Home
Klari-Amp
Contents
1. UnlAmp Demo Unlicens 5 41 d Thursday Nove mber 06 Tap here to set owne Please select the folder for the description files You ll reach configuration page Setup Path There you can enter the directory for the descriptor file as parameter Description Path More information could be found in chapter 7 2 1 page 21 Klari Amp User Manual 13 Zeg KLARIC Individual Solutions for Wiewauring and Testing ai 4 3 Auswahl der Messmodul Konfiguration Klari Mod Module is an universal device to perform multiple kinds of measurements There are a lot of parameters to do that To help the user to configure his Klari Amp Measurement System CF card contain already different configuration files on delivery So one of them could be the base of users application Tap here to set oa For Mo upcoming appointrr ants Please select a configuration file for the After pressing Ok Buttons you reach Setup Path page Using the parameters Sensor config you could select a configuration file More information could be found in chapter 7 2 2 page 23 After selecting a configuration file the meas module will be setted up This may take a short while During this time a WAIT message is displayed in the title of the frame Description path Klari Amp User Manual 14 E KLARIC EE Individual Sciuthona Tor Measuring and Testing wl 4 4 Setup destination directory Next you ll be asked for a destina
2. configuration files is done with the help of the button right beside text field Sensor config After pressing the button following window is displayed 2 Unl4amp Setup f S 44 Folder All Folders VM Type KoDex Parameter Files kofi UnImoT OF30 iz 1 SHORT_TS Unima T OF30 131 Klari Amp User Manual 23 A gl KLARIC Individual Solutions for Measuring and Testing J As standard following configuration files are shiped for vehicle environment configuration Name Mean calc Ext Ave 1 Ext Ave 8 Chan IT Ave 1024 Chan TI Ave 128 Chan A Ave 1 Chan A Ave 1 Datarate 15 14 valuepairs sec J Dead time relation Sampling period 66 ms 9 ms Reaction time autorange Size Runtime 512MB Description This configuration represents a good The desd time relation in this configuration is relation of meas or integration time to worst but the reaction time on autorange total time for current measurements events is better This config is good if base dead time relation currents and starter current are measured in This config is good for measurements Sequence where charging balance with small currents is impolrtant e g measurements of base currents You can select a configuration file by klicking on it The window will be closed automatically and meas module could be reconfigured Klari Amp User Manual 24 E A eg e CS KLARIC Individual Soiuthons far Mea
3. current meas shunt and an input for voltage meas It could be configured via serial interface RS232 There are a lot of setups related to data rate etc possible More deeper information could be found in Klari Mod documentation Measurement are also send via serial interface There are Klari Mod Modules with different resistor values or current meas ranges More information in chapter 8 page 28 The base unit consist mainly of a 12 V accumulator and a PDA that are mounted in one housing 12 V accu supplies PDA and measurement module over cable tree On PDA is installed Klari Amp software This software is responsible fort he configuration of the measurement modul by using a configuration file It collects the values of the meas module and calculates a loading balance Ah counter All meas values are displayed by software and stored in an ascii file Storage destination could be any storage type of the PDA e g SD card or a CF card Klari Amp User Manual 4 Ze KLARIC eee Individual Sqiuthona Tor Measuring and Testing a 2 Operation elements and connectors In this chapter will be described the operating elements and conneciors of the base unit After opening the cover you find following components PDA with Klari Amp software LED of the battery monitor PDA holding Switch for operation mode i M iT L D Key of the battery monitar eas or Load At the side are following connectors Loading s
4. in csv format Each day a new subdirectory is created in meas data path The filename is build of Filename prefix defined in Setup Data and the time of file creation More information could be found in chapter 7 3 4 page 27 On every received meas data frame is created a new line in meas data file Example Klari Amp Unlicensed Version only for evaluation Version V1 01 c Fa Klaric GmbH amp Co KG Header lines vehicle test car 1 Date LP KI DE Name mho div Test Klari Amp Table Info timestamp s Range current current A Range voltage voltage V charge Ah discharge Ah total Ah poo os 1 007 se sooo po 0 2005 770 0007 0 000 0 000 Ao E ee Ose See s9020 st 2 00554 20 0004 0 0007 0 000 O01677 170 0027 i7 Meas values O46097 000977 0s J007 0000 0000 blue voltage sdo Oa et EE red current 1930737 0 005777 0 00070 000 0 000 EE EE ENEE e E 37 0 005 7 gt 70 000 7 0 000 0 000 e lee lO OU ys es 20620557 0 00557 20 00070 00040 000 D 170002777 2009 57 0 2005747020007 0 000 0 0007 The informations of the header lines could be entered in Setup Data also decimal delimiter of meas values here decimal point The single columns of a result line are separated by a semicolon The content of the columns are described in table info lines Only those columns are filled when there is a new meas or a new calculated result There are two reasons 1 saves space on the storage device 2
5. 22 KLARIC ge Individual Solutions for Measuring and Tasting wi Battery Current and Voltage Measurement System Klari Amp User manual Version 0 5 Date 27 10 2004 Autor Martin Hotger Stefan Klaric GmbH amp Co KG O Gesch ftsf hrer Stefan Klaric O Hafenbahnstr 10a D 70329 Stuttgart Tel 49 0 711 327776 0 Fax 49 0 711 327776 59 O klaric klaric de www klaric de UST Id Nr DE813217824 Steuer Nr 95 132 21171 HRA Stuttgart 13220 Landesbank BW 9 Konto 26 21 449 BLZ 600 501 01 O IBAN DE 88 6005 0101 0002 6214 49 Swift Code SOLA DE ST E J Individual Sqiuthons far Wearing and Testing ai History 0 1 10 11 2003 Mho__ Firstrelease 0 2 26 11 2003 Mho__ chapter operating elements and connectors inserted 0 3 02 12 2003 Mho___ trademark measurement modul darkened 0 4 09 01 2004 Mho___ Reinserted Trademark 0 1 0 2 0 3 0 4 3 27 10 2004 Renamed to Klari Amp Software version 1 05 and later Table of content 1 INTRODUCTION 4 2 OPERATION ELEMENTS AND CONNECTORS 5 2 1 Battery monitor 6 Ze Operation mode Measurement 7 Zo Betriebszustand Laden 7 2 4 Holdings PDA 7 29 Connectors for Klari Mod Module 8 3 INSTALLATION 9 4 COMMISSIONING 11 4 1 Initial connection 11 4 2 Selection of a descriptor file 13 4 3 Auswahl der Messmodul Konfiguration 14 4 4 Setup destination directory 15 4 5 Information about datafile 15 5 PERFORM MEASUREMENTS 16 5 1 The Cont
6. ARIC e Individual Saluttons far Measuring and Tasting wi 7 1 4 Parameter Delay Wit this parameter it is possible to specify a delay time for the reset button on the main window Ifa delay is desired it has to be given in minutes 7 2 Settings at Setup Path Setting page Setup Path looks like that ae UnlAmp Setup s2 5 36 ak Description path PO Of Sensor config Data path PO Jl Data Path Special E After setting up all parameters like wished you can leave this page with the Ok Button on the upper right side Following settings are possible 7 2 1 Parameter Description path This parameter defines the source directory for the description files of the measurement modul Description file defines which parameter are relevant for the measurement module and how they could be setted up The name of the description file is build of the signature transmitted during connection establishment with meas modul The directory couldn t be setup directly Instead of you could press the button right beside the text field and you reach a dialog to select one of the possible directories Klari Amp User Manual 21 KLARIC Individual Sciuthons far Measuring and Testing ai HF UnlAmp Setup a 5 43 Folder All Folders Type KoDex Description Files kdf POXOOO1020 Unlmod 8 13 7 19 The list displays all description files found in the PDA The names of th
7. Artefacts stair steps in the curves are avoided Artefacts will be created when inserting old values in the coulumns Klari Amp User Manual 18 Ze KLARIC a Individual Scuthona far Wimauring and Testing ai Following example will describe the columns For lines with voltage meas values timestampl s Range current current A Range voltage voltage VJ charge Ah discharge Ah total Ah Timestamp represents the number of seconds since startup of the device Range for measurements up to 20V is always 1 Meas value is given by volts For lines with current meas values Range voltage voltage V charge Ah discharge Ah total Ah Also here timestamp represents the number of seconds since startup of the device Range lies between 0 and 3 0 is the biggest and 3 the smallest current meas range of the module More information about meas ranges could be found in chapter 8 1 page 28 Meas value of current is given in Ampere charges are calculated in Ampere hours 6 2 DlAdem format It is also possible to store the data in a DIAdem Format The selection is done on the setup pages Details about the DIAdem format are given on request Klari Amp User Manual 19 KLARIC Individual Sqiuthons far hMeeaurlm and Testing alll A J l setup The settings of software are performed on setup page They are stored in registry of the PDA You ll reach setup page after starup of software when some s
8. d After that for every new measurement a new line will be appended The received meas values are displayed on screen Note that the display is not so fast like the real storage During recording no setup data could be changed Setup Button is deactivated A running measurement recording is visualized by a black background of the Start Button Otop Butten will terminate the recording Measurement file will be closed Now setup data could be changed by pressing Setup Button The Reset Button is used zu reset the minimum and maximum values on the Show page Klari Amp User Manual 16 7 W KLARIC Individual Sqiuthons tor Messung and Testing al 5 2 The Show page This page displays all measured values during a recording measurement value for current and voltage range for current and voltage Minimum minimum value of current aximum value for current and volateg 0 002 A and voltage Ampere hours load Ampere hours discharge Ampere hours total Timestamp in sec Received frames Range and measurement value of current Range l and Value I Here the actual current value and the actual range is displayed Range and measurement value of voltage Range U and Value U Here the actual voltage and the actual range is displayed Minimal and maximal value of current and voltage Minimum I U and Maximum I U Minimal and maxima
9. e description files column name are not important but the directories where the description files are stored column folder To select a directory you should klick on a file entry in the requested directory This defines the directory for all description files Which file will be loaded at runtime is dependent on the signature After selecting a directory the page will be closed automatically Klari Amp User Manual 22 KLARIC Individual Sqiuthons far hMeeaurlm and Testing alll A J 7 2 2 Parameter Sensor config This parameter defines the configuration fort he operatation during measurement To define the configuration you should select on of the list A couple of cofigurations are shipped on CF Card You can create such y configuration file by using configuration tool KoWin But you ll need a deep knowledge of Klari Mod Firmware On request co Klaric GmbH amp Co KG can customize the configuration file for a user application The configuration files are used because of following reason Firmware of Klari Mod Measmodul is scalable for a lot of different measurement jobs This results in a big number of settings With the help of configuration files the user can use all features by creating different profiles by himself For daily measurement jobs you can used predefined configurations In this way the meas modul is always proper configured Errors and bad measurements are minimized The selection of a
10. e text in the input frames In addition you can change the descritption by pressing with the pen on them In the measurement files description will appear in the first column and the text in the second devided by semicolon 7 3 2 Parameter Desc Separ This parameter specifies the decimal separator of the measurement values Decimal point and decimal comma are possible 7 3 3 Parameter Lines per file This parameter defines the maximum number of measurement values per file When a files will contain this number of meas values the file is closed and a new one will be created Klari Amp User Manual 26 Zeg KLARIC Individual Sqiuthons far hMeeaurlm and Testing ai 7 3 4 Parameter Filename prefix This parameter will influance the names of meas value files Basically measurement values are stored in date related subdirs yyyy mm dd with yyyy year mm month and dd day File names are build of Filename prefix and actual time lt Filename_prefix gt hh mm ss txt with hh hour mm minute and ss second 7 4 Settings at Setup Analog Setup page Setup Analog looks like that T Eis Klari Amp Setup Invert Channel _ Current _ Voltage With this checkboxes it is possible to invert the analog channels i e change the sign of the values Klari Amp User Manual 27 e A KLARIC Individual Sciuthons Tor Measuring and Testing a 8 Klari Mod Measmodule Klar
11. et with meas data and supply lines connect to Klari Mod optional 15 pin Sub D HD pin Dock RS232 and supply SEN SCH SE connect to base unit do not connect to base unit Line for voltage mearuement violet reference ist he internal GND of Klari Mod Module During installation you connect the violet meas line with the voltage to measure e g pluspole of the battery in vehicle 15 pin Sub D HD pin you connect to the socket on the right side of the base unit Klari Amp User Manual 10 Zeg KLARIC Individual Sqlutions far Mewauring and Testing ai 4 Commissioning After installing of meas module cable and base unit the first commissioning of the system could start Switch to operation mode measurement mode by using the switch on the front plate In some case PDA searches a connection to a host PC after switching on this state This has to be aborted to allow Klari Amp Software to access serial interface Then Klari Amp exe will be started first time on PDA The software is delivered on CF card It s inside Klari Mod directory You can start this program directly there It s more easy to launch out of Start menu of the PDA To do so you should copy file Klari Amp exe from directory Klari Mod of CF Card to My device Windows Startmenu if not yet done After the first start up you should do some base settings that could be changed later at every time This settings are stored in regis
12. ettings are incorrect or incomplete or by pressing Setup Button on main screen On setup page there are different register cards Data Path and Special They are described below 7 1 Settings in Setup Special Setting page Setup Special looks like that Klari Amp Setup a 1 03 ak Com Port File format el O04dem tds e Delay Min ep _ Clear header text after start After completing all settings you can leave the page by using the Ok Button at the upper right corner Following settings are possible 7 1 1 Parameter Com Port Parameter Com port selects the serial interface of the PDA that is used to connect measuring module Values between 1 and 9 are possible Using Axim X5 Basic PDA you have to use alwys 1 because this ist he only interface accessible from outside 7 1 2 Parameter Clear header text after start This parameter controls the behaviour of software fort he header lines of measurement result file Activating this parameter will erase the content of header lines in Setup Data page after every start of the software see chapter 7 3 page 26 When parameter is not activated the software will maintain header lines of setup data page fort he next program start 7 1 3 Parameter File format With this parameter it is possible to select a file format for the data ASCll text format and DIAdem format are possible Klari Amp User Manual 20 E r s KL
13. i Mod Measmodule consist of Meas Shunt of co Isabellenhutte an ASIC of co Isabellenhttte a Microchip PIC Microkontroller and div interfaces and other components ASIC offers the possibility to measure voltage at shunt at different amplification scales with high resolution You can measure other external voltages Klari Mod Measmoduleare are shipped with three resistor values 100UO 200UO0 und 500u0 You can find more informations in Klari Mod Documentation Meas range and resolution alisted below It is important not to use permanent current for high meas range 8 1 Meas range and resolution for current measurements Range PGA 100uO Shunt 200uO Shunt 500uO Shunt S22 1500A 45 7764 mA 750A 22 8882 mA 300A 9 15527 mA oe 300A 9 15527mA 150A 4 57764 mA 60A 1 83105 mA 150A 4 57764 mA 75A 2 28882 mA 30A 0 915527 mA 75A 2 28882 mA 37 5A_ 1 14441 mA 15A 0 457764 mA 8 2 Meas range and resolution for voltage measurements Gain 60 V 3 051757813 mV Battery voltage in 42V systemen e 20 V 0 6103515625 mV Battery voltage in 12V systemen 10 V 0 3051757813 mV Not used Oo Nouse Klari Amp User Manual 28
14. l values of current and voltage are displayed here The values could be resetted by pressing Reset Button also during measurement recording It is possible to specify a delay time for the reset on the setup pages In this case the reset don t happen immediately but delayed Ampere hours for charge discharge and total sum Charge Discharge and Total The positive current measurements are integrated in in field Charge The negative current measurements are integrated in field Discharge The arithmetical sum of this two values is shown in field Total A charge scale o or other is not used Timestamp of last current measurement Timestamp The timestamp of the last single current measurement is displayed in seconds This time is related to the startup of the software after switch on It will be resetted after switch off Number of the received frames Frames The number of received frames since start of the measurement is displayed in this filed Free memory of the storage device Free MB The amount of free MB on actual storage device is displayed here Using the Ok Buttons the application will be terminated An evtl Running measurement will be stopped and the the measurement result file is closed Klari Amp User Manual 17 3 3 KLARIC Individual Solutions Tor Memang and Testing w 6 Measurement result file 6 1 ASCII Format Measurement values are stored as ASCII
15. ocket Red Plus Blue Minus 14 4 V 800mA Additional sockets for external connection of the PDA 15pin Sub D HD socket connection to Klari Mod Module Klari Amp User Manual 5 Individual Sqlutions far Mewauring and Testing ai 2 1 Battery monitor With help of the key on the left side of the front plate you could activate the battery monitor By holding pressed the key you could monitor the Loading state of the 12V accumulator LED is dark Accu empty load immediate LED is red Accu nearly empty Load soon LED is green Accu loading state is ok The remaining operation time could not be seen by display It is dependent of accus history But with a green LED a measure time of 24h should be possible Battery monitor is active independent of the operational mode of the base unit But it shouldn t be used to stop a loading session For more information to load an accu see chapter 2 3 If the LED is dark and no loading of the accu is possible the fuse may be blown In this case check the fuse and probably replace it To change the fuse open the base unit Fuse holder Klari Amp User Manual 6 E O y KLARIC Individual Solutions Tor h eeaurlrmg and Testing ai 2 2 Operation mode Measurement Using the switch on the right side of the front plate the operation mode measurement could be activated This means the PDA and an externally connected Klari Mod Module are supplied of 12V acc
16. ri Mod Modules with base unit there is on the right side a 15 pin Sub D HD socket Here the cable tree must be plugged in The socket has following pin layout D Klari Mod supply GND PDA RS232 GND Mee 5 EE 6 PDA RS232 DTR EG RE Klari Mod supply PDA RS232 RxD PDA RS232 TxD Sa so Klari Amp User Manual 8 SEET KLARIC Individual Scluthons far Measuring and Testing Ja 3 Installation First you should install Klari Mod Measmodule Following photo shows such a Klari Mod Modul easu D hb ve TER ki Z kV H el lt a A H La a T i mi GND for m With the two connectors the current meas module will be inserted into the current loop There are different adapters available pole connectors brass poles cable lug Note that the left connecter where the cable comes out represents the internal GROUND potential Attention This connector is directly connected to GND of the serial interface Pay attention not to create a short circuit This could bet he case when you connect the module at the positive battery pole and then a PDA supplied from the same battery without a potential interruption Klari Amp User Manual 9 Zeg KLARIC Individual Solutions for Menairing and Testing w Via 15 pin Sub D connector the cable fort he base station will be connected There are cable trees in different length available 2 m or 4 m The cables have at least following lines 15 pin Sub D sock
17. rol page 16 5 2 The Show page 17 6 MEASUREMENT RESULT FILE 18 6 1 ASCII Format 18 Klari Amp User Manual 2 KLARIC Individual Solutions Tor Memang and Testing j 6 2 DIAdem format 19 7 SETUP 20 7 1 Settings in Setup Special 20 7 1 1 Parameter Com Port 20 7 1 2 Parameter Clear header text after start 20 7 1 3 Parameter File format 20 7 1 4 Parameter Delay 2i 7 2 Settings at Setup Path 21 7 2 1 Parameter Description path 21 Ta Parameter Sensor config 23 Ta Parameter Data path 25 7 3 Settings at Setup Data 26 7 3 1 Header lines 26 7 3 2 Parameter Desc Separ 26 7 3 3 Parameter Lines per file 26 7 3 4 Parameter Filename prefix 21 7 4 Settings at Setup Analog 27 8 KLARI MOD MEASMODULE 28 8 1 Meas range and resolution for current measurements 28 8 2 Meas range and resolution for voltage measurements 28 Klari Amp User Manual 3 Individual Solutions Tor Memang and Testing ai 1 Introduction Klari Amp is a system to measure and record electrical current and electrical voltage It is used mainly in vehicle environment It is thinkable to use also in other environments like solar devices The system consists of three components 1 current and voltage meas module Klari Mod meas module 2 The supply and record unit based on a PDA base unit 3 a cable tree to connect the components The measurement modul of type Klari Mod contains a
18. suring and Testing ai 7 2 3 Parameter Data path This parameter defines root directory for measurement storage Inside this directory subdirs are created by a date relation There are stored measurement value files The selection of root directory is done by pressing the button on the right side of text field Data path After pressing this button is displayed following window Jame Folder Type Location In this window you define the root directory with the help of fileds Location and Folder With Location you select the storage device e g main storage of PDA CF Card or SD Card With Folder you can specify optionally a subdir in these storage devices You have to notice that Klari Amp Software will create date related subdirs by itself Klari Amp User Manual 25 E P ee e CS KLARIC Individual Sqiuthons far hMeeaurlm and Testing ai 7 3 Settings at Setup Data Setup page Setup Data looks like that UnlAmp Setup Header Fahrzeug Datum Mame Sonstiges II Dec separ Lines per file CJ Fe Filename prefix eT o Data After all settings are done you can leave the page with the Ok Button on the upper right side Following settings are possible 7 3 1 Header lines With the 4 described text fields you can specify the header lines that are inserted in a measurement file It is possible to modify th
19. tion directory for measurement results Please select the folder for the data files After pressing Ok Buttons you reach Setup Path page Using parameter Data path you can enter the destination directory More information could be found in chapter 7 2 3 page 25 4 5 Information about datafile After setting up most important directories you ll reach again Setup Data page This is always the case not only during the first startup At this page you can enter header line information for the ASCII file and a prefix for the file name More information could be found in chapter 7 3 page 26 Klari Amp User Manual 15 A Re KLARIC Individual Sqiuthons far hMeeaurlm and Testing ai 5 Perform measurements After startup and leaving setup page you ll reach main window of Klari Amp Software The main window consists of three different pages To select one of the pages use the page register at the bottom of the window The pages are described in detail in the following chapters 5 1 The Control page On this page you find the controls for the measurement 2 Klari Amp Demo Unlice 1 04 ak A Le KLARIC rire Seu a be Es srtng cl Teal Wi Reset Button klari Amp W 1 05 Start and Stop Button to q Stop EE ss Show tens Gen Button Using Start Button a measurement is started A new meas result file will be created and header lines defined in Setup Data are inserte
20. try of the PDA The procedure after start up is the following 4 1 Initial connection After start up software tries to establish a connection via serial RS232 interface COM1 to measurement module There are two possibilities A measmodule could be found ber 06 2009 Device found with signature 00010205 In diesem Beispiel wird ein Messmodul mit der Signatur 0x00010205 erkannt Anhand der Signatur ist festgelegt um welche Art Modul es sich handelt welche Parameter dieses Modul besitzt und wie sie ZU programmieren sind If no module could be found you will see following message Klari Amp User Manual 11 SEET KLARIC Individual Sciuthons far Wiewauring and Testing J ae Unl4mp Demo Unlicer 12 46 f device via COMI H ERROR Ho connection to Code 01030000 E d a Then you reach configuration page Setup Special There you can choose an other serial interface COM1 bis COM9 and restert establishment phase More information could be found in chapter 7 1 1 page 20 Klari Amp User Manual 12 GE 7 LApe KN Individual Soiurkona tor Messung and Testing a 4 2 Selection of a descriptor file The signature of the module designates the parameters etc to setup This information is contained in a so called descriptor file The name of the file is partially build of the signature After first start up you should specify where this descriptor file could be found on PDA ae
21. u If you want to measure with Klari Mod System then the base unit has to be driven in this operation mode If you switch into this state or a Klari Amp Modul in this state is connected with the base unit it may bet hat PDA will try to connect to a host PC Terminate this trial always Only in this case Klari Amp Software can access serial interface In this state loading sockets are disabled Loading the accu at the same time is not possible 2 3 Betriebszustand Laden Using the switch on the right side of the front plate the operation mode loading could be activated In this state the supply of the PDA and an externally connected Klari Mod Modul is disabled The PDA uses its internal accu The loading sockets are connected via a diode with the internal accu To load the accu you should use a supply with current limitation You shoud setup the supply before it s connected to the loading sockets voltage 14 5 V maximal current 8300mMA Pay attention off the proper connectio Red socket plus and blue socket minus Loading session is finished when the current is less than 30mA 2 4 Holdings PDA Before removing PDA you should unscrew the holding There is a small lever on PDA s left side This could be damaged when you try to remove PDA without dismounting the holding Klari Amp User Manual 7 KLARIC Individual Sciuthons Tor Measuring and Testing 2 5 Connectors for Klari Mod Module To connect Kla
Download Pdf Manuals
Related Search
Klari Amp klara ampersand herbeluisteren klari maps kariampuzha kariampuzha sylvia kariampuzha tyler tx kariampuzha george klara employee login kariampalayam kariampuzha george md klar empresas klar empresarial klaria pharma holding ab
Related Contents
Origin Storage Car/Air Notebook Adapter scarica il manuale The OnCourse Lesson Planner: User Manual 大便フラッシュバルブ Platinum VX User Manual 1.1 20150803 Sommaire Content Inhalt Relación entre el Peso Corporal, Medidas - Biblioteca FCV-UCV OMNISTOR 2000 manual - Ambrogio Robot Copyright © All rights reserved.
Failed to retrieve file