EXTER T70sr Installation Manual
Contents
1. o O Ethernet 5 Carefully remove the laminated film if applicable over the operator panel display to avoid static electricity that could damage the panel 10 Beijer Electronics MAEN964 Installation 2 2 1 Mode Switches All mode switches must be in OFF position during operator panel use The mode switches should not be touched unless by qualified personell O J m SH Ehn E a a 1 o LT He MS ae za a 2 2 2 Connections to the Controller For information about the cables to be used when connecting the operator panel to the controller please refer to the help file for the driver in guestion 2 2 3 Other Connections and Peripherals Cables peripheral eguipment and accessories must be suitable for the application and its environment For further details or recommendations please refer to the supplier Caution When using a compact flash card do not remove the card when the busy indicator is illuminated Beijer Electronics MAEN964 11 Installation 12 Beijer Electronics MAEN964 Technical Data 3 Technical Data Parameter EXTER T7Osr Front panel WxHxD 219 x 154 x 6mm Mounting depth 56 mm 156 mm2. 1 uF 250 V Ground plane 1 Ground plane 2 Not same potential Ground plate Ground plate in another building With longer distances there is a risk that the ground potential may be different In that case the shield should only be connected at one end A good alternative is to connect the other end of the shield to the ground via a 0 1 uF 250 V plastic capacitor Both ends are then connected to the ground in terms of HE but only connected to the ground at one end in terms of LE thus avoiding the 50 Hz grounding loops Metal cabinet Metal cabinet Terminal or Terminal or connector connector I b Q OD Pir Os pa clamp in steel _ Plastic cable gland Short distance EMC cable gland Shielded cable Shielded cable sass Use an EMC cable gland or regular plastic cable gland remove the outer jacket and connect the shield to the installation plate with a 360 metal cable clamp Place the 24 V DC and communications cabling in one cable trunk cable duct and 230 380 V AC in another If the cables need to be crossed cross them at 90 only Avoid combining the cabling for stronger 24 V DC outputs with the communi cation cabling Ferrite cores that are snapped onto the shielded cabling may remove minor distur bances Large ferrite pieces that are snapped onto unshielded cabling and where the wires go 2 4 times around the cores are approximate
3. Table of Contents Safety Ee ok aa neet nin 5 EN DE GER EE 5 TG enne EE 6 1 3 During Installationic ciicsdstsiceeetienresedtiaanlediaat state clade dale 6 14 Oar CS me a eta o de cin pri ea ve PRN ai 7 BE BET EE 7 1 6 Dismantling and WEE 7 2 Tastallati E 9 2 1 Space Requirenients asa rain Zeene 9 2 2 Installati n EE 9 2 21 EE E 11 2 2 2 Connections to the Controller c cccccccccssccsscessesecescessceseesscesecescesscssseneesseessees 11 2 2 3 Other Connections and Peripherals 000avao aan 11 Technical Datso ie seen cede E s E 13 Re EE TE 15 EE 15 4 2 Touch Screen and eeleren 16 BDA Autoren EE 16 4 2 2 Touch Screen Surface ccccccccsccssessscsscessesscesscesecsecescesscesesssceseceseeecsecesesseeseees 16 5 Operator Panel tee ege eege legne 17 5 1 Communication Porte 17 SA EXTER T70 Outline o o rabe ja 18 6 Additional Installation Tups A ananasa 19 6 1 Grounding the Operator Panel E 19 6 2 Ethernet Connection in the Panel ek 20 6 3 To Achieve Better EMC Protection EE 21 6 4 Ambient Temperatuite ci ccctacieccsicsiaisesdisaseestvquecvartlaccpdsiaeeendinbecestesie 22 6 3 Safety ar mmm mmm mene mmm 23 6 6 Galvanic EE 24 6 7 Cable and Bus Termination RS485 00v aaa a aaa ananasa nanosa nana 25 Beijer Electronics MAEN964 Table of Contents Beijer Electronics MAEN964 Safety Precautions 1 Safety Precautions Both the installer and the owner and or operator of the operator pa
4. and achieve galvanic isolation Westermo has good industry standard insulators that are also insulated from the 24 V DC feed Note It is very important to make sure that the 24 V feed in the external insulation unit is not connected to one of the communication outlets If it does not have 100 insulation against the 24 V feed disturbances and grounding currents from the 0 V on the 24 V side will disrupt communication Using this type of unit solves one problem but creates a larger problem A substandard installation may work now but problems may arise when other devices are connected 24 Beijer Electronics MAEN964 Additional Installation Tips 6 7 Cable and Bus Termination RS485 Use shielded and twisted pair cable The pair capacitance may not exceed 52 5 pF m and area at least 0 25 mm AWG 24 if you want to use the maximum transfer distance and maximum transfer speed 0 V the reference voltage for communication should be included in the cabling With two way communication use two pairs one pair for communication and one pair for 0 V The shield must be grounded at one end The other end is usually grounded but with longer distances or when there is a difference in the ground potential the shield should be connected to the ground via 0 1 uF 250 V plastic capacitor to prevent ground current in the braided shield A number of manufacturers recommend that the shield be grounded at each node V
5. including clearance Front panel seal IP 66 Rear panel seal IP 20 Keyboard material Front panel Touch screen Polyester on glass 2 million finger touch operations Overlay Autotex XE Reverse side material Powder coated aluminum Weight 1 2 kg Serial port RS422 RS485 25 pin D sub contact chassis mounted female with standard locking screws 4 40 UNC Serial port RS232C 9 pin D sub contact male with standard locking screws 4 40 UNC Ethernet Shielded RJ 45 USB Host type A USB 1 1 max output current 500mA Device type B USB 1 1 CF slot Compact flash type and II Flash memory for 12 MB incl fonts application Real time clock 20 PPM error because of ambient temperature and supply voltage Total maximum error 1 min month at 25 C Temperature coefficient 0 004 ppm C Real time clock battery CR2450 UL and cUL Sanyo or Panasonic Minimum lifetime 3 years Power consumption at rated voltage Normal 0 4A Maximum 0 9 A Display TFT LCD 640 x 480 pixels 64K color CCFL backlight lifetime at the ambient temperature of 425 C 550 000 h Active area of display WxH 132 5 x 99 4 mm Fuse Internal DC fuse 3 15 AT 5 x 20 mm Power supply 24V DC 20 30V DC Power supply connector CE The power supply must conform with the requirements according to IEC 60950 and IEC 61558 2 4 UL and cUL The
6. is provided as available at the time of printing Beijer Electronics AB reserves the right to change any information without updating this publication Beijer Electronics AB assumes no responsibility for any errors that may appear in this document Read the entire installation manual prior to installing and using this equipment Only qualified personnel may install operate or repair this equipment Beijer Electronics AB is not responsible for modified altered or renovated equipment Because the equipment has a wide range of applications users must acquire the appropriate knowledge to use the equipment properly in their specific applications Persons responsible for the application and the equipment must themselves ensure that each application is in compliance with all relevant requirements standards and legislation in respect to configuration and safety Only parts and accessories manufactured according to specifications set by Beijer Electronics AB may be used BEIJER ELECTRONICS AB SHALL NOT BE LIABLE TO ANYONE FOR ANY DIRECT INDIRECT SPECIAL INCIDENTAL OR CONSEQUENTIAL DAMAGES RESULTING FROM THE INSTALLATION USE OR REPAIR OF THIS EQUIPMENT WHETHER ARISING IN TORT CONTRACT OR OTHERWISE BUYER S SOLE REMEDY SHALL BE THE REPAIR REPLACEMENT OR REFUND OF PURCHASE PRICE AND THE CHOICE OF THE APPLICABLE REMEDY SHALL BE AT THE SOLE DISCRETION OF BEIJER ELECTRONICS AB Beijer Electronics MAEN964 Table of Contents
7. known to be non hazardous Permitted types are shown in the section Technical Data For use on a flat surface of a type 4X enclosure indoor use only To make wiring connections to the power supply connector use an AWG 28 12 cable and a tightening torque of min 0 5 Nm Beijer Electronics MAEN964 5 Safety Precautions 1 2 General Read the safety precautions carefully Check the delivery for transportation damage If damage is found notify the supplier as soon as possible Do not use the operator panel in an environment with high explosive hazards The supplier is not responsible for modified altered or reconstructed eguipment Use only parts and accessories manufactured according to specifications of the supplier Read the installation and operating instructions carefully before installing using or repairing the operator panel Never allow fluids metal filings or wiring debris to enter any openings in the operator panel This may cause fire or electrical shock Only gualified personnel may operate the operator panel Storing the operator panel where the temperature is lower higher than recommended in this manual can cause the LCD display liguid to congeal become isotopic The LCD display liquid contains a powerful irritant In case of skin contact wash immediately with plenty of water In case of eye contact hold the eye open flush with plenty of water and get medical attention The figures in
8. this manual serves an illustrative purpose Because of the many variables associated with any particular installation the supplier cannot assume responsibility for actual use based on the figures The supplier neither guarantees that the operator panel is suitable for your particular application nor assumes responsibility for your product design installation or operation 1 3 During Installation The operator panel is designed for stationary installation on a plane surface where the following conditions are fulfilled no high explosive risks no strong magnetic fields no direct sunlight no large sudden temperature changes Install the product according to the accompanying installation instructions Ground the product according to the accompanying installation instructions Only qualified personnel may install the operator panel Separate the high voltage signal and supply cables Make sure that the voltage and polarity of the power source is correct before connecting the product to the power outlet Peripheral equipment must be appropriate for the application and location Beijer Electronics MAEN964 Safety Precautions 1 4 During Use Keep the operator panel clean Emergency stop and other safety functions may not be controlled from the operator panel Do not use too much force or sharp objects when touching the keys touch screen etc 1 5 Service and Maintenance Only gualifi
9. 0 27 Beijer Electronics MAEN964 17 Operator Panel Drawings 5 2 EXTER T70 Outline IMI RS422 485 USB Device 219 vol 24 VDC max 9 mm material thickness T mn l 187 ajel ig Drawing No S 5055 Date 2004 10 26 18 Beijer Electronics MAEN964 Additional Installation Tips 6 Additional Installation Tips When experiencing communication problems in for example noisy environments or when operating close to temperature limits the following recommendations are to be noticed 6 1 Grounding the Operator Panel Door Mounting plate in the cabinet E sa Operator panel SQ e ra TO TSH 2 o BER F o e Sen o Power supply o o 24 V DC Ev o 5 Ferrite core o IN pos oN 1 The operator panel s mounting clamps do not provide a secure grounding con nection between the panel and the device cabinet 2 Connect a 2 5 mm wire between the operator panel s quick connect plinth and the panel chassis 3 Connect a 6 or 4 mm wire or grounding braid between the panel s cha
10. 4 23 Additional Installation Tips 6 6 Galvanic Isolation Internal electronic Il Ethernet DC DC If Filter galvanic isolation VCC CFL 24 V DC 0 V GND ov 2 ae nr T g 1 5m T RS422 485 gt RS232 USB USB 5356 The operator panel has galvanic isolation against the 24 V DC feed but no galvanic isolation between the communication ports for RS232 RS422 485 and USB Only the Ethernet connection has galvanic isolation Operator panel Modular controller Printer RS422 RS232 USB Su Not same ground potential Internal 0 V GND connection When a PC is connected to the panel the panel s internal 0 V GND will be connected to the protective ground via the PC A number of USB devices can have the shield connected together with the protective ground Here the panel s 0 V GND is connected to the protective ground when for example a USB memory stick keyboard or similar device is plugged in Ifa number of units are connected that have a 0 V and a ground connection and these are connected to various grounding points there is a substantial risk of problems Grounding currents go through communication cables the rear plate of the controller and internally in the operator panel and can cause errors Use external units to improve communication
11. MAEN964 2008 11 BeiJer ELECTRONICS EXTER T7Osr Installation Manual English Foreword Installation manual for the EXTER series operator panels Foreword The EXTER sun readable operator panel is particularly suitable for round the clock use where reliable robust and user friendly HMI solutions are needed to maintain operations at all hours and throughout diverse light conditions EXTER sun readable provides clear and accurate information even in conditions of bright daylight glare All operator panels in the EXTER series are developed to satisfy the demands of hu man machine communication Built in functions such as displaying and controlling text dynamic indication time channels alarm and recipe handling are included The operator panel works primarily in an object oriented way making it easy to un derstand and use Configuration is carried out on a PC using Information Designer configuration tool The project can then be transferred and stored in the operator panel itself Various types of automation equipment such PLCs servos or drives can be connected to the EXTER sun readable operator panel In this manual the term the controller refers to the connected equipment This manual explains how to install the operator panel Please refer to the reference manual for further information Beijer Electronics AB MAEN964 2008 11 The information in this document is subject to change without notice and
12. Name Signal direction D sub 9 pin Male Receive Data Data Terminal Signal Ground Ring Indicator RS 422 Data Carrier Detect Input Input Transmit Data Output Ready Output Data Set Ready Input Request To Send Output Clear To Send Input Input Pin no ey 2 014 20 ag 15 og 40 3 ou 50 ora 16 60 19 70 4 so 929 2 on 17 90 saa 1o 5 023 Io al 18 120 130 9 20 Le 21 D sub 25 pin Female 6 19 7 8 14 Signal Signal direc TxD Output TxD Output RxD Input RxD Input RTS Output RTS Output CTS Input cTs Input 1 1 Do not use Do not use ov 5V Output lt 100mA tion Signal Signal direction Tx Rx In Output Tx Rx In Outpul 2 4 Bus Connect to pin termination no 19 for bus termination Bus termination See above ov 5V Output lt 100mA 1 Pin no 20 connected to pin no 21 internal in the terminal 2 Directly connected internaly to pin no 2 Tx Rx 3 Connected to pin no 15 Tx Rx internaly via a 1200hm 1 4W resistor 4 NOTE Only the first and the last unit on the bus should be terminated Device Signal direction In Output In Output Frame connected to chassis Signal direction Tx Rx Rx 5 7 8 GND Output Output Input Input Drawing No 5 5005 Date 2004 1
13. The powder paint shows little or no resistance to the following chemicals at room temperature Acetic acid conc Methyl ethyl ketone Toluene Acetone Nitric acid 30 Trichlorethylene Ammonia 5 Phenol Xylene Ammonia conc Sodium hydroxide 5 97 octan unleaded petrol Ethyl acetate Sodium hydroxide 30 98 octan leaded petrol Beijer Electronics MAEN964 15 Chemical Resistance 4 2 Touch Screen and Overlay 4 2 1 Autotex XE Autotex XE covers the overlay surrounding the touch screen Autotex XE has been developed to endure high or widely fluctuation temperatures excessive humidity and strong levels of ultraviolet light Solvent Resistance With continous contact some chemicals will begin to remove the UV absorber reducing its UV resistance Autotex XE withstands exposure of 5 hours duration under DIN 42 115 Part 2 to the following chemicals without significant visible change or loss of UV resistance Acetic acid 10 Glycerine Pure Turpentine Ajax Vim in solution Gumption SBP 60 952 Ammonia 2 Hydrochloric acid 10 Sodium carbonate solution Ariel powder in solution Linseed oil Sulfuric acid 10 Bleach Nitric acid 10 Tomato ketchup Castor oil Paraffin oil Water Caustic soda 2 1 Persil powder in solution White Spirit Cutting oil Petroleum spirit Windex Diesel Potassium carbonate solution Wisk Downey Lenor Potas
14. arious manufacturers have different systems for bus termination The RS485 standard does not describe how the Fail Safe function would be carried out just that the system should be able to handle the error Depending on the recipients design the bus wires may be on the same level or require pull up or pull down to ensure that no faulty signals are detected when the bus is in resting mode all transmitters are disconnected Inside operator pane QR H 14 Pa rao 2 o Di 1K 120 0hm XX 1120 ohm X gt KS 1 IK 6 OV 196 1 1K 120 SN 7 ov in ov 5 ae I Operator CAB8 Bus panel RS485 RS422 2 1 i tes 4 2 u nh mje yan ov m i ov 17 5 i eG vcc r gt Shield uteri gt ce m BV_14 VCC za Sc 120 ohm gl ov a 235v E 2 Bus termination L 5358 1 Some older operator panels had pull up and pull down resistance except for the actual bus termination at 120 ohm similar to Westermo and Profibus 2 Newer panels have another type of recipient so called built in Fail Safe where simple bus termination resistance is sufficient If other nodes on the RS485 network require pull up and pull down and the operator panel is at one end of the loop one of the following procedures can be carried out 3 Connect tw
15. ed personnel should carry out repairs The agreed warranty applies Before carrying out any cleaning or maintenance operations disconnect the eguipment from the electrical supply Clean the display and surrounding front cover with a soft cloth and mild detergent Replacing the battery incorrectly may result in explosion Only use batteries recommended by the supplier 1 6 Dismantling and Scrapping The operator panel or parts thereof shall be recycled according to local regulations The following components contain substances that might be hazardous to health and the environment lithium battery electrolytic capacitor and display Beijer Electronics MAEN964 Safety Precautions Beijer Electronics MAEN964 Installation 2 installation 2 1 Space Requirements Installation plate thickness 1 5 9 0 mm 0 06 0 35 inch Space requirements when installing the operator panel 100 mm 4 0 inch SA oe ek ZC Se 154 mm 6 06 inch eegene 100 mm 50 mm 50 mm 4 0 inch 2 0 inch 2 0 inch H d KSE e 100 mm _ 2 20 inch 219 mm gt 8 62 inch Caution The openings on the enclosure are for air convection Do not cover these openings 2 2 Installation Process 1 Unpack and check the delivery If damage is found notify the supplier Panel cu
16. ly 5 25 times more effi cient Beijer Electronics MAEN964 21 Additional Installation Tips 6 4 Ambient Temperature The maximum ambient temperature for the operator panel is provided in the specifications The ambient temperature refers to the temperature in the device cabinet which cools the panel s electronics J i Top 1 7 x 50 inside Operator GER Power A Power Axial fan 30 C outside Middle 120x120 mm SEN 45 inside Airflow Power Bottom 40 inside LI 5354 In most cases the ambient temperature for the operator panel is significantly higher than the device cabinet s ambient temperature If the cabinet is tall and there are a number of heat generating devices the temperature at the top of the cabinet will be considerably higher than the theoretical temperature increase that would be expected All electronics are sensitive to heat The lifespan of an electrolytic capacitor is cut in half with an 8 10 increase in temperature A 15 20 temperature increase results in a quarter of the lifespan etc Rittal has a good program for estimating the anticipated average temperature in the cabinet as well as a large program for controlling the temperature in the device cabinet An enamel coated steel cabinet has a radiant heat value of 5 5 W m and degrees C Installing a fan inside the cabinet will even out the temperatu
17. nel must read and understand this installation manual 1 1 UL and cUL Installation This equipment is suitable for use in Class I Division 2 Groups A B C and D OR non hazardous locations only Combinations of equipment in your system are subject to investigation by the local Authority Having Jurisdiction at the time of installation Maximum ambient temperature 40 C when mounted horizontal or 50 C when mounted vertical WARNING EXPLOSION HAZARD Do not disconnect equipment unless power has been removed or the area is known to be non hazardous For Canada also AVERTISSEMENT RISQUE D EXPLOSION AVANT DE DECONNECTER LEQUIPEMENT COUPER LE COURANT OU S ASSURER QUE L EMPLACEMENT EST DESIGNE NON DANGEREUX WARNING EXPLOSION HAZARD Substitution of components may impair suitability for Class I Division 2 For Canada also AVERTISSEMENT RISQUE D EXPLOSION LA SUBSTITUTION DE COMPOSANTS PEUT RENDRE CE MATERIEL INACCEPTABLE POUR LES EMPLACEMENTS DE CLASSE I DIVISION 2 WARNING EXPLOSION HAZARD only UL and cUL approved expansion units are allowed to be connected to the port designated EXPANSION At the moment there are no such units evaluated or allowed WARNING EXPLOSION HAZARD Do not replace expansion unit unless power has been switched off or the area is known to be non hazardous This product contains battery this must only be changed in an area
18. o 1k 0 25 W resistors in the 25 pole D sub contact Set jumper pins 6 19 4 Use CAB8 It offers the option of bus termination with pull up down It is also easy to connect the bus cable via the screw terminal block Beijer Electronics MAEN964 25 Beijer HEAD OFFICE SWEDEN Beijer Electronics Products AB Box 426 SE 201 24 Malm Sweden Tel 46 40 35 86 00 Fax 46 40 93 23 01 info beij erelectronics com SUBSIDIARIES GERMANY Elektronik Systeme Lauer GmbH amp Co KG KelterstraBe 59 72669 Unterensingen GERMANY Tel 49 7022 9660 0 Fax 49 7022 9660 103 info l auer hmi com TAIWAN Hitech Electronics Corp 7 amp 8 F No 108 Min Quan Road Shin Tien Taipei Shien TAIWAN R O C 231 Tel 886 2 2218 3600 Fax 886 2 2218 9547 info hmi hitech Icd com tw USA Beijer Electronics Inc 939 N Plum Grove Road Suite F Schaumburg IL 601 73 USA Tel 1 847 619 6068 Fax 1 847 619 6674 info usa beij erelectronics com CHINA Beijer Electronics Co Ltd Room 201 Buildning B No 1618 Yishan Road Shanghai 201103 CHINA Tel 86 21 6145 0400 Fax 86 21 6145 0499 info beij erelectronics cn
19. power supply must conform with the requirements for class II power supplies Ambient temperature Vertical installation 0 to 50 C Horizontal installation 0 to 40 C Storage temperature 20 to 70 C Relative humidity 5 85 non condensed Approvals Please refer to www beijerelectronics com for information See section Chemical Resistance for more information Beijer Electronics MAEN964 13 Technical Data 14 Beijer Electronics MAEN964 Chemical Resistance 4 Chemical Resistance 4 1 Metal Casing The frame and casing material is powder coated aluminum This powder paint withstands exposure to the following chemicals without visible change Acetic acid 10 Phosphoric acid 4 Citric acid 10 Phosphoric acid 10 Diesel Sea water Distilled water Sodium chloride 2 Edible oil Sodium chloride 20 Fuel oil Sulphuric acid 20 Hydrogen peroxide 3 Tap water The powder paint shows limited resitance to the following chemicals at room temperature Butanol Nitric acid 3 Hydrochloric acid 5 Nitric acid 10 Isopropyl alcohol Phosphoric acid 43 Na hypochlorite 10 Turpentine Note If exposure to any of the above chemicals is demanded it is recommended to first test the chemical on an invisble spot of the metal casing
20. re while moving air provides considerably better cooling than still air A suitable fan is a 120 x 120 mm axial fan available in 24 V DC 115 and 230 V AC Install the fan so that it sits in the cooler area and will blow cold air against the operator panel If the fan is mounted at the top and sucks air upwards the fan s ambient temperature will be higher shorter lifespan A good fan with a ball bearing mounting has an expected lifespan of at least 40 000 hours not a guaranteed lifespan at 40 C This corresponds to at least 4 years of continuous use If a thermostat is installed the fan only needs to come on when needed Large graphic terminals draw only one fifth of the current when the background lighting is off The loss effect drops from e g 25 W to only 5 W The operator panel s loss effect supply voltage x current Virtually no power goes to external users and no loss effects due to inputs 22 Beijer Electronics MAEN964 Additional Installation Tips 6 5 Safety Most of the operator panels are fed with 24 V DC Power supply 230 V AC to 24 V DC way Operator panel ona ov I NO Power supply 230 V AC to 24 V DC HAV Operator panel ET i Distance m U gt Aa Power supply 230 V AC to 24 V DC RAV Operator panel iZ O Small controller with expansion unit COM1 Cho o COM100 230 VAC me Ch101 1 Ifyou use a power s
21. sium ferricyanide 1 Extremely faint glossing of the texture was noted Exposure to the following chemicals under the above conditions causes slight glossing of the texture and a reduction in the UV resistance of the product Occasional splashing with the chemicals will not affect the texture or reduce UV resistance Cyclohexanol Glycol Isopropanol Formaldehyde solution Industrial Methylated Spirits Methanol Formic acid 50 LA white stain was noted Exposure to the following chemicals under the above conditions will cause blistering to the texture However occasional splashing will not affect texture or reduce UV resistance Acetone Methyl Ethyl Ketone Toulene Autotex XE is not resistant to the following Benzyl alcohol Concentrated mineral acids Methylene chloride Concentrated caustic solution High pressure steam at over 100 4 2 2 Touch Screen Surface The touch screen surface on the panel withstands exposure of more than 24 hours duration to the following chemicals without visible change Acetone Methyl ethyl ketone Sulfuric acid 40 Ammonia 5 n Hexane Toluene Ethanol Nitric acid 70 Xylene Hydrochloric acid 6 Salt solution 5 16 Beijer Electronics MAEN964 Operator Panel Drawings 5 Operator Panel Drawings 5 1 Communication Ports RS 232 RS 422 485 USB Ethernet Signal
22. ssis and the closest grounding point on the door 4 Connect a strong but short grounding braid between the door and the device cabinet 5 Twist the cables onto the 24 V DC feed 6 A ferrite core suppresses disturbances to the 24 V feed 2 turns around the ferrite core provide 4 times the suppression of 1 turn 3 turns around the ferrite core provide 9 times the suppression of 1 turn Remember The grounding wires should be short and the conductor should have a large area Along thin grounding wire has a very high impedance resistance at high frequencies and will not guide disturbances to the ground Multi wire conductors are better than single wire conductors with the same area A braided conductor wire with the same area is even better The best is a short thick grounding braid Beijer Electronics MAEN964 19 Additional Installation Tips 6 2 Ethernet Connection in the Panel Industrial Ethernet RJ45 Lu R45 _ D RJ45 RJ 45 HM Operator panel RJ 45 mio 8 Operator panel RJ 45 re Short and Shielded H unshielded Operator panel RJ 45 6 Operator panel RJ 45 0 1 uF 1 250 V 5351 1 In some industrial units for Ethernet the RJ45 contacts shield is connected to the chassis via a capacitor 2 The operator panel s Ethernet shield is directly connected
23. t out 188 5 x 137 5 mm 7 42 x 5 41 inch Note Place the operator panel on a stable surface during installation Dropping it or letting it fall may cause damage 2 Place the panel cut out where the operator panel is to be situated draw along the outer sides of the holes and cut according to the markings Beijer Electronics MAEN964 Installation 3 Secure the operator panel in position using all the fastening holes and the provided brackets and screws 0 5 1 0 Nm 4 Connect the cables in the specified order A A Caution Ensure that the operator panel and the controller system have the same electrical grounding reference voltage level otherwise errors in communication may occur Use an M5 screw and a grounding conductor as short as possible with a cross section of minimum 2 5 mm Caution AN Use only shielded communication cables Separate high voltage cables from signal and supply cables The operator panel must be brought to ambient temperature before it is started up If condensation forms ensure that the operator panel is dry before connecting it to the power outlet Ensure that the voltage and polarity of the power source is correct A Caution ss LE RS422 RS485 24V DC RS232 i o S
24. to the chassis Check whether the other Ethernet unit has its shield directly grounded or grounded via a capacitor In many cases connecting the shielded Ethernet cabling to the chassis at both ends is inappropriate Hum or grounding loops can occur Unshielded cabling may even result in fewer communication errors A good solution may be to use a shielded Ethernet cable but to connect the shield at one end only 3 One option is to break the shield 4 A more elegant method is to expand the shielded Ethernet cabling with a piece of unshielded Ethernet cable 5 You can ground the shield via an external 0 1 uF 250 V plastic capacitor This will connect the HF transients to the ground 20 Beijer Electronics MAEN964 Additional Installation Tips 6 3 To Achieve Better EMC Protection Initially use the original cabling from Beijer Electronics primarily Use shielded cables for RS232 communication Use twisted pair and shielded cabling for RS422 and RS485 Use the cabling intended for the bus type Ethernet Profibus CC Link CAN Device Net etc Install and connect according to applicable specifications for the relevant bus stan dard Use shielded cabling for Ethernet preferably with foil braided shield D sub covers should be shielded and the shield should be connected to the cover 360 where the cable comes in Connect the shield at both ends Shielded cable U 0
25. upply that meets safety standards and only feeds the operator panel there is no problem 2 However if you have a 24 V unit that also feeds other units there is reason to be cautious The operator panel does not have insulation that meets safety requirements in the event of a potential short circuit between 230 V AC and 24 V DC It is assumed that the 24 V feed is secure for example SELV according to EN 60950 protection against electric shock and UL 950 Example Here is an example that explains why a secure 24 V DC feed can be ruined by mixing 24 V relay contacts with 230 V AC relay contacts in a smaller controller Check that the clearances and creepage distances between 24 V DC and 230 V AC fulfill EN 60950 or UL 950 If not input a separate 24 V unit into the operator panel 3 If there is a substantial distance between the relay contacts for 24 V DC and 230 V AC it is OK to use the same 24 V devices for all feeds 4 Connect 0 V on the 24 V feed to the ground This offers three advantages Safety is increased The 24 V feed will not be live in the event of a faulty connec tion or short circuit between 0 V 24 V and 230 V phase Transients on the 24 V feed are connected to the ground No risk that the 24 V feed is at a high level in relationship to the ground This is not unusual since there is high static electricity Beijer Electronics MAEN96
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