TECHNICAL BULLETIN MITSUBISHI ELECTRIC CORPORATION
Contents
1. E E BIBJB c O0 TECHNICAL BULLETIN Issue No T08 0010 Page 22 38 Title MELSEC A QnA Series Ethernet Interface Module Date of Issue May 99 Relevant Models AJ 71E71 S3 A1S 71E71 B2 S3 A1SJ 71E71 B5 S3 AJ 71QE71 AJ 71QE71 B5 A15 71QE71 B2 A15 71QE71 B5 Check item Check details E71 Buffer memory Monitor value Address Item name 4 O does not need to be noted 95H E71 port No pu 6 97H 150 151 Remote nade IP Add 98 1 99 1 A 1 B 1 C 1 D OF 2 3H 4 5 6 7 8 9 A B C D BO B1 2 3 te be 60 Remote node port No Fixed buffer transmission 7 error end 64 156 Maximum S 2 9 Communica M Minimum tion time 9EH Current 00 66 68 69 73 74 ME L 3 EET 5 6 NC ru Oo E71 port No o o Remote node P Add H d o ka o rn A1H 163 Open error code 1 4 5 7 2 ET 4 Fixed buffer transmission error s EE 7 1 2 5 7 Remote node port No Fixed buffer communication 6 6 7 4 end 1 1 m MM 1 Communication mu 168 per Her Pr o 3 167 168 Ss s 174 Error log EA SD NN p 9 9 9 A A A A A A A A Buffer memory 5 A A A A AEH AFH tof Sd yp B B 5 5 5 5 5 5 5 5 5 6 6 6 6 6 6 6 6 7 7 7 7 7 7 7 7 7 H H H H H H H H H H H H H H H H H H H H H H TECHNICAL2. Issue No T08 0010 Page 35 38 Title MELSEC A QnA Series Ethernet Interface Module Date of Issue May 99 Relevant Models AJ 71E71 S3 A1SJ 71E71 B2 S3 A1SJ 71E71 B5 S3 AJ 71QE71 AJ 71QE71 B5 A15 71QE71 B2 A15 71QE71 B5 12 15 Check details Errored Subheader Jo Error CONNO 0 OOO E7iport 88 144 145H 324 325 Remote node P Add H 89 326 Remotenodeport 90 147H 327 Errored Subheader ooo Error CON No log12 E7iport Oe Remote nodeport OEA E Errored Subheader Error CON No log13 EZlprt 156 157H Remotenodeport 3 33 EA Errorend Subheader fo ooo Error CON Na log14 E7iport o ooo 351 352 Remotenodeport FE A TECHNICAL BULLETIN Issue No T08 0010 Page 36 38 Title MELSEC A QnA Series Ethernet Interface Module Date of Issue May 99 Relevant Models AJ 71E71 S3 A1S 71E71 B2 S3 A1SJ 71E 71 B5 S3 AJ 71QE71 AJ 71QE71 B5 A1SJ 71QE71 B2 A1SJ 71QE 71 B5 18 15 Check details Monitor value Address Item name O does not need to be noted Errorend oo Subheader ICON No E7iport o ooo 120 168 169H 360 361 Remote node IP Add H 121 362 Remote node port 122 16BH 363 Error log 16 371 372 174H 372 Cd 178 179H 376 377 No of times IP P received 17A 17BH 378 379 No of times received P P d
3. x r e Mr 3 Always use a double shielded cable for the coaxial cable when connected with 10BASE2 Ground the outer shield Es Ground this section Supplement for shield treatment process e Treat the shield near the outlet from the control panel If the grounding point is separated from the outlet position magnetic inductance could recur in the cable after the grounding point and could lead to the generation of higher harmonic noise e Ground the shield with as wide an area to the control panel as possible The following types of clamp fittings can be used Note that the paint on the inner wall of the control panel that contacts with the fitting must be peeled off Screw Shield section Clamp fitting e Paint mask Shield cable TECHNICAL BULLETIN Issue No T08 0010 Page 5 38 Title MELSEC A QnA Series Ethernet Interface Module Date of Issue May 99 Relevant Models AJ 71E71 S3 A1SJ 71E71 B2 S3 A1SJ 71E71 B5 S3 g e AJ 71QE71 AJ 71QE71 B5 A15 71QE71 B2 A15 71QE71 B5 The shield must be grounded within 30cm from the E 71 If care is not taken when treating the end of the shield the effect obtained with the transfer impedance of the shield wire will be lost If a vinyl wire is soldered on the shield section of the shielded cable as shown below and the end is treated for grounding the higher harmonic impedance will increase and the effect of the shield will be lo
4. H 217 218H 535 536 Router IPIPAdd 5 H 219 21AH 537 538 SubnetAdd 6 8H 21B 21CH 539 540 Router IPIPAdd 6 H 21D 21EH 541 542 SubnetAdd 7 H 21F 220H 543 544 Router IPIPAdd 7 H 221 222H 545 546 SubnetAdd 8 223 2244 547 548 Router IPIPAdd 8 H Na 5 6 I I I I I II IIII I I I INENE Buffer 200 2014 512 513 H memory 8 202 203H 514 515 Default router IP 204H No of registered routers E TECHNICAL BULLETIN Issue No T08 0010 Page 38 38 Title MELSEC A QnA Series Ethernet Interface Module Date of Issue May 99 Relevant Models AJ 71E71 S3 A1S 71E71 B2 S3 A1SJ 71E71 B5 53 AJ 71QE71 AJ 71QE71 B5 A1SJ 71QE71 B2 A1S 710E 71 B5 15 15 Check details O does not need to be noted 228H No of conversion table data items 229 22AH 553 554 Communication request N W station No 1 22B 22CH 555 556 N W E711P Add 1 22F 230H 559 560 Communication request NAW station No 2 231 232H 561 562 N W E71 IP Add 2 235 236H 565 566 9 nmunication request N W station No 3 237 238H 567 568 N W E71 IP Add 3 23B 23CH 571 572 Communication request NW station No 4 23D 23EH 573 574 N W E71 IP Add 4 241 242H 577 578 Communication request N W station No 5 243 244H 579 580 N W E711P Add 5 247 248H 583 584 Communication request N W station No 6 oo qo o pool lo ooo o
5. x TECHNICAL BULLETIN Issue No T08 0010 Page 27 38 Title MELSEC A QnA Series Ethernet Interface Module Date of Issue May 99 Relevant Models AJ 71E71 S3 A1SJ 71E71 B2 S3 A1SJ 71E71 B5 S3 AJ 71QE71 AJ 71QE71 B5 A15 71QE71 B2 A15 71QE71 B5 Check details memory 1 1 Local station IP address Buffer memory 2 Record Monitor value O does not need to be noted mi EE E me m 8 mE a NE BE ME 6 mej 8 0 1H 11 TCP ULP timeout TCP zero window T Existence check start interval T 1 5 6 8 Existence check interval T 0 3 15 1 No of resend times for existence check 2 25H 37 26 27 4H BH CH DH EH FH 10H 11H 12H 13H 14H 20H 1H I Ww UJ w N 00 E E71 port No 4 5 6 8 NE 29 2AH 41 42 B 43 C 2EH 44 46 47 30 31H 48 49 32H 50 33 35H 51 53 H 54 5 N E 2 N TI UJ a 37 38H 55 56 9H 7 3A 3CH 58 60 5 UJ O 1 Local station IP address Special function setting Buffer memory 3 Remote Ethernet Add Remote node port No E71 port No Remote node IP Add Remote node port No Remote node I P Add 1 2 3 TECHNICAL BULLETIN Issue No T08 0010 Page 28 38 Title MELSEC A QnA Series Ethernet Interface Module Date of Issue May 99 Relevant Models AJ 71E71 S3 A1S 71E71 B2 S3 A1SJ 71E 71 B5 S3 AJ 71QE71 AJ 71QE71 B5 A1SJ 71QE7
6. Changes from previous installation environment Changes from previous system configuration Device configuration of remote node Type of trouble PO Phenomenon Communication details at occurrence How did the trouble occur Which device does the cause seem to be at E71 side Remote node side Reasons for above EA State of remote node fF Details of error occurring on remote node side EE Version Hardware software Errorcode o Jo NameoflitLED NameofflickeringLED Details displayed on indicator display TECHNICAL BULLETIN Issue No T08 0010 Page 25 38 Title MELSEC A QnA Series Ethernet Interface Module Date of Issue May 99 Relevant Models AJ 71E71 S3 A1S 71E71 B2 S3 A1SJ 71E 71 B5 S3 AJ 71QE71 AJ 71QE71 B5 A1SJ 71QE71 B2 A1SJ 71QE 71 B5 4 1 E71 Stateofmain Tye ___ Version Hardware software 1 o ooo O Communia sw gt ON OFF setting switch sws ON OF swe J MON OFF NamedlitLED PG Name of lit LED Name of flickering LED ES State of input XO Transmission normal ON OFF YO signals reception end 1 Transmission error MEET 1 QNARE x2 Transmission normal ON OFF Y2 reception end 2 x3 Transmission error ON OFF Y3 Transmission detection 2 request or Transmission normal reception reception end 3 Or confirmation Transmission error FEET 3 ON DEE X6 Transmission normal ON OFF Y6 reception end 4 Transmission error Ed 4 ONSarE TECHNIC
7. TECHNICAL BULLETIN Issue No T08 0010 Page 10 38 Title MELSEC A QnA Series Ethernet Interface Module Date of Issue May 99 Relevant Models AJ 71E71 S3 A1SJ 71E71 B2 S3 A1SJ 71E71 B5 S3 AJ 71QE71 AJ 71QE71 B5 A15 71QE71 B2 A1S 71QE71 B5 2 3 Precautions for creating application software for remote node 1 Communicating with one connection To avoid confusion with the application software it is recommended to open a connection port for each communication function and to communicate data Example When carrying out reception transmission of the fixed buffer and reading writing of the PLC CPU data in respect to the PLC side open the following data communication connections and exchange the data e For transmission of fixed buffer communication e For reception of fixed buffer communication e For read write communication of data in PLC CPU When communicating with several types of functions refer to section 5 below 2 Opening and closing connection with E71 side As the reopening process shown in 3 below takes time limit the number of times the connection with E71 is opened and closed Open the connection when starting data communication and close the connection when the series of data communications multiple data communications has completed 3 Opening connection with E71 side When using TCP IP communication always consider the following time required on the E71 side a When closing the connec
8. 4 Areany errors indicated with the display LED Buffer memory address A Series E71 Tn Series E71 Display details Display details when lit flickering Normal operation display Lit Normal Communication READY display Flickering Initial normal end Display during communication Lit Executing communicating BSY process with remote O a SW ERR Switch setting error display Lit Error Error COM ERR Fe e Seen Lit Detecting error BUF 1 to BUF8 B1 to B8 Connection status display Lit Open end opened Manual Reference Section MELSEC A Series SH 3582 Section 4 4 MELSEC QnA Series SH 3567 Section 4 4 5 Is an error detection being input with the input signals Buffer memory address Signal name Status during error occurrence A Series E71 QnA Series E71 XL X3 X5 XD XF Transmission error detection ON Error detection for fixed signal buffer communication Open error detection signal ON Error detection X1A Initial error signal ON Error detection COM ERR LED turned on signal ON COM ERR LED is lit X1F Watch dog timer error detection ON Watch dog timer error signal occurrence Manual Reference Section MELSEC A Series SH 3582 Section 3 6 MELSEC QnA Series SH 3567 Section 3 6 TECHNICAL BULLETIN Issue No T08 0010 Page 14 38 Title MELSEC A QnA Series Ethernet Interface Module Date of Issue May 99 Relevant Models AJ 71E71 S3 A1SJ 71E71 B2 S3 A1SJ 71E7
9. 71QE71 B2 A15 71QE71 B5 9 15 Check details Record E71 Buffer Monitor value Address Item name memory 5 O does not need to be noted LED lighting state left side LED lighting state right side Operation mode setting 3 Communication condition 3 setting 5 RECV command execution 2 result a an x D3H i execution result DBH 219 DDH rom NE Buffer EBH 227 No of errors No of errors generated memory 6 E4H 228 Erorlogwritepointer 8 Error log write pointer E eat za 3222 EH COM Code am Error E9H 233 P ee as EDH 223 Z BEH 238 BFH 239 FOH 240 FIH 24llerror F2H 242 lo92 LH 26 FeHH z6 TECHNICAL BULLETIN Issue No T08 0010 Page 33 38 Title MELSEC A QnA Series Ethernet Interface Module Date of Issue May 99 Relevant Models AJ 71E71 S3 A1SJ 71E71 B2 S3 A1SJ 71E71 B5 S3 AJ 71QE71 AJ 71QE71 B5 A15 71QE71 B2 A15 71QE71 B5 10 15 Em 1 Subheader COM Code Ho CON No GE 24 FC FDH 252 253 hente nede Ad AM 254 personajes 26 FFH 108 259 1044 260 Gom 265 108H 264 1004 265 WAH 266 108H 267 1004 268 2004 269 RemoenodelPAdd H Remotenodeport 333 Emoend 0 O Subheader fo Error CON No Pp log 5 mr 258 dam 257 102H 258 Error log 4 CoM Code H empot 4 Re
10. NameofflikeringLED 1 State of input xO Transmission normal ON OFF YO ON OFF signals reception end 1 Transmission error mE 1 OM DER E x2 Transmission normal ON OFF Y2 ON OFF reception end 2 x3 Transmission error ON OFF Y3 Transmission ON OFF detection 2 request or Transmission normal reception ES end 3 ON OFF Aa ON OFF Transmission error SE 3 DG OERE X6 Transmission normal ON OFF Y6 ON OFF reception end 4 Transmission error MEE 4 ON BEE 1 2 3 5 7 TECHNICAL BULLETIN Issue No T08 0010 Page 17 38 Title MELSEC A QnA Series Ethernet Interface Module Date of Issue May 99 Relevant Models AJ 71E71 S3 A1S 71E71 B2 S3 A1SJ 71E71 B5 S3 AJ 71QE71 AJ 71QE71 B5 A15 71QE71 B2 A15 71QE71 B5 Check ae 5 9 E71 State of input Transmission nue lon OFF OFF va reception end Transmission error T Transmission mr ON OFF YA 3 reception end Transmission error Open request gt 1 Record aro onore onore onore onore onore on orr on OFF onore oorr on ore aro on orr ON OFF ON OFF ON OFF ON OFF Transmission wm ON OFF YC 5 ON OFF reception end Transmission error XE Transmission mr ON OFF YE reception end Transmission error FA sey ne 3 State of output ON OFF L8 ER ON OFF 19 1 ION OFF Y1 ON OFF 20 Use prohibited ON OFF am X14 Open end ON OFF 22 1 ON OFF Y15 ON OFF E ON OFF ON lon OFF COM ERR turn off ON OFF i x 18 Open error detection O
11. SW2 on the main body b Communication statement division and data length Manual Reference Section MELSEC A Series SH 3582 Section 3 5 1 MELSEC QnA Series SH 3567 Section 3 5 1 c Communication procedure Manual Reference Section MELSEC A Series SH 3582 Section 3 5 2 MELSEC QnA Series SH 3567 Section 3 5 2 When communicating with TCP IP the response reception is monitored with the application software The monitor time must be larger than the TCP resend timer value It is also recommended that the time be longer than the TCP ULP timeout time d Connection forced disconnection conditions Manual Reference Section MELSEC A Series SH 3582 Section 3 5 3 MELSEC QnA Series SH 3567 Section 3 5 3 TECHNICAL BULLETIN Issue No T08 0010 Page 12 38 Title MELSEC A QnA Series Ethernet Interface Module Date of Issue May 99 Relevant Models AJ 71E71 S3 A1SJ 71E71 B2 S3 A1SJ 71E71 B5 S3 AJ 71QE71 AJ 71QE71 B5 A15 71QE71 B2 A1S 71QE71 B5 3 Troubleshooting 3 1 Communication troubleshooting procedures 1 Find the following details for each device according to the details of the error that has occurred 1 What type of trouble occurred 2 What is the current phenomenon or error details occurring on the E71 side and remote node side Which node is causing the occurrence How did the trouble occur Also check the communication details at the time of trouble U Buy Is there
12. any difference in the installation environment before and after the trouble Noise Is there any difference in the system configuration before and after the trouble Expanded system installation etc 7 If possible replace the E71 or remote node and check if the state changes o 2 Check the following states on the E71 side 1 Isthere any abnormality in the hardware Check with the self diagnosis test Manual Reference Section MELSEC A Series SH 3582 Section 4 6 MELSEC QnA Series SH 3567 Section 4 6 2 Didthe initialization end normally Check RDY LED flickering input signal X19 ON Manual Reference Section MELSEC A Series SH 3582 Section 4 4 and 5 3 MELSEC QnA Series SH 3567 Section 4 4 5 3 and 5 4 3 Isthe connection with the remote node open Check BUFn Bn LED lit input signal X10 to X17 ON Check how the connection was opened e Was the connection opened for TCP IP or UDP IP communication e When opened for the TCP IP communication is Active designated or Passive Unpassive F ull passive designated Manual Reference Section MELSEC A Series SH 3582 Section 4 4 and 5 4 MELSEC QnA Series SH 3567 Section 4 4 and 5 5 TECHNICAL BULLETIN Issue No T08 0010 Page 13 38 Title MELSEC A QnA Series Ethernet Interface Module Date of Issue May 99 Relevant Models AJ 71E71 S3 A1S 71E71 B2 S3 A1SJ 71E71 B5 53 AJ 71QE71 AJ 71QE71 B5 A1SJ 71QE71 B2 A1S 710E 71 B5
13. etc and so that the communication system can be quickly restarted TECHNICAL BULLETIN Issue No T08 0010 Page 4 38 Title MELSEC A QnA Series Ethernet Interface Module Date of Issue May 99 Relevant Models AJ 71E71 S3 A1SJ 71E71 B2 S3 A1SJ 71E71 B5 S3 AJ 71QE71 AJ 71QE71 B5 A15 71QE71 B2 A1S 71QE71 B5 2 2 Precautions regarding MELSEC A QnA Series Ethernet interface module 1 Precautions for hardware a Use I EEE 802 3 compatible hardware b Consider the following points for the transceiver when connected with 10BASE 5 1 Use a transceiver that handles the Signal Quality Error TEST SQETEST or a signal called a heartbeat and set so that SQETEST is ON and the heartbeat signal is valid 2 For the voltage for supplying the transceiver s external power supply to the E71 consider the voltage drop at the AUI cable and the voltage drop 0 8V in the E71 Recommended supply voltage 14 08VDC to 15 75VDC c Consider the following points when connecting the E 71 to the line to reduce communication trouble caused by higher harmonics and noise Communication trouble may be reduced by using the following measures 1 Keep the cables as short as possible as they are affected by higher harmonics and noise 2 Always ground the AUI cable when connected with 10BASE 5 The AUI cableis a shielded cable so remove part of the sheath as shown below and ground the exposed shield section with as wide an area as possible
14. subheader code e f the subheader data is a code other than that handled by the E71 an error end response will be returned to the remote node When data length designated immediately after subheader is greater than the text data amount e The E71 will wait to receive the insufficient remaining data e If the remaining data is received within the response monitor value timer the E71 will carry out a process corresponding to the subheader code e If the remaining data is not received within the response monitor value timer the E71 will carry out the following processes The RST command will be sent from the E71 to the remote node and the line will be dosed The occurrence of an open error will be notified to the PLC CPU Open error detection signal ON The error code will be stored in the open error code storage area Theerror code is not stored in the E71 error log storage area 3 Precautions for creating E71 sequence program TECHNICAL BULLETIN Issue No T08 0010 Page 8 38 Title MELSEC A QnA Series Ethernet Interface Module Date of Issue May 99 Relevant Models AJ 71E71 S3 A1SJ 71E71 B2 S3 A1SJ 71E71 B5 S3 AJ 71QE71 AJ 71QE71 B5 A15 71QE71 B2 A1S 71QE71 B5 a Use the following procedures for carrying out various processes such as initialization opening and data transmission reception 1 Write the corresponding process data communication conditions etc in the buffer memory 2 Turn the corresponding process req
15. 1 B2 A1SJ 71QE 71 B5 5 15 Check details E71 Buffer Monitor value Address Item name memory 3 O does not need to be noted 3DH 61 E71port No 1 3E 3FH 62 63 Remote node IP Add 15 Remote node port No 16 1 43H 65 67 Remote Ethernet Add D 0 META 18 69 70 19 47H B 2 5 9 4m n RemotenodepartNo 20 48 4AH 72 74 21 4BH 4 z ar ma JESTI 5 E71 port No 5 EEN 78 24 AF 51H 79 81 MEN 82 26 53 54H 83 84 27 H 85 9 Remote node port No Remote Ethernet Add E71 port No Remote node IP Add Remote node port No 7 Remote Ethernet Add 28 86 88 5 Ec NE 30 90 91 31 2 32 5D 5FH 93 95 Remote node IP Add Remote node port No Remote Ethernet Add p SS SS p sss poo o v o SSS EA AAA TECHNICAL BULLETIN Issue No T08 0010 Page 29 38 Title MELSEC A QnA Series Ethernet Interface Module Date of Issue May 99 Relevant Models AJ 71E71 S3 A1SJ 71E71 B2 S3 A1SJ 71E71 B5 S3 AJ 71QE71 AJ 71QE71 B5 A15 71QE71 B2 A15 71QE71 B5 6 15 Check details Record Monitor value Address tem name O does not need to be noted 67H 103 Communication instruction when stopped GC GEH 108 110 E7IEthernt Add H 70H 112JEEPROM register status H TIH 113 Parameterusestatus H 72H 114 EEPROMreadresult 3 738 1I5JEEPROM writer
16. 1 B5 A15 71QE71 B2 A15 71QE71 B5 item item Check details E7 JE memory Monitor value Address Item name O does not need to be noted 8 1 2DH 45 E7ipotNo 30H Remote nodeportNo 0000 16 17 x E7iportNo 18 19 gt Remote node port No 20 pe ac 58 21 E7iportNo 22 33 RemotenodeportNo a 25 sg 27 Remote nodeportNo 28 29 EZprtNo gt 30 31 Remote nodeportNo 32 26 TECHNICAL BULLETIN Issue No T08 0010 Page 20 38 Title MELSEC A QnA Series Ethernet Interface Module Date of Issue May 99 Relevant Models AJ 71E71 S3 A1S 71E71 B2 S3 A1SJ 71E71 B5 S3 AJ 71QE71 AJ 71QE71 B5 A15 71QE71 B2 A15 71QE71 B5 Check details E71 Buffer memory Address ken fame Monitor value O does not need to be noted Initial error detection 81 82 E711P Add 2 L 4 59H o5 5A 5BH 6 aW C 7 10 ETA 12 13 14 65H 15 6H 16 7H 6AH 20 B 21 6CH 22 DH 23 6FH 110 H 24 70H 11 Remote node port No 25 71H 11 72H 114 Fixed buffer transmission 3 error Fixed buffer communication end 28 74H e OH 83 89E71Ethernet Add E71 port No PO H UT UT Tr UT UT WIN E E o l wo HM Remote node IP Add Remote node port No Fixed buffer transmission 1 error u Ul TI I I I o n I l ele ojo Oo to tO WINJ e N
17. 1 B5 A15 71QE71 B2 A1S 71QE71 B5 2 Precautions for software a The maximum number of remote node stations No of nodes that can be communicated with during one initialization process is 20 stations for the MELSEC A Series E71 and 256 stations for the MELSEC QnA Series E71 To communicate data with more stations initialize the E 71 again E71 is counted as a communication station even when carrying out the ICMP echo request echo response using the Ping command to the E71 from the remote node Manual Reference Section MELSEC A Series SH 3582 Section 3 2 MELSEC QnA Series SH 3567 Section 3 2 b When implementing the E71 leave the setting values of each timer set during the E71 initialization process at the default values and try communicating with the remote node If the value of each timer must be changed due to trouble in the communication use the following relational expression Response monitor timer value TCP ULP timeout value gt TCP end timer value 2 TCP resend timer value TPC resend timer value TCP zero window timer value gt IP assembly timer value When connecting with another brand of device set each timer value with the above expression and so that the following relation is established Monitor timer value for application on other node side gt TCP resend time on other node side TCP resend time on other node side gt TCP resend timer value for Mitsubishi E71 Manual Reference Section
18. 1 B5 S3 AJ 71QE71 AJ 71QE71 B5 A15 71QE71 B2 A15 71QE71 B5 Is an error code stored in the buffer memory Buffer memory address Area name A Series E71 QnA Series E71 50H 80 69H 105 Initial error code storage area 5DH 93 67H 103 7CH 124 86H 134 Open error code storage area 5EH 94 68H 104 7DH 125 87H 135 Fixed buffer transmission error code storage area Fixed buffer communication end code storage area P CFH 207 to DFH 223 __ Data link command execution results storage area Manual Reference Section MELSEC A Series SH 3582 Section 13 1 MELSEC QnA Series SH 3567 Section 17 1 3 3 Use a line analyzer to check the normal and abnormal communication states and comprehend the differences Check on the E71 side and remote node side 4 Pinpoint the cause of the occurring trouble Sort the occurrence causes 1 Causes on line Multiple propagation loop traffic device mounting mistake contact defect device fault operating voltage fluctuation insufficiency noise 2 Causes in communication software Application program firmware x If the trouble is in the application program review the communication procedures and the timer setting value or retry recovery procedures related to the monitoring If the trouble is in the firmware consult with the manufacturer of the device in use for countermeasures TECHNICAL BULLETIN Issue No T08 0010 Page 15 38 Title M
19. AL BULLETIN Issue No T08 0010 Page 26 38 Title MELSEC A QnA Series Ethernet Interface Module Date of Issue May 99 Relevant Models AJ 71E71 S3 A1S 71E71 B2 S3 A1SJ 71E 71 B5 S3 AJ 71QE71 AJ 71QE71 B5 A1SJ 71QE71 B2 A1SJ 71QE 71 B5 3 15 Check item Check details 5 9 xg Transmission norma lon OFF ve 1 ON OFF reception end 5 Transmission error 11 xg PES DOR HONORE VA 3 ON OFF reception end 6 Transmission error T HE Open request 13 xg amena ON OFF VG 5 ON OFF reception end 7 Transmission error XE Transmission normal ON OFF YE 7 reception end 8 Transmission error GET ce JON OFF YF a Jon OFF v1o EEPROM read request EEPROM write 1 2 1 3 ON OFF Y12 ON OFF 4 on OFF v1 14 Use prohibited ON OFF 6 ON OFF Y15 1 request 18 Open error detection ON OFF Y18 Use prohibited ON OFF X19 Initial normal end ON OFF Y19 Initial requet ON OFF 1A Initial error detection ON OFF sa mE Use prohibited 1B Use prohibited ON OFF COM ERR turned on_ ON OFF YiC 1D EEPROM read end ON OFF Y1 X1E EEPROM write end ON OFF Watch dog timer zd errordetection alitis O OJOJ OJOJO o jojo O o o o Z 2 2 2 2 2 Z 2 2 Z Z Z O O O O O O O jojo O o o m mjm m mqi m m m m m m m mnm mimimi mqi m n m m m m m 00 State of output lt UJ X15 X lt Oo x EH m gt x lt UJ X x m UJO o Z o TI TI Use prohibited lt lt pa m U O
20. BULLETIN Issue No T08 0010 Page 23 38 Title MELSEC A QnA Series Ethernet Interface Module Date of Issue May 99 Relevant Models AJ 71E71 S3 A1S 71E71 B2 S3 A1SJ 71E71 B5 S3 AJ 71QE71 AJ 71QE71 B5 A15 71QE71 B2 A15 71QE71 B5 Chekitm Check details E71 d memory Monitor value Address Item name O does not need to be noted 11 1 170H 368 No of times IP packets received INN No of times received IP packet E uns EE il 3 172H o Total No of transmitted IP Ol packets 4 180H No of received ICMP O 5 No of times received ICMP 182H g Total No of transmitted ICMP 6 packets 183H ME lice No of received ICMP E reg 184H E Total No of transmitted ICMP e rep 185H E Total No of transmitted ICMP e req 186H Total No of received ICMP e rep 190H Total No of received TCP packets 191H 1 N o of times received TCP packet l discarded 192H NE Total No of transmitted TCP packets 6 packets 7 No of times received UDP packet g Total No of transmitted UDP 8 packets 1FOH Communication instruction when 4 stopped TECHNICAL BULLETIN Issue No T08 0010 Page 24 38 Title MELSEC A QnA Series Ethernet Interface Module Date of Issue May 99 Relevant Models AJ 71E71 S3 A1SJ 71E71 B2 S3 A1SJ 71E71 B5 S3 AJ 71QE71 AJ 71QE71 B5 A1SJ 71QE71 B2 A15 71QE 71 B5 3 3 MELSEC QnA Series E71 Trouble Check List Check item CPU module No of operating years
21. E71 cannot communicate with a remote node that handles an IEEE 802 3 Standard frame for the Ethernet header Limited by the type and length in the Ethernet header for the data link phase in the communication frame Method of confirming communication with device e Usethe Ping command Ping command ICMP Echo Request Echo Reply function e The Ping command is sent from the remote node to the E71 that has normally completed the initialization process f the remote node receives a response from E 71 communication is possible x State of E71 that has normally completed the initial process RDY LED is flickering X19 is ON Manual Reference Section MELSEC A Series SH 3582 Appendix page 8 MELSEC QnA Series SH 3567 Appendix page 8 2 Communication with remote node a The E71 can exchange data with a remote node that is capable of TCP IP or UDP IP communication b Currently other brands of devices running the following OS are capable of correct data communication Windows 3 1 Windows 95 Windows 98 Windows NT QNX Unix HP UX Method of confirming communication with device e f communication can be carried out correctly with a device running the above OS using the above Ping command and TCP IP or UDP IP communication communication with the E71 is possible Manual Reference Section MELSEC A Series SH 3582 Section 5 4 to Chapter 9 MELSEC QnA Series SH 3567 Section 5 5 to Chapter 9 2 Preca
22. ELSEC A QnA Series Ethernet Interface Module Date of Issue May 99 Relevant Models AJ 71E71 S3 A1S 71E71 B2 S3 A1SJ 71E71 B5 53 AJ 71QE71 AJ 71QE71 B5 A1SJ 71QE71 B2 A1S 710E 71 B5 3 2 MELSEC A Series E71 Trouble Check List Check details Changes from previous Presence of changes system configuration Outline of changes 10BASE2 10BASE5 E71 unit type 1 9 1 1 2 3 5 7 Device configuration of remote node Current state Type of trouble Phenomenon AAA Communication details at occurrence How did the trouble occur 1 1 System Operation start interval 2 No of operating years ime Changes from previous Presence of changes 4 installation environment Outline of changes side Reasons for above State of remotenode Details of error occurring on remote nodeside CPU module GE VN Version Hardware software 1 Error code NameoflitLED ickeri SS i ee Name of flickering LED Details displayed on indicator display TECHNICAL BULLETIN Issue No T08 0010 Page 16 38 Title MELSEC A QnA Series Ethernet Interface Module Date of Issue May 99 Relevant Models AJ 71E71 S3 A1S 71E71 B2 S3 A1SJ 71E71 B5 S3 AJ 71QE71 AJ 71QE71 B5 A15 71QE71 B2 A15 71QE71 B5 im Type o poo O Version Hardware software 1 i O No 0 On line Off line ON ON ON OFF E ON OFF pe 0 TI TI TI TI tion condition setting switch ON OFF N wef ON OFF NameoflitLED ooo S O
23. MELSEC A Series SH 3582 3 after section 5 3 1 12 MELSEC QnA Series SH 3567 3 after section 5 2 2 12 c When exchanging the remote node communication board module with which the connection with E71 was opened restart the E71 When the E71 has been replaced follow the specifications of the remote node and restart the device etc Restarting the E71 1 End communication with all devices and dose all connections that are currently open Turn the open request signal OFF 2 After all open end signals have turned OFF end the E71 Turn the initial request signal OFF 3 After the initial normal end signal has turned OFF initialize the E71 Turn the initial request signal ON 4 After the initial normal end signal has turned ON carry out the open process with the remote node Turn the open request signal ON TECHNICAL BULLETIN Issue No T08 0010 Page 7 38 Title MELSEC A QnA Series Ethernet Interface Module Date of Issue May 99 Relevant Models AJ 71E71 S3 A1SJ 71E71 B2 S3 A1SJ 71E71 B5 S3 AJ 71QE71 AJ 71QE71 B5 A15 71QE71 B2 A1SJ 71QE71 B5 For communication with Ethernet the Ethernet address also called MAC address unique for the device is obtained from the IP address of the remote node continued in the statement That Ethernet address is used for communication Each device saves the MAC address of the remote node with which communication has been carried out If the remote node communic
24. N OFF Y18 Useprohibited ON OFF 26 ON OFF 27 ON OFF i 1B Useprhiites ow OFF is sement m OFF Buffer memory pa veza ERR turned on ON OFF ar switching ON OFF XD je prohibited LE E 1E ON OFF Y1E e prohibited ON OFF Watch dog timer error N OFF 7 N OFF TECHNICAL BULLETIN Issue No T08 0010 Page 18 38 Title MELSEC A QnA Series Ethernet Interface Module Date of Issue May 99 Relevant Models AJ 71E71 S3 A1S 71E71 B2 S3 A1SJ 71E71 B5 S3 AJ 71QE71 AJ 71QE71 B5 A15 71QE71 B2 A15 71QE71 B5 9 Check details Monitor value Address Item name O does not need to be noted No of resend times for existence check TCP ULP timeout T TCP zero window T 3 TCP end T 14 IP setup T im NI 10 8H 9H AH BH CH DH EH E 3 4l 5 ME HE 8 4 5 6 8 HE E71 Buffer memory 1 eem 2 2H 3H E T 16 29H FH 1 Buffer memory 10H 2 11H aH 23 17H 23 Buffer memory dd 1BH zf 22H 34 E71 port No a 2 S a BE mej jas BEEN Ii EnptNo Renate noceport No EnptNo Z RemetenodeportNo Remote node IP Add Remote node port No y Remote Ethernet Add TECHNICAL BULLETIN Issue No T08 0010 Page 19 38 Title MELSEC A QnA Series Ethernet Interface Module Date of Issue May 99 Relevant Models AJ 71E71 S3 A1S 71E71 B2 S3 A1SJ 71E71 B5 S3 AJ 71QE71 AJ 71QE7
25. TECHNICAL BULLETIN Issue No T08 0010 Page 1 38 Title MELSEC A QnA Series Ethernet Interface Module Date of Issue May 99 Relevant Models AJ 71E71 S3 A1SJ 71E71 B2 S3 A1SJ 71E71 B5 S3 AJ 71QE71 AJ 71QE71 B5 A15 71QE71 B2 A1S 71QE71 B5 Thank you for your continued patronage of the Mitsubishi general purpose programmable logic controller MELSEC A Series Precautions for selecting and designing a system with the MELSEC A QnA Series Ethernet interface module hereinafter E71 and a check list for troubleshooting are provided in this document e Described items 1 Precautions for selecting Ethernet interface module Section 1 2 Precautions for designing and structuring system Sections 2 1 and 2 2 3 Precautions for creating application software for communication partner device Section 2 3 4 Communication troubleshooting sese nme Section 3 1 5 Trouble check list utri a preti Paw datada Sections 3 2 and 3 3 Common inquiries from users have been picked up and described in this Technical Bulletin e Modules targeted for described contents Module type Large module Compact module MELSEC A Series MELSEC A Series module MELSEC A Series module AJ 71E71 53 R A1SJ71E71 B2 53 A1SJ71E71 B5 S3 Mr OL AJ71QE71 AJ71QE71 B5 A1SJ71QE71 B2 A1S 71QE71 B5 e Reference manuals for described conte
26. ation board module has been exchanged the MAC address of the remote node must be updated Normally this is not updated immediately and thus communication trouble occurs Reference e The MAC address is an address unique to the device If the device differs the MAC address will also differ e Thetimethat the MAC address of the remote node is held differs according to each device With the E71 the address is held until the end process d When using the E71 s communication function with fixed buffer procedural or communication function with random access buffer designate the actual data size of the text section for data length in the statement application data transmitted from the remote node to the E 71 If the data length is incorrect the error end response will be returned The E71 cannot transmit text having a size different from the data length to the remote node Manual Reference Section MELSEC A Series SH 3582 Section 13 1 1 Remarks MELSEC QnA Series SH 3567 Section 17 1 3 Remarks Supplement for when data length received from remote node is incorrect 1 When data length designated immediately after subheader is less than the text data amount e The data immediately after the text having the data length designated immediately after the subheader will be handled as the second statement The head of each statement is handled as the subheader so the E71 will carry out a process corresponding to the
27. er lines segments 3 Confirming correct communication with remote node Examples of checking the remote node s status to prevent communication from being disabled due to sudden trouble line down etc on that side are given in this section a Using the E 71 existence confirmation function After opening the connection connecting the line with the remote node if communication with the remote node is not carried out for a set interval the E71 will confirm whether the remote node is operating correctly The Ping command will be sent x If an error in the remote node is detected with this confirmation the corresponding connection will be closed the line will be disconnected Set to the program to reopen with the user program b Duplex connection A connection for confirming the state of the remote node is established separately and the state of the local station is periodically sent to the remote node The mutual communication state information is confirmed with a separate connection Set the program so that if an error in the remote node is detected with this status confirmation all connections with the corresponding device are closed and then reopened 4 Restarting the communication system Establish means to be taken if communication between devices is disabled due to a device fault or line obstruction so that the maintenance personnel is swiftly notified of the communication error with lamp displays or buzzer calling
28. esut AH 116 Automatic O UDPportNo 76H II8 N W No statimoNa J 7H me arueNo o oo O 788 120 4 7CH Open error code Fixed buffer transmission error Fixed buffer communication end 78H 7CH 7DH H 127 cotton Maximum poem 83 84H 131 132 85H Remote node port No 86H 87H 88H 89H 8AH 8BH Open error code Fixed buffer transmission error Fixed buffer communication end 85H 864 134 NN mf a BSH B BAH 38 8BH 139 3 gt 1 6 7 8 9 2 6 7 B Maximum aximum ommunication i Minimum time Current E71 port No Remote node IP Add TECHNICAL BULLETIN Issue No T08 0010 Title MELSEC A QnA Series Ethernet Interface Module Page 30 38 Date of Issue May 99 Relevant Models AJ 71E71 S3 A1S 71E71 B2 S3 A1SJ 71E 71 B5 S3 AJ 71QE71 AJ 71QE71 B5 A1SJ 71QE71 B2 A1SJ 71QE 71 B5 om Check item item Buffer memory 5 EJ 8EH 141 14 29H 353 Le 3s L mp 3e Check details Monitor value Address Item name O does not need to be noted ETIportNo RemotenodeportNo Open errorcode Jooo JE buffer transmission error de buffer communication NENNEN end Maximum Minimum Current 4 E7iportNo Remote node port No Openerrorcode 1 Fixed buffer transmission error Fixed buffer communication EEEEEE end Maximum Minimum Current o E7 potno Re
29. iscarded 17C 17DH 380 381 Total No of transmitted IP P 198 199H 408 409 Total No of receivediCMP No of times received CM P P 19C 19DH 412 413 dl No of transmitted ICMP 19E 19FH 414 415 Bes No of received ICMP 1A0 1A1H 416 417 Total No of transmitted ICMP e rep 1A2 1A3H 418 419 i No of transmitted ICMP Total No of received ICMP e rep 1B8 1B9H 440 441 Total No of received TCP P 1A4 1A5H 420 421 TECHNICAL BULLETIN Issue No T08 0010 Page 37 38 Title MELSEC A QnA Series Ethernet Interface Module Date of Issue May 99 Relevant Models AJ 71E71 S3 A1S 71E71 B2 S3 A1SJ 71E 71 B5 S3 AJ 71QE71 AJ 71QE71 B5 A1SJ 71QE71 B2 A1SJ 71QE 71 B5 14 15 Check item Check details E 71 Buffer Monitor value Address Item name memory 7 O does not need to be noted 1BA 1BBH 442 443 No of times received TCP P discarded 12 13 1BC 1BDH 444 445 a No of transmitted TCP 1D8 1DBH 472 473 Total No of received UDP P 15 16 1DA 1DBH 474 475 No of times received UDP P discarded Total No of transmitted I 205 206H 517 518 SubnetAdd 1 HH 207 208H 519 520 Router IPIPAdd 1 H 209 20AH 521 522 SubnetAdd 2 H 208 20CH 523 524 RouteIP IPAdd 2 H 20D 20EH 525 526 SubnetAdd 3 H 20F 210H 527 528 Router IP IPAdd 3 H 211 212H 529 530 SubnetAdd 4 H 213 214H 531 532 Router IPIPAdd 4 HK 215 216H 533 534 SubnetAdd5
30. mote node IP Add H mel m Remote node port MIH 23 amp J O 1DH 274 errorend IBH 2735 Subheader 3 mH 276 com coe Ho Error CON NOo ooo men 278 06 E7ipor 3 279 28 mon aer MAH 282 Remote nodelP Add H Remote node port 3 o TECHNICAL BULLETIN Issue No T08 0010 Page 34 38 Title MELSEC A QnA Series Ethernet Interface Module Date of Issue May 99 Relevant Models AJ 71E71 S3 A1SJ 71E71 B2 S3 A1SJ 71E71 B5 S3 AJ 71QE71 AJ 71QE71 B5 A15 71QE71 B2 A15 71QE71 B5 11 15 0 ENS Subheader COM Code H CON No ET port I 56 120 121H 288 289 Remote hete node AH Add 290 ae O 58 123H e om erama S D5H 23 Subheader ooo 126H 294 COM Code Ho Error CON No 1284 296jlog8 ETIprt 353 Remote nodelP Add H 12BH 299 Remote nodeport 1208 300 IA ee 1208 301 Errorea oo TEH 302 Subheader Jo 2294 303 COM Code H 4 Error CON No log9 EZIprt Remote node IP Add H 131H Remotenodeport EN O sea E om c go M m5H 3 Subheader COM Code m CONSNo Enprt 5 RemotenodelP Add Ho Remote node port pou co do 138 an 138H 312 19H 3 315 31 axo 37 BEH 3 136H 310 Errorend o Error log 10 TECHNICAL BULLETIN
31. mote nodeportNo Open errorcode Jooo Fixed buffer transmission error uc buffer communication end Maximum i O Minimum Current Communication time Communication time Communication time TECHNICAL BULLETIN Issue No T08 0010 Title MELSEC A QnA Series Ethernet Interface Module Page 31 38 Date of Issue May 99 Relevant Models AJ 71E71 S3 A1S 71E71 B2 S3 A1SJ 71E 71 B5 S3 AJ 71QE71 AJ 71QE71 B5 A1SJ 71QE71 B2 A1SJ 71QE 71 B5 L Chekitem __ item Buffer memory 5 Check details Address ADH 17 en a am om em vs il B7 B8 NJ pni HR e9 181 m en pa 191 192 m er Bia io 180 a el et cul zu 00 FED MD os EE Seem ai ise mI io o tem name Monitor value O does not need to be noted ETIportNo Remote node porto Open errorcode Jooo Fixed buffer transmission error Fixed buffer communication PO end Fixed buffer transmission error Fixed buffer communication end Maximum Minimum OS name Communication time Communication time Fixed buffer transmission error Fixed buffer communication end Maximum Minimum Current Communication time TECHNICAL BULLETIN Issue No T08 0010 Page 32 38 Title MELSEC A QnA Series Ethernet Interface Module Date of Issue May 99 Relevant Models AJ 71E71 S3 A1SJ 71E71 B2 S3 A1SJ 71E71 B5 S3 AJ 71QE71 AJ 71QE71 B5 A15
32. n handling a subprogram Partially refresh immediately before changing the program execution to another program c During communication with TCP IP if the dose process is to be carried out from the remote node after normally opening and then reopening with the E71 side use the following process 1 Close from the remote node E71 open normal end signal turns from ON to OFF Close process on E71 side turn open request signal from ON to OFF Wait at least 500ms Open process from E71 side and remote side E71 side turn open request signal from OFF to ON When dosing from the E71 side the above wait time is not required Manual Reference Section MELSEC A Series SH 3582 Section 5 4 3 2 MELSEC QnA Series SH 3567 Section 5 5 3 2 AUN TECHNICAL BULLETIN Issue No T08 0010 Page 9 38 Title MELSEC A QnA Series Ethernet Interface Module Date of Issue May 99 Relevant Models AJ 71E71 S3 A1SJ 71E71 B2 S3 A1SJ 71E71 B5 S3 AJ 71QE71 AJ 71QE71 B5 A15 71QE71 B2 A1S 71QE71 B5 d The detection of the open error in respect to the E71 s eight connections is carried out with specifications to notify the PLC CPU with one open error detection signal X18 If the open process for any of the E71 s connections end with an error read all of the open error code storage area of the buffer memory for each connection for which the open request signal is ON and then process the error according to the error code
33. nts The target manuals indicated in the Manual Reference Section in this Technical Bulletin are as follow 1 For MELSEC A Series module Ethernet Interface Module User s Manual Details Products after SH 3582 C 2 For MELSEC QnA Series module QnA Compatible Ethernet Interface Module User s Manual Details Products afte SH 3567 D e Using the Technical Bulletin 1 Sections 1 and 2 Use these sections as reference to answer users questions regarding the module selection system design and program creation 2 Section 3 Use this section to record information regarding trouble Use this form exchange faxes etc using this form to record inquiries user dealer branch office to confirm trouble information de MITSUBISHI ELECTRIC CORPORATION HEAD OFFICE MITSUBISHI DENKI BLDG MARUNOUCHI TOKYO 100 0005 TELEX J 24532 CABLE MELCO TOKYO TECHNICAL BULLETIN Issue No T08 0010 Page 2 38 Title MELSEC A QnA Series Ethernet Interface Module Date of Issue May 99 Relevant Models AJ 71E71 S3 A1SJ 71E71 B2 S3 A1SJ 71E71 B5 S3 AJ 71QE71 AJ 71QE71 B5 A15 71QE71 B2 A1S 71QE71 B5 Whereas Details 1 Precautions for selecting MELSEC A QnA Series Ethernet interface module 1 Communication frame for transmitting receiving data from a communication partner device remote node a The E71 can communicate with a remote node that handles the Ethernet Standard frame for the Ethernet header b The
34. st Shield cable Vinyl wire Crimp terminal 4 In addition to items 2 and 3 always install a ferrite core x When using an AUI cable install the ferrite core on the transceiver side The TDK ZCAT3035 ferrite core is recommended Manual Reference Section MELSEC A Series SH 3582 Section 2 3 MELSEC QnA Series SH 3567 Section 2 3 Connect a 10BASE2 10BASE5 terminator both are 50Q compatible with the line type on both ends of the line Note that if the external device requires a terminator and the terminator has been set with the terminator setting procedure a terminator must not be connected to the line When connecting with 10BASE2 the MELSECNET 10 coaxial bus system terminator 750 cannot be used Normally set the following DIP switches to OFF with the E71 switch settings e Line process selection for TCP timeout error SW1 e Initial timing setting SW4 SW8 Manual Reference Section MELSEC A Series SH 3582 Section 4 3 2 MELSEC QnA Series SH 3567 Section 4 3 2 When carrying out the E71 self return test halt the communication of the other devices on the same segment Manual Reference Section MELSEC A Series SH 3582 Section 4 6 1 MELSEC QnA Series SH 3567 Section 4 6 1 TECHNICAL BULLETIN Issue No T08 0010 Page 6 38 Title MELSEC A QnA Series Ethernet Interface Module Date of Issue May 99 Relevant Models AJ 71E71 S3 A1SJ 71E71 B2 S3 A1SJ 71E71 B5 S3 AJ 71QE71 AJ 71QE7
35. tion immediately after the connection with E71 is normally opened 1 program so that the PLC CPU side carries out the close process more than one scan time after the connection is normally opened 1 This also applies when the remote node s open process is Active open or Passive open b When reopening the Active state after closing the connection with E71 carry out the opening process at least 500ms after the E 71 side close side process ends normally Manual Reference Section MELSEC A Series SH 3582 Section 5 4 3 MELSEC QnA Series SH 3567 Section 5 5 3 4 Retrying in respect to communication error For communication errors that occur in the communication driver TCP take measures so that the erroneous communication process is carried out again and the communication quality is secured Retry at least one time Retry after the normal end error end is returned in respect to the previous process request TECHNICAL BULLETIN Issue No T08 0010 Page 11 38 Title MELSEC A QnA Series Ethernet Interface Module Date of Issue May 99 Relevant Models AJ 71E71 S3 A1SJ 71E71 B2 S3 A1SJ 71E71 B5 S3 AJ 71QE71 AJ 71QE71 B5 A1SJ 71QE71 B2 A1SJ 71QE71 B5 5 Confirmation of E71 specifications a Data section code and communication data capacity Manual Reference Section MELSEC A Series SH 3582 Section 3 3 MELSEC QnA Series SH 3567 Section 3 3 The E71 designates the code for communication with the DIP switch
36. uest signal output Y from OFF to ON 3 Confirm that the normal end signal input X for the corresponding process turns from OFF to ON x If an error end has occurred read the error information stored in the buffer memory turn the corresponding process request signal output Y from ON to OFF and then confirm that the error end signal input X for the corresponding process turns from ON to OFF After processing the error repeat the procedure from step 1 4 Turn the corresponding process request signal output Y from ON to OFF 5 Confirm that the normal end signal input X for the corresponding process turns from ON to OFF Manual Reference Section MELSEC A Series SH 3582 Section explaining each process MELSEC QnA Series SH 3567 Section explaining each process b When using TCP IP communication program so when closing the connection immediately after normally opening the connection with the remote node the open normal end signal X10 to X17 to the PLC CPU stays ON for one scan time or more before the close process is executed This is so that the PLC CPU can confirm that the open process has been completed normally When using the COM command with the sequence program or when handling a subprogram partially refresh all of the input signals X between the PLC CPU and E71 with the following timing e When using the COM command Partially refresh immediately before executing the COM command e Whe
37. ul WIN ul U to Fixed buffer communication end Q e aL Communication time o N L E71 port No o W LT 100 Remote node IP Add Remote node port No 10 104 Fixed buffer transmission 2 error Qo T ojo Q 00 E o E m o UT Fixed buffer communication en Communication time O I oe fete E OJ O e R JOJO I O o m o N ak 29 75 Communication time 30 76H m m p p TECHNICAL BULLETIN Issue No T08 0010 Page 21 38 Title MELSEC A QnA Series Ethernet Interface Module Date of Issue May 99 Relevant Models AJ 71E71 S3 A1S 71E71 B2 S3 A1SJ 71E71 B5 S3 AJ 71QE71 AJ 71QE71 B5 A15 71QE71 B2 A15 71QE71 B5 Check details E71 Buffer memory Address ken Fame Monitor value O does not need to be noted m n 78 79H 120 ZAH 12 34 BH 2 35 Fixed buffer transmission error 36 Fixed buffer communication end EA 7EH 38 39 80H 40 81H EU 82 83H 130 42 B4H 13 43 85H 13 Fixed buffer transmission 86H Mg error Y 7CH pa N WIN IHE O Y c I 12 UT 12 12 Communication time y TI spe E71 port No UN LR WININ N 87H i ne buffer communication 88H Communication 49 88H 50 8C 8DH ku BEH BE eh 92H 93 94H 140 14 14 uu na m A Jw w w w UJ NJEJOJOJSJA a W BR Fixed buffer transmission error Fixed buffer communication end Communication time UT
38. utions for designing system TECHNICAL BULLETIN Issue No T08 0010 Page 3 38 Title MELSEC A QnA Series Ethernet Interface Module Date of Issue May 99 Relevant Models AJ 71E71 S3 A1SJ 71E71 B2 S3 A1SJ 71E71 B5 S3 AJ 71QE71 AJ 71QE71 B5 A15 71QE71 B2 A1S 71QE71 B5 2 1 Precautions for configuring system 1 Installation of each device a Install with the installation distance between devices and segment length within the specification range b Consulting with a specialist or wire maker and having 10BASE2 and 10BASE5 installation work carried out is recommended Manual Reference Section MELSEC A Series SH 3582 Section 3 2 MELSEC QnA Series SH 3567 Section 3 2 2 Separation of communication line To eliminate communication trouble caused by a large amount of statements congestion on the communication line avoid passing unnecessary statements over the line Measures for avoiding communication trouble are as follow a Use a switching hub gateway or router and separate the control communication line from the general purpose data communication and office information communication lines b Use a switching hub gateway or router and separate the line segment to which the personal computer is connected from the line segment to which the process control computer and Mitsubishi E71 are connected Do not pass statements other than the communications statements between each connected device over the oth
Download Pdf Manuals
Related Search