GT15 MELSECNET/10 communication unit User`s Manual
Contents
1. A9GT QJ71LP23 POWER D LINK Details Details Normal operation The WDT error has Toccurred Set to the PLC to PLC network Always ON Multiple transmission is being executed Multiple transmission is not being executed T PASS GOT R W No 2 to 5 switch settings are incorrect Normal Station No settings are overlapped on the same network Normal ooo0oo0000000000000 oOo0oo00000000000000 A9GT QJ71BR13 RUN PC POWER DUAL SWE M S E PRM E CRC OVER AB IF TIME DATA UNDER D LINK T PASS GOT R W SD RD oOo000000000000000 oooo0o000000000000 An error has occurred because common parameters are inconsistent with station specific parameters i e parameters received from sub control station are different from those of host station received from control station Normal Power is supplied Power is not supplied Data link is being executed Data link is not being executed Participating in the button passing Not participating in the button passing Communicating with GOT Not communicating with GOT An error has occurred i e an error code is detected in the received data lt Cause gt The timing when the station that sends data to the corresponding station is disconnected H W failure cable2. 3 A9GT QJ71BR13 149 5 87 99 3 90 7 TI 006SISL SLL9 eS Y F At the time of T installation of 2 2 F ms connector y gt lt lt Gill L _ GT15 75IF900 B x 34 1 34 ae Unit mm inch 19 20 Warranty Mitsubishi will not be held liable for damage caused by factors found not to be the cause of Mitsubishi machine damage or lost profits caused by faults in the Mitsubishi products damage secondary damage accident compensation caused by special factors unpredictable by Mitsubishi damages to products other than Mitsubishi products and to other duties Z For safe use This product has been manufactured as a general purpose part for general industries and has not been designed or manufactured to be incorporated in a device or system used in purposes related to human life Before using the product for special purposes such as nuclear power electric power aerospace medicine or passenger movement vehicles consult with Mitsubishi This product has been manufactured under strict quality control However when installing the product where major accidents or losses could occur if the product fails install appropriate backup or failsafe functions in the system Country Region Sales office Tel Country Region Sales office Tel U S A Mitsubishi Electric Automation Inc Hong Kong Ryoden Automation
3. 8 2x W lt 2000bytes Communication speed 10Mbps 20 Mbps multiples transmission 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 Overall distance Distance between stations 2 30km SI optical cable inter station 500m H PCF optical cable inter station 1km Broad band H PCF optical canle inter station 1km QSI optical cable inter station 1km 300m 0 19 mil Distance between stations 300m 0 19 mil 500m 0 31 mil Distance between stations 500m 0 31 mil 5C 2V Repeater module A6BR10 A6BR10 DC Maximum expansion is 2 5km Accessible network range Same network only Maximum number of groups 9 Number of stations connected to a network 63 stations 31 stations RAS functions Loopback in case of error detection or cable disconnection Specific to A9GT QU71LP23 Link channel check for the host station Abnormality detection by link special relay resistor Various diagnostic functions Transient transmission N N communication Cable Optical fiber cable Arranged by user 3 3C 3V 5C 2V or equivalent Item A9GT QJ71LP23 A9GT QJ71BR13 BNC P 3 NiCAu For 3C 2V BNC P 5 NiCAu For 5C 2V Equivalent goods manufactured by DDK Electronics LTD Internal
4. MITSUBISHI ELECTRIC CORPORATION A 6 CONTENTS 1 Overview 2 Perfomance Specifications 3 Part Names and the Settings 4 Installation Procedure 00 c cece cece ecee eee eeeeceeeeenene teense eneeeeeeensneeietee 9 5 Precautions for Laying Cables cccecceeeceeereeeeeeeeeeceeeeseeeeeeeeeneeseeeseneeeaees 5 1 Precautions for cable connection A9GT QJ71LP23 5 2 Precautions for cable connection A9GT QJ71BR13 6 Wiring Method 7 External Dimensions A 7 Manuals The following shows manuals relevant to this product Detailed Manual Manualiane Manual number Type code GT15 User s Manual SH 080528ENG Option 1D7M23 GOT1000 Connection Manual SH 080532ENG Option 1D7M26 Relevant Manuals For relevant manuals refer to the PDF manual stored within the drawing software used A 8 1 Overview This manual explains the GT15 MELSECNET 10 communication unit hereinafter referred to as GT15 75J71LP23 Z GT15 75J71BR13 Z i e the specifications switch settings and how to mount onto the GOT The GT15 75J71LP23 Z and GT15 75J71BR13 Z allow the GOT 1000 series to function as a normal station MELSECNET 10 connection in the MELECNET 10 network system PLC to PLC network After unpacking each product package check if the following items are contained lt GT15 75J71LP23 Z gt Product name Model name Quantity A9GT QJ71LP23 net
5. current consumption 0 52A in total with GT15 75IF900 Weight 0 5kg 1 1Ib in total with GT15 751F900 1 The vibration resistance of the MELSECNET 10 communication unit is as follows Differs with the GT15 Item Specifications Sweep count 2 core optical connettor plug Arranged by user 3 Applicable connectors Frequency Acceleration Amplitude Under 10 to 57Hz 0 075mm 6 times Conforming 0 003inch i each in Vibration to intermittent resistance JIS B 3502 Vibration 57 to 150Hz eas XY Z IEC 61131 2 directions Under 10 to 57Hz Pe oe gD continuous 0 001inch vibration 57 to 150Hz minch 2 In the case of coaxial bus system the cable length between stations may be restricted depending on the number of connected stations Refer to Section 5 2 1 3 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 and the Settings The following indicates part names and the setting of each part of A9GT QJ71LP23 A9GT QJ71BR13 and GT15 75IF900 A9GT QJ71LP23 Front Back iy a a E ON 8 IN A9GT QJ71BR13 Front Back spa FEH 6 7
6. Ltd 500 Corporate Woods Parkway Vernon 10th Floor Manulife Tower 169 Electric Hills IL 60061 Road North Point HongKong Tel 1 847 478 2100 Tel 852 2887 8870 Brazil MELCO TEC Rep Com e Assessoria China Ryoden Automation Shanghai Ltd Tecnica Ltda 3F Block5 Building Automation Rua Correia Dias 184 Instrumentation Plaza 103 Cao Bao Rd Edificio Paraiso Trade Center 8 andar Shanghai 200233 China Paraiso Sao Paulo SP Brazil Tel 86 21 6120 0808 Tel 55 11 5908 8331 Taiwan Setsuyo Enterprise Co Ltd Germany Mitsubishi Electric Europe B V German 6F No 105 Wu Kung 3rd RD Wu Ku Branch Hsiang Taipei Hsine Taiwan Gothaer Strasse 8 D 40880 Ratingen Tel 886 2 2299 2499 GERMANY Korea HAN NEUNG TECHNO CO LTD Tel 49 2102 486 0 1F Dong Seo Game Channel Bldg UK Mitsubishi Electric Europe B V UK 660 11 Deungchon dong Kangsec ku Branch Seoul Korea Travellers Lane Hatfield Herts AL10 7 Tel 82 2 3660 9552 8XB UK Singapore Mitsubishi Electric Asia Pte Ltd Tel 44 1707 276100 307 Alexandra Road 05 01 02 Italy Mitsubishi Electric Europe B V Italian Mitsubishi Electric Building Singapore 159943 Tel 65 6473 2308 Thailand F A Tech Co Ltd 898 28 29 30 S V City Building Office Branch Centro Dir Colleoni Pal Perseo Ingr 2 Via Paracelso 12 20041 Agrate B Milano Italy es Tower 2 Floor 17 18 Rama 3 Road r Tel 39 039 6053344 5 Bangkpongpang Yannawa Spain Mitsubishi Electric Europe B V Spanish B
7. MITSUBISHI GT15 MELSECNET 10 communication unit User s Manual GT15 75J71LP23 Z Set of AIGT QJ71LP23 and GT15 75IF900 GT15 75J71BR13 Z Set of AIGT QJ71BR13 and GT15 75IF900 Thank you for purchasing the GOT1000 Series Prior to use please read both this manual and detailed manual thoroughly to fully understand the product MODEL GT15 75J71LP23 Z U MODEL CODE IB NA 0800315 C 0603 MEE GOTiocoo 1D7M30 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 I Indicates that incorrect handling may cause hazardous D DANGER conditions resulting in death or severe injury I l l Indicates that incorrect handling may cause hazardous conditions resulting in medium or slight personal I A CAUTION injury or physical damage I 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 forwa
8. al fiber cable used Distance between stations m ft SI optical fiber cable 500 1640 5 Old type A 2P 300 984 3 SI optical fiber cable 500 1640 5 H PCF optical fiber cable 1000 3281 Broad band H PCF optical fiber cable 1000 3281 QSI optical fiber cable 1000 3281 2 When connecting an optical fiber cable the following restrictions on the bending radius must be observed For further details please ask the supplier where you parchase the cable 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 4 When attaching or detaching the optical fiber cable to from the module hold the cable connector securely with the hands 5 Connect the cable connector and module connector securely until you hear a click sound 6 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 A9GT QJ71LP23 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 Netwo
9. al station in parallel condition Unusable Unusable Unusable Test mode 4 Station to station test Slave station Test mode 5 Self loopback test Test mode 6 Internal self loopback test Test mode 7 Hardware test Unusable Unusable Unusable Test mode 8 Network number confirmation LED indication Test mode 9 Group number confirmation LED indication F Test mode 10 Station number confirmation LED indication Station number setting switch STATION No Station number setting factory setting at time of shipping 1 lt Setting range gt 1 to 64 Other than 1 to 64 setting error SW E LED lamp is lit Station number Group number setting Switch Details Group number setting factory setting at time of shipping 0 lt Setting range gt 0 No group setting Fixed 4 Network number setting switch NETWORK 0 X1 No Network number setting factory setting at time of shipping 1 lt Setting range gt 1 to 239 Network number Other than 1 to 239 Setting error SW E LED lamp is lit Connector A9GT QJ71LP23 Connect the optical fiber cable A9GT QJ71BR13 Connect the F type connector Mounting screw Screw for mounting to the GT15 75IF900 Connector Connector for connection to the GT15 751F900 Mounting screw Mounting screw to be fixed with the GOT main unit Interfac
10. angkok 10120 Branch jangkok 104 Tel 66 2 682 6522 Indonesia P T Autoteknindo SUMBER MAKMUR Jl Muara Karang Selatan Block a Utara No 1 Kav No 11 Kawasan Industri Carretera de Rubi 76 80 08190 Sant Cugat del Valles Barcelona Spain Tel 34 93 565 3131 5 France Mitsubishi Electric Europe B V French Fargucangan lakana Utara 10 Branch India Messung Systems Put Ltd 25 Boulevard des Bouvets F 92741 Electronic Sadan NO 111 Unit No15 Nanterre Cedex France M I D C BHOSARI PUNE 411026 India TEL 33 1 5568 5568 Tel 91 20 712 2807 South Africa Circuit Breaker Industries LTD Australia Mitsubishi Electric Australia Pty Ltd Tripswitch Drive Elandsfontein Gauteng 348 Victoria Road PostalBag No 2 South Africa Rydalmere N S W 2116 Australia Tel 27 11 928 2000 Tel 61 2 9684 7777 MITSUBISHI ELECTRIC CORPORATION HEAD OFFICE TOKYO BUILDING 2 7 3 MARUNOUCHI CHIYODA KU TOKYO 100 8310 JAPAN NAGOYA WORKS 1 14 YADA MINAMI 5 CHOME HIGASHI KU NAGOYA JAPAN When exported from Japan this manual does not of Economy Trade and Industry for service transaction permissiot Specifications subject to change without notice Printed in Japan on recycled paper
11. cause the oxide is not generated in connected part 13 7 Please wire the cable correctly After wiring perform a station to station test or others to confirm if the setting and wiring of A9GT QJ71BR13 have been 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 8 There are integral type and separate type F shaped connectors In the case of the separate type F shaped connector tighten the ring of the connector until the ring is tight before connecting the connector to the network module If the ring is loose a communication error may occur Turn clockwise tightening direction Integral type F shaped connector After connecting the F shaped connector to the network module retighten its ring periodically Retighten it with both hands as shown below Network module Turn clockwise VY Coaxial cable 6 Wiring Method 1 A9GT QJ71LP23 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 nu
12. e connector Connector connecting to GOT Extension connector Connector connecting with A9GT QJ71LP23 A9GT QJ71BR13 1 Even if the station No settings are overlapped the M S E LED may not be on depending on the line status or cable connection status It is recommended to confirm the settings by performing a visual check and executing a confirmation test 2 If no terminal resistors are attached this may be always on This is not a network error specific to A9GT QJ71BR13 3 Make sure to reset the GOT after changing the settings However this does not apply when 2 mode setting switch is changed to any of D to F 4 The GOT does not use a group number Set as 0 No group designation 4 Installation Procedure 1 Power off the GOT 2 Remove the two extension unit covers of the GOT 75IF900 along the groove of the GOT case 3 Fit the GT15 75IF900 by tightening its mounting screws 3 places with tightening torque 0 36 to 0 48 N 4 Fasten the GT15 em 5 Attach the communication unit fixing brackets 3 places to GT15 75IF900 then fasten them with tightening torque of 0 36 to 0 48 Nem 6 Mount the network unit A9GT QJ71LP23 or A9GT QJ71BR13 to GT15 75IF900 0 48Nem 5 Precautions for Laying Cables 5 1 Precautions for cable connection A9GT QJ71LP23 1 The distance between stations varies depending on the type of optic
13. failure noise etc Normal An error has occurred i e the received data processing is delayed lt Cause gt H W failure cable failure noise etc Normal Details An error has occurred i e 1 is continuously received more than specified times or the received data length is too short lt Cause gt The timing when the station that sends data to the corresponding station is disconnected H W failure cable failure noise etc Norma When the baton has not been passed to the host station within the monitor time lt Cause gt Short monitor time cable failure noise etc Norma An error has occurred i e an error code is received lt Cause gt Cable failure noise etc Norma An error has occurred i e the internal processing of the data to be sent is not executed at constant intervals lt Cause gt H W failure Norma An error has occurred in forward loop reverse loop lt Cause gt The adjacent station power is off cable is disconnected unconnected Specific to A9GT QJ71LP23 Off Normal Barely on Data transmitting Barely on Data transmitting Mode setting switch Details Setting of mode Factory setting at time of shipping 0 Mode Name Contents On line automatic double line existent Data link automatic double line existent Use not possible Off line Placing loc
14. ion 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 removing 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 Z 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 Do not change the switch settings while power is on This may cause failures or malfunctions 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 Overtigh
15. mber 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 A1SJ71 A1SJ71 AQGT LP21 LP21 Qu71 LP23 OUT IN OUT IN OUT IN A N A P F 2 A9GT QJ71BR13 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 specifications Control station Normal station Normal station Station number 1 Station number 2 Station number 3 A1SJ71 A1SJ71 AQGT BRIA BR11 QJ71 BR13 a E Terminal resistor 15 7 External Dimensions 1 GT15 751F900 150 5 91 F 102 4 02 23 0 91 1 Unit mm inch 2 A9GT QJ71LP23 149 5 87 99 3 90 O v 7 H 7 i When the When the connector is connector is connected connected a 0064I92 S119 ca a TOOT lyf GOT main unit y bsi GT15 75IF900 E ir eee Unit mm inch Please contact the Mitsubishi Electric System Service Corporation 17
16. rd it to the end user A 1 DESIGN PRECAUTIONS f 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 system 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 mo
17. re 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 A 2 INSTALLATION PRECAUTIONS N CAUTION Use this unit in the environment given in the general specifications of the 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 N 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 communicat
18. rk System Reference Manual PLC to PLC network 11 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 the power supply 5 2 Precautions for cable connection A9GT QJ71BR13 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 33 stations Station to station cable length Cable type 3C 2V 5C 2V 3C 2V 5C 2V 016 1m 288 A AA 1 3 28 ft to 5 m 16 4 ft O D O O 5 16 4 ft to 13 m 42 65 ft O O x x 13 42 65 ft to 17 m 55 78 ft O O O O 17 55 78 ft to 25 m 175 63 ft Oo O x x 25 175 63 ft to 300 m 98 43 ft oO O O O 300 98 43 ft to 500 m 1640 5 ft x O x O 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 A6BR10 or A6BR10 DC use the station to station cable length indicated by 10 to 33 stations regardless of the number of s
19. tations connected or the number of repeater modules 2 Precautions for laying cable a Coaxial cables must be laid 100mm or more apart from power cables and control cables b Consider wiring using double shielded coaxial cable in places that are subject to large amounts of noise Double shielded coaxial cable 5 Enlarged view Sheath Sheath Mitsubishi Cable 5C 2V CCY of cable ea Internal N conducter _ Grounding Insulation External External material conductor conductor Grounding 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 Cable type Allowable bending radius Connector A A r mm in Almm in AY 3C 2V 23 0 91 5C 2V 30 1 18 ee 50 1 97 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 be
20. tening 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 Z CAUTION Dispose of this product as industrial waste A 4 TRANSPORTATION 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 the 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 Revision Print Date Manual Number Jan 2005 IB NA 0800315 A First edition Dec 2005 IB NA 0800315 B Description of the front cover is reviewed Mar 2006 IB NA 0800315 C Partial corrections Chapter 1 2 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 2005
21. work unit for optical loop network connection normal station only A9GT QJ71LP23 Interface converter unit GT15 751F900 Communication unit fixing bracket lt GT15 75J71BR13 Z gt Product name Model name A9GT QJ71BR13 network unit for coaxial bus network connection normal station only A9GT QJ71BR13 F type connector A6RCON F Interface converter unit GT15 751F900 Communication unit fixing bracket 1 In the case of coaxial type network system terminal resistors must be attached to both terminal stations of the network The AQGT QJ71BR13 does not include terminal resistors AGRCON R75 752 Therefore they should be prepared by the user A network unit A9GT QJ71LP23 or A9GT QJ71BR13 can be connected to the GOT with the GT15 75IF900 which can perform monitoring as a normal station in the MELSECNET 10 network system PLC to PLC network For system configuration when connecting the GOT to MELSECNET 10 refer to GOT1000 Series Connection Manual 2 Perfomance Specifications The following is the performance specification of MELSECNET 10 communication unit For the general specifications of MELSECNET 10 communication unit refer to the GT15 User s Manual 1 Item A9GT QJ71LP23 A9GT QJ71BR13 Maximum number of link points per network 8192 points LB 8192 points LW 8192 points Maximum number of link points per station B Y
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