Prevac MG15 User Manual Download Page 1

USER MANUAL

MG

MULTI GAUGE CONTROLLER

Summary of Contents for MG15

Page 1: ...USER MANUAL MG MULTI GAUGE CONTROLLER ...

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Page 3: ...OPERATING MANUAL English translation MG MULTI GAUGE CONTROLLER Document no Rev May Firmware version Precision and Vacuum Technology ...

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Page 5: ...ATA MECHANICAL DATA SPECIFICATION TECHNICAL DATA OPERATION STANDARDS INSTALLATION UNPACKING MECHANICAL INSTALLATION COOLING ELECTRICAL INSTALLATION POWER SUPPLY MAINS SWITCH GROUNDING TERMINAL DEVICE REAR PANEL ACTIVE CHANNELS PASSIVE CHANNELS REMOTE CONTROL I O INTERFACE RELAY OUTPUTS CONNECTION SETPOINTS ADDRESS DIP SWITCH OPERATION SWITCHING ON THE DEVICE FRONT PANEL STANDARD DISPLAY WITH TOUCH...

Page 6: ...UNICATION SETTINGS COMMUNICATION MENU DISPLAY SETTINGS LANGUAGE MENU CHART ACTIVATION SAVING LOADING SETTINGS INFORMATION MENU LOGS MENU REBOOT STEP BY STEP QUICK START COMMUNICATION INTERFACE CONFIGURATION LANGUAGE SELECTION TROUBLESHOOTING NOTIFICATIONS IN PRESSURE VALUE INBFORMATION BOX MESSAGE BAR NOTIFICATIONS ERRORS WARNINGS NOTIFICATIONS IN MESSAGE BOX COMMUNICATION INTRODUCTION CABLE SELEC...

Page 7: ...OF DATA USED IN COMMUNICATION TABLE OF MODBUS VARIABLES MAP OF REGISTERS MAINTANCE AND SERVICE MAINTANCE CLEANING FIRMWARE UPGRADE AUTO UPDATE PREBOOT ENVIRONMENT BOOT MENU TOOLS MENU NETWORK TAB TEST TAB STORAGE AND DISPOSAL PACKING STORAGE DISPOSAL APPENDIX DIP SWITCH ADDRESSING User manual rev Page ...

Page 8: ...x Pins description of RS RS connector Pins description of ETH connector Pins description of PROFINET connector EIA Standard Connection parameters Modbus RTU frame format Modbus TCP frame format Modbus protocol function codes Erros codes Float IEEE format in Modbus table Example loat IEEE value in Modbus table Basic registers table Communication registers map Digital outputs registers map Additiona...

Page 9: ...sion Three main device windows Description of main window Description of main window Description of single vacuum channel Setpoints behaviour Setpoints settings Gauge change Pressure unit change Enlargement of pressure value window Chart module Adding data series and editing chart parameters View of selected fragment of chart Change of chart units Noti ication about detecting USB USB menu chart da...

Page 10: ...uence diagram Female socket of RS RS Modbus RTU interface Female socket of Ethernet baseT Modbus TCP interface Female socket of Pro iNet Modbus RTU interface Modbus RTU network structures model Checksum calculation algorithm USB detected hint USB menu Firmware list Restart message Updating irmware Update summary example Auto update Auto update Enter into preboot environment Boot menu Switch softwa...

Page 11: ...prehensive process control systems The MG is able to support up to seven gauges includ ing up to three passive and four active gauges Optionally the user may on placing an order choose the number of supported passive with hot cathode and an additional communication interface Pro iNet In further part of the manual the device will be referred to as the MG SAFETY The owner of the device must ensure t...

Page 12: ...nside buildings Elevation above sea level of up to metres Temperature range of safe operation C do C Maximum relative humidity to C decreased linearly down to max at C Fluctuations of supply voltage cannot exceed of the rated value Protection class During all the operations carried out with the use of the device described in this manual observe the applicable safety regulations Observe all the saf...

Page 13: ...wder extinguishers designed to extinguish equipment under voltage Improper installation operation or use Improper installation operation or use may damage the MG Strictly adhere to the stipulated installation and operation data Self con iguration of the device Self con iguration of the MG by the user through the service application re sults in waiver of the PREVAC s liability for proper functionin...

Page 14: ...isconnect the mains cable any external voltage sources and discharge the output circuits SPARE PARTS AND MODIFICATIONS Replacement of spare parts modi ications and repairs may be carried out only by the PREVAC s authorized personnel Therefore the device must be delivered to the PREVAC s service VENTILATION The device has vent holes located on the side panels of the enclosure Do not cover the vent ...

Page 15: ...ER INTRODUCTION TECHNICAL DATA MECHANICAL DATA The section describes the external dimensions of the device Figure present the MG which may be rack mounted or used as a desktop device Figure Dimensions User manual rev Page ...

Page 16: ...S Measurement channels active channels up to passive channels Supported active gauges CTR TTR TTR PTR PKR PCR PTR ITR ITR Baratron ANALOG IN PG ATMION Supported passive gauges IE IE UHV UHV p MKS Series NUDE UHV A NR F UHV G MEASUREMENT RANGE Active gauges x mbar depending on type Passive gauges x mbar depending on type VOLTAGE MEASUREMENT SPECIFICATION Resolution of converter V Accuracy of measur...

Page 17: ...OMMUNICATION Communication interfaces RS Ethernet PROFINET I O Digital inputs Digital outputs Analogue outputs V AMBIENCE Operating temperature range ºC ºC Storage temperature range ºC ºC Relative humidity Max to C decreasedlinearlydowntomax at C MECHANICAL PARAMETERS Dimensions Width mm Height mm Depth mm Weight kg Installation Rack mounted or Desktop device optional additional gauges can be de i...

Page 18: ...ndustrial envi ronments PN EN EN Safety requirements for electrical equip ment for measurement control and laboratory use Part General requirements Conforms to the essential requirements of the following directives EMC EU Directive EU of the European Parliament and of the Coun cil of February on the harmonisation of the laws of the Member States relating to electromagnetic compatibility LVD EU Dir...

Page 19: ...roduct Using the destroyed or damaged device or connection cables can result in elec tric shock Never attempt to put a damaged product into operation Secure the damaged product from unintended operation Send a damage report to the courier company or the insurer MECHANICAL INSTALLATION The MG device can be mounted in a DIN HU cabinet rack occupying half of its width In each of these cases you must ...

Page 20: ...At least mm should be ensured to let air get inside from the side panels The MG should not be operated at temperatures exceeding C ELECTRICAL INSTALLATION POWER SUPPLY The main mains connection is an IEC socket on the rear wall of the device The MG enclosure is grounded to protect the user against electric shock Always connect the device to a socket with protective ground If necessary contact an e...

Page 21: ... the device The switch in the position O OFF disconnects power from the device However it possible that the mains switch does not remove voltage from the separate components of the device Therefore always disconnect the mains cable to remove residual voltage of the device modules Risk of electric shock Do not use the mains switch as an element to disconnect the device from the mains Disconnect the...

Page 22: ...f the rear panel of the standard MG The following connections are installed on the rear panel A Passive gauges connections B Connections for passive gauges measuring signal C Active gauges connections D Ground terminal E Mains connection F I O interface G Air outlet H Connection for relay outputs I Fuse socket J Address DIP switch K RS communication interface L Ethernet communication interface Pag...

Page 23: ...el A Passive gauges connections B Connections for passive gauges measuring signal C Active gauges connections D Fuse socket E Ground terminal F Pro iNet communication interface G I O interface H Air outlet I Connection for relay outputs J Mains connection K Address DIP switch L RS communication interface M Ethernet communication interface User manual rev Page ...

Page 24: ... A GND Power supply ground Analogue input Analogue signal input Identi ication Gauge identi ication resistor input AGND Analogue ground Emission status Emission status Degas Degassing on off signal Emission Emission on off signal Table Description of pins of active channel socket Improper gauge Gauges which are not designed for use with the MG may damage the device Operate the MG with proper gauge...

Page 25: ...tor pin Not used Pin not used Filament Filament supply max V A PE Ground Table Description of pins of passive channel socket MEASURING SIGNALS The measuring signals i e the ion currents are transferred via a coaxial cable IG PREAMP Pin arrangement inner conductor signal conductor outer conductor shielding Dangerous voltage As soon as the emission is switched on both connections carry hazardous lev...

Page 26: ...odbus RTU and TCP remote control module Figure Pro iNet remote control module option The parameters of the device can be read via the remote control interfaces at any time To con trol set the parameters switch the device in the remote control mode Detailed description of the connections see ig or The con iguration of the remote control interfaces is shown in chapter Page User manual rev ...

Page 27: ...al input V voltage activated type mA DIN Digital input V voltage activated type mA GND Common ground for digital inputs REL _NO Relay output contact normally open REL _NO Relay output contact normally open REL _NO Relay output contact normally open REL _NO Relay output contact normally open REL_COM Common pin for relay outputs AOUT Analogue output V AOUT Analogue output V AOUT Analogue output V AO...

Page 28: ...common contact SP _COM Setpoint common contact SP _COM Setpoint common contact SP _COM Setpoint common contact NC Not connected SP _COM Setpoint common contact SP _NC Setpoint normally closed contact SP _NO Setpoint normally open contact SP _COM Setpoint common contact SP _NC Setpoint normally closed contact SP _NO Setpoint normally open contact SP _NO Setpoint normally open contact SP _NO Setpoin...

Page 29: ...in the binary code Weights and values of individual switches are described in table DIP WEIGHT Table Weight of individual switches Example To assign address with a value of to the device change the position of switches to ON upwards 8 Possible settings of addresses are shown in table MG BlackBox version with Pro iNet communication socket DIP FUNCTION Address Pro iNet RS RS Table DIP switches funct...

Page 30: ... X Pro iNet Table Interface selection without Pro iNet communication socket DIP FUNCTION Address RS RS Table DIP switches functions To set an address use switches Refer to table for weights of switches Communication interface can be selected as shown below ON RS OFF RS Table Interface selection Page User manual rev ...

Page 31: ... these conditions are met set Power Switch into ON position on the rear panel The instrument is on when the logo appears The Introduction screen displays and the main application will start The instrument is ready to use After connecting and switching on the MG the outputs are not active FRONT PANEL STANDARD Fig below shows the front panel of the MG The user interface of the MG consists of the fol...

Page 32: ...record only a single press at a time It is forbidden to touch the panel at several points simultaneously Do not use any indicators or sharp objects Using inappropriate objects for pressing may damage the foil resulting in entering incorrect data USB PORT CONNECTOR Allows removable media to be used for e g update the software It also enables copying videos and logs from to the user s activity recor...

Page 33: ...Box version A Diodes signalling active Setpoints B Diode signalling that power is ON C Socket to connect the panel with a graphic display D Diodes signalling that emission is ON or passive gauges errors E Buttons activating emission for individual passive gauges User manual rev Page ...

Page 34: ...scroll buttons located at the side edges of the device These buttons are hidden during normal operation To move to the next screen press the display near the left or right edge The scrolling between the screens is looped it means that from the last screen we move to the irst one and analogically the other way round The main view contains elements Figure Description of main window A Main view B Men...

Page 35: ...f main window A Setpoints con iguration button B Diodes indicating active Setpionts C Single large vacuum channel D Single small vacuum channel Figure Description of single vacuum channel A Name of vacuum channel B Emission activation button C Vacuum value D Type of vacuum gauge E Trend indicator F Graphic indicator of gauge range G Vacuum value unit User manual rev Page ...

Page 36: ...duced which width is controlled by the Setpoint HI and Setpoint LO parameters Setpoint HI the level of vacuum which will be signalled by switching off the Setpoint diode connected with a given measurement channel If a vacuum measurement channel has been connected with a given Setpoint device relay output then after reaching that value the relay contacts at the output will be opened Setpoint LO the...

Page 37: ...GE CONTROLLER OPERATION Figure Setpoints settings GAUGE CHANGE To change a gauge in the main view click on the gauge name The gauge selection menu will appear see chapter Figure Gauge change User manual rev Page ...

Page 38: ... pressure unit milibar Pa pressure unit Pascal Torr pressure unit Torr psia pressure unit Pound per square inch Figure Pressure unit change ENLARGING OF PRESSURE VALUE INFORMATION WINDOW To enlarge the pressure value information window press this ield see ig To return to the normal view of the main window press again the displayed information Figure Enlargement of pressure value window Page User m...

Page 39: ...ecording of charts up to one hour Above one hour the time axis is scaled in hours The charts module in some devices is available optionally at an additional charge The user may order the device with an activated charts module or acti vate it later refer to chapter Figure Chart module ADDING OF DATA SERIES To add or remove data series follow the procedure presented in ig Figure Adding data series a...

Page 40: ...LEARING OF CHART To clear all to date recorded data and start recording from scratch press the Clear chart shown in ig Remember that pressing the button Clear chart deletes all the data recorded so far VIEW OF PART OF CHART The chart module enables viewing a selected part of the chart on full screen For this purpose as shown in ig marker A press the screen at a given place and mark the selected pa...

Page 41: ...ct a USB mass storage device A new icon and information about detecting a new USB device will appear on the screen New USB device detected After pressing the icon the USB menu will be displayed Figure Noti ication about detecting USB Figure USB menu chart data saving In the USB menu select the position Save Chart Data to USB and wait for the message informing about completion of the saving Before ...

Page 42: ...ll be provided which should be entered after clicking on the License key Figure Chart activation menu After correct completion of the activation of the chart module the message shown below in ig should appear TIMER WINDOW An additional window contains a timer and information on the current time and date Elapsing time is connected with the progress bar located around the Start Stop button The value...

Page 43: ...rom to 9 and symbol as a sepa rator Con irm the value by pressing the Enter button The new value has been set and displayed in the timer ield Press Start to activate the timer The timer will start counting time Time can also be entered in seconds Then the value entered is automatically converted to the hh mm ss format Figure Timer setting User manual rev Page ...

Page 44: ...ng the following three methods by entering data as decimal values by entering data as a mantisaa and exponent by increasing decreasing the current value by a given step To increase decrease the current value Select the value for edition e g Venting Time Press and to increase the value by Press the Increment value key every press of this key increase the value by The value has been increased To dec...

Page 45: ...via the numeric keypad e g Press the Exponent key The index character can be changes by clicking it twice Enter the exponent value After entering the value it is still possible to modify the sign of mantissa and the sign of ex ponent by using the Exponent key or the Change sign key see Figure Con irm the value with the Accept value key Figure Number in exponential form User manual rev Page ...

Page 46: ...ALPHANUMERIC KEYPAD The on screen keyboard is used for entering alphanumeric data and also facilitates text entry Fig ure shows the alphanumeric keyboard with description of the main keys Figure Alphanumeric keypad Page User manual rev ...

Page 47: ...d con iguration of the device parameters is possible via the setup menu Press the Show Menu icon to expand the menu and then press the Device setup button All the mentioned button s icon are described below in ig Figure Device setup User manual rev Page ...

Page 48: ...uld be created Press on the Setup shortcut icon to add the position to shortcuts To remove position from shortcut list tap again on the Setup shortcut icon Figure Set up shortcut in the setup menu To use a shortcut Press on the Setup shortcut icon on the main window Select setup shortcut to enter e g Save Load Current setup menu item should be displayed Figure Example use of shortcut Page User man...

Page 49: ...the operation of the device When the problem causing the error no longer exists the message is automatically removed whether or not it has been con irmed Figure Warning message ERROR MESSAGES Error messages inform about critical events The message is displayed in full screen see Figure The error message ield consists of its name and description If the cause of error no longer exists the error mess...

Page 50: ...occurred in the device Clicking on this counter will bring up the message list The list is displayed in date time order from most recent to oldest Error messages appear in the list before Warning messages Figure Multiple messages VIDEO PLAYER The MG can play video iles Files can be played only from the device The full instructions on how to copy a video ile onto the device is in the subsection Cop...

Page 51: ...f the screen to display the menu bar Then press the Video player icon on the bottom right see Figure Figure Menu bar video player Tap on the desired ile to open video menu Figure Video player menu From this menu a video ile can be played or deleted In order to delete the ile press Delete and con irm the action by pressing Yes User manual rev Page ...

Page 52: ...rive which contains the iles A new icon and information about detecting a new USB device will appear on the screen New USB device detected After pressing the icon the menu will be displayed Press on the List of videos on USB button to see all the videos stored on the USB drive with avi extension see Figure Choose a ile from the list To copy ile press Copy ile to the device Depending on the ile siz...

Page 53: ...MULTI GAUGE CONTROLLER OPERATION Figure Noti ication about detecting USB Figure USB menu list of videos on USB Figure Copy avi to device User manual rev Page ...

Page 54: ... IG Gauge IE IE UHV UHV p MKS Series NUDE UHV A NR F UHV G User De ined Gauge Parameters Emission Current Sensitivity Degas Power Calibration Factor Filament Emission Current Sensitivity Degas Power Grid Voltage Filament Voltage Re lector Voltage Filament Max Current Degas Voltage Name Auto Identi ication CH CH CH CH CH CH CH CH CTR Torr Torr Torr Torr Torr TTR TTR PTR Parameters available only fo...

Page 55: ... psia psia psia De ined FS ANALOG IN PG ATMION User De ined A factor B factor min Voltage max Voltage Name Degas IG IG IG CH CH CH CH Degas Time Degas Emission Control IG IG IG CH CH CH CH Manual Setpoint Setpoint Setpoint Setpoint Setpoint Setpoint Setpoint Setpoint Setpoint Setpoint Digital IN Digital IN User manual rev Page ...

Page 56: ...Name IG IG IG CH CH CH CH Outputs Settings Relay Outputs Out Out Out Out Emission IG Emission IG Emission IG Emission CH Emission CH Emission CH Emission CH Degas IG Degas IG Degas IG Degas CH Degas CH Degas CH Degas CH Still OFF Still ON None Analog Outputs Out Out Out Out Source Pressure IG Pressure IG Pressure IG Pressure CH Pressure CH Pressure CH Pressure CH Page User manual rev ...

Page 57: ... CH CH CH CH Time Percent Change Device Settings Communication Interface Ethernet Parameters IP Mask Gateway DHCP Enable Disable TCP server port Interface Interface RS RS Pro iNet Interface Parameters Baud Rate bps bps bps bps bps bps bps Remote Enable Logical Group Address Display Brightness Touch Screen Autolock Customer Name Show Hide User manual rev Page ...

Page 58: ... Version From revision Peripheral Version MG MainBoard Version From revision Hardware IONgauge Card HW IONgauge Card HW IONgauge Card HW RTC Version From revision Network Ip address Netmask Gateway Ethernet MAC Pro iNet MAC About Software Numer Serii Produktu Serial Product number Serial Product Service Maintenance Device Temperature MG MB Master Reset Logs Reboot Page User manual rev ...

Page 59: ...res an additional ampli ier PGA SETUP OF ACTIVE GAUGES To obtain correct indications of vacuum choose a gauge compatible with the physically connected one For that purpose click on Setup menu Sensor IG or IG or IG Gauge current gauge The user can select one of the standard gauges or a gauge named as De ined which enables spec ifying all the parameters of a gauge thus allowing any gauge to be conne...

Page 60: ...e manufacturer it can be the same for all gauges of a given type and in some cases it is strictly connected with the serial number of the gauge DEGAS POWER The MG is used during degassing the electron bombardment method The power with which the gauge is degassed may be set between and W This value should be set accord ing to the manufacturer s speci ications The ramp rate of power after activating...

Page 61: ...the standard parameters set out in it is possible to set the parameters described below This enables almost any gauge to be connected if their parameters are within the following ranges Figure Bayard Alpert Gauge Grid voltage Ug also called anode voltage May be set between and V Filament voltage Uf also called Ubias voltage May be set between and V Re lector voltage may be set between and V The vo...

Page 62: ...bles also automatic detection of a connected gauge if it has an in built identi ication resistor To activate automatic detection of active gauges enter the Setup menu Sensor Auto identi ication and activate this option for the chosen vacuum channel If the connected gauge has been successfully identi ied its name will be displayed in the Sensor menu and on the main window by the relevant vacuum cha...

Page 63: ...one active or passive channel can be degassed at a time Note Set power for passive gauges before degassing See point DEGASSING POWER in chapter EMISSION CONTROL EMISSION CONTROL MENU Setup Menu Emission Control One of the advantages is automatic emission control i e passive gauges emission or active gauges emission may be activated automatically Emission may be controlled in the following modes Ma...

Page 64: ... pressure are achieved by dividing the readings by the cor rection factor according to the following formula where pressure ion current see ig sensitivity factor for a given gas g emission current see ig gauge sensitivity for gas correction factor Correction due to the gas type becomes pressure function if pressure exceeds mbar This fact has been taken into account for all gas types available for ...

Page 65: ...eadings of pressure are achieved by multiplying the readings by the correction factor according to the following formula where pressure after correction pressure read regardless of gas correction gas correction factor Note Nominal correction factors cannot be treated as ideal giving high precision of measurements because they differ even for identically manufactured gauges Greater discrepancies ex...

Page 66: ...ed name appears on the main screen and in setpoint settings and all items in the setup menu The length of a name is limited to characters OUTPUTS SETTINGS Setup menu Outputs settings RELAY OUTPUTS CONFIGURATION RELAY OUTPUTS MENU Setup menu Outputs settings Relay Outputs The MG has relay outputs which functioning may be bound with the current values of the pa rameters measured by the MG The output...

Page 67: ...is calcu lated using the exponent without taking mantissa into account From E the output increases by V per decade It is de ined by the relation User Range de ines the measuring range which will be converted into voltage at the output RANGES de ining the conversion range Min Range input signal value which will correspond to Min Voltage at the output Range means any input signal e g pressure Max Ra...

Page 68: ...gnals set longer time than for fast changes Percent Change de ines the percentage of the input signal changes which affects the trend visualisation symbol DEVICE SETTINGS Setup menu Device Settings In the Device Settings submenu the settings common for different types of devices with a touch screen are available however they are not speci ic for a particular model in this case for the MG COMMUNICA...

Page 69: ... panel is locked It is only possible to view the parameters on the screen and view the device con iguration The device in the remote control mode displays in the upper part of the main window an information bar with text REMOTE MG Activating the option does not mean that the device immediately switches to the remote con trol mode It happens only after establishing communication with a remote contr...

Page 70: ...Setup menu Device Settings Language To complete changing of the language the device must be restarted CHART ACTIVATION Setup menu Device Settings Chart Activation The submenu is used to activate the chart module If the module is active this submenu is not available For details see chapter SAVING LOADING SETTINGS To save load the con iguration settings of the device enter Setup Menu Save Load When ...

Page 71: ...tion about the device go to Setup Menu Information This menu contains information about the device name and version the current software version as well as the network parameters such as IP address netmask and default gateway LOGS MENU To display the history log go to Setup Menu Logs This submenu displays the error history log The displayed list of errors includes the description and date of their...

Page 72: ...r Choose the automatic or manual emission control type for each channel see chapter Check whether the threshold pressure values setpoints have been achieved and if the man ual emission control has been selected press the Emis button to activate the ion gauge emis sion Achieving the set setpoints is signalled by the green Setpoints diodes on the main win dow and if emission is active the Emis text ...

Page 73: ...GE SELECTION In order to change the language the following steps should be taken Press the Menu button Click on the Setup menu In the Setup menu select the Device Settings Language Choose the required language Click YES to restart the device Figure Language selection User manual rev Page ...

Page 74: ...ents noti ications after user interaction More information can be found in chapter NOTIFICATIONSINPRESSUREVALUE INBFORMATIONBOX NOTIFICATION DESCRIPTION STATUS Wait for emission Waiting for starting the gauge emission Wait the device should automatically start the gauge Check the type of the selected gauge Check the measurement cable replace the mea surement cable Emission off Emission is turned o...

Page 75: ...rity voltage ilament voltage dif fers for more than SCheck the measurement cable for short circuits Check the connections of the controller Replace the measurement cable Restart emission Ref Failure Polarity voltage re lector voltage dif fers for more than Check the measurement cable for short circuits Check the connections of the controller Replace the measurement cable Restart emission Degas Fai...

Page 76: ...with the device Check and replace the cable if necessary Table Noti ications in pressure value information box MESSAGE BAR NOTIFICATIONS ERRORS E Connection with the mainboard lost Error code number Connection with the mainboard lost The error code is displayed to ind the source of the problem E We recommend to delete unnecessary video iles The error caused by lack of free space on the SDHC card T...

Page 77: ...ur for example if the usb drive is removed during copying procedure M Translation ile has been copied Translation ile copy process ran correctly M DHCP client couldn t obtain IP address Attempt to obtain an IP address from the DHCP server failed Check the device connection to the network and the status of DHCP server M New language has been selected You must reboot device to make changes Pro ceed ...

Page 78: ...al IO card There is no connection to external interlock or interlock is not properly con igured Refer to the Digital input section of the Installation chapter M Operate switched off No interlock During normal operation in OPERATE mode the INTERLOCK signal has ben lost The MG device will rapidly cause the unit to enter into STANDBY mode Such a failure can be caused by the following reasons The inte...

Page 79: ...s of cables that should be used in the serial communication system It is recommended that the digital communication network cable have the following electrical pa rameters RatedDCresistanceshouldbemax Ω km Generally mm AWG cablesorthicker Rated impedance Ω at kHz With differential communication screened twisted pair should be used Mutual capacitance of a pair should be max pF m capacitance between...

Page 80: ...e instrument to the next one and so on until the last device in the chain Device Device N Device N Figure Example of conductor screen EIA connection Some devices are equipped with a terminal for connecting screen If the terminal is not available ignore this connection A B Differential communication terminals A B C Terminal C is usually an insulated device ground GND D Resistor Ω at the irst device...

Page 81: ...emote control mode can be activated in the device only via software To enter the REMOTE mode via software use the REMOTE ENABLE option in the COMMUNICATION sub menu If Remote Enable ON is selected then the device switches to the RC mode and stays in this mode until switched again to the local mode by selecting the OFF option Communication in the software mode is carried out according to the follow...

Page 82: ...is necessary to ensure the same potentials between the con troller s and other devices in this bus common power supply chassis ground Otherwise problems with communication and even damage to the device may occur RS RS CONNECTOR Figure Female socket of RS RS Modbus RTU interface PIN NUMBER FUNCTION DESCRIPTION RX RS Data reception signal from the device TX RS Data transmission signal to the device ...

Page 83: ... Rx Data reception differential pair positive conductor Rx Data reception differential pair negative conductor N C Not connected DIODE FUNCTION DESCRIPTION A Connection disabled no connection activity green status always on connection in the network no traf ic blinking connection active traf ic in the network B Network disabled no voltage or IP address not assigned yellow status always on network ...

Page 84: ... activity yellow status always on device error blinking module test identi ication B Connection disabled no connection activity green status always on connection in the network no traf ic for Port blinking connection active traf ic in the network C Connection disabled no voltage or IP address yellow status always on network active connection blinking Hz device error blinking Hz waiting for connect...

Page 85: ...e ines that in serial networks only the Master device can initiate transmission and in Ethernet networks any device may send commands but this is usually done by the Master device It enables creating a single or multi branch network structure These two types of network are presented in ig Figure Modbus RTU network structures model Each Slave device in the network has its unique address see chapter...

Page 86: ... in the Pro iNet option network is available through the interface described in chapter Transmission is executed as encapsulation of the Modbus RTU protocol frame in the Pro iNet frame This means that the MG is visible in the network as a standard device compatible with the Pro iNet standard and an IP address is assigned to it Communication however is executed by formulating appropriate queries co...

Page 87: ...t by the difference in voltage between two conductors instead of the voltage in relation to the common conductor or ground as it is done in EIA C One voltage polarity indi cates logic reverse polarity indicates logic The difference must be at least mV The EIA differential transmission is less vulnerable to in luence of external signals and if the de vice is in an environment with substantial inter...

Page 88: ...transmission time of a single character E g for baudrate bps with start bit stop bit and bits of data the Start time is ms Very often Start time results from the EOT time of the previous frame Device address unique byte device address set on the jumpers in the rear panel chapter Address is a broadcast address Function code byte code unequivocally identifying action to be executed by the Slave devi...

Page 89: ...ollowing steps Enter value xFFFF to bit CRC register Execute XOR operation of the irst byte of the message with the oldest byte MSB of the CRC register Save the result in the CRC register Shift the CRC register right by one bit If an over low bit or lag equals to execute the XOR operation of the CRC register with value xA and enter the result in the CRC register If an over low bit or lag equals to...

Page 90: ...ion n means a number of data bits START xFFFF CRC Register CRC Register next byte of the message CRC Register n Shift CRC Register right one bit Over low NO YES CRC Register xA CRC Register n n n NO YES CRC Register A h CRC Register Is message complete NO YES END Figure Checksum calculation algorithm Page User manual rev ...

Page 91: ... protocol version used for communication in TCP IP networks The connection is executed in port by default The checksum is not placed in the frame due to the fact that the lower layers of the TCP IP protocol ensures error control and identi ication of the device CONNECTION PARAMETERS All the interface parameters are saved in the non volatile memory of the MG The DHCP protocol option is enabled by d...

Page 92: ...is query from the SLAVE device A typical message in both directions should consist of the following information Transaction Id Protocol Id Data length Device address Function code Data byte byte byte byte byte n bytes Table Modbus TCP frame format Transaction ID used to synchronise messages between the server and client Protocol ID identi ier of data exchange protocol which is always for Modbus TC...

Page 93: ...ividual words for the MG are presented in tables starting from Communication frame formats for individual function codes are described below x READ N WORDS It enables sequential reading of a number of parameters within one query It is necessary to de ine the address of the irst parameter and number of words to be read after this address Query Device address Function code x First word address Numbe...

Page 94: ...to de ine the address of the irst parameter and number of words to be written after this address Query Device address Function code x First word address Number of words to be written Number of data bytes Data CRC byte byte MSB LSB MSB LSB bajt MSB LSB MSB LSB Response Device address Function code x First word address Number of written words CRC byte byte MSB LSB MSB LSB MSB LSB The maximum number ...

Page 95: ... code byte contains a transmitted function code but with the most signi icant bit set at it is the result of adding to the function code binary In response the error code indicates the type of the error detected The MG supports the type of the detected error Error code Error type Description x Incorrect function Function code is incorrect for Master or slave device x Incorrect address Address out ...

Page 96: ...evices at both ends of the communication link The next problem are variables for which bit representation is not suf icient e g value of vac uum To solve these problem different types of variables have been implemented in the MG enabling the full resolution of data The most precise data type is bit loat in the IEEE standard This format is written in the memory as two consecutive words bytes in the...

Page 97: ...e organised as byte data in two consecutive table word in the MSB irst order Writing and reading of these variables is possible only via x and x com mands An attempt to write or read such variable in half will be discarded and an error message will be generated Note that in practice when using C IEEE loats may usually be decoded by placing the values returned over comms into memory and casting the...

Page 98: ...b Channel vacuum value R FLOAT mbar Channel status R UINT see tab Channel vacuum value R FLOAT mbar Channel status R UINT see tab BASIC INFORMATION ABOUT SETPOINTS Setpoints state R UINT Setpoint LOW vacuum value R W FLOAT mbar Setpoint HIGH vacuum value R W FLOAT mbar Setpoint LOW vacuum value R W FLOAT mbar Setpoint HIGH vacuum value R W FLOAT mbar Setpoint LOW vacuum value R W FLOAT mbar Setpoi...

Page 99: ...Setpoint source R W UINT see tab Setpoint source R W UINT see tab Setpoint source R W UINT see tab Setpoint source R W UINT see tab Setpoint source R W UINT see tab Setpoint source R W UINT see tab Setpoint source R W UINT see tab Setpoint source R W UINT see tab Setpoint source R W UINT see tab VACUUM CHANNEL PASSIVE GAUGE Channel Emission ON OFF R W UINT Channel Degassing ON OFF R W UINT Channel...

Page 100: ...T V Channel Degas voltage of def gauge R W UINT V Channel Max ilament current of def gauge R W UINT mA VACUUM CHANNEL PASSIVE GAUGE Channel Emission ON OFF R W UINT Channel Degassing ON OFF R W UINT Channel Gauge type R W UINT see tab Channel Emission control R W UINT see tab Channel ilter Low Medium High R W UINT Channel Gas type R W UINT see tab Channel def correction factor R W UINT Channel Deg...

Page 101: ...NT Channel Degassing ON OFF R W UINT Channel Gauge type R W UINT see tab Channel Emission control R W UINT see tab Channel ilter Low Medium High R W UINT Channel Gas type R W UINT see tab Channel def correction factor R W UINT Channel Degassing time R W UINT min Channel current time to complete degassing min R UINT min Channel current time to complete degassing sec R UINT sec Channel Degassing pow...

Page 102: ...UINT Channel Gas type R W UINT see tab Channel def correction factor R W UINT Channel Degassing time R W UINT min Channel current time to complete degassing min R UINT min Channel current time to complete degassing sec R UINT sec Channel Factor A of def gauge R W UINT W Channel Factor B of def gauge R W UINT Channel Min voltage of def gauge R W UINT Channel Max voltage of def gauge R W UINT uA Cha...

Page 103: ... Channel Max voltage of def gauge R W UINT uA Channel Full scale parameter of def gauge R W UINT Torr VACUUM CHANNEL ACTIVE GAUGE Channel Emission ON OFF R W UINT Channel Degassing ON OFF R W UINT Channel Auto identi ication R W UINT Channel Gauge type R W UINT see tab Channel Emission control R W UINT see tab Channel ilter Low Medium High R W UINT Channel Gas type R W UINT see tab Channel def cor...

Page 104: ...uge type R W UINT see tab Channel Emission control R W UINT see tab Channel ilter Low Medium High R W UINT Channel Gas type R W UINT see tab Channel def correction factor R W UINT Channel Degassing time R W UINT min Channel current time to complete degassing min R UINT min Channel current time to complete degassing sec R UINT sec Channel Factor A of def gauge R W UINT W Channel Factor B of def gau...

Page 105: ...igned signal R W UINT see tab Digital output status R UINT Digital output assigned signal R W UINT see tab Digital output status R UINT Digital output assigned signal R W UINT see tab Digital output status R UINT Digital output assigned signal R W UINT see tab Digital output status R UINT Table Digital outputs registers map NAME OF VARIABLE ADDRESS TYPE KIND RANGE UNIT Serial number characters R C...

Page 106: ...OAT Analog output Max range R W FLOAT Analog output Min voltage R W UINT mV Analog output Max voltage R W UINT mV ANALOG OUTPUT Analog output source R W UINT see tab Analog output mode R W UINT see tab Analog output scale R W UINT see tab Analog output Min range R W FLOAT Analog output Max range R W FLOAT Analog output Min voltage R W UINT mV Analog output Max voltage R W UINT mV ANALOG OUTPUT Ana...

Page 107: ...Value Description ACTIVE GAUGES CTR TTR TTR PTR ITR ITR MKS PTR ANALOG_IN MKS_ A PG MG _ PKR PCR ATMION User De ined Vacuum Gauge PASSIVE GAUGES UHV A IE IE UHV UHV p MKS NR_F_UHV G User De ined Passive Vacuum Gauge Table Vacuum gauge types User manual rev Page ...

Page 108: ...oltage failure Re lector voltage failure Degas failure Gauge not calibrated No emission Offset calibration Low vacuum out of vacuum gauge range High vacuum out of vacuum gauge range There is no meaningful vacuum value to display No hardware for passive vacuum gauge Passive gauge EEPROM failure Filament failure Degassing Sensor break for active vacuum gauge Table Vacuum gauges possible statuses Pag...

Page 109: ...l Setpoint Setpoint Setpoint Setpoint Setpoint Setpoint Setpoint Setpoint Setpoint Setpoint Digital input Digital input Digital input Digital input Table Emission control options R W GAS TYPE OPTIONS Value Description O He Ne Ar Kr Xe H CO de ine Table Gas type options User manual rev Page ...

Page 110: ...DIGITAL OUTPUTS ASSIGNMENT OPTIONS Value Description Not assigned Emission passive channel Emission passive channel Emission passive channel Emission active channel Emission active channel Emission active channel Emission active channel Degas passive channel Degas passive channel Degas passive channel Degas active channel Degas active channel Degas active channel Degas active channel Always OFF Al...

Page 111: ... channel Pressure of active channel Pressure of active channel Pressure of active channel Table Analogue outputs assignment options R W ANALOGUE OUTPUTS CONTROL MODES OPTIONS Value Description Mode do Logarithmic mode User de ined mode Table Analogue outputs modes options R W ANALOGUE OUTPUTS SCALES OPTIONS Value Description Linear scale Logarithmic scale Table Analogue outputs scales options User...

Page 112: ...e Do not insert any objects through the louvers of the device Protect the device from liquids Do not open the device FIRMWARE UPGRADE On the pictures below we will use the names of device_name and version device_name in this case means MG version is in numerical form and contains digits separated by a dots E g or Firmware upgrade During the upgrade do not turn off the MG or disconnect it from the ...

Page 113: ...sert into the USB slot on the front of the MG The New USB Device Detected hint will appear on the bottom of the screen Figure USB detected hint The USB menu is accessed by clicking the USB icon on the bottom of the screen This displays several options see list of found irmware copy user manual to USB un mount USB drive export log ile onto USB see list of videos on USB copy new language to device U...

Page 114: ...cept the updates Figure Firmware list In order to choose one of the updates simply click on the name The Do you want to update irmware to selected version After whole procedure device will be rebooted phrase will appear Selecting No returns the user to the main menu of Firmware Updates It is highly recommended to inish all the work on the device and save your data before pressing the Yes button Pa...

Page 115: ...estart message After selecting to proceed with the update the device will stop and the updating procedure will be initiated The update process takes a few minutes during which time the screen below is displayed Figure Updating irmware User manual rev Page ...

Page 116: ...ERVICE MULTI GAUGE CONTROLLER Upon successful installation the message with updated statuses should be displayed Figure Update summary example Select OK to reboot the device and inish the upgrade Page User manual rev ...

Page 117: ...d was swapped the user will be informed with a blinking exclamation icon To synchronize the irmware select the exclamation icon The screen below is displayed If the Recommended Updates message is visible tap the Auto Update button in order to synchronize irmware and software Then follow the proce dure from the previous section Upgrading irmware via USB Figure Auto update Figure Auto update User ma...

Page 118: ...pplication to boot the MG Its main task is to launch the device in the version selected by the user It can also be used to run other tools such as the gauge calibration application The main menu consist three options Reboot rebooting MG Continue booting close Preboot Environment and continue starting MG Continue booting photo mode allow to run device with screenshot function Page User manual rev ...

Page 119: ...In order to switch software version click on Software boot version combo box Figure Boot menu Then select one of the available versions for example default Figure Switch software version To apply changes press Apply button From now the default version will be automatically run after restarting MG Figure Message box con irming the changed settings User manual rev Page ...

Page 120: ...lows the user to run applications such as touch screen or power supply calibra tion Figure Tools menu In order to select one of the applications tap the desired application from the tools combo box and tap the Run button Figure Selecting additional tool Page User manual rev ...

Page 121: ...le disable DHCP Figure Network tab After tapping on one of the editable ields the numeric panel for editing values will appear Input values can be completed by tapping X button in the upper left corner of the screen Figure Numeric panel TEST TAB From this tab the user can test the speaker Figure Test tab User manual rev Page ...

Page 122: ...AGE The MG should only be stored in a dry room The following requirements must be met PARAMETER VALUE Ambient temperature C Humidity As low as possible Preferably in an air tight plastic bag with a desiccant Table Storage parameters DISPOSAL The product must be disposed of in accordance with the relevant local regulations for the environ mentally safe disposal of systems and electronic components ...

Page 123: ...MULTI GAUGE CONTROLLER APPENDIX APPENDIX DIP SWITCH ADDRESSING ADDRESS DIP SWITCH ON ADDRESS DIP SWITCH ON continued on next page User manual rev Page ...

Page 124: ...APPENDIX MULTI GAUGE CONTROLLER continued from previous page ADRES DIP SWITCH ON ADRES DIP SWITCH ON Table DIP Switch Addressing Page User manual rev ...

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