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TP-ECO | 62E-MHC0 | Manual

HB160 | TP-ECO | 62E-MHC0 | en | 17-01

VIPA HMI

Touch Panel - T

www.vipa.com/en/service-support/manual

Summary of Contents for 62E-MHC0

Page 1: ...TP ECO 62E MHC0 Manual HB160 TP ECO 62E MHC0 en 17 01 VIPA HMI Touch Panel TP604LC www vipa com en service support manual ...

Page 2: ...62E MHC0_000_TP604LC 1 GB 2017 VIPA GmbH Ohmstr 4 91074 Herzogenaurach Telephone 49 9132 744 0 Fax 49 9132 744 1864 Email info vipa com Internet www vipa com ...

Page 3: ...ger 33 3 5 Connection to a PLC system 35 3 6 Operating system WindowsÒ Embedded CE 6 0 Core 36 3 6 1 General 36 3 6 2 Structure 37 3 7 Integrated Server 41 3 7 1 General 41 3 7 2 ftp server 41 3 7 3 VNC server 42 3 8 Access to the network resources 44 4 Deployment under Windows CE 6 0 Prof 46 4 1 Installation 46 4 2 Installation of the optional MPI PROFIBUS DP interface 47 4 3 Commissioning 50 4 3...

Page 4: ...the EMC equitable assembly of installations 69 5 2 EMC equitable assembly 72 5 3 EMC equitable cabling 73 5 4 Special precautions providing high noise immunity 76 5 5 Checklist for the EMC compliant installation of controllers 77 VIPA HMI Table of contents HB160 TP ECO 62E MHC0 en 17 01 4 ...

Page 5: ...pective purchase contract Hereby VIPA GmbH declares that the products and systems are in compliance with the essential requirements and other relevant provisions Conformity is indicated by the CE marking affixed to the product For more information regarding CE marking and Declaration of Conformity DoC please contact your local VIPA customer service organization VIPA SLIO System 100V System 200V Sy...

Page 6: ...MHC0 DH 01 WindowsÒ CE 6 0 Core TP 604LC 62E MHC0 CB 01 WindowsÒ CE 6 0 Prof The manual is targeted at users who have a background in automation technology The manual consists of chapters Every chapter provides a self contained description of a specific topic The following guides are available in the manual n An overall table of contents at the beginning of the manual n References with page number...

Page 7: ...sonnel in the n project design department n installation department n commissioning n operation CAUTION The following conditions must be met before using or commis sioning the components described in this manual Hardware modifications to the process control system should only be carried out when the system has been disconnected from power Installation and hardware modifications only by properly tr...

Page 8: ...les that have been damaged by electrostatic discharges can fail after a temperature change mechanical shock or changes in the electrical load Only the consequent implementation of protection devices and meticulous attention to the applicable rules and regulations for handling the respective equipment can prevent failures of electrostatic sensitive modules Modules must be shipped in the original pa...

Page 9: ...rly suitable for monitoring and controlling of process cycles n 62E MHC0 DH WindowsÒ CE 6 0 Core Movicon 11 CE Basic 512 I O Bytes n 62E MHC0 CB WindowsÒ CE 6 0 Prof Movicon 11 CE Standard 4096 I O bytes n Processor Cortex A8 CPU 1000 MHz n Flash memory 128Mbyte RAM 256Mbyte n SD card slot n RS232 RS232 RS422 RS485 USB A and Ethernet interface n MPI PROFIBUS DP interface optional n Robust plastic ...

Page 10: ...interface optional 2 3 Structure 2 3 1 Overview 1 MPI PROFIBUS DP interface COM 3 optional 2 RS232 interface COM 1 3 RS232 RS422 RS485 interface COM 2 4 Display with touch sensitive area touch screen 1 MPI PROFIBUS DP interface COM 3 optional 2 RS232 interface COM 1 Front view Side view VIPA HMI Hardware description Structure Overview HB160 TP ECO 62E MHC0 en 17 01 10 ...

Page 11: ...ck for Ethernet communication 3 Host USB A interface 4 Slot for DC 24V voltage supply Please make sure that the Touch Panel always has to be supplied with external voltage Bottom view Back view VIPA HMI Hardware description Structure Overview HB160 TP ECO 62E MHC0 en 17 01 11 ...

Page 12: ...2 3 2 Interfaces VIPA HMI Hardware description Structure Interfaces HB160 TP ECO 62E MHC0 en 17 01 12 ...

Page 13: ...25 pin SubD female RS232 RS422 RS485 inter face VIPA HMI Hardware description Structure Interfaces HB160 TP ECO 62E MHC0 en 17 01 13 ...

Page 14: ...quired for Ethernet Using the Host USB A interface USB mouse keyboard stick or USB hard discs can be connected The Touch Panel has got an integrated power supply The power supply has to be pro vided with DC 24V 20 4 28 8V For this you find an according DC 24V slot at the back The power supply is protected against inverse polarity and overcurrent RS232 interface MPI PROFIBUS DP inter face optional ...

Page 15: ...el has a flash disk with a size of 128Mbyte After the start of WindowsÒ CE this memory is listed as Flashdisk at My Device The connection of USB sticks and USB drives by use of the Host USB A interface is supported by the Touch Panel After connection the storage media is listed as Hard Disk at My Device At the back of the Touch Panel there are the card slots for memory cards At this slot you may p...

Page 16: ...lation depth 51mm The degrees of protection are only guaranteed when the following is observed Material thickness at the mounting cut out 2 5 6mm The deviation from the plane for the panel cut out is 0 5mm This condition must be fulfilled for the mounted HMI device Permissible surface roughness in the area of the seal 120µm fric tion coefficient 120 Installation dimensions 4 3 62E MHC0 VIPA HMI Ha...

Page 17: ...ion voltage to reference earth Inputs outputs AC DC 50V test voltage AC 500V Protective measures against short circuit Environmental conditions to EN 61131 2 Climatic Storage transport EN 60068 2 14 20 60 C Operation Horizontal installation EN 61131 2 0 50 C Vertical installation EN 61131 2 0 50 C Air humidity EN 60068 2 30 RH1 without condensation rel humidity 10 95 Pollution EN 61131 2 Degree of...

Page 18: ...1000MHz 10V m 80 AM 1kHz 1 4GHz 2 0GHz 3V m 80 AM 1kHz 2GHz 2 7GHz 1V m 80 AM 1kHz EN 61000 4 6 HF conducted 150kHz 80MHz 10V 80 AM 1kHz EN 61000 4 4 Burst degree of severity 3 EN 61000 4 5 Surge degree of severity 3 Due to the high energetic single pulses with Surge an appropriate external protective circuit with lightning protection elements like conductors for lightning and overvoltage is neces...

Page 19: ...ory 256 MB User memory 128 MB Available memory user data 50 MB SD MMC Slot ü CF Card Slot Typ II CFast Slot Time Real time clock buffered ü Clock buffered period min 26 w Type of buffering Manganese Rechargeable Lithium Battery Load time for 50 buffering period 5 h Load time for 100 buffering period 24 h Accuracy max deviation per day 2 s Operating controls Touchscreen resistive Touch function Sin...

Page 20: ...ted value DC 24 V Power supply permitted range DC 20 4 28 8 V Reverse polarity protection ü Current consumption no load operation 0 16 A Current consumption rated value 0 3 A Inrush current 75 A I t 0 36 A s Power loss 6 W Status information alarms diagnostics Supply voltage display none Mechanical data Housing Protection type Material PC Mounting mounting clips Protect type front side IP 65 Prote...

Page 21: ...l thickness 6 mm Net weight 500 g Environmental conditions Operating temperature 0 C to 50 C Storage temperature 20 C to 60 C Certifications UL certification yes KC certification VIPA HMI Hardware description Technical data 62E MHC0 DH HB160 TP ECO 62E MHC0 en 17 01 21 ...

Page 22: ...emory 128 MB Available memory user data 50 MB SD MMC Slot ü CF Card Slot Typ II CFast Slot Time Real time clock buffered ü Clock buffered period min 26 w Type of buffering Manganese Rechargeable Lithium Battery Load time for 50 buffering period 5 h Load time for 100 buffering period 24 h Accuracy max deviation per day 2 s Operating controls Touchscreen resistive Touch function Single Touch Keyboar...

Page 23: ...V Power supply permitted range DC 20 4 28 8 V Reverse polarity protection ü Current consumption no load operation 0 16 A Current consumption rated value 0 3 A Inrush current 75 A I t 0 36 A s Power loss 6 W Status information alarms diagnostics Supply voltage display none Mechanical data Housing Protection type Material PC Mounting mounting clips Protect type front side IP 65 Protect type back sid...

Page 24: ...ness 6 mm Net weight 500 g Environmental conditions Operating temperature 0 C to 50 C Storage temperature 20 C to 60 C Certifications UL certification yes KC certification VIPA HMI Hardware description Technical data 62E MHC0 CB HB160 TP ECO 62E MHC0 en 17 01 24 ...

Page 25: ...he installation of the panel 4 mounting clips and a small hexagon socket key are required 1 Push the operator panel 3 from the front side into the front panel cutting 1 until it touches the panel with the seal 2 2 Put the mounting clips 4 on all four sides of the panel into the openings The screws should point in the direction of the front panel 3 Screw the screws from the other side with the hexa...

Page 26: ...odule only at the holding plate and avoid touching the board Store respectively send the interface module always in the corresponding ESD packaging 1 Remove the cover plate of the COM3 port by removing the screws and pulling the plate Installation VIPA HMI Deployment under Windows CE 6 0 Core Installation of the optional MPI PROFIBUS DP interface HB160 TP ECO 62E MHC0 en 17 01 26 ...

Page 27: ...ce module in the device until the holding plate fits to the housing Here the interface module is put into the right position by 2 inner guide rails VIPA HMI Deployment under Windows CE 6 0 Core Installation of the optional MPI PROFIBUS DP interface HB160 TP ECO 62E MHC0 en 17 01 27 ...

Page 28: ...ate always snaps to the lugs otherwise the holding plate can not be screwed 4 Mount the screws again After installation the interface module is automatically recognized and can be configured VIPA HMI Deployment under Windows CE 6 0 Core Installation of the optional MPI PROFIBUS DP interface HB160 TP ECO 62E MHC0 en 17 01 28 ...

Page 29: ... condensation the device must be absolutely dry before connected to power To avoid overheat during operation the device must not be laid open to direct sun light After opening the control cabinet or desk there are parts with pos sible dangerous voltage available For all signal connections only screened cables are permitted Signal cables must not be let within the same cable shaft as high voltage c...

Page 30: ... for the Startup Manager The password will be requested when interrupting the start countdown or before closing the Startup Managers by Exit By default no password is defined In Control Panel Open the system settings like brightness of the display can be preset or the display can be re calibrated Here the MPI DP slave interface may also be configured Further you get here the Touch Panel informatio...

Page 31: ...the power supply off the panel off and on ð After the restart the calibration window is opened 4 Re calibrate the panel as described After calibration tap anywhere on the screen ð The calibration window will be closed 5 Via Start è Settings è Control Panel start the program AutoRunMaker Ä Chapter 3 4 Installation Movicon and Startup Manager on page 33 With Autostart you define which runtime and wh...

Page 32: ... get back to the select menu By default the configuration of the Startup Manager the registry settings for the back light the local settings and the LAN settings will be saved by Backup in Flashdisk è Backup The name of the backup file is backup bkv Which settings will be saved and the storage location are defined in the file ToDoList xml under Flashdisk è VipaStartup These can be adjusted accordi...

Page 33: ...n the background such as the transport service of Movicon CEUpload Server exe 1 Call www vipa com 2 Click Service Support è Downloads è Firmware 3 Via HMI è TP è ECO Panels navigate to your Panel and download the zip file to your PC 4 Unzip the zip file and copy the file to the root directory of your SD card 5 Switch on the panel install the SD card and select via Start è Settings Control Panel 6 ...

Page 34: ...wait a moment ð After successful execution the following completion screen appears 9 Confirm this window with OK remove the SD card and re start the panel ð The panel should start with the Startup Manager after the restart VIPA HMI Deployment under Windows CE 6 0 Core Installation Movicon and Startup Manager HB160 TP ECO 62E MHC0 en 17 01 34 ...

Page 35: ...ion of the HMI SCADA project engineering platforms your project is run able By using the according communication driver the Touch Panel supports connecting options to the PLC via field bus and Ethernet During operation your operating device communicates with the according PLC and reacts to the application courses in the PLC according to the configured processes Via dia logues configured before pro...

Page 36: ...is area is recognized and the program reacts accordingly The following types of entry are differentiated Double click A double click has to be executed like mouse operation by touching the area at the screen twice A double click on an object opens res executes this Drag By tapping on an object and then dragging you may move the object on the screen If no object is selected a frame is created by th...

Page 37: ... like e g applications system settings file browser etc 2 Open applications For every open application a button is to be found in the task bar There is no button for minimizing The switch between the applications is performed via this buttons 3 Network connection As soon as your Touch Panel is connected via Ethernet you can see here the Ethernet address If there is no connection via Ethernet the s...

Page 38: ...mplemented At pushed Shift key At pushed a ü key Please note that äöü can exclusively be entered via the software key board Keyboard At pushed Shift key Software keyboard Keyboard Large KB VIPA HMI Deployment under Windows CE 6 0 Core Operating system WindowsÒ Embedded CE 6 0 Core Structure HB160 TP ECO 62E MHC0 en 17 01 38 ...

Page 39: ...ay the dialog windows for the display properties opens Here you may change the settings for the monitor options For example you may adjust the brightness and contrast via the register Settings n Calibrate touch screen If the touch screen does not always react to a double click or not precisely recognize the position of an entry you can call the dialog Stylus via Start è Settings è Control Panel In...

Page 40: ...el è Power Properties you may set the break time and the dimming of the back lighting For this choose AC Power at Power Scheme and then set the appropriate time A set suspend mode shuts down the Touch Panel completely By switching the power supply off and on again you can restart the Touch Panel To configure the optional MPI DP interface on the Touch Panel start via Start è Settings è Control Pane...

Page 41: ...server and receives an answer A server is an application that waits for the contact request of a client application and exchanges messages with it after contact start This communication type is called Client Server communication Computer within a network where at least one server is running Data transfer Server Client Data transfer Client Server 3 7 2 ftp server By means of a ftp server data betwe...

Page 42: ...monitor the IP address data via in the taskbar 4 After you ve confirmed the pre settings start your ftp client e g Windows Explorer and enter the following text into the address bar ftp wince vipatp IP Adresse ð In the appearing explorer window you can execute the requested file opera tions 3 7 3 VNC server The Touch Panel has an integrated VNC server virtual network control that allows the total ...

Page 43: ...ears in the task bar You may also start the VNC server at the Touch Panel via a Telnet connection by entering the command winvnc in the command console with an active Telnet connection 3 Now start the VNC client vncviewer exe on your PC 4 Click on Options and deactivate the field Emulate 3 Buttons like shown at Mouse 5 Enter the IP address of the Touch Panel at VNC server Click on OK and enter the...

Page 44: ...red resources of the network PC test server To test the physical connection a PING to the IP address of the network PC may be executed if there are problems while contacting the network PC The connection of a local name at the Touch Panel with a shared drive of the network PC happens with the following approach 1 Enter the following in the command prompt net use local_name network drive user User ...

Page 45: ...ork printer The printer may now be accessed as network printer For example you may print the content of the current directory using dir network printer The listing command for all network connections of your Touch Panel is net use You may terminate already assigned network resources via net use local_name d Example net use data d deletes the network connection to the drive archive of test server C...

Page 46: ...he installation of the panel 4 mounting clips and a small hexagon socket key are required 1 Push the operator panel 3 from the front side into the front panel cutting 1 until it touches the panel with the seal 2 2 Put the mounting clips 4 on all four sides of the panel into the openings The screws should point in the direction of the front panel 3 Screw the screws from the other side with the hexa...

Page 47: ...odule only at the holding plate and avoid touching the board Store respectively send the interface module always in the corresponding ESD packaging 1 Remove the cover plate of the COM3 port by removing the screws and pulling the plate Installation VIPA HMI Deployment under Windows CE 6 0 Prof Installation of the optional MPI PROFIBUS DP interface HB160 TP ECO 62E MHC0 en 17 01 47 ...

Page 48: ...ce module in the device until the holding plate fits to the housing Here the interface module is put into the right position by 2 inner guide rails VIPA HMI Deployment under Windows CE 6 0 Prof Installation of the optional MPI PROFIBUS DP interface HB160 TP ECO 62E MHC0 en 17 01 48 ...

Page 49: ...ate always snaps to the lugs otherwise the holding plate can not be screwed 4 Mount the screws again After installation the interface module is automatically recognized and can be configured VIPA HMI Deployment under Windows CE 6 0 Prof Installation of the optional MPI PROFIBUS DP interface HB160 TP ECO 62E MHC0 en 17 01 49 ...

Page 50: ... sible dangerous voltage available For all signal connections only screened cables are permitted Signal cables must not be let within the same cable shaft as high voltage cables 4 3 1 VIPA Startup Manager As soon as the Touch Panel is provided by power supply the VIPA Startup Manager will be loaded At the first startup of the VIPA Startup Manager the following start screen appears There is a butto...

Page 51: ...ge a list of all the firmware images is shown which are available on the panel and connected storage media These images will be listed with create data and version number Choose your new image If the select image is not suited for your panel an error massage appears If the image is suited for your panel in the following message the current installed image version and the new selected image version...

Page 52: ...y using the buttons and 5 seconds are default Via Rotation the orientation of the panel can be changed Via Program start with you can add programmes which have to start automatically 1 Select start and assign a name for the program 2 Upload your program with VIPA HMI Deployment under Windows CE 6 0 Prof Commissioning VIPA Startup Manager HB160 TP ECO 62E MHC0 en 17 01 52 ...

Page 53: ...get back to the start screen of the VIPA Startup Manager 4 4 Installation Movicon and Startup Manager After an image update it is necessary to re install Movicon and Startup Manager The cur rent data can be found in the service area of www vipa com For the Panel 62E MHC0 the directory VIPA and the file AutoRunMaker cfg is neces sary of the following zip file n 62E MHC0 _install_SD_Card_Vxxx zip Be...

Page 54: ... via double click on the fol lowing symbol ð After start up the following window appears 7 Click Make ð All the necessary files are copied and the registry is accordingly adjusted The progress is displayed in a new window VIPA HMI Deployment under Windows CE 6 0 Prof Installation Movicon and Startup Manager HB160 TP ECO 62E MHC0 en 17 01 54 ...

Page 55: ...n screen appears 9 Confirm this window with OK remove the SD card and re start the panel ð The panel should start with the Startup Manager after the restart VIPA HMI Deployment under Windows CE 6 0 Prof Installation Movicon and Startup Manager HB160 TP ECO 62E MHC0 en 17 01 55 ...

Page 56: ...ion of the HMI SCADA project engineering platforms your project is run able By using the according communication driver the Touch Panel supports connecting options to the PLC via field bus and Ethernet During operation your operating device communicates with the according PLC and reacts to the application courses in the PLC according to the configured processes Via dia logues configured before pro...

Page 57: ...ouching an area at the touch screen this area is recognized and the program reacts accordingly The following types of entry are differentiated Double click A double click has to be executed like mouse operation by touching the area at the screen twice A double click on an object opens res executes this Drag By tapping on an object and then dragging you may move the object on the screen If no objec...

Page 58: ...l components of your Touch Panel like e g applications system settings file browser etc 2 Open applications For every open application a button is to be found in the task bar There is no button for minimizing The switch between the applications is performed via this buttons 3 Network connection As soon as your Touch Panel is connected via Ethernet you can see here the Ethernet address If there is ...

Page 59: ...to select one of the available software keyboards At the moment the following standard keyboards are implemented At pushed Shift key At pushed a ü key Please note that äöü can exclusively be entered via the software key board Keyboard Software keyboard Keyboard VIPA HMI Deployment under Windows CE 6 0 Prof Operating system WindowsÒ Embedded CE 6 0 Prof Structure HB160 TP ECO 62E MHC0 en 17 01 59 ...

Page 60: ...keyboard allows you to enter key entries without connecting an external keyboard As soon as an entry is required the software keyboard is automatically shown Hide Input Panel hides the keyboard again Large KB Meaning Hide keyboard VIPA HMI Deployment under Windows CE 6 0 Prof Operating system WindowsÒ Embedded CE 6 0 Prof Structure HB160 TP ECO 62E MHC0 en 17 01 60 ...

Page 61: ... register Calibration by fol lowing the instructions n Set Ethernet parameters The dialog field for pre setting an Ethernet address is to be found at Start è Settings è Network and Dial up Connections The default setting is address assignment via DHCP n System properties System Here you receive information about the version of the current WindowsÒ operating system the memory load and sharing alter...

Page 62: ...ption of the server A client is an application that uses the service of a server within a network For example a web browser is a client because at every call of a website it sends a request to a web server and receives an answer A server is an application that waits for the contact request of a client application and exchanges messages with it after contact start This communication type is called ...

Page 63: ...tart the Internet Explorer ð The settings are saved Below is explained how to establish of a ftp connection between a WindowsÒ based PC with Windows Explorer as ftp client and your Touch Panel 1 Connect your Touch Panel with the network where your PC is a member via an Ethernet cable 2 Switch on your Touch Panel 3 As soon as your Touch Panel is connected via Ethernet you may monitor the IP address...

Page 64: ...er the following into the address bar IP address webadmin 2 Enter the following into the authentification n User name wince n Password vipatp 4 7 4 Telnet server Telnet is a text based client server protocol on TCP level Using of a Telnet client like e g the MS DOS console in your WindowsÒ operating system you may execute text based all file remote functions at your Panel PC like copy delete and c...

Page 65: ...h Panel content for remote control Operation is performed via PC keyboard and mouse Condition for the VNC communication is that the VNC server is started on the Touch Panel and a VNC client on the PC You may download a VNC client as free ware from internet Because you can deactivate all safety attitudes with the VNC server you should use these exclusively for start up Per default the VNC server is...

Page 66: ...the IP address of the Touch Panel at VNC server Click on OK and enter the password vipatp You can change the password over the configuration file for this execute vncconfig exe Now a VNC connection is established and the screen con tent of the Touch Panel is monitored within a window Closing the VNC window terminates the VNC connection the server keeps running 4 8 Access to the network resources T...

Page 67: ...r user name password and where app user group After successful login the following message appears Successfully mapped to network name The connected network drive is then available on the Touch Panel with the local_name via My Device at Network Local_Name data network drive testserver archive Username guest Input net use data testserver archiv user guest The connected network drive is then availab...

Page 68: ... is net use You may terminate already assigned network resources via net use local_name d Example net use data d deletes the network connection to the drive archive of test server Test print List network connections Terminate network con nections VIPA HMI Deployment under Windows CE 6 0 Prof Access to the network resources HB160 TP ECO 62E MHC0 en 17 01 68 ...

Page 69: ...EMC planning before installing the components and take conceivable interference causes into account Electromagnetic interferences may interfere your control via different ways n Electromagnetic fields RF coupling n Magnetic fields with power frequency n Bus system n Power supply n Protected earth conductor Depending on the spreading medium lead bound or lead free and the distance to the interferen...

Page 70: ...ctive coupling Inductive or magnetic coupling occurs between two current active line loops The magnetic flows associated with the currents induct interference vol tages The coupling is proportional to the time related change of the current n Transducers motors electric welding devices n Parallel net cables n Cables with toggled currents n Signal cable with high frequency n Unused coils Radiate pow...

Page 71: ... tudes the one sided laying of the isolation may be favourable Lay the line isolation extensively on an isolation protected earth conductor rail directly after the cabinet entry and fix the isolation with cable clamps Make sure that the isolation protected earth conductor rail is connected impe dance low with the cabinet Use metallic or metallised plug cases for isolated data lines n In special us...

Page 72: ...tage even in case of an error Thus you have to connect the ground with the protected earth conductor To avoid ground loops local distant ground constructions cubicles construction and machine parts have to be connected with the protected earth conductor system in star topology Please regard at grounding n Connect the inactive metal parts as carefully as the active ones n Take care of impedance low...

Page 73: ... groups Group A Group B Group C Group D Group A 1 2 3 4 Group B 2 1 3 4 Group C 3 3 1 4 Group D 4 4 4 1 1 The lines may be installed in common bundles or cable trusses 2 The lines have to be installed in different bundles or cable trusses without min distance 3 The lines have to be installed in different bundles or cable trusses inside of cubicles and outside of the cubicle but inside the building...

Page 74: ...he equipotential bonding conductor must not exceed 10 of the impedance of the screen where screened signal lines are connected between the dif ferent sections of the plant and the screening is connected to ground neutral on both sides n The cross sectional area of the equipotential bonding conductor must be calculated to carry the maximum equalization current The following cross sections have been...

Page 75: ...he cover Do not connect the screen to PIN 1 of the connector In case of stationary operations it is recommended that the remove the insulation from the screened cable without cutting the screen and to attach this point to the screening neutral rail Potential differences can give rise to an equalization current via the screen connected between the two ground connections In this case you must instal...

Page 76: ...Z diode using a varistor using RC network Every cubicle must be provided with a power outlet for the PU These outlets must be wired to the distribution system which is also used to connect the neutral conductor for the cubicle The cubicle illumination should consist of incandescent lights e g LINESTRA lamps Avoid using fluorescent lamps as these lamps can cause interference If you can not avoid us...

Page 77: ...been grounded by means of grounding straps connected to the body of the cubicle Cable routing Cabling divided into groups Power cables 230 400V and signal lines installed in separate channels or bunches Potential compensating When installing the equipment at separate locations check the installation of the potential compensating line Cable screen All covers of plugs are metallic All analog and dat...

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