Visual Liam User`s Manual
Contents
1. Settings 5 PS Firmware Power Supply Memory Menagement Display Mem ET CEN Mem Pass Set password Ta Read from Mem Interlock Enable M Read fromMem a Write Interlock Activation Figure 6 Visual LiAM Power Supply Memory Management In the Power Supply Memory Management table e Field indicates what the specific EEPROM cell is used for e Value numeric data or string stored in the EEPROM memory cell In the Display Mem section e Save to File saves the Values listed in the table into a file located on the local hard disk e Load from File loads in the table the Values of a previous saved file e Clear clears the values of the table In the Display Mem section e Pass type the password to write enable the protected cells e Set password write enables the EEPROM cells e Read from Mem reads all memory cells from the connected PS and displays Values in the table e Write to Mem if password has been inserted and the module is then write enabled all the Values displayed in the table will be stored in the correspondent EEPROM cells if no or wrong password was set only the un protected cells will be updated No EEPROM cells are updated if there is no character written the table The parameter will be automatically update with the MUP r command 11 Visual LIAM User s Manual 1 6 PS Firmware The LiAM 6002. 285 Visual LIAM V1 1 m es File PSMem PSFirmware Tools Device Info Switches Output States Global States Voltage V Output Status OFF OFF RESET Current A Negative Rail V 0 Current Set A Fans Speed 0 0 0000 SET CURRENT V Ramp Fault No 192 168 0 10 All Rights Reserved CAEN ELS d o o Version 1 0 October 2014 CAEN ELS d o o Kra ka ulica 2 6210 Sezana Slovenija Mail info caenels com Web www caenels com Table Of Contents Lo DIR Ga A Ke A I 5 1 1 VISUAL LIAM VLT O VR VME We 5 1 2 CONNECTION A AE EE 5 1 3 COMMUNICATION SETUP 7 1 4 MAIN TUNG TION S EE N EEE A E EE 8 1 5 PS MEMORY 10 1 6 PS PIRMWARE 12 1 7 a E 13 1 8 DEVICE INFO ABER ee 14 1 9 FILE MENU ABRE e 15 Visual LIAM User s Manual Comment March 24 2013 October 30 2014 Manual graphics changed Visual LIAM User s Manual 1 Introduction This chapter describes the general characteristics and main features of the Visual LIAM Graphical User Interface GUI Version 1 1 1 1 Visual LIAM V L1 Overview The Visual software has been developed to setup and control the LIAM 6005 5 60 Bipolar Linear Amplifier Mod
3. section e Output shows the output state of the PS channel It is ON when the Rails are ON OFF when RAILS are zero e Positive and Negative Rail V displays the Rails voltage value measured after the Rails Fuses mounted on rear panel Temp C displays the heatsink temperature in Celsius degree Visual LIAM User s Manual Fans Speed 4o displays the Actual Fan speed in percents e Fault indicates the type of fault occurred The same message is reported in the status bar Table 1 lists all fault conditions Fault Status Bit Phase Fault AC Internal Fault 2 OVERTEMPERATURE 3 CrowBar 4 Ext Interlock 1 2 Ext Interlock 2 6 Current Regulation Fault 7 Rail undervoltage 8 Load out of range 9 Output Over voltage 10 Table 1 Fault conditions 1 5 PS Memory Management When the communication with the PS Channel has been established it is possible to read and write the parameters stored in the EEPROM memory this can be done from the PS Mem TAB Figure 7 These parameters define in different ways the behavior of the PS Some memory cells are write protected to avoid accidental unwanted modifications of the data that could compromise either the PS hardware or the correct load current regulation A password is required to change write protected cells see chapter 3 2 of LiAM s Users Manual for further details 10 Visual LIAM User s Manual 25 Visual LIAM V1 1
4. with the typed IP address If the host is not reachable check the power supply IP address and computer IP subnet a windows will report the message Connection host refused otherwise the PS name will be displayed on the Status Bar Figure 4 as a confirmation that communication was established successfully 25 Visual LIAM V1 1 File Main Settings P5 Mem PS Firmware Tools Device Info Ethernet IP Address Port 192 168 0 10 Port 10001 Connection type None Rx Tx Speed Refresh msec Time out msec 5 Output Current Limits Max Set Current A Min Set Current A Figure 3 Visual LiAM settings TAB Visual LIAM User s Manual Visual V1 1 Switches Output States Global States ON j Voltage V Output Status OFF oF Positive Rail V O REBOOT Current A Negative Rail V 0 4 Disconnect Temp C 25 5 Current Set A Fans Speed 95 25 0 0000 SETCURRENT V Ramp Fault No Connection type TCP LIAM025 PS name Figure 4 Visual LiAM connection established 1 4 Main Functions When the communication with the PS Channel has been established it is possible to control and read its status this can be done from the Main TAB Figure 5 In the Switches section ON enables the RAILS and output amplifier initially set to 0A
5. 5 has a digital signal processors used for the communication and the of the PS By using the Visual LiAM software it is possible to upgrade the DSP firmware with a new release Visual LIAM also allows users to upgrade the XPort device Ethernet So far it is possible to upgrade these firmware versions only with Windows Operating Systems Visual LiAM requires an additional software e Java Virtual Machine Version 6 or later A free copy can be downloaded from http www java com 25 Visual LIAM V1 1 File Main Settings PSMem PSFirmware Firmware Upload EN XPort Firmware path upload XPort Firmware 0 DSP Firmware path ts LIAM Visual release DSP LIAM v1 0 hex Upload DSP Firmware 0 Figure 7 Visual LIAM PS Firmware update e XPort Firmware path choose the new firmware file for XPort with rom extension for the Ethernet device e Upload XPort Firmware starts to upload the firmware on the Ethernet device A message dialog will report that the procedure has successfully completed if the process ends without errors e DSP Firmware path choose the new firmware file with hex extension for the DSP e Upload DSP Communication Firmware starts to upload the firmware on DSP A message dialog will report that the procedure has successfully completed if the process ends without errors 12 Visua
6. LIAM User s Manual Bf Visual LAM V1 1 TCP IP UDP Set communication protocol IP Address 192 168 0 10 New IP address 192 158 0 11 Load Tuning Load Resistance currently in use Figure 8 Visual LIAM Tools 1 8 Device Info When Visual LiAM is connected to a LiAM 6005 the Firmware DSP version currently in use will be showed as the MAC address of the Ethernet device 8S Visual LIAM Device Inf DSP Communication Firmware Version Host s MAC address Figure 9 Visual LiAM Device Info 14 Visual LIAM User s Manual 1 9 File Menu In the File menu the Save command will save the configuration of the Visual LIAM software 1 e the Settings parameters and the firmware paths 15
7. OFF disables the RAILS and output amplifier e RESET it resets the power supply status to No Faults The output stage is still disabled OFF If the fault cause has not been removed before resetting the status the same fault condition appears again REBOOT it resets the DSPs by reloading the firmware stored in the Flash memory The reboot command is equivalent to press the RESET button present on the front panel of the PS e Disconnect stops the communication between PS and computer Visual LIAM User s Manual 5 Visual LIAM VLI M gt Main Switches Output States Global States Voltage VI Output Status Current A Negative Rail V cm 0 0 rs Current Set A Fans Speed 5 0 0000 Ramp Fault Figure 5 Visual A26 Main TAB In the Current Set A section e Current Set A it is possible to set the desired output current either by clicking on the arrows knob or by typing the number in the dedicated field SET CURRENT MWI r send the current value to the PS Ramp MRMWr when active makes the PS ramp to the current set value following the di dt slew rate imposed in the respective parameter stored in the EEPROM When the ramp is disabled the PS reaches the current set value as fast as possible In the Output States section e Voltage V displays the actual output voltage value e Current A displays the actual output current value In the Global States
8. l LIAM User s Manual 1 7 Tools When there is the need to setup a spare Liam 6005 to substitute a damaged one the Tools TAB provides basic functionalities to setup the IP address and communication protocol e Set the communication protocol chooses the way the PS communicates with the remote server which can be Visual LiAM Tango or EPICS drivers Click on the Apply button to change the Ethernet device configuration with the selected communication protocol Old IP Address type IP address number of the PS spare PS that has to be changed e New IP Address type the new IP address for the PS Click on the Apply button to change the IP number of the Ethernet device The Subnet Mask and the Gateway will not change NOTE the subnet of the computer must be the same of the Old IP Address IP Address e SET LOAD RESISTANCE MTUNEW the power supply will drive 1A on the connected load for 5 seconds to calculate the load resistance value The measured value will stored in the EEPROM by the control DSP If the load can not withstand 1A please do not run this procedure A wrong parametrization of the load can damage the power supply Power supply State must be OFF without Faults Finally the resistance value of the load will be reported in Load Resistance currently in use and the parameter will be automatically update with the command please check the value if it is as supposed to be Visual
9. ule with a user friendly interface running on Windows Operating System The software allows users to e Set and read the output current e Read the output voltage and the status of the PS interlocks temperatures rails voltage etc e Reset the PS faults e Change EEPROM parameters e Update DSP firmware e Set Load Resistance Value e Change IP address of the module 1 2 Connection Connect an Ethernet cable between the computer running Windows OS and the LIAM 6005 to start communication with the channel Set the computer IP address with the same subnet used for the controller card For instance if the IP address of the LIAM 6005 is 192 168 0 10 the computer s IP address must be 192 168 0 n where n can be a decimal number between 1 to 244 but different from 10 Figure 1 Visual LIAM User s Manual Internet Protocol TCP IP Properties Ss General You get settings assigned automatically iF your network supports this capability Othenwse vau need to ask your network administrator for the appropriate IP settings Obtain an IP address automatically Use the following IP address IF address 192 168 O 2 Subnet mask 255 255 255 0 DNS server address automatically Use the following DNS server addresses Preferred ONS server Po Alternate ONS server C 7 Com Figure 1 Computer IP Setup Install the Visual LIAM software launching the file Set
10. up Visual LIAM VI l exe Follow the procedure that will lead you through the application installation on your PC Now it is possible to launch the Visual LIAM software the main window should now appear as shown in Figure 2 Visual LIAM V1 1 Output States Global States Voltage V Output Status OFF EN REBOOT Current A Negative Rail V 0 ol Current Set A 0 0000 WV Ramp Figure 2 Visual LiAM main window Visual LIAM User s Manual 1 3 Communication Setup Enter the IP number of the power supply PS you want to control in the Settings TAB Figure 3 and leave the port number to 10001 if you did not modify this value In the Setup TAB it is possible to choose the rate of communication between the computer and the PS Default refresh rate which defines the refresh of the data displayed on the software interface 15 set to 200ms but can be reduced down to 20ms to have a more frequent read of the PS status Time out is defined as the maximum time that the computer has to wait in order to have a response from the PS after this time interval the reading 15 discarded The Max and Min Set Current values are respectively the maximum and minimum current values that can be set from the Visual LiAM interface These values can be set to 5 A and 5 A for the LIAM 6005 supply Clicking on the Apply button makes the inserted values active The Connect button initializes communication with the PS
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