage return OxOD hexadecimal number termination character e replies from the A36xxBS power supply also have a r carriage return OxOD hexadecimal number termination character A complete list of commands except for reserved commands is herein presented and an overview for each command syntax and functionality follows The extreme configurability of this power supply leads to a very widespread command list thus typical users may only need a small set of commands in order to run the SY3634 system in a satisfying way 5 2 List of Commands The user available commands as well as a brief description and their read or write functionality are summarized in the following table Command BON Description
18. interlocks are Weidmuller B2L 3 50 18 1800V9 SN BK BX model 3 2 2 1 Interlocks Enabling Disabling Each A36xxBS external interlock can be enabled and disabled by writing to the interlock enable mask to the EEPROM cell 48 A value of 1 means that the interlock is enabled while a 0 value that the corresponding interlock is disabled The value to be written is the ASCII string formed by 2 hexadecimal digits that corresponds to the binary enabling disabling mask the eight external interlocks are numbered from 0 to 7 Example if only interlocks 0 5 and 7 needs to be enabled the following command needs to be sent to the power supply after having un locked the password protection MW G 48 AI r The sent string has to be so interpreted OC SY3634 Description SY3634 User s Manual A 1 pa oe a io BEE Interlock 7 Interlock 6 Interlock 5 Interlock 4 Interlock3 Interlock 2 Interlock 1 Interlock O Enabled Disabled Enabled Disabled Disabled Disabled Disabled Enabled In order to make this command taking effect it 1s necessary to perform a MUP r Module Update Parameters command see MUP command section for further details The MRG 48 r command returns a string containing the ASCII correspondent of the interlock enable mask and contains information about what interlocks are enabled and what are disabled 3 2 2 2 Interlocks Activation States Each A36xxBS external interloc
19. that A36xxBS modules include two firmware versions one for the FPGA and one for the control DSP keep them up to date by checking for updates upgrades on the website www caenels com The VER command being a reading command returns a response in any module condition e g local remote Examples VER example VER r VER A36320BS 1 0 1 2 1 r 87 Remote Control SY3634 User s Manual 5 3 29 MWAVE Command The MWAVE has to be used to load current waveform points that can be subseguently executed the A36xxBS module has the capability of executing a pre loaded waveform with a 1 ms update period i e 1 kHz update rate The correct format for this command is as follows MWAVE sample num sample value where e sample num is sample number of the waveform ranging from 0 1 e the first sample to the last sample number defined by Zot points 1 see MWAVEP command for details e sample value is the sample current set point value A Replies from the power supply are in the form AK r or NAK r this non acknowledgment reply is generated when e the SY3634 system is in LOCAL mode e the A36xxBS module is executing a waveform e the sample_num value is greater than the one defined for the number of points of the pre loaded waveform by a MWAVEP command e the sample_value of the current is greater than the maximum value defined for the settable current defined in EEPROM v
20. 0V Each A36xxBS module front panel has two holes for the air inlet necessary for the front to rear fan cooling system a standard RJ 45 Ethernet socket a local display a rotary encoder with push button capability a small hole for accessing the local unit reset and six LEDs as can be seen in Figure 7 A3630BS module front label is taken as an example eld d i RESET ALE E Aux rs RX Torte on Fautt ETHERNET Mod A3630 PS Figure 7 A3630BSfront panel The LEDs are indicators of the power supply status and have to be interpreted as follows e DC LINK LED the green light indicates that the bulk power supply voltage is correctly fed to the A36xxBS module e AUX PS LED the green light indicates that the control electronic section voltage 1 e 3 3V directly obtained from the 12V of the A3636 auxiliary power supply is correctly working gp G SY3634 Description SY3634 User s Manual RX LED the blue light toggles at every termination character reception i e carriage return r and it is a kind of communication heartbeat indicator DIAG LED the white light it is modulated by an internal PWM counter that is internally serviced and reset by the control electronics at every diagnostic routine execution If this LED is not modulating its light the internal diagnostics it is not correctly executed by the module ON LED the blue light indicates that the A36xxBS module is in ON
21. 3 IP Address configuration DeviceInstaller If the power supply IP address is not know by the user and local access to the module is not possible the best way to find out and to configure the module IP address is to use the Devicelnstaller software The Devicelnstaller software can be downloaded for free from the Lantronix website www lantronix com The A36xxBS modules can be connected to a global LAN or point to point recommended in order to obtain minimum delays maximum speed performance and to avoid possible communication problems Please note that for a point to point direct connection a twisted Ethernet cable must be used The next few steps must be followed in order to assign a new IP address to the ETHERPiggy module e Connect to the desired A36xxBS module with a twisted Ethernet cable e Verify that the Link LED on the RJ45 connector is turned on amber for a 10Mbps connection or green for a 100Mbps connection e Launch the Devicelnstaller program e Select the XPort device where you want to change the IP address S Lantronix Devicelnstaller 4 1 0 3 File Edit View Device Tools Help Deed Search Assign IP Upgrade ga Lantronix Devices 1 devicefs Device Details Web Configuration Telnet Configuration ag Local Area Connection 140 105 8 160 2 EI Port Ra ge PEUS hmm open Name Group Comments Device Family Port Type Port 03 ID x5 Hardware Address 00 20 44 93 F
22. 6 86 Firmware Version Extended Firmware Version 6 1 0 0 e Click on the Assign IP icon By Lantronix Devicelnstaller 4 1 0 3 Fie Edit Wi Device Tools Help Search Assign IPJ Upgrade 5 Lakas Devices 1 devicels Device Details Web Configuration Telnet Configuration E ais Local Area Connection 140 105 8 160 aI Port on Sj XPort 03 firmware v6 1 0 0 ER lt lt EE ee Name Group Comments Device Family Port Type Port 03 ID Hardware Address 00 20 44 93 F6 86 Firmware Yersion Extended Firmware Version 6 1 0 0 102 SY3634 User s Manual Remote Control e Select Assign a specific IP address and then click Next n Assien IP Address Assignment Method Would you like to specify the IP address or should the unit get its settings from a server out on the network Obtain an IP address automatically Assign a specific IP address TCP IP Tutorial IP Settings Please fill in the IP address subnet and gateway to assign the device The subnet will be filled in automatically as you type but please verify it for accuracy Incorrect values in any of the below fields can make it impossible For your device to communicate and can cause network disruption IP address 192 168 10 200 Default gateway 0 0 0 Configuration information is not available For this device The subnet mask and default gateway will not be able to be set After
23. Control 4 2 6 Connectivity Page The Connectivity page Figure 19 allows user to select one of the subsequent sub menus e Show MAC addr to check the module MAC address e Show Set IP to check or change the IP address of the module e Exit to return on the main menu Connectivity Show Set IP EXIT Figure 19 Connectivity screen 4 2 7 MAC address page The MAC address page allows users to check the module MAC Media Access Control address An example oi this page is shown in Figure 20 MAC addr Figure 20 MAC address screen 51 Local Control SY3634 User s Manual 4 2 1 IP address page The IP address page allows users to check and modify the module IP Internet Protocol address The A36xxBS module IP address can be easily changed from this panel by selecting the new address with the local encoder in the screen shown in Figure 21 IP addr SET IP EXIT Figure 21 P address screen After clicking the Set IP text the power supply should display a window shown in Figure 22 telling the users that the new IP address is configuring The set operation can be performed only by setting the module to LOCAL mode Setting new IP Wait Figure 22 screenshot shown when updating IP address It is very important to notice that once the Set IP text has been clicked the user can remotely communicate and get control of the power supply again only by opening a new TCP socket to the IP t
24. ER Command ME ese ee see ee ee ee ee ee ee ee nn 95 5 3 37 MWE Command esse ees ee see ee ee ee ee ee ee ee ee ee ee ee 96 5 3 38 PASSWORD Command ees ee ee see ee ee ee ee ee ee ee ee 97 5 4 IP ADDRESS CONFIGURATION 2 een men 98 5 4 1 IP Address configuration SIP command esse ee ee ee 99 5 4 2 IP Address configuration TELNET connection ees see ee ee ss see ee ees ee 100 5 4 3 IP Address configuration Devicelnstaller ie ee ee ee 102 6 TECHNICAL SPECIFICATIONS 0000000000000000000000000000000000 0000000000000 00000000 104 ANNEX A OUTPUT CONNECTORS 220000000000000000200000000000000000 0000000000000 0 0000 106 89 February 22 2012 First Release Safety and Rage Installation section added February 27 2012 IP address configuration FDB command Some figures added Output connector pinout Bulk State Machine added F os contacts protection added February 20 2014 SY3634T version and Extended models added November 37 2014 Manual graphics changed OO April 25 2012 Minor corrections and SY3634 User s Manual Safety information Warnings CAENels will repair or replace any product within the guarantee period if the Guarantor declares that the product is defective due to workmanship or materials and has not been caused by mishandling negligence on behalf of the User accident or any abnormal conditions or operations Please read carefully the manual before o
25. MGLST 1_out v_out status i_gnd i_set r where e i_out is the output current value readback A e v_out is the output voltage value readback V e status is the ASCII representation composed by eight hexadecimal digits of the module 32 bit status register ei gnd is the ground leakage current read A e i_set is the last stored output current setpoint A The MGLST command being a reading command returns a response in any module condition e g local remote Examples MGLST example for an A36xxBS module set to 13 0355A MGLST r MGLST 13 0356 5 4321 0003 0 00 13 0355 r 9 SY3634 User s Manual Remote Control 5 3 8 MOFF Command The MOFF r command is intended to turn off the A36xxBS output driver thus disabling the output current terminals The MOFF command automatically sets output current to OA zero with a 30A s factory default slew rate before disabling the output drivers this is done in order to avoid voltage overshoots that would be anyway smoothed and limited by the crowbar and over voltage clamping protections especially for high currents and strongly inductive loads Replies from the A36xxBS to a MOFF r command are in the form AK r or NAK MY the NAK r reply 1s obtained if e the SY3634 system is in LOCAL mode Sending a MOFF r command when the module output is already disabled generates an acknowledgment response i e AK r Example
26. Machine section for further details Aux Earth OK bit 26 this bit is set when the A3636 auxiliary power supply earth fuse blows up and generates a fault condition In case of a setting of this bit the fuse placed on the A3636 needs to be replaced and it implies the simultaneous setting of the fault bit Bulk Redundancy bit 27 this bit is set when redundancy in the external bulk power supply is missing up to three external power modules can be installed in a single 1U bulk power supply 1f one or two of them are faulty or not even installed the entire SY3634 can still work properly but it is not capable of delivering the rated power The setting of this bit it is a warning and not a fault of the module and can be set in conjunction with the Warning bit 2 if the EEPROM value section cell 47 it is set to 1 see EEPROM Memory Mapping section for further details _ Q S m 40 SY3634 User s Manual SY3634 Description 3 5 Bulk Power Supply The bulk power converter is composed by a 1U crate where up to three AC DC converters FPS 1000 xx can be installed this crate also parallels the outputs in order to have up to 120A on the output terminals TErTV su EA TINTE ZI el ED ii CN CN UN EIN WE CEN E Pu Figure 10 bulk power supply unit rear view The standard version of the bulk power converter provides 24V i e the DC Link voltage to the H Bri
27. NT d DSP ERROR TIMEOUT 3 LOCAL 2 WARNING 1 FAULT 0 MODULE ON Table 4 32 bit internal status register The status register value can be directly read by users using the MST r command The returned item is a 4 digit hexadecimal ASCII string corresponding to the equivalent status register A brief description of all the binary flags is here presented Module ON bit O this bit is set if the module is enabled and correctly regulating output current Fault bit I this bit is set f the module has experienced a fault e g generated by an external interlock or an internal protection trip and the status register has not been reset Warning bit 2 this value is set if a bulk redundancy condition is present Local bit 3 this bit is set when the SY3634 where the A36xxBS module is installed is working in LOCAL mode while this bit is cleared 1 e set to 0 when working in REMOTE mode O 38 SY3634 User s Manual SY3634 Description DSP Error Timeout Dit 4 this bit is set in conjunction with a fault condition when the DSP executing the digital current control loop it is not correctly operating Input Overcurrent bit 5 this bit is set when the input current from the bulk power supply sensed by a Hall effect sensor rises above a hardware safe threshold The setting of this bit implies the simultaneous setting of the fault bit Crowbar bit 6 this bit is se
28. OCAL mode e the module is still performing a ramp it is necessary to wait for the power supply to end the previous ramp or it 1s performing a waveform e the module is OFF it is necessary to turn the module ON first e the number of cycles value is out of range i e greater than 1440 Examples MWAVESTART example with an excessive number of cycles MWAVESTART 1458 r NAK r MWAVESTART example that starts an infinite waveform MWAVESTART I r HAK r MWAVESTART example that repeats the waveform for 20 cycles MWAVESTART 20 r HAK r Remote Control SY3634 User s Manual 5 3 33 MWAVESTOP Command The MWAVESTOP r stops the execution of a running waveform that was previously started with a MWAVESTART command This command immediately stops the execution of the stored current waveform that is running and ramps down current to OA zero with the factory default slew rate of 30A s Replies from the power supply are in the form AK r or NAK r this non acknowledgment reply is generated as it is for the MRM command when e the SY3634 system is in LOCAL mode e the module is not executing a waveform Examples MWAVESTOP example when module is not performing a waveform or is in LOCAL MWAVESTOP r i NAK r MWAVESTOP example with a waveform running MWAVESTOP r HAK r a SY3634 User s Manual Remote Control 5 3 34 MWE Command The MWF command lets users wri
29. PASS COMMAND Bit 6 ON OFF Bit 5 RESET Bit 4 RAMP Bit 3 BULK ON OFF Bit 2 0 don t care Example Suppose that the PS in ON and it is regulating at a 5 0000A output current The user then sends the following command FDB 58 03 2453 r EFDB 00061001 03 2453 05 0000 r O Remote Control SY3634 User s Manual After sending the FDB command the PS turns on it was already ON and sets its current to 3 2453A reaching this setpoint with a ramp defined by the slew rate value stored in the PS non volatile memory The entire reply from the power supply referred to the format just presented can be interpreted as follows Module is ON Ramp is executing Ramp execution flag Bulk is ON Auxiliary PS eartl SY3634 User s Manual Remote Control 5 3 4 HWRESET Command The HWRESET r command performs a complete reset of the hardware and firmware of the on board FPGA and DSP thus re initializing the entire A36xxBS module control electronics Replies from the power supply are in the form AK r or NAK r this non acknowledgment reply is generated when e the SY3634 system is in LOCAL mode e the A36xxBS module is ON it is necessary to turn the module OFF first in order to perform a remote hardware reset Examples HWRESET example with the module in LOCAL mode HWRESET r NAK r HWRESET example with the module in LOCAL mode HWRESET r HAK r It is important
30. aced e REM LED the green light indicates that the entire SY3634 system is placed in a REMOTE mode of operation so that setting commands for all the A36xxBS modules can only be received via the Ethernet remote connection Readings are anyway still visible from the local displays The REM LED 21 O SY3634 Description SY3634 User s Manual indicator in off state indicates that the system is set in LOCAL mode of operation Two 12V fans placed on the front panel are used to cool the A3636 auxiliary power supply and the left side of the A36xxBS module installed right next to the auxiliary power converter on the SY3634 system crate 3 2 A36xxBS Module The A36xxBS module series is commercially available in five different models rated at different DC output currents A3605BS rated at 5A output current A3610BS rated at 10A output current A3612BS rated at 12A output current A3620BS rated at 20A output current A3630BS rated at 30A output current G G NA O Q RESEF pe uw A aus re ax O Arias UE TE ETHERMAT A360 Figure 6 A36xxBSmodule front view 22 SY3634 User s Manual SY3634 Description All these modules are bipolar current controlled power supplies and are especially developed to work in conjunction with a 12V or a 24V standard external bulk power supply unit The X tended_ version of the modules up to 12A is available on request and allowing a maximum output voltage of 4
31. ails o viaa basic Telnet connection e the actual power supply IP address is NOT known by the user In these case the new IP address configuration can be performed by using the Devicelnstaller software An overview of the procedures to be followed using the just cited methods is herein presented SY3634 User s Manual Remote Control 5 4 1 IP Address configuration SIP command If the power supply IP address is known by the user it is possible to configure the new IP address by using the SIP command This operation must be performed when e the SY3634 system is in REMOTE mode e the A36xxBS module is OFF it is necessary to disable the channel with the MOFF command first for safety purposes e the passed IP address is correct If one of the three just cited conditions is not satisfied the power supply will not Operate any change in its IP address and will reply with a non acknowledgment command The format used to set the IP address must be as follows SIP p_addr r If the power supply actual IP address is known and there s an active connection to the module the configuration can be performed for example as follows SIP 192 168 0 55 r gt HAK r Obviously after the new IP is set the Ethernet module will reset and the connection to the host PC or device will be lost A new connection must be established to the new IP address e g 192 168 0 55 99 Remote Control SY3634 User s Manual 5 4 2 IP Ad
32. alue cell 4 Examples MWAVE correct example MWAVE 15 6 32255 r FAK r MWAVE example with a sample num greater than the waveform length MWAVEP MWAVE 15 6 32255 r NAK r SY3634 User s Manual Remote Control 5 3 30 MWAVEP Command The MWAVEP command defines the maximum number of points i e length of a pre loaded point by point current waveform The correct format for this command is as follows MWAVEP tot_points r where e tot points is the total number of points of the waveform ranging from 0 Le no points to 60000 1 e 60 second waveform Replies from the power supply are in the form AK r or NAK r this non acknowledgment reply is generated when e the total number of points tot points is out of range e the SY3634 system is in LOCAL mode e the A36xxBS module is executing a waveform Examples MWAVEP correct example MW AVEP 2000 r HAK r MWAVEP example with the module performing a waveform MW AVEP 2000 r NAK r 89 Remote Control SY3634 User s Manual 5 3 31 MWAVER Command The MWAVER command returns the value of the selected current waveform set point sample The value returned by this command is the same one that was previously stored with a MWAVE command use The correct format for this command 1s as follows MWAVER sample_num r where e sample_num is the index of the selected sample which value has to
33. be returned The MWAVER command being a reading command returns a response in any module condition e g local remote except f sample_num s over the defined range Replies from the A36xxBS module are n the follow ng format MWAVER value r where e value is the current value stored in the selected sample Examples MWAVER example for a correct request MW AVER 264 7 m MWAVER 1 45323 r MWAVER example for a sample_num value out of range MWAVER 180000 r NAK r 9 SY3634 User s Manual Remote Control 5 3 32 MWAVESTART Command The MWAVESTART command is used to make the A36xxBS module execute the pre defined loaded waveform The correct form format for this command 1s as follows MWAVESTART cycles r where e cycles is the total number of periods that the waveform has to be executed its period length can be defined using the MWAVEP command The module can execute the current waveform for a fixed number of periods ranging from 1 to 1440 equal to a 24 hour total execution time for a 60000 points waveform The infinite execution of the waveform is also possible and it is obtained by passing to power supply a 1value so that MWAVESTART I r repeats the waveform for an INFINITE number of cycles Replies from the power supply are in the form AK r or NAK r this non acknowledgment reply is generated as it is for the MRM command when e the SY3634 system isin L
34. be configured by software EEPROM cell 31 stores this value The on board DCCT has a unipolar output e g only the absolute value of the current is reported so that the limit value to configure must represent the absolute maximum leakage current This limit value should be greater than 50mA since the measuring accuracy is about 50mA Note this value can be configured writing EEPROM value cell 31 see MWF Command Section for more information 3 2 2 External Interlocks Each A36xxBS module has different configurable dry contact input interlocks and some output status signals that are directly available on one the SY3634 rear panel O SY3634 Description SY3634 User s Manual interlock connector Each A36xxBS has its own interlock connector The pin index is summarized in Table 1 Pin Number 1 FAN A ua Fb Ww DN e Sl Sl eS EEE had GO H An ha WO N m oo Function Interlock 1 Interlock 1 return Interlock 2 Interlock 2 return Interlock 3 Interlock 3 return Interlock 4 Interlock 4 return Interlock 5 Interlock 6 Interlock 7 Interlock 8 Solid state Relay Interlock 5 6 7 8 return Magnetic Relay NC TAP Solid state Relay return Magnetic Relay C TAP Magnetic Relay NO TAP Table 1 Rear Interlock Connector Pinout The four interlock connectors one for each possible A36xxBS module installed in a SY3634 system are Weidmullerl8 pin male connectors The corresponding pinout is shown
35. d by dots Replies from the power supply are in the form AK r or NAK r this non acknowledgment reply is generated when e the SY3634 system is in LOCAL mode e the A36xxBS module is ON it is necessary to disable the channel with the MOFF command first for safety purposes e the passed IP address is incorrect Examples SIP example with a correct IP address SIP 192 168 0 55 r HAK r After this command the Ethernet module on the A36xxBS reinitializes and connection to the host is lost SIP example with the system in LOCAL mode SIP 192 168 0 55 r i NAK r SIP example with an incorrect IP address SIP 192 168 0 55 r i NAK r It is very important to notice that once the SIP command has been executed the user can communicate and get control of the power supply again only by opening a new TCP socket to the IP that has just been set _ Q _S m 86 SY3634 User s Manual Remote Control 5 3 28 VER Command The VER r command returns information about the A36xxBS module model and the currently installed firmware versions The response to a VER r command is in the following format VER model FPGA_ ver DSP_ver r where e model is the A36xxBS module model e g A3605BS A3610BS A3620BS A3630BS e FPGA_ver is the FPGA firmware version currently installed on the module e DSP_ver is the DSP firmware version currently installed on the module It is important to notice
36. d set point A The difference between the MWI r command and the MRM r command is that the first one generates a direct change in output current characterized by the PID regulator parameters slew rate value is discarded and the command is deally suited for small output current changes and feedback purposes while the second one makes the power supply go from the previous to the actual current value performing a ramp defined by a slew rate in A s stored in the EEPROM cell 30 The A36xxBS module responds with acknowledgment command AK r if the value is correctly set and with a NAK r if e the set value is out of range the maximum settable current value is user defined and stored in EEPROM cell 4 e the module is OFF it is necessary to turn the module ON first e the module performing a ramp it is necessary to wait for the power supply to end the previous ramp or a waveform e the system is in LOCAL mode Examples MRM example with the A36xxBS module in OFF state MRM 11 872 r NAK r MRM example with the A36xxBS module ON and not ramping nor performing a waveform MRM 3 1234A r HAK r 75 Remote Control SY3634 User s Manual 5 3 17 MRP Command The MRP r command returns the value of the bulk power supply actual voltage i e DC Link measured at the A36xxBS module input terminals Readback values have a unipolar 16 bit resolution 1 e no sign Replies from the power s
37. dge of the A36xxBS power modules The DC Link is fed to the SY3634 system crate and consists of an ultra flexible 35 mm wire and to allow control and monitoring of the three AC DC converters a 7 x 0 5 mm cable that connects the DB 25 connector provided on the back of the bulk with the SY3634 system crate Figure 10 The pinout of the DB 25 connector is summarized in Table 5 ae t Function arn t Function 1 V_TRIM_B 14 2 15 ON_OFF_B 3 DC_OK_B 16 4 17 NOT USED 5 ON_OFF_A 18 NOT USED 6 DC_OK_A 19 NOT USED 7 V_TRIM_A 20 8 12V_AUX 21 9 22 SENSE 10 V_TRIM_C 23 11 SIGNAL_RTN GND 24 12 DC_OK_C 25 ON_OFF_C 13 SENSE Table 5 bulk power supply unit DB 25 connector pinout The only pins used by the SY3634 system are the following ones 9 SY3634 Description SY3634 User s Manual e SENS used for remote voltage sensing e V_TRIM_A B C by connecting these pins to sensing pins SENS using two resistors t s possible to adjust the output voltage between its max mum and minimum rated values e ON_OFF_A B C the AC DC converters A B C enable their outputs by connecting these pins to GND e DC_OK_A B C are open collector signals that are enabled i e ON when the output voltage is above the 80 of the rated value 3 5 1 Bulk Power Supply State Machine The bulk power supply is shared among all modules installed in the same S Y3634 crate connected to the bulk unit State
38. dress configuration TELNET connection If the power supply IP address is know by the user it is also possible to configure the new IP address by using a simple TELNET connection The TELNET connection must be established to port 9999 of the Ethernet device of the power supply module Please carefully follow the instructions in order to correctly set change the IP address of the A36xxBS module e establish a TELNET connection to port 9999 of the module IP address e g 192 168 0 10 p p p n kk ae F X tw Amministratore Prompt dei comandi Zu h P 2 kur MN ia a Microsoft Windows LVersione 6 1 7 Copyright c 2009 Microsoft Corporation Tutti i diritti riservati C Users Mit jiaded dic Ntelnet 192 168 0 10 9999 e now press Enter on the prompt to enter configuration menu P m O OOOO MAC address Q0204AE04372 Software version V6 7 0 1 100420 XPTEXE Press Enter for Setup Mode e on the device Telnet based menu first select the Server option by inserting 0 and by pressing Enter on the prompt 100 SY3634 User s Manual Remote Control r Telnet 192168010 N lojo x Min notification interval 1 s a Re notification interval S Trigger 3 Serial elie input disabled hannel HS Ch Trigger en Trigger input Trigger Lipura Message Priority L Min notification interval 1 s Re notification interval Os Change Setup erver Channel 1 E ma
39. e ASCII representation of the internal status register value composed by 8 hexadecimal digits and corresponding to the 32 bit wide status register The MST command being a reading command returns a response in any module condition e g local remote Examples MST example with the module ON ramping and in LOCAL mode MST r i MST 01000009 r 83 Remote Control SY3634 User s Manual 5 3 25 MUP Command The MUP r Module UPdate command performs an update of the power supply A36xxBSactual parameters with the parameters read from the module EEPROM As an example the MWF command updates only the content of the selected EEPROM field but not the corresponding A36xxBS parameters In order to make the module update its parameters it is necessary to perform the MUP r command this was done not to apply wrong or undesired transmitted values on the fly without wanting it Replies from the power supply are in the form AK r or NAK r this non acknowledgment reply is generated when e the SY3634 system is in LOCAL mode e the A36xxBS module is ON it is necessary to shut down the channel with MOFF command first Examples MUP example with the module OFF and system in REMOTE mode MUP r FAK MUP example with the module ON and or in LOCAL mode MUP r FAK 9 SY3634 User s Manual Remote Control 5 3 26 PTP Command The PTP r command performs an update of the A36x
40. e bulk power supply is still disabled OFF MON r NAK r 9 SY3634 User s Manual Remote Control 5 3 10 MRESET Command The MRESET r command has to be used in order to perform a complete reset of the module status register this is needed for example to enable the channel output again after a fault condition has been fixed Reply from the A36xxBS module is AK r if the module is set in REMOTE mode and NAK r f in LOCAL mode Examples MRESET example when A36xxBS in LOCAL mode MRESET r NAK r MRESET example when A36xxBS in REMOTE mode MRESET r HAK r 69 Remote Control SY3634 User s Manual 5 3 11 MRF Command The MRF r command returns the value stored in the field parameter of a desired EEPROM cell The correct form for the reading request is as follows MRE cell_num r where e cell num is the EEPROM cell number The on board EEPROM memory used to store module information as cal bration parameters identification thresholds has 512 cells so that cell num is limited between O and 511 requests containing cell values exceeding these limits obtain a non acknowledgment reply NAK r The field section of the EEPROM is used to store interlocks identification names cells 50 to 57 for more information on how to write parameters in the field area of the memory please refer to MWE Command section Replies from the A36xxBS power su
41. ects the V_TRIM_A B C pins to two SMD resistors allowing the adjusting of the output voltage value Furthermore on the same board three surface mounted MOSFETs perform a logical OR operation open drain connection of the DC_OK_A B C signals feeding the resulting signal to the SY 3634 crate that in turns feeds that signal to all the A36xxBS power supply modules installed in the SY3634 crate SY3634 User s Manual Local Control 4 Local Control This chapter describes the local control functionalities that are provided on each A36xxBS power supply module and some useful information on how to use it The entire SY3634 can be operating in LOCAL or REMOTE mode the switch present on the A3636 auxiliary power supply needs to be set to LOC position in order to work in LOCAE mode After completing this operation there should be two evidences of the power supply system being in the desired LOCAL mode e the REM light on the A3636 auxiliary power supply is OFF e a black L character surrounded by a red rectangle appears on the upper left angle of each A36xxBS display installed in the crate an R character is displayed on the same angle when working in REMOTE mode SY3634 set in LOCAL mode 4 1 Encoder Each A36xxBS module can be controlled by means of the rotary encoder placed on its front panel This encoder permits two basic actions un Local Control SY3634 User s Manual e clockwise CW and count
42. ee ee bee ee ees ees 24 MEE AGT Ces 27 3 2 2 1 Interlocks Enabling Disabling 0 0 0 0 A 29 Bee DIEN Interlocks ARE dlc EE N 30 3 22 3 Interlocks Intervention Time MOS 31 3 2 2 4 Interlock Configuration Example SSE 31 3 3 CORY MAPPING 2220002200 0 o RR 33 TOL E a E TE 36 3 4 STATUS REGIERT EEA 37 3 5 BEA EO KERS SS OPERA EE A see 41 3 5 1 Bulk Power Supply State Machine eee saasaa 42 3 5 2 A3631 EmA 43 3 6 SHK SENTINEL N 44 4 LOCAL CONTROL N eeooeeeoeee ees ooo Gee oe ee Gee ee ee 45 4 1 ENCODER nenne N n oe GED RE Ee ee RE EE 45 4 2 ASOD OU TIS PI AE ee EE OE EE 46 424 EE EE EE EE 46 ME AE EE OER OE EE EE 47 42 EE OE een 48 MM LA II ROSE ee ee EE OE NG ee 49 4 SELL mie e082 aie ee een 50 4 20 ICORNEeN PCC een er 51 127 MAC NE SOBER REDE ED EE eN GE og ee ee 51 AD IR EENS 0 05 ee ee ee EE eee 52 4 2 2 Global Stats PARC nennen anne 53 5 REMOTE CONTROL aas osse eene eene GE ERG eN ee KEER AE EE ED Gede AGE EN As ee Ke be ei 54 5 1 PRELIMINARY INFORMATION esse esse ees see ee see ee ee ee ee ee ee ee ee ee ee ee ee ee 54 32 List OF COMMAND a ee 55 5 3 COMMANDS OVERVIEW sees oes ene ie de ie Se ooie es de ei ot oe See ee oi ee EE ie 57 53d BOE Command ese RE RE GO EE EG eo GO OE EE 58 2392 DON G9 1 11 10 EO OE Rn ee a eee ee 59 33 T DE O10 1111219 10 oe EE ren 60 393 4 HWRESEF Command ren
43. en knobs or connectors and that the front panels are not scratched or cracked Keep all packing material until the inspection has been completed If damage is detected file a claim with carrier immediately and notify CAENels d o o service personnel 2 3 Injury Precautions This section contains the fundamental safety rules for the installation and operation of the system in order to avoid injuries 9 SY3634 User s Manual Introduction 2 3 1 Caution The following safety precautions must be observed during all phases of operation service and repair of th s equipment Failure to comply with the safety precautions or warnings in this document violates safety standards of design manufacture and intended use of this equipment and may impair the built in protections within CAENels d o o shall not be liable for user s failure to comply with these requirements To avoid electrical shock or fire hazard do not apply a voltage to a load that is outside the range specified for that load Do Not Operate Without Covers To avoid electric shock or fire hazard do not operate this product with covers or panels removed Do Not Operate in Wet Damp Conditions To avoid electrical shock do not operate this product in wet or damp conditions Do Not Operate in an Explosive Atmosphere To avoid injury or fire hazard do not operate this product in an explosive atmosphere Do Not Operate With Suspected Failures If you suspec
44. er clockwise CCW rotation in order to change selected menu lines or numbers e pushing in order to enter sub menus or to confirm The combination of the cited actions allows browsing the power supply menus to read or set desired information and parameters 4 2 Colour Display The colour display on each A36xxBS front panel allows users to visualize information about the power supply status and to control the unit in order to use it locally Screens and pages of the display can be navigated from the encoder through user friendly menus and sub menus 4 2 1 Power up Page The A36xxBS upon power up or power cycling should display a yellow warning sign for a few seconds see Figure 13 meaning that the power supply is correctly initializing and loading internal parameters Figure 13 Power up display screen After the initialization is done and internal parameters are correctly loaded the fans should start rotating at a minimum speed level and the A36xxBS display module should go to his Home Page screen _ Q _ A 46 SY3634 User s Manual Local Control 4 2 2 Home Page The A36xxBS home page screen is the first loaded page upon power up or power cycling of the module it is shown in Figure 14 and contains information on e the SY3634 LOCAL REMOTE state e the A36xxBS module identification name content of EEPROM value cell 27 e output current readback value A with 1mA resolution e output vol
45. er to guarantee a double level of reliability for the specified type of power supplies An overview of all available protections as well as a brief description of their behavior is presented in the following sections 3 2 1 2 OVC OVerCurrent The OVC check hardware soitware is performed on each module DC Link input current and protects from short circuit conditions that could arise in the output stage section This protection is obtained from a Schmitt triggered signal fedby an opportunely conditioned Hall sensor that directly disables the output stage bridge driver The signal is also fed to the FPGA that disables the output power stage of the A36xxBSin case an over current condition arises The acting of the over current protection generates a FAULT condition on the power supply status register and should be reset before re enabling the output 3 2 1 3 CB CrowBar The A36xxBS module protection against output over voltage conditions is guaranteed by a crowbar protection circuit that as in the case of the over current protection one has a double level of reliability i e both hardware and software This protection is hardware activated when the output voltage crosses the threshold of VCB threshold 28 5V that is usually caused by a large di t dt value on a large reactive load The crowbar circuit also guarantees dissipation of the residual energy stored in the load when turning off the power supply output stage from
46. erlock 6 identification Interlock 6 identification name string 57 Interlock 7 identification Interlock 7 identification name string Table 3 EEPROM Field section Please note that cells marked in blue are password protected and need to be unlocked in order to write their content Please refer to Table 2 and Table 3 to write values and fields to configure correctly the A36xxBS module and note that the commands to be used are MWG command to write the respective value cell content MWF command to write the respective field cell content O SY3634 Description SY3634 User s Manual The power supply controller automatically handles EEPROM addresses and value and field cell sections so that the MWF and MWG commands are almost transparent to the users and there is no need to write complicated cell addresses Example suppose that the proportional term value K of the internal PID digital regulator has to be changed to 0 15 Referring to Table 2 this value is not password protected and it s placed at value section cell number 13 The following command needs to be sent to the A36xxBS module MWG 13 0 15 r and should receive an acknowledgment reply from the power supply i e FAK r Now the value 0 15 it is stored in the value cell number 13 which is the cell 0x41A0 since the value section offset is equal to 0x4000 bytes and each cell length is 0x20 byte
47. hat has just been set 4 2 2 Global Stats Page The Global Stats page allows users to check and monitor some of the ancillary features of the power supply module A36xxBS as DC Link voltage slew rate settings etc An example on how the Global Stats page of the module is presented can be seen in Figure 23 Global Stats Ig 0 001 A Figure 23 Global Stats screen This page can be browsed by rotating the encoder and can be exited at any moment by clicking on the same encoder pushbutton this action sends the user back to the Menu Page The features that can be displayed on this menu are the following DC the DC Link voltage measured value V SR the defined value for the slew rate A s Ig the measured ground leakage current A Tmos the measured MOSFET common heatsink temperature C Tsh the measured regulation shunt heatsink temperature C Pout the estimated output active power value W Mod the model of the A36xxBS module e g A3620BS FPGA the internal FPGA firmware version DSP the internal DSP firmware version 53 Remote Control SY3634 User s Manual 5 Remote Control Any A36xxBS power supply module can be also remotely controlled via a standard Ethernet 10 100 link using a predefined set of commands The entire SY3634 as cited in the previous section can be operating in LOCAL or REMOTE mode the switch present on the A3636 Auxiliary Power Supply needs to be set to REM position
48. he SY3634 system crate this VDE directly supplies the A3636 Auxiliary Power supply of the crate 9 Introduction SY3634 User s Manual A3631 Control Connector If the A3632 SHK Sentinel Hardware Key is available please connect it between the A3631 Bulk PS cable DB25 connector end and the DB 25 receptacle on the bulk power supply 1U unit Connect as many A3633 CH amp Interlock Connector Kit in every relevant socket wire towards your loads The DC output Harting Han 40A connectors see Annex A Output Connectors for further information on how to connect them are to be directly connected to the load e g magnet The interlock connectors are respectively referred to every single channel and can be connected to the desired interlock sources directly involved in that particular channel operation For further interlock information and pinout please refer to section 3 2 2 2 10 Bulk Contacts Protective Cover In order to fix the cover to the bulk crate mechanics some mounting supports have been made and can be installed as shown in the following images SY3634 User s Manual Introduction These mounting pins have to be inserted inside the crate rear panel cooling holes as indicated Two M3 screws can be used in order to guarantee a better fixing of the cover these screws would avoid the cover to unfasten from the 1U chassis in case some of some heavy objects dropping from the top
49. highly recommended and sets a MOSFET over temperature flag in the status register thus generating a FAULT condition that as in the other cases needs to be reset before enabling the output again Note this value can be configured writing EEPROM value cell 20 see MWF Command Section for more information 3 2 1 9 Shunt Resistor Over Temperature The precision shunt resistor used for current sensing is connected to a different heatsink respect to the MOSFETs but its temperature is directly monitored on its case by another high gain sensor connected to a 16 bit ADC The FPGA disables the output stage i e H bridge when this temperature rises above a user defined threshold value stored in EEPROM cell 21 factory default values are highly recommended and sets a Shunt over temperature flag in the status register thus generating a FAULT condition that needs to be reset before enabling the output again Note this value can be configured writing EEPROM value cell 21 see MWF Command Section for more information 3 2 1 10 Earth Leakage Current Detector A flux gate DCCT with a peak detector is capable to detect Common Mode Direct Current CMDC that flows through the output terminals A common mode current may be present when the load or cabling to the load has a weak isolation to ground The CMDC is measured by a 16 bit ADC so that the threshold that trips the earth current limit fault can
50. il Expert Security Defaults Exit without save Save and exi Your choice Om M ug m VONINYUIW S e when asked ior the IP Address please enter the desired new IP address for the power supply Please note that the IP address must be entered as 4 three digit number e g 192 168 0 111 Telnet 192 168 0 10 Soe Trigger 3 seria elit input disabled hannel ynanne Trigger en input2 input3 notification interval 1 5 Re notification interval Ss Change Setup erver Channel 1 E mail Expert Security Defaults Exit without save Save and exit Your choice IP Address 192 192 168 168 000 010 111 VONTA NA e Press the Enter key until reaching the Your choice screen again Now insert 9 ie Save and exit and press Enter again fa p mar Telnet 192 168 0 10 F Fi Server Channel 1 E mail Expert Security Defaults Exit without save Save and exit Your choice Ip Address 192 192 168 168 000 10 111 Set Gateway IP Address eet mas x Number of Bits PA Host Part W default 8 et DNS Server IP addr N N Telnet Web Manager LLE N DO ASOUIWHES hange Setup erver Channel 1 E mail Expert Security Defaults Exit without save Save and exi Your choice E osooo sf The device should now reboot in order for the changes to take effect 101 Remote Control SY3634 User s Manual 5 4
51. imal ASCII number that represents the binary mask for the individual setting of interlocks from 0 to 7 see Interlocks Enabling Disabl ng for further information Interlock Activation State Mask cell 49 this cell contains and defines the 2 digit hexadecimal ASCII number that represents the binary mask for the individual setting of activation state of interlocks from 0 to 7 see Interlocks Activation State for further information Interlock 0 to 7 Intervention Time cell 50 to 57 this cells contains the value of the interlock intervention times in ms see Interlocks Intervention Time for further information 3 4 Status Register Each A36xxBS module has an internal 32 bit status register that contains all useful information about the power supply operation this register is updated in real time and it is always accessible by the users via the remote connection The internal status register structure is presented in Table 4Error Reference source not found bit 31 is the MSB and bit O the LSB O SY3634 Description SY3634 User s Manual Status bit Cell Caption 31 28 don t care 27 BULK REDUNDANCY 26 AUX EARTH OK 25 BULK WAIT FOR STANDBY 24 BULK ON 23 16 EXTERNAL INTERLOCKS 7 0 15 RIPPLE FAULT 14 WAVEFORM EXECUTION FLAG 13 TURNING OFF 12 RAMP EXECUTION FLAG 11 REGULATOR FAULT 10 GROUND CURRENT 9 DC UNDERVOLTAGE 8 SHUNT TEMPERATURE 7 MOSFET TEMPERATURE 6 CROWBAR 5 INPUT OVERCURRE
52. is bit is set while the A36xxBS module is turning off The A36xxBS modules before disabling the output power stage ramp down to OA zero with a factory defined slew rate of 30A s This bit is always set in conjunction to the Ramp Execution Flag and it is simultaneously cleared after the ramp is finished and the output driver is disabled Waveform Execution Flag bit 4 this bit is set when the A36xxBS module is performing a current waveform see Waveform Execution section for further details Ripple Fault bit 15 this bit is set when an excessive current ripple on the output current is measured by the internal logic The setting of this bit implies the simultaneous setting of the fault bit OC SY3634 Description SY3634 User s Manual External Interlocks bit 16 23 these bits are set when the corresponding enabled external interlocks trip These bits do not give any information about the activation state of the interlock signals The setting of anyone of these bits implies the simultaneous setting of the fault bit Bulk ON bit 24 this bit is set when the external bulk power supply unit is enabled and delivering its DC Link voltage to the A36xxBS module Bulk Wait For Standby bit 25 this bit was added in FPGA firmware release 1 4 and later This bit indicates whether or not the A36xxBS module has requested or not the bulk to turn ON with a BON command Please see Bulk Power Supply State
53. k can be chosen to trip at a HIGH or a LOW logic level A value of 1 means that the interlock trips when the input signal to the corresponding interlock is shorted and a 0 that the corresponding interlock trips when the input is open The value to be written is the ASCH string formed by 2 hexadecimal digits that corresponds to the binary activation state mask the eight external interlocks as for the interlock enable disable mask are numbered from 0 to 7 Example consider that only interlocks 0 5 and 7 are enabled 1 e a Al string is contained in the EEPROM cell 48 and interlock 0 and 5 need to trip when the corresponding input signals are shorted LOW level while interlock 7 when their input is open HIGH level the value to be written to the EEPROM cell 49 is the following MWG 49 80 r The sent string has to be so interpreted le ls je Tele isdie Interlock 7 Interlock 6 Interlock 3 Interlock 4 Interlock 3 Interlock 2 Interlock 1 Interlock 0 HIGH LOW LOW LOW LOW LOW LOW LOW In order to make this command taking effect it 1s necessary to perform a MUP r Module Update Parameters command see MUP command section for further details Q _ A 30 SY3634 User s Manual SY3634 Description Content of the interlock enable disable mask i e EEPROM cell 48 overrides the content of the cell 49 so that the values contained in cell 49 are discarded if the corre
54. l Introduction 1 3 Extended Versions up to 40V Some of the A36xxBS modules can be configured in order to reach a maximum output voltage of 40V The modules that can be configured in order to reach this voltage are the following ones A3605BS rated at 5A A3610BS rated at 10A A3612BS rated at 12A The limitation of this customiz only these three A36xxBS models is given by the power rating of the Introduction SY3634 User s Manual 2 Safety and Installation Please read carefully this general safety and installation information before using the product 2 1 General Safety Information This section contains the fundamental safety rules for the installation and operation of the system Read thoroughly this section before starting any procedure of installation or operation of the product Safety Terms and Symbols on the Product These terms may appear on the product e DANGER indicates an injury hazard immediately accessible as you read the marking e WARNING indicates an injury hazard not immediately accessible as you read the marking e CAUTION indicates a hazard to property including the product 2 2 Initial Inspection Prior to shipment this system was inspected and found free of mechanical or electrical defects Upon unpacking of the system inspect for any damage which may have occurred in transit The inspection should confirm that there is no exterior damage to the system such as brok
55. machine for the bulk power supply changed with FPGA firmware release version 1 4 or later We recommend you to update the A36xxBS module FPGA firmware by downloading the latest version fromthe CAENels website The state machine global block diagram is here represented 2 DO n Undervoltage n Eor command One of the other modules in crate goes to O All modules in crate are in wait for standby state Transitions marked in blue are automatically performed by the module under certain conditions while transitions marked in black follow a specific command sent by the user State Machine description if the bulk is turned on from a module by a BON command the state of the bulk for the specific module goes to ON and the other modules in the crate automatically goes to a Wait for Standby situation blue arrow By doing this if the module that requested the bulk PS to turn on receives a 9 SY3634 User s Manual SY3634 Description BOFF command this module goes to a Wait for Standby state and if none of the other modules had previously requested the bulk to turn on 1 e they did not receive a BON command the bulk power supply turns off and all of the modules go to a OFF state This behavior was thought in order to supply to every A36xxBS module installed in the crate a memory of whether or not it requested the bulk to turn on before By doing this if only two modules in the crate
56. n Figure 8 Figure 8 Interlock connector on SY3634 rear panel 28 SY3634 User s Manual SY3634 Description Please notice that all interlock pins are galvanically isolated from ground and outputs terminals nevertheless the absolute maximum voltage referred to ground that pins can sustain is 48V Note Do not apply voltage between any input interlock and its corresponding return Note The absolute maximum current that can be sunk by the output status relays solid state relay pins 13 16 and magnetic relay pins 15 17 18 is 100mA Interlock 1 the displayed interlock name shown on the front display can be changed with the user requirements see MWF command and Memory mapping sections for further details 1s hardware activated when pin and return pin 2 are shorted The other interlocks have the same logic of activation returns for Interlock 5 6 7 and 8 are all connected together on pin 14 Magnetic relay provides the Output status of the module when ON the Normally Closed contact NC TAP switch opens and vice versa The extreme configurability of the A36xxBS modules allows users to decide what interlocks are enabled and what not the interlock trip level 1 e LOW or HIGH and the time of intervention the time that an interlock signal has to be to the trip level before generating a fault condition This information can be set and read from the module EEPROM An example of mating connectors for the
57. n a defined EEPROM cell The correct form format for this command is as follows MW G cell_num cell_content r where e cell_num is the EEPROM cellnumber e cell content 1s the ASCII content to be written to the EEPROM cell cell_num The on board EEPROM memory used to store module information as calibration parameters identification thresholds and divided in two sections field and value has 512 cells so that cell num is limited between O and 511 writing operations containing cell values exceeding these limits obtam a non acknowledgment reply NAK r This value section of the EEPROM is used to store descriptive calibration parameters identification thresholds etc and some cells are password protected see the EEPROM Memory Mapping section to check what cells are protected and what are not Replies from the power supply are in the form AK r or NAK r this non acknowledgment reply is generated when the SY3634 system is in LOCAL mode the cell number cell num is out of range negative or greater than 511 cell num or cell content are empty strings the selected cell is password protected and password protection is not unlocked see PASSWORDY command for further details Examples MWG example with the system in LOCAL mode MWG 5 2 INTERLOCK_A y NAK r MWG example of a correct write cell 13 is not password protected MW G 13 0 055 r FAK r MWG example cell I i
58. nk Even if the internal ADCs have a 16 bit resolution this value is presented to the user with a 0 1 C 0 1 K resolution Replies from the power supply A36xxBS controller to this command are in the following form MRTS value r where e value is the temperature value C Celsius measured on the regulation shunt resistor heatsink The MRTS command being a reading command returns a response in any module condition e g local remote Examples MRT example MRTS r MRT 36 3 r SY3634 User s Manual Remote Control 5 3 20 MRV Command The MR V r command returns the readback value of the power supply actual output voltage measured at the A36xxBS module output terminals As for the output current voltage readback values have a 20 bit resolution 19 bit sign and they are presented with a 5 digit precision Replies from the power supply A36xxBS controller to this command are in the following form MRvV value r where e value is the output voltage readback V measured at the module output terminals The MRV command being a reading command returns a response in any module condition e g local remote Examples MRV example when the module is OFF MRV r MRV 0 000 12 r MRV example when the module is ON and regulating output current MR VY MRV 28 34563 r 79 Remote Control SY3634 User s Manual 5 3 21 MRW Command The MRW r command returns the
59. om the A36xxBS power supply are in the following format cell content r where e cell_content is the cell_num content in an ASCII representation The MRG command being a reading command returns a response in any module condition e g local remote this reply is a NAK r also if the memory cell is empty Examples MRG example with cell_num out of limits MRG 675 r i NAK r MRG example for cell 31 containing earth current threshold A MRG 31 r i 0 2 r MRG example for cell 23 containing DC undervoltage threshold V MRG 23 r 0 2 r nn 9 Remote Control SY3634 User s Manual 5 3 13 MRH Command The MRH r command returns the raw hexadecimal value of the power supply current regulation ADC this value has a 16 bit resolution and was mainly implemented for debugging purposes Replies from the power supply A36xxBS controller to this command are in the following format MRA value r where e value is the hexadecimal representation of the raw current ADC value 4 character representation The MRH command being a reading command returns a response n any module condition e g local remote Examples MRH example MRH r MRH 2F3 A r SY3634 User s Manual Remote Control 5 3 14 MRP Command The MRI r command returns the readback value of the power supply actual output current Current readback values have a 20 bit resolution 19 bit sign and the
60. on to the product Return the product to the manufacturer for service and repair to ensure that safety features are maintained This instrument is designed for indoor use and in area with low condensation SY3634 User s Manual The following table shows the general environmental requirements for a correct operation of the instrument Environmental Conditions Operating Temperature Operating Humidity Storage Temperature Storage Humidity Requirements 5 C to 45 C 30 to 85 RH non condensing 10 C to 60 C 5 to 90 RH non condensing Introduction SY3634 User s Manual 1 Introduction This chapter describes the general characteristics and main features of the SY3634 heterogeneous bipolar power supply system 1 1 SY3634 Overview High efficiency high stability easiness of configuration and maintenance are the key features of the SY3634 power supply PS system The SY3634 houses up to 4 independent current controlled digital bipolar power supply modules of the A36xxBS series rated at 5A 20V A3605BS 10A 20V A3610BS 12A 20V A3612BS 20A 20V A3620BS 30A 20V A3630BS A complete 4 channel system fits in a single 19 inch 3U standard crate excluding the external bulk power supply Each module implements a completely digital control loop with a propriety Pulse Width Modulation PWM generation technique that makes the system extremely versatile and easy to
61. or the A36xxBS and allows reading and setting of the value of the slew rate in A s of the power supply The reading command is structured as follows MSR r and the related reply format is MSR value r where value is actual slew rate value for the power supply A s thatis the content of the EEPROM cell 30 with a 5 digit precision The value of the slew rate can also be set between lower limit of O A s and upper limit of 1000 A s using the MSR command and adopting the following syntax MSR set_value r where set value is desired slew rate value A s The MSR setting command generates upon reception an acknowledgment ie AK r reply if the value is correctly set and with a NAK r if e he set value is incorrect e g out of limits e the module is still performing a ramp it is necessary to wait for the power supply to end the previous ramp or is performing a waveform e the system is in LOCAL mode Examples MSR reading example MSR r MSR 15 00000 r MSR setting example with a value out of limits MSR 13005 r l NAK r MSR setting example to a correct value MSR 5 5 r FAK r SY3634 User s Manual Remote Control 5 3 24 MST Command The MST r command returns the value of the power supply internal status register 32 bit Replies from the A36xxBS power supply module to this command are in the following format MST value r where e value is th
62. ord Ww PTP Refresh digital PID regulator parameters W SIP Set module IP address W VER Read module model and installed R firmware versions Table 6 A36xxBS module Command List It s important to notice that some commands are write only commands e g MRM to set output current and some others are read only commands e g MRI to read output current value The only command that allows reading and setting is the MSR command which reads or sets the user defined slew rate for the power supply see MSR Command section for further details 9 SY3634 User s Manual Remote Control 5 3 Commands Overview The power supply controller replies every time that a termination character r is received Replies could have different behaviors e an acknowledgment AK r string is sent back in case of a correct setting command e a non acknowledgment NAK r string is sent back in case of a wrong unrecognized command or if the system is in local operation mode and a write command is sent to the controller write commands are marked with a W in Error Reference source not found e a standard reply preceded by a and followed by a r character is sent back as a response to a reading command A brief description for each command in alphabetical order is herein presented with some example annotations the correct interpretation for these examples s as follows Command sent TO the power supply
63. perating any part of the instrument Z WARNINGZ High voltage inside do NOT open the boxes CAENels d o o declines all responsibility for damages or injuries caused by an improper use of the Modules due to negligence on behalf of the User It is strongly recommended to read thoroughly this User s Manual before any kind of operation CAENels d o o reserves the right to change partially or entirely the contents of this Manual at any time and without giving any notice Disposal of the Product The product must never be dumped in the Municipal Waste Please check your local regulations for disposal of electronics products SY3634 User s Manual Read over the instruction manual carefully before using the instrument The following precautions should be strictly observed before using the SY 3634 CAUTION Do not use this product in any manner not specified by the manufacturer The protective features of this product may be impaired if it is used in a manner not specified in this manual Do not uSe the device if it is damaged Before you use the device inspect the instrument for possible cracks or breaks before each use Do not operate the device around explosives gas vapor or dust Always use the device with the cables provided Turn off the device before establishing any connection Do not operate the device with the cover removed or loosened Do not install substitute parts or perform any unauthorized modificati
64. ple while the A36xxBS module is enabled i e it is ON BOFF r NAK r BOFF example when the A36xxBS module is OFF BOFF r i FAK r 6 m 58 SY3634 User s Manual Remote Control 5 3 2 BON Command The BON r command turns on the external bulk power supply unit connected to the SY3634 crate where the A36xxBS module s installed by shorting the bulk output stage enabling contacts Any of the A36xxBS modules installed in the same SY3634 crate can turn on the bulk power supply with a BON r after sending a BON r command to a single A36xxBS module all the other modules installed in the same crate recognize that the bulk power supply is turned ON and there is no need to send other BON r commands Replies from the A36xxBS to a BOFF r command are in the form AK r or ANAK r the NAK r _ reply is obtained if e the SY3634 system is in LOCAL mode Examples BON example when the A36xxBS module is in LOCAL mode BON r NAK r BON example when the bulk is off BON r HAK r nn Remote Control SY3634 User s Manual 5 3 3 FDB Command The FDB command is a custom command that was especially implemented in order to minimize traffic on the Ethernet communication socket having a dedicated request reply structure The feedback command syntax is as follows FDB set_reg 1_set r where ad e set reg is the setting regis
65. pply are in the following format cell_content r where e cell_content is the cell_num content in an ASCII representation The MRF command being a reading command returns a response in any module condition e g local remote this reply is a NAK r also if the memory cell is empty Examples MRF example with cell num out of limits MREF 539 r NAK r MRF example for a user defined interlock related cell MRE 52 r _THERMAL SWITCH 1 r 9 SY3634 User s Manual Remote Control 5 3 12 MRG Command The MRG r command returns the value stored in the value parameter of a desired EEPROM cell The correct form for the reading request s as follows MRG cell_num r where e cell num is the EEPROM cell number The on board EEPROM memory used to store module information as cal bration parameters identification thresholds has 512 cells so that cell num is limited between O and 511 requests containing cell values exceeding these limits obtain a non acknowledgment reply NAK r A non acknowledgment response 1 e NAK r is returned also if the field cell_num 1s empty The value section of the EEPROM is used to store calibration parameters identification thresholds interlock information etc and other user definable factors For more information on how to write parameters in the value area of the memory please refer to MWG Command section Replies fr
66. re defined slew rate to the new set point This command is usually needed when running feedback related applications and for small changes n the output current The correct form format for this command is as follows MW l value r where e value is the desired output current value A Replies from the power supply are in the form AK r or NAK r this non acknowledgment reply is generated as it is for the MRM command when e the set value is out of range the maximum settable current value is user defined and stored in EEPROM cell 4 e the module is OFF it is necessary to turn the module ON first e the module performing a ramp it is necessary to wait for the power supply to end the previous ramp or a waveform e the system is in LOCAL mode Examples MWI example with the module OFF MWI 8 55679 r NAK r MWlexample with the module ON and already regulating MWI 13 50 r FAK It is very important to notice that even if the module is ON and regulating the output current correctly an MWI command can generate a Crowbar intervention and a consequent fault if the current change step is too large especially for large inductive loads this is due to the large di dt that generates voltage peaks _G m 96 SY3634 User s Manual Remote Control 5 3 38 PASSWORD Command The PASSWORD command can be used to unlock the EEPROM cells that are password protected n order not
67. requested the bulk to turn on or the module output to turn on i e MON command it is sufficient to give a BOFF command to only these two modules in the crate for the bulk to turn off and not to all of them e g 3 or 4 modules in the same crate A Wait For Standby bit in the A36xxBS module 32 bit internal status register i e bit 25 has been added from FPGA firmware version 1 4 in order to monitor this behavior 3 5 2 A3631 Bulk Power Supply Cable The bulk power supply cable A3631 shown in Figure 11 is used in order to connect both the power and the control signals between the bulk power supply unit and the SY3634 system crate Figure 11 bulk power supply cable 9 SY3634 Description SY3634 User s Manual 3 6 SHK Sentinel Hardware Key The Sentinel Hardware Key short SHK is an optional feature for connecting the bulk power supply unit to the system crate and it is shown in Figure 12 Figure 12 Sentinel Hardware Key The SHK is connected between the DB 25 connector present on the back side of the bulk crate unit and the bulk cable when installed it adds some functionality on the control and monitoring of the bulk power converter The key is particular needed when e the required DC Link voltage differs from 24V e g 12V e two or three AC DC converters are installed in the 1U bulk crate and redundancy monitoring 1s required The printed circuit board contained the SHK conn
68. s MOFF example when the A36xxBS module output ts already disabled MOFF r AK r MOFF example when the system is in LOCAL mode MOFF r NAK r MOFF example when the A36xxBS module is ON and sourcing current MOFF r HAK r Remote Control SY3634 User s Manual 5 3 9 MON Command The MON r command is intended to turn on the A36xxBS output driver thus enabling the output current terminals and allowing the power supply to regulate and feed current to the connected load After the reception of an MONV command the power supply automatically sets output current to OA zero when enabling the output Replies from the A36xxBS to a MOFF r command are in the form AK r when the command is correctly executed or NAK r The NAK r reply is obtained if e the SY3634 system is in LOCAL mode e the bulk power supply is not enabled see BON r command for further details e the A36xxBS module is in a FAULT condition it is necessary to reset the status register after a generic fault condition in order to turn the power supply ON again see command MRESET r Sending an MON r command when the module output is already enabled generates an non acknowledgment response i e NAK Mr Examples MON example when the bulk power supply is enabled ON and no fault conditions MON r HAK r MON example when the system is in LOCAL mode MON r NAK r MON example when th
69. s password protected and password not unlocked MWG 1 15 234 r NAK r 9 SY3634 User s Manual Remote Control 5 3 36 MWH Command The MWR is used in order to set the hexadecimal raw value for the power supply current regulation ADC this command has a 16 bit resolution and was mainly implemented for debugging purposes This correct syntax for this command is as follows MWH value v where e value is the hexadecimal representation of the set point raw current ADC value 4 character representation Replies from the power supply are in the form AK r or NAK r this non acknowledgment reply is generated when e the SY3634 system is in LOCAL mode e the module is still performing a ramp it is necessary to wait for the power supply to end the previous ramp or is performing a waveform e the module is OFF it s necessary to turn the module ON first e he set value is out of range Examples MWH example with the system in LOCAL mode MWH 0FA2 r NAK r MWH example with the module ON MWH 0FA2 r FAK OC Remote Control SY3634 User s Manual 5 3 37 MWI Command The MWI command can be used to set the output current value and it is used when fast set point changes are needed The use of this command is alternative to the MRM Module RaMping the power supply reaches the desired output current value just using the PID regulator parameters without ramping with the p
70. s some control and monitoring functionalities to the bulk power supply faulty module warning and DC Link output voltage adjustment Other elements that complete the SY3634 system are e the bulk cable i e A3631 that connects the bulk outputs to the SY3634 crate e the channel output and interlock connector 1 e A3633 a connector set for channel output and external interlock signals Figure 1 front view of a complete SY3634 system All the elements cited above are independent which means that any of them can be replaced without the need of changing the other ones 1 Introduction SY3634 User s Manual DC Link Control Figure 2 rear view of the SY3634 system Channel interlock and current output connectors AC line input and DC Link power and control signals are all available on the SY3634 rear panel as shown in Figure 2 The SY3634 system comes also on a different version i e SY3634T that differs by the standard one by the output connectors and the AC mains input socket The rear view of the SY3634T is shown in Figure 3 I DC Link JE Control AC Line with switch gt Bee Channel 1 Channel 2 Channel 3 Channel 4 Figure 3 rear view of the SY3634T system crate The output connections are made by terminal screw connectors with M8 screws and the AC mains input plug has an additional ON OFF switch respect to the SY3634 standard model 12 SY3634 User s Manua
71. sponding bit in cell 48 is 0 and the interlock is disabled The MRG 49 r command returns a string containing the ASCII correspondent of the interlock enable mask and contains information about what interlocks are activated ata LOW state and what are activated at a HIGH state 3 2 2 3 Interlocks Intervention Time The time of intervention for each enabled interlock on a A36xxBS module can be chosen with a 1 ms resolution EEPROM cells from 50 to 57 contains information on how long an interlock input signal needs torbe at its activation level before tripping and thus generating a fault condition Interlock O intervention time is stored into EEPROM cell 50 while interlock 7into EEPROM cell 57 Example consider that interlocks 3 needs to trip only after 100ms it has reached its activation level The value to be written into EEPROM memory is the following MW G 53 100 r In order to make this command taking effect it is necessary to perform a MUP r Module Update Parameters command see MUP command section for further details Note values for intervention time have to be included between O and 10000 i e 1Oseconds 3 2 2 4 Interlock Configuration Example Magnets can be water cooled and there is a usual need for an interlock in case of the water cooling system fault Let s consider a water flow switch that by choice can be connected to interlock 2 of a SY3634 interlock connector on the rear panel Water
72. state and it is correctly regulating output current FAULT LED the red light indicates that the A36xxBS has experienced a generic fault that can be either an internal protection trip or an external interlock intervention This light does not turn off after a fault until a local or a remote module reset has been performed It is important to notice that the blue ON light and the red FAULT light cannot be on at the same moment because the module cannot correctly regulate output current if a fault is experienced and the output stage of the power supply is disabled 3 2 1 Internal Protections Each A36xxBS module is equipped with multiple internal protections hardware and software to avoid unwanted behaviors or eventual damages to the unit and also to let users run the power supply safely All hardware protections are installed on the A36xxBS Power Board and are here listed e OVC OVer Current protection e CB CrowBar protection e DC Link Fuses e over voltage clamping e cross conduction protection Several software protections some of them redundant are also implemented and here listed e DC Link under voltage protection e OVC Over Current protection e CB Crowbar protection e MOSFETs over temperature e shunt resistor over temperature e earth leakage detector 24 SY3634 User s Manual SY3634 Description Protection redundancy i e hardware and software was especially implemented in ord
73. t there is damage to this product have it inspected by qualified service personnel 2 4 Grounding To minimize shock hazard the SY3634 power supply system must be connected to an electrical ground The ground terminal is present on the mains sockets on the back side of the crate 2 5 Input Ratings Do not use AC supply which exceeds the input voltage and frequency rating of this instrument For input voltage and frequency rating of the module see Chapter 6 For safety reasons the mains supply voltage fluctuations should not exceed above voltage range O 15 Introduction SY3634 User s Manual 2 6 Output Connectors Do not plug or unplug output connectors when power converters are on and the power units are regulating current on the electrical load 2 7 Live Circuits Operating personnel must not remove the 19 crates covers No internal adjustment or component replacement is allowed to non CAENels d o o personnel Never replace components with power cables connected In order to avoid injuries always disconnect power plugs discharge circuits and remove external voltage source before touching components wait 5 minutes at least 2 8 Part Replacement and Modifications Always disconnect power plugs discharge circuits and remove external voltage source prior to fuse replacement wait 5 minutes at least Other parts substitutions and modifications are allowed by authorized CAENels d o o service personnel only
74. t when the voltage at the output terminals of the module triggers the crowbar protection see Internal Protections section for further details The setting of this bit implies the simultaneous setting of the fault bit MOSFET Temperature bit 7 this bit is set when a MOSFET heatsink over temperature condition has been experienced The setting of this bit implies the simultaneous setting of the fault bit Shunt Temperature bit S this bit is set when a shunt case over temperature condition has been experienced The setting of this bit implies the simultaneous setting of the fault bit DC Undervoltage bit 9 this bit is set when a DC Link under voltage condition i e voltage drops below a user defined threshold has been recognized As in other cases the setting of this bit implies the simultaneous setting of the fault bit Ground Current bit 10 this bit is set when a fault generated by an excessive leakage current to ground has been experienced The setting of this bit implies the simultaneous setting of the fault bit Regulator Fault bit this bit is set when a regulation fault is experienced The setting of this bit implies the simultaneous setting of the fault bit Ramp Execution Flag bit 12 this bit is set when the A36xxBS module is performing a ramp to a new set point After the ramp is finished and the new set point is reached this flag is cleared Turning Off bit 13 th
75. tage readback value V with ImV resolution e status of the power supply PS NAME lo 00 000 A Vo 00 001 A Figure 14 Home Page screen The status indicator of the power supply is continuously blinking as it is updated every 200 ms and gives an indication on whether the module is operating correctly or not If the module has experienced one or more faults e g interlock intervention over temperature etc the home page screen would display a l st of all the faults presenting them in an alternate way one after the other The power supply latches on every fault recognized by the internal logic so that every type of fault is recorded this means that the first fault happening does not ban the other ones to be recorded so that giving users more information permits a better investigation on the fault cause evaluation For example if the module has experienced a regulator fault and a crowbar protection intervention the home page bottom part of the screen will switch between the red strings REG FAULT and CROWBAR If the module it is not turned on and the output is disabled the home page screen should look like in Figure 15 PS NAME Module is OFF Figure 15 Home Page screen with module OFF nn9 Local Control SY3634 User s Manual 4 2 3 Menu Page The menu page is reachable by clicking the encoder button while being in the home page Through this page the users have access to
76. te a desired field item in a defined EEPROM cell The correct form format for this command 1s as follows MWE cell_num cell_content r where e cell_num is the EEPROM cellnumber o cell content is the ASCII content to be written to the EEPROM cell cell_ num The on board EEPROM memory used to store module information as calibration parameters identification thresholds and divided in two sections field and value has 512 cells so that cell num is limited between 0 and 511 writing operations containing cell values exceeding these limits obtain a non acknowledgment reply NAK r This field section of the EEPROM is used to store descriptive items as interlocks identification names cells 50 through 57 Replies from the power supply are in the form AK r or NAK r this non acknowledgment reply is generated when the SY3634 system is in LOCAL mode the cell number cell_num is out of range negative or greater than 511 cell_num or cell_content are empty strings the selected cell 1s password protected and password protection is not unlocked see PASSWORD r command for further details Examples MWF example with the system in LOCAL mode MWE 52 INTERLOCK_A v NAK r MWF correct example after password is unlocked MWE 52 INTERLOCK_A vr FAK Remote Control SY3634 User s Manual 5 3 35 MWG Command The MWG command lets users write a desired value item i
77. ter of the power supply 8 bit wide ei set is the desired output current setpoint value A The power supply reply after a FDB command it is in the following format EDB status_reg 1_set 1 read r where e status reg is the 32 bit wide status register of the PS formatted in an hexadecimal string this status string has a fixed length of 8 byte ei set is the string containing the output current desired setpoint value string length is 8 bytes i e 8 characters sign 2 integers 4 decimal digits eg 1 02A it is returned as 01 0200 ei read is the output current readback string its length is equal to 8 bytes sign mn 2 integers 4 decimal digits The status_reg structure is presented in the following table and in section 3 4 Status Register Structure 32 bit Bit 31 28 don t care Bit 27 BULK REDUNDANCY Bit 26 AUX EARTH OK Bit 25 WAIT FOR STANDBY Bit 24 BULK STATUS ON 1 Bit 23 16 EXTERNAL INTERLOCKS Bit 15 RIPPLE FAULT Bit 14 WAVEFORM EXECUTION FLAG Bit 13 TURNING OFF Bit 12 RAMP EXECUTION FLAG 60 SY3634 User s Manual Remote Control Bit 11 REGULATOR FAULT Bit 10 GND CURRENT Bit 9 DC UNDERVOLTAGE Bit 8 SHUNT TEMP Bit 7 MOSFET TEMP Bit 6 CROWBAR Bit 5 INPUT OVERCURRENT Bit 4 DSP ERROR TIMEOUT Bit 3 LOCAL Bit 2 WARNING Bit 1 FAULT Bit 0 MODULE ON The set_reg structure in order to set the desired behaviour must be interpreted as follows Bit 7 BY
78. the IP Address has been set successfully then return to this Assign IP Address wizard to set the subnet mask and default gateway e Click on the Ass gn button x Assien IP Address Assignment ee gt VS be x Click the D to complete the IP address assignment un e Wait for the assignment procedure to end and then click Finish The new module IP address should now be ass gned and the success of the operation can be verified on the Devicelnstaller main window if the window does not refresh click on Search T Technical Specifications SY3634 User s Manual 6 Technical Specifications Technical Specifications for the SY3634 system crate the A3636 auxiliary power supply and the A3605BS A36LOBS A3612BS A3620BS A3630BS DC DC modules are here presented A3636 Auxiliary Power Supply Input voltage 5 on nn SY3634 User s Manual Technical Specifications Switching Frequency 104 kHz Closed Loop Bandwidth 1 5 kHz 8 Inputs user configurable dry contacts 3 Outputs relay type 2 magnetic 1 solid state External Interlocks States DC Link Under Voltage MOSFETs Over Temperature Shunt Over Temperature Over Current Over Voltage Earth Fault Current Internal Interlocks Regulation Fault Excessive Current Ripple Input Fuses Earth Fuse Over Voltage DC Link Voltage Ground Leakage Current MOSFETs Temperature Shunt Temperature On
79. the PWM Pulse Width Modulation signals Cross conduction conditions are already discarded by the presence of an opportunely tuned dead time interval between driving signals but this protection gives an extra level of reliability to this power supply critical stage 3 2 1 7 DC Link Under Voltage The DC Link under voltage protection operates whenever the DC Link voltage monitored by a 16 bit ADC on the power supply FPGA drops below a user definable threshold This situation can be caused either by a generic DC Link AC DC failure e g bulk power supply fault or disconnection or by blown DC Link fuses that do not allow current to flow into the board The intervention of this protection disables the output stage driving signals as in the other cases a FAULT condition is generated and a DC Undervoltage flag is set in the A36xxBS power supply status register This status register must be reset before turning the output ON again Note this value can be configured writing EEPROM value cell 23 see MWF Command Section for more information 3 2 1 8 MOSFETs Over Temperature The MOSFETs composing the power supply output stage are all connected to a common heatsink that is monitored by a high gain temperature sensor 9 SY3634 User s Manual SY3634 Description The FPGA disables the H Bridge when the temperature rises above a user defined threshold value stored in EEPROM cell 20 factory default values are
80. tion Identification cell 27 this value a string defines the A36xxBS module identification name and can be read with the MRID r command _G m 36 SY3634 User s Manual SY3634 Description Slew Rate cell 30 this value A s determines the slew rate value of the power supply The module ramps using the command MRM r at a defined set point with this pre defined value of slew rate Earth Current Limit cell 31 this value A defines the maximum value allowable for the earth leakage current before generating a fault condition and disabling the output stage Regulation Fault Threshold cell 37 this value A defines the maximum allowable value calculated as the difference from the actual output current set point before generating a fault condition Ripple Fault Threshold cell 39 this value A defines the maximum allowable value calculated as the peak to peak output current ripple before generating a fault condition Warning Enabled cell 47 this value defines if the warnings i e bulk redundancy are enabled or not The setting of this flag to 1 enables the visualization of the bulk redundancy warning on the front panel display in a yellow colour and the eventual setting of the warning bit in the status register see Status Register section for further details Interlock Enable Disable Mask cell 48 this cell contains and defines the 2 digit hexadec
81. tion fault threshold A 38 reserved 39 Ripple fault threshold A 40 46 reserved 47 Warning Enabled 48 Interlock Enable Disable Mask 49 Interlock Activation State Mask 50 Interlock 0 Intervention Time ms O SY3634 User s Manual Description Zero order current calibration coefficient 1 order current calibration coefficient 2 d_order current calibration coefficient 3 d_order current calibration coefficient Maximum settable current set point Zero order voltage calibration coefficient 1 order voltage calibration coefficient 2 d order voltage calibration coefficient 3 _order voltage calibration coefficient Zero order DC link calibration coefficient 1 order DC link calibration coefficient 2 d_order DC link calibration coefficient 3 _order DC link calibration coefficient PID regulator proportional gain PID regulator integrative gain PID regulator derivative gain Number of iterations for inverse calibration Maximum MOSFET heatsink temperature Maximum shunt resistor temperature Module serial number Under voltage protection threshold Date of last calibration Module identification name Module slew rate value Maximum earth leakage current limit Maximum allowable regulation fault current Maximum allowable current ripple Enable warning visualization Enabling disabling external interlocks Definition of external interlocks active state Intervention time for interlock 0 34 SY3634 User s Manual SY3634 Description
82. to let inexperienced users to change some power supply parameters that might compromise the correct operation of the module See EEPROM Memory Mapping section for further details on password protected cells The correct form format for this command is as follows PASSWORD password r where e password is the module password to unlock protected EEPROM cells Replies from the power supply are in the form AK r or NAK r this non acknowledgment reply is generated as it is for the MRM command when e the written password is incorrect Examples PASSWORD example with a wrong password PASSWORD elephant r NAK r PASSWORD example with the right password PASSWORD admi nistrator r FAK The password to unlock password protected cells is PS ADMIN 97 Remote Control SY3634 User s Manual 5 4 IP Address Configuration The easiest way to configure the A36xxBS module IP address is to set it by the Connectivity menu on the unit LOCAL control i e encoder and display see section 4 2 6 for further details In other cases when accessibility to the power supply by the user is not possible there is the need to configure the IP address REMOTELY The situations can be mainly two e the actual power supply IP address is known by the user In these case the new IP address configuration can be performed with one of the two following methods o by using the SIP command see section 5 3 27 for further det
83. to notice that the A36xxBS replies with an acknowledgment command AK r before resetting the internal hardware and firmware After reset the communication to the power supply module can be lost for a few seconds as a consequence of re initialization 63 Remote Control SY3634 User s Manual 5 3 5 MAC Command The MAC r command returns both the MAC address and IP address of the connected A36xxBS power supply in the following form MAC mac_addr ip_addr r where e mac_addr s the MAC address of the module e ip addr is the IP address of the module The MAC command being a reading command returns a response in any module condition e g local remote Examples MAC example MAC r _ MAC 00204A D4ED5B 192 168 0 10 r 9 SY3634 User s Manual Remote Control 5 3 6 MGC Command The MGC r command returns the readback value of the actual ground leakage current of the A36xxBS power supply in the following form MGC value r where e value is the earth current value read A The MGC command bei module condition e g local mand returns a response in any Examples MGC MGC 06 r 65 Remote Control SY3634 User s Manual 5 3 7 MGLST Command The MGLST r command is a general purpose reading command that returns some useful readback values as well as the power supply global status Replies from the A36xxBS module are n the following form
84. upply A36xxBS controller to this command are in the following format MRP value r where e value s the measured DC Link voltage V Even if the internal ADC dedicated to th s purpose has a 16 bit resolution this value is presented to the user only with a 100 mV resolution The MRP command being a reading command returns a response in any module condition e g local remote Examples MRP example when the bulk power supply is disabled MRP r MRP 0 0 r MRP example when the bulk power supply is enabled after a BONY command MRP r MRP 24 2 r 9 SY3634 User s Manual Remote Control 5 3 18 MRT Command The MRT r command returns the value of the temperature directly measured on the output stage MOSFET heatsink Even if the internal ADCs have a 16 bit resolution this value is presented to the user with a 0 1 C 0 1 K resolution Replies from the power supply A36xxBS controller to this command are in the following form MRT value r where e value is the temperature value C Celsius measured on the output stage heatsink The MRT command being a reading command returns a response in any module condition e g local remote Examples MRT example MRT i MRT 32 8 r 71 Remote Control SY3634 User s Manual 5 3 19 MRTS Command The MRTS r command returns the value of the temperature directly measured on the regulation shunt resistor heats
85. xBS power supply PID controller regulation parameters PTP Parameters Transfer Protocol This command reads the updated parameters with MUP command first and then sends them to the PID controller that needs to be used by the DSP For example to modify the PID parameters it is necessary to modify the content of the respective EEPROM fields and then to execute the commands MUP and PTP Replies from the power supply are in the form AK r or NAK r this non acknowledgment reply is generated when e the SY3634 system is in LOCAL mode e the A36xxBS module is ON it is necessary to disable the channel with the MOFF command first for safety purposes Examples PTP example with the module OFF and in REMOTE mode PTP r AK r PTP example with the module ON and or in LOCAL mode PTP r NAK r m Remote Control SY3634 User s Manual 5 3 27 SIP Command The SIP command allows setting remotely the A36xxBS power supply module IP address In order to set a new IP address to a module it is necessary to know the actual one th s is possible by checking the Connectivity menu on the local color display of the module or by using the Devicelnstaller software that can be found at www lantronix com The correct format syntax for this command is SIP p_addr r where e ip addr s desired new IP address for the connected module is formed by four decimal numbers each ranging from 0 to 255 separate
86. y are presented with a 5 digit precision Replies from the power supply A36xxBS controller to this command are in the following form MRI value r where e value s the output current value readback A The MRI command being a reading command returns a response in any module condition e g local remote Examples MRI example when the module is OFF MRI r i MRI 0 00004 r MRI example when the module is ON and regulating MRI MRI 28 34563 r nn Remote Control SY3634 User s Manual 5 3 15 MRID Command The MRID r command returns the A36xxBS module identification name as a string The reply from the power supply contains the value stored in cell 27 of the module EEPROM and it assumes the following format MRID module_id v where e module id is the module identification stored in non volatile memory as an ASCII string This command is equivalent to the MRG 27 r command being the cited cell content the user selected module identification name The MRID command being a reading command returns a response in any module condition e g local remote Examples MRID example with the module identification SkewMag1 3 MRID r MRID SkewMag1 3 r 9 SY3634 User s Manual Remote Control 5 3 16 MRM Command The MRM command is used to set the value of the desired output current set point MRM value r where e value is the output current desire
87. y to the specific application EEPROM memory size is 256Kbits and was divided into two main different sections each one consisting of 128Kbits e FIELD section e VALUE section This section division can be seen in Figure 9 Byte Byte address FIELD VALUE address 0x0000 lt x4000 0x0020 OxO1FF lt 0x41FF Figure 9 EEPROM memory sections The EEPROM cell size is 0x20 bytes i e 32 bytes and being the content stored in ASCII string format the total string can contain 31 bytes r termination character Some EEPROM cells are password protected and can be unlocked using the PASSWORD command see the corresponding section for further details The password used to unlock the write protected EEPROM cells of the modules is PS ADMIN The EEPROM value structure and the cell content description are presented in Table 2 nn SY3634 Description Cell Cell Caption 0 Col set 1 Cl set 2 C T set 3 Cal set 4 jo 5 CoV read 6 CV read 7 CV read 8 c V_read 9 CoDC_Link 10 c DC_Link 11 CODE Link 12 c3DC_Link 13 Kp proportional constant 14 K integral constant 15 Kp derivative constant 18 Newton Raphson Iterations 19 reserved 20 Max MOSFET Temperature 21 Max SHUNT Temperature 22 Serial Number 23 Undervoltage Protection 2422225 reserved 26 Calibration Date 27 Identification 28 29 reserved 30 Slew Rate A s 31 Earth Current Limit A 32 36 reserved 37 Regula

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