GOT1000 GT15 MELSECNET/H Communication Unit User`s Manual
Contents
1. A 2 INSTALLATION PRECAUTIONS CAUTION Use this unit in the environment given in the general specifications of GT15 User s Manual Not doing so can cause an electric shock fire malfunction or product damage or deterioration When installing this unit to the GOT fit it to the connection interface of the GOT and tighten the mounting screws in the specified torque range Undertightening can cause a drop failure or malfunction Overtightening can cause a drop failure or malfunction due to screw or unit damage Do not directory touch the conductive part or electronic components of the unit This may cause the unit to fail or malfunction WIRING PRECAUTIONS Be sure to shut off all phases of the external power supply used by the system before wiring Failure to do so may cause electric shock product damage or malfunctions CAUTION Be careful not to let foreign matter such as dust or wire chips get inside the unit This may cause a fire failure or malfunctions Make sure to securely connect the cable to the connector of unit Incorrect connection may cause malfunctions Make sure to fix communication cables and power cables to the unit by ducts or clamps Failure to do so may cause damage of the unit or the cables due to accidental pull or unintentional shifting of the cables or malfunctions due to poor contact of the cables Do not hold the cable by hand and pull it out from the unit When re2. Econotec AG SWITZERLAND 5 Mavrogenous Str Hinterdorfstr 12 GR 18542 Piraeus CH 8309 Niirensdorf Phone 30 211 1206 900 Phone 41 0 44 838 48 11 Fax 30 211 1206 999 Fax 41 0 44 838 48 12 MELTRADE Ltd HUNGARY GIS TURKEY Fert utca 14 Dar laceze Cad No 43 KAT 2 HU 1107 Budapest TR 34384 Okmeydant Istanbul Phone 36 0 1 431 9726 Phone 90 0 212 320 1640 Fax 36 0 1 431 9727 Fax 90 0 212 320 1649 Beijer Electronics SIA LATVIA CSC Automation Ltd UKRAINE Vestienas iela 2 15 M Raskova St Fl 10 Office 1010 LV 1035 Riga UA 02002 Kiev Phone 371 0 784 2280 Phone 380 0 44 494 33 55 Fax 371 0 784 2281 Fax 380 0 44 494 33 66 Beijer Electronics UAB LITHUANIA MITSUBISHI ELECTRIC Savanoriu Pr 187 LT 02300 Vilnius Phone 370 0 5 232 3101 Fax 370 0 5 232 2980 Mitsubishi Electric Europe B V FA European Business Group Gothaer Stra e 8 D 40880 Ratingen Germany FACTORY AUTOMATION Tel 49 0 2102 4860 Fax 49 0 2102 4861120 info mitsubishi automation com www mitsubishi automation com
3. 23 25 Normal station Station number 3 iT 7 External Dimensions 1 GT15 J71LP23 25 GOT main unit 133 5 24 108 4 25 When the H connector is i connector is connected connected 0 37 L 40 3 1 59 Dimensions of X when the MELSECNET H communication unit is mounted to the GOT 15 10 4 12 1 8 4 5 7 49 5 1 95 Unit mm inch Please contact the Mitsubishi Electric System Service Corporation 2 GT15 J71BR13 133 5 24 3 0 12 GOT main unit 117 4 61 When the i Fipe 1 connedtor tis connected Dimensions of X when the MELSECNET H communication unit is mounted to the GOT 15 10 4 21 0 83 12 1 18 0 71 8 4 5 7 23 0 91 Unit mm inch 16 3 Extend interface relay board 24 0 94 64 2 52 E T 27 5 1 08 Unit mm inch fa MITSUBISHI ELECTRIC HEADQUARTERS EUROPEAN REPRESENTATIVES EUROPEAN REPRESENTATIVES EURASIAN REPRESENTATIVES MITSUBISHI ELECTRIC EUROPE B V EUROPE GEVA AUSTRIA __ INTEHSIS sri MOLDOVA Kazpromautomatics Ltd KAZAKHSTAN German Branch Wiener StraBe 89 bld Traian 23 1 Mustafina Str 7 2 Gothaer Stra e 8 AT 2500 Baden MD 20
4. 8 5 Precautions for Laying Cables 5 1 Precautions for cable connection GT15 J71LP23 25 5 2 Precautions for cable connection GT15 J71BR13 6 Wiring Method 7 External Dimensions A 7 Manuals The following shows manuals relevant to this product Detailed Manual Manual name Manual number Model code GT15 User s Manual SH 080528ENG Sold separately 1D7M23 GOT1000 Connection Manual SH 080532ENG Sold separately 1D7M26 Relevant Manuals For relevant manuals refer to the PDF manual stored within the drawing Compliance with the EMC and Low Voltage Directives When incorporating the Mitsubishi GOT into other machinery or equipment and keeping compliance with the EMC and low voltage directives refer to EMC AND LOW VOLTAGE DIRECTIVE of GT15 User s Manual The CE logo is printed on the rating plate of the GOT indicating compliance with the EMC and low voltage directives A 8 Packing List The following items are included Product Quantity MELSECNET H communication unit GT15 J71LP23 25 Mounting screw set 2 screws 2 stickers Extend interface relay board MELSECNET H communication unit F type connector AGRCON F GT15 J71BR13 1 Mounting screw set 2 screws 2 stickers Extend interface relay board 1 In the case of coaxial type network system terminal resisto
5. V IRELAND Phone 387 0 33 921 164 Phone 48 0 12 630 47 00 Phone 7 495 545 3419 Irish Branch Fax 387 0 33 524 539 Fax 48 0 12 630 47 01 Fax 7 495 545 3419 Westgate Business Park Ballymount AKHNATON BULGARIA Sirius Trading amp Services srl ROMANIA NPP URALELEKTRA RUSSIA IRL Dublin 24 4 Andrej Ljapchev Blvd Pb 21 Aleea Lacul Morii Nr 3 Sverdlova 11A Phone 353 0 1 4198800 BG 1756 Sofia RO 060841 Bucuresti Sector 6 RU 620027 Ekaterinburg Fax 353 0 1 4198890 Phone 359 0 2 817 6004 Phone 40 0 21 430 40 06 Phone 7 343 353 2745 MITSUBISHI ELECTRIC EUROPE B V ITALY Fax 359 0 2 97 44061 Fax 40 0 21 430 40 02 Fax 7 343 353 2461 aa INEA R d o o CROATIA Craft Con amp Engineering d o o SERBIA epee Losinjska 4a Bulevar Svetog Cara Konstantina 80 86 A Agrate a MI HR 10000 Zagreb SER 18106 Nis ones Phone 385 0 1 36 940 01 02 03 Phone 381 0 18 292 24 4 5 MIDDLE EAST REPRESENTATIVES Fax 39 039 60 53 312 Fax 385 0 1 36 940 03 Fax 381 0 18 292 24 4 5 TAMER ISRAEL re A EUROPE B V SPAIN AutoCont CS s r o CZECH REPUBLIC INEA SR d o o SERBIA 24 Shenkar St Kiryat Arie Carretera de Rub 76 80 Technologick 374 6 Izletnicka 10 IL 49001 Petah Tiqva A CZ 708 00 Ostrava Pustkovec SER 113000 Smederevo E 08190 Sant Cugat del Vall s Barcelona Phone 972 0 3 922 18 24 Phone 902 131121 34 935653131 Phone 420 595 691 150 Phone 381 0 26 617 163 Fax 972 0 3 9
6. done properly For testing methods please refer to following manuals Type MELSECNET 10 Network system PLC to PLC network Reference Manual For QnA Q4AR MELSECNET 10 Network System Reference Manual Q Corresponding MELSECNET H Network System Reference Manual PLC to PLC network It might be generated that a baton abnormal passing cannot be generated when miswiring and the downed bureau cannot do the row again even by the reclosing of the power supply 6 Wiring Method 1 GT15 J71LP23 25 The optical fiber cable is wired in the following manner There is no problem even if not wiring in order of the station number Define a control station number and a normal station number according to the system specifications Control station Normal station Normal station Station number 1 Station number 2 Station number 3 QJ71LP QJ71LP GT15 21 25 21 25 J71LP 23 25 OUT IN OUT IN OUT IN J a a 2 GT15 J71LP23 25 The coaxial cable is wired in the following manner There is no program even if not wiring in order of the station number Define a control station number and a normal station number according to the system speci Control statio ications Normal station 53 Station number 1 Station number 2 QJ71 QJ71 BR13 BR13 Terminal resistor 14 GT15 J71LP
7. 24 0761 Fax 420 595 691 199 Fax 381 0 26 617 163 Fax 34 935891579 CERT A ET T BTECHAS CZECH REPUBLIC AutoCont Cont S r o SLOVAKIA Wr aand a CZ 58001 Havl k v Brod SK 02601 Dolny Kubin AFRICAN REPRESENTATIVE Phone 420 0 569 777 777 Phone 421 0 43 5868210 UK Hatfield Herts AL10 8XB Fax 420 0 569 777 778 Fax 421 0 43 5868210 CBI Ltd SOUTH AFRICA Phone 44 0 1707 27 61 00 Private Bag 2016 Fax 44 0 1707 27 86 95 Beijer Electronics A S DENMARK CS MTrade Slovensko s r o SLOVAKIA 7A 1600 Isand Lykkeg rdsvej 17 1 Vajanskeho 58 sando MITSUBISHI ELECTRIC CORPORATION JAPAN 5 4000 Roskilde SK 92101 Piestany Phone 27 0 11 928 2000 Office Tower 2 14 F Phone 45 0 46 75 76 66 Phone 421 0 33 7742 760 Fax 27 0 11 392 2354 8 12 1 chome Harumi Chuo Ku Fax 45 0 46 75 56 26 Fax 421 0 33 7735 144 Tokyo 104 6212 gt Phone 81 3 622 160 60 Beijer Electronics Eesti OU ESTONIA INEA d o o SLOVENIA Fax 81 3 622 16075 a m i stegne 11 i allinn l 1000 Ljubljana conte Ware peel Inc USA Phone 372 0 6 51 81 40 Phone 386 0 1 513 8100 Warnai Hiie iL Gane Fax 372 0 6 5181 49 Fax 386 0 1 5138170 Phone 1 847 478 2100 Beijer Electronics OY FINLAND Beijer Electronics AB SWEDEN Fax 1 847 478 22 53 Jaakonkatu 2 Box 426 FIN 01620 Vantaa SE 20124 Malm Phone 358 0 207 463 500 Phone 46 0 40 35 86 00 Fax 358 0 207 463 501 Fax 46 0 40 35 86 02 UTECO A B EE GREECE
8. 60 Kishinev KAZ 470046 Karaganda D 40880 Ratingen Phone 43 0 2252 85 55 20 Phone 373 0 22 66 4242 Phone 7 7212 50 1150 Phone 49 0 2102 486 0 Fax 43 0 2252 488 60 Fax 373 0 22 66 4280 Fax 7 7212 501150 Fax 49 0 2102 486 1120 TEHNIKON BELARUS Koning amp Hartman b v NETHERLANDS CONSYS RUSSIA MITSUBISHI ELECTRICEUROPEB V CZECH REPUBLIC Oktyabrskaya 16 5 Off 703 711 Haarlerbergweg 21 23 Promyshlennaya st 42 Czech Branch BY 220030 Minsk NL 1101 CH Amsterdam RU 198099 St Petersburg Radlick 714 113a Phone 375 0 17 210 46 26 Phone 31 0 20 587 76 00 Phone 7 812 325 3653 7 158 00 Praha 5 Fax 375 0 17 210 46 26 Fax 31 0 20 587 76 05 Fax 7 812 3253653 Phone 420 0 251 551 470 Koning amp Hartman b v BELGIUM Beijer Electronics AS NORWAY ELECTROTECHNICAL SYSTEMS RUSSIA Fax 420 0 251 551 471 Woluwelaan 31 Postboks 487 Derbenevskaya st 11A Office 69 MITSUBISHI ELECTRIC EUROPE B V FRANCE BE 1800 Vilvoorde NO 3002 Drammen RU 115114 Moscow French Branch Phone 32 0 2 257 02 40 Phone 47 0 32 24 30 00 Phone 7 495 744 55 54 25 Boulevard des Bouvets Fax 32 0 2 257 02 49 Fax 47 0 32 84 8577 Fax 7 495 744 55 54 E bv a INEA BH d o o BOSNIA AND HERZEGOVINA MPL Technology Sp z0 0 POLAND ELEKTROSTILY RUSSIA ie Aleja Lipa 56 Ul Krakowska 50 Rubzowskaja nab 4 3 No 8 Fax 33 0 1 55 68 57 57 BA 71000 Sarajevo PL 32 083 Balice RU 105082 Moscow MITSUBISHI ELECTRIC EUROPE B
9. D indications of the MELSECNET H communication unit 1 GT15 J71LP23 25 REAR SIDE IN MUI SIKE 0UT 2 GT15 J71BR13 No Name Description This indicates the status of the MELSECNET H communication unit and the communication status When the LED is lighted up there are two display formats one for the normal mode and the other for the error mode Operation indicator LED SDO ORUN RDO OLERR 1 Normal Mode If any communication error occurs in the normal mode specify the error cause by the NETWK unit status display screen Refer to GT15 User s Manual status display screen LED name Status O for details on the NETWK unit Description The GOT is being reset Lighted up The unit is in a normal status O The unit is in a normal status Lighted up A communications error has occurred O Data not transmitted Lighted up Data are being transmitted O Data not received Lighted up 2 Error mode When the RUN GOT Data are being received LED is blinking the LED display format is the error mode ln the error mode if an error occurs restart the If the error mode is not released after restarting the GOT the system alarm 460 Communication unit error may has occurred For system a Blinking larms refer to GT15 User s Manual Description Shows that it is
10. H mode MELSECNET 10 mode Maximum number of link B Y 8 2 x W lt 2000 bytes points per station MELSECNET H Extended mode B Y 8 2 x W lt 35840 bytes Communication speed 10Mbps 25Mbps 3 10Mbps Communication method Token ring method Token bus method Synchronous method Frame synchronous Type of transmission channel Double loop Optical fiber cable Coaxial single bus 3C 2V 5C 2V 300m 500m 984 3ft 1640 5ft Total extension distance 30km 98430ft Repeater module A6BR10 A6BR10 DC Maximum expansion is 2 5km 8203ft During 25Mbps During 10Mbps SI optical cables SI optical cables 200m 656 2ft 500m 1640 5ft H PCF optical H PCF optical cables cables 400m 1312 4ft 1km 3281ft 5C 2V Distance between stations 4 Broad band Broad band 500m H PCF optical H PCF optical 1640 5ft cables cables 1km 3281ft 1km 3281ft QSI optical QSI optical cables cables 1km 3281ft 1km 3281ft Only the MELSECNET H or MELSECNET 10 network system to which the GOT is connected Accessible network range GT15 J71LP23 25 GT15 J71BR13 Maximum number of groups 0 No group specification Number of stations connected to a network 63 stations 31 stations Prevention of system down by switching the control station Loopback in case of error detection or cable disconnection Specific to GT15 J71LP23 25 Link channel check f
11. RTATION PRECAUTIONS N CAUTION Make sure to transport the GOT main unit and or relevant unit s in the manner they will not be exposed to the impact exceeding the impact resistance described in the general specifications of GT15 User s Manual as they are precision devices Failure to do so may cause the unit to fail Check if the unit operates correctly after transportation A 5 REVISIONS The manual number is noted at the lower right of the top cover Print Date Manual Number Revision Mar 2006 IB NA 0800350 A First edition May 2006 IB NA 0800350 B Partial corrections Chapter 2 Sep 2006 IB NA 0800350 C Partial addition Chapter 1 Addition Compliance with the EMC and Low Voltage Directives Jul 2007 IB NA 0800350 D Partial corrections Compliance with the EMC and Low Voltage Directives Chapter 2 4 7 This manual confers no industrial property rights or any rights of any other kind nor does it confer any patent licenses Mitsubishi Electric Corporation cannot be held responsible for any problems involving industrial property rights which may occur as a result of using the contents noted in this manual 2006 MITSUBISHI ELECTRIC CORPORATION A 6 CONTENTS 1 Overview arse 2 Specifications v2 3 Part Names 4 4 Installation Procedure
12. e 0 36 to 0 48 Nem 6 Fasten the bus connection unit by tightening the board fixing screws 2 places with the tightening torque of 0 36 to 0 48 Nem 7 When installing an extension unit on the unit that has been installed remove the connector cover and the sticker When not installing an extension unit on the unit that has been installed in order to avoid receiving electrostatic stick accessory stickers to cover the top of mounting screws 4 places Keep the connector cover fixed Keep the sticker stuck as it is Connector cover Accessory sticker Accessory sticker Point Remove the screws that fixes the extend interface relay board before removing the unit Above 6 5 Precautions for Laying Cables 5 1 Precautions for cable connection GT15 J71LP23 25 1 The distance between stations varies depending on the type of optical fiber cable used Distance between stations m ft 25Mbps 10Mbps SI optical fiber cable 200 656 500 1640 Old type A 2P 100 328 300 984 SI optical fiber cable 200 656 500 1640 H PCF optical fiber cable 400 1312 1000 3281 Broad band H PCF optical fiber cable 1000 3281 1000 3281 QSI optical fiber cable 1000 3281 1000 3281 2 When connecting an optical fiber cable the following restrictions on the bending radius must be observed For further details contact Mitusubishi Electric S
13. e power supply 5 2 Precautions for cable connection GT15 J71BR13 1 Restrictions on the cable length between stations a When connecting between the network modules the cable lengths indicated in the table below should be used according to the number of stations connected A communication error may occur if a cable length other than the lengths indicated in the table is used Number of stations connected 2 to 9 stations 10 to 32 stations Station to station cable length Cable type 3C 2V 5C 2V 3C 2V 5C 2V x cable less than 1m 3 28 ft in length cannot be used 0 to 1 m 3 28 ft 1 3 28 ft to 5 m 16 4 ft 5 16 4 ft to 13 m 42 65 ft 13 42 65 ft to 17 m 55 77 ft 17 55 77 ft to 25 m 82 02 ft O O 25 82 02 ft to 300 m 984 25 ft 300 984 25 ft to 500 m 1640 42 ft O Allowed x Not allowed b If there is the possibility of an increase in the number of stations due to system expansion install the cables with advance consideration of the restrictions c When using a repeater module models AGBR10 or A6BR10 DC use the station to station cable length indicated by 10 to 32 stations regardless of the number of stations connected or the number of repeater modules 2 Precautions for laying cable a Coaxial cables must be laid 100mm 3 9inch or more apart from power cables and control cables b Consider wiring using d
14. em will operate safely Check the faulty station and the operation status during communication error by referring to the relevant manuals Some failures of cable or communication unit may cause the GOT to keep the outputs on or off Create an external circuit for monitoring output signals that may lead to serious accidents Failure to do so may cause mis outputs or malfunctions resulting in accidents If a communication error including cable disconnection occurs during monitoring the communication between the GOT and PLC CPU may be interrupted and the GOT may be inoperative For bus connection The PLC CPU is down and the GOT is inoperative For other than above The GOT is inoperative When configuring a system including the GOT the possibility of GOT communication error must be considered make sure the operation significant for the system will be performed by switches on devices other than the GOT Failure to do so may cause mis outputs or malfunctions resulting in accidents Do not install the communication cables together with the main circuit or power lines or bring them close to each other The distance of 100mm 3 9inch or more should be ensured Failure to do so may cause malfunctions due to noise INSTALLATION PRECAUTIONS Be sure to shut off all phases of the external power supply used by the system before mounting or removing this unit to from the GOT Not doing so can cause a unit failure or malfunction
15. in the error mode Off Lighted up No error Off A starting error has not occurred Lighted up A starting error has occurred Off A hard ware failure has not occurred Lighted up A hard ware failure has occurred Connector IN side OUT side For GT15 J71LP23 25 only Connector for connecting an optical fiber cable Description Connector Connector for attaching the F type connector to connect coaxial 3 For GT15 cables J71BR13 only 4 Interface connector Extension connector installed to a front extension unit or the GOT 5 Extension Extension connector to which a back extension unit is installed connector 6 Board fixing screw Screws for fixing the extension interface relay board 7 Mounting screw Mounting screws fixed with a front extension unit or the GOT 8 Rating plate 4 Installation Procedure 1 Power off the GOT 2 Remove two extension unit covers of the GOT 3 Attach the extend interface relay board to the extend I F 2 side on the GOT After the installation detach the connector cover from the extend interface relay board For GT1550 the extend interface relay board is not needed 4 Fit the MELSECNET H communication unit in the GOT case Remove the connector cover t 3 5 Fasten the MELSECNET H communication unit by tightening its mounting screws 4 places with tightening torgu
16. moving the cable from the unit make sure to hold the connector by hand and pull it Failure to do so may cause malfunctions or damage to the unit or cable Solder the coaxial cable connector correctly Incomplete soldering may cause a malfunction A 3 STARTUP AND MAINTENANCE PRECAUTIONS Do not touch the connector while power is on Failure to do so may cause electric shock or malfunctions Before starting cleaning always shut off GOT power externally in all phases Not doing so can cause a unit failure or malfunction N CAUTION Do not disassemble or modify any unit This will cause failure malfunction injuries or fire Do not touch the conductive areas and electronic parts of thisunit directly Doing so can cause a unit malfunction or failure Make sure to externally shut off all phases of the power supply before cleaning the unit and retightening unit mounting screws Failure to do so may cause the unit to fail or malfunction Loose tightening may cause a fall of the unit short circuits or malfunctions Overtightening may damage the screws and or the unit resulting in a fall of the unit short circuits or malfunctions Always make sure to touch the grounded metal to discharge the electricity charged in the body etc before touching the unit Failure to do so may cause a failure or malfunctions of the unit DISPOSAL PRECAUTIONS Dispose of this product as industrial waste A 4 TRANSPO
17. or the host station Abnormality detection by link special relay resistor Various diagnostic functions RAS functions Transient transmission N N communication Optical fiber cable 3C 3V 5C 2V or Cable 5 i Arranged by user equivalent BNC P 3 NiCAu For 3C 2V 2 core optical connettor plu BNC P S NICAU EON SC Applicable connectors P plug 2V 5 Arranged by user Equivalent goods manufactured by DDK Electronics LTD Internal current consumption 0 56A 0 77A Weight 0 18kg 0 36lb 0 19kg 0 38Ib 1 When installing an extension unit on the MELSECNET H communication unit limit the maximum operating ambient temperature by subtracting 5 degrees from operating ambient temperature of the general specifications 2 The mode of the MELSECNET H communication unit can be set in the Communication Settings of GT Designer2 or GOT utility 3 25Mbps is applied to the MELSECNET H mode and MELSECNET H Extended mode only 4 The distance between stations may be restricted depending on the type of the cable or the number of connected stations Refer to Section 5 1 1 Section 5 2 1 5 Please note that use of optical fiber cable requires the expertise special tools and dedicated connector for connection Please contact your local Mitsubishi Electric System Service or representative for the purchase of the required items 3 Part Names The following describes part names and LE
18. ouble shielded coaxial cable in places that are subject to large amounts of noise r Double shielded coaxial cable Enlarged view Sheath Mitsubishi Cable 5C 2V CCY of cable Sheath f Internal N conducter Grounding Insulation External External material conductor conductor Grounding 12 The 5C 2V connector plug is applicable to double shielded coaxial cable Connect the 5C 2V connector plug to the coaxial cable inside a double shielded coaxial cable Ground the shielded part outside a double shielded coaxial cable as shown in the above figure 3 Double shielded caoxial cables have the following restrictions on the bending radius Allowable bending radius Connector A Cable type r Imml in A mml in 3C 2V 23 0 91 5C 2V 30 1 18 57 5 2 46 4 Do not pull any of the connected coaxial cables This will cause a faulty contact cable disconnection or damage to the unit 5 Make sure to connect a terminal resistor to both terminal stations of the coaxial bus type network system 6 The F type connector has the possibility to extract a white oxide according to the use enviroment However there is no problem on the function because the oxide is not generated in connected part 7 Please wire the cable correctly After wiring perform a station to station test or others to confirm if the setting and wiring of GT15 J71BR13 have been
19. rs must be attached to both terminal stations of the network The GT15 J71BR13 does not include terminal resistors AGRCON R75 75 Therefore they should be prepared by the user A 9 1 Overview This manual explains the GT15 J71LP23 25 and GT15 J71BR13 hereinafter referred to as MELSECNET H communication unit The MELSECNET H communication unit allows the GOT 1000 series to function as a normal station MELSECNET H connection MELSECNET 10 connection in the MELSECNET H network system PLC to PLC network and MELSECNET 10 network system PLC to PLC network Refer to GT15 User s Manual for GOT to which this unit can be installed When using the MELSECNET H or MELSECNET 10 connection make the communication setting to perform communication with PLCs For system configuration when connecting the GOT to the MELSECNET H or MELSECNET 10 system refer to GOT1000 Series Connection Manual 2 Specifications The performance specifications of the MELSECNET H communication unit are indicated below The general specifications of the MELSECNET H communication unit are the same as those of the GOT For the general specifications of the GOT refer to GT15 User s Manual GT15 J71LP23 25 GT15 J71BR13 MELSECNET H mode n MELSECNET H Extended MILSECNET H mode 2 mode 2 Maximum number of link points per network 8192 points 8192 points LB 16384 points 8192 points LW 16384 points 8192 points MELSECNET
20. sa MITSUBISHI ELECTRIC GOT 1000 MELSECNET H Communication Unit User s Manual GT15 Art no a eai 2a MITSUBISHI ELECTRIC INDUSTRIAL AUTOMATION Version D SAFETY PRECAUTIONS Always read these precautions before using this equipment Before using this product please read this manual and the relevant manuals introduced in this manual carefully and pay full attention to safety to handle the product correctly The precautions given in this manual are concerned with this product In this manual the safety precautions are ranked as DANGER and CAUTION DANGER A CAUTION Indicates that incorrect handling may cause hazardous conditions resulting in death or severe injury Indicates that incorrect handling may cause hazardous conditions resulting in medium or slight personal injury or physical damage ee aE Note that the A CAUTION level may lead to a serious accident according to the circumstances Always follow the precautions of both levels because they are important to personal safety Please save this manual to make it accessible when required and always forward it to the end user A 1 DESIGN PRECAUTIONS If a communication fails in data link the faulty station holds the data link data generated before the communication error Create an interlock circuit in the sequence program using the communication status information in order that the syst
21. ystem amp Service Co Ltd 3 When laying the optical fiber cable do not touch the fiber core of the cable connector or module connector or let dirt or dust collect on it If oil from the hands dirt or dust should adhere to the core the transmission loss will increase causing a malfunction in the data link Do not remove the covers from the unit connectors without optical fiber cables connected 4 When attaching or detaching the optical fiber cable to from the unit hold the cable connector securely with the hands 5 Connect the cable connector and unit connector securely until you hear a click sound 6 For connecting or removing the optical fiber cables be sure to shut off all phases of the external power supplies used in the system 10 7 Please wire IN OUT of the connector for the cable correctly After wiring perform a loop test or station to station test or others to confirm if the setting and wiring of GT15 J71LP23 25 have been done properly For testing methods refer to the following manuals Type MELSECNET 10 Network system PLC to PLC network Reference Manual For QnA Q4AR MELSECNET 10 Network System Reference Manual Q Corresponding MELSECNET H Network System Reference Manual PLC to PLC network It might be generated that a baton abnormal passing cannot be generated when miswiring and the downed bureau which cannot do the loopback of an arbitrary bureau do the row again even by the reclosing of th
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