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Hitachi S10Mini SV.Link Hardware Manual Download Page 61

6  MAINTENANCE 

- 51 - 

6.2 Troubleshooting 

 
6.2.1 Procedure 
 

Trouble occurred.

Check according to the
instructions given in
Subsection 6.2.2.

Take an action to solve
the problem.

Check result OK?

Returned normally?

Troubleshooting ended.

Check the error LED and

CPU console display, and
take a necessary action.

Check result OK?

Contact your nearest
Service Center.

Yes

No

Yes

No

Yes

No

Fill in the Trouble
Investigation Sheet. Use
Section 7.4 "Trouble
Investigation Sheet."

 

Summary of Contents for S10Mini SV.Link

Page 1: ......

Page 2: ...Copyright 2001 Hitachi Ltd The contents of this publication may be revised without prior notice No part of this publication may be reproduced in any form or by any means without permission in writing from the publisher Printed in Japan BI NR HS HE HE FL MW97 ...

Page 3: ...ely This manual divides the safety precautions into DANGERs and CAUTIONs Failure to observe these warnings may result in death or serious injury Failure to observe these cautions may result in injury or property damage Failure to observe any may lead to serious consequences All of these DANGERs and CAUTIONs provide very important precautions and should always be observed Additional safety symbols ...

Page 4: ... i After installing this hardware unit measure temperatures near the in cubicle controller and the mount base during operation and check whether the measurements are within the limits If the specified amount of space cannot be provided or the measured temperature is too high use a cooling fan i At an extremely high temperature this hardware unit may fail Secure the mount base to a vertical surface...

Page 5: ...e noise while FG and SHD terminals are grounded to suppress intrusion of line noise into external interfaces for remote I O modules interface modules and other modules REQUIREMENT i Excessive accumulation of heat in the cubicle may cause a fire or hardware failure When the temperature in the cubicle reaches 48 or higher the maximum output current of the power supply module is limited At 55 for ins...

Page 6: ...han that which was delivered i The malfunction was caused by modifications or repairs made by a vendor other than the vendor that delivered the unit i The malfunction was caused by a relay or other consumable which has passed the end of its service life i The malfunction was caused by a disaster natural or otherwise for which the vendor is not responsible The warranty mentioned here means the warr...

Page 7: ...ndle the SV LINK module Read this manual carefully to use the module properly MELSEC is a trademark of MITSUBISHI ELECTRIC CORPORATION Microsoft Windows operating system Microsoft Windows 95 operating system and Microsoft Windows 98 operating system are registered trademarks of Microsoft Corporation in the United States and or other countries ...

Page 8: ...stem Configuration of 10BASE 5 16 4 2 10BASE T System Configuration 22 4 3 System Definition Information 24 4 3 1 Physical address 24 4 3 2 IP address 24 4 3 3 Subnetwork mask 26 4 3 4 Route information 26 4 4 Software Configuration of ET NET 27 4 5 SV LINK System Programs 28 4 5 1 High speed I O communication program 28 4 5 2 UDP program 28 4 5 3 IP program 28 4 5 4 Driver 28 4 6 User created Pro...

Page 9: ... 6 MAINTENANCE 49 6 1 Maintenance Inspection 50 6 2 Troubleshooting 51 6 2 1 Procedure 51 6 2 2 Before suspecting a failure 52 6 3 Errors and Actions To Be Taken 54 6 3 1 CPU LED display messages 54 6 3 2 Hardware errors 55 6 3 3 Communication error codes 58 7 APPENDIX 61 7 1 SV LINK State Transitions 62 7 2 CPU Memory Map 63 7 3 Memory Map of SV LINK Module 64 7 4 Trouble Investigation Sheet 65 ...

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Page 11: ...1 BEFORE USE ...

Page 12: ...he leftmost slot without creating any empty slots in between Do not insert I O modules between SV LINK modules When mounting the SV LINK module and ET NET module on the same mount base perform setup so that the main module and submodule are distinctively defined Example If the ET NET module is defined as the main module be sure to define the SV LINK module as the submodule If the ET NET module is ...

Page 13: ... If it is mounted at a slant as shown in the bad examples the connectors may be damaged and the option module may malfunction Bad examples Good example CAUTION When the CPU mount base is located over the head because of the cabinet structure used take care not to mount the optional modules aslant by using a stepladder or the like ...

Page 14: ...e must be 100 ohms or less for equipment operating on 300 VAC or less and 500 ohms or less for devices that shut down automatically within 0 5 seconds when shorting occurs in low tension lines REQUIREMENT Ground the FG frame ground terminal as follows Connect the FG terminal on each module provided with external terminals to the grounding terminal on the mount base Make sure that the line used for...

Page 15: ...2 SPECIFICATIONS ...

Page 16: ...t physical line by using the UDP IP protocol Transmission area Reception area Reception area Transmission area Up to four areas can be specified for transmission or reception S10mini Mitsubishi s MELSEC A Series S10mini I O memory MELSEC I O memory IEEE802 3 compliant physical line Memory transfer 2 2 Specifications 2 2 1 System specifications Item Specification Model LQE021 Maximum number of inst...

Page 17: ...ELSEC A Series Ethernet interface unit Model AJ71E71 or equivalent is mounted Port number used Fixed at 34100 decimal notation for both the S10mini and MELSEC IP address used Any address is usable However the S10mini and MELSEC must agree with each other in network address Supported communication function Cyclic communication based on the MELSEC s fixed buffer communication function asynchronous S...

Page 18: ...0mini and MELSEC must be exclusively used for high speed I O communications Ensure that nothing is connected to the physical line except for the S10mini and MELSEC When using two high speed I O communication channels provide a physical line for each channel ...

Page 19: ...3 NAMES AND FUNCTIONS OF EACH PART AND CABLING ...

Page 20: ...eted Module No Main Sub Description 0 1 Communication using 10BASE 5 connections 2 3 Communication using 10BASE T connections 4 5 Error 6 7 Error 8 9 Error A B Error C D Error E F Error 10BASE 5 connector Connects to Mitsubishi s MELSEC sequencer or motion controller 10BASE T connector Connects to Mitsubishi s MELSEC sequencer or motion controller Power input terminal Connects with the power suppl...

Page 21: ... module and ET NET module on the same mount base perform setup so that the main module and submodule are distinctively defined Example If the ET NET module is defined as the main module be sure to define the SV LINK module as the submodule If the ET NET module is defined as the submodule be sure to define the SV LINK module as the main module A total of up to two modules ET NET and SV LINK modules...

Page 22: ... Push up the retainer to the arrow direction and insert the connector Connector at the module side Lock post After inserting the connector push down the retainer to the arrow direction CAUTION This hardware unit may malfunction if it is connected poorly or has a broken line After connecting the 10BASE 5 connector check whether the locking post is locked by the retainer Do not touch the 10BASE 5 co...

Page 23: ...2V GND FG 10BASE T cable NOTE When using 10BASE T do not wire the FG terminal There are two types of 10BASE T twist pair cable available straight cable and cross cable The user should choose one of these two types according to the requirements of the hardware unit to which this product is to be connected Hard unit Cable type Hub Straight MELSEC direct connection Cross ...

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Page 25: ...4 USER GUIDE ...

Page 26: ...that no more than two repeaters are connected between the S10mini and MELSEC Figure 4 3 is an example in which the maximum distance between stations is 2 500 m A repeater to which a link cable up to 500 m is attached is counted as one repeater which is called a link segment The parameters related to system configuration are listed below Item Specification Maximum segment length 500 m Maximum numbe...

Page 27: ... Length of Up to 500 m S Segment B R Segment A Segment C Repeater The length of each segment is up to 500 m M R R Figure 4 2 Medium scale Configuration Repeaters Used and Distance between Transceivers of Up to 1 500 m NOTE The number of repeaters between any two stations shall be two 2 or less The number of segments to which two or more repeaters can be connected shall be one 1 ...

Page 28: ...ance between Transceivers of Up to 2 500 m NOTE The maximum length of a link segment is 500 m Do not attach a station to a link segment The number of repeaters between the S10mini and MELSEC shall be two 2 or less The number of segments to which two or more repeaters can be connected shall be one 1 A link segment including the repeaters at both ends is regarded as one repeater ...

Page 29: ... coaxial cable length if it passes one single multi port transceiver For this reason there is the following restriction on the coaxial cable length L m of the route from a station to another station L m 2 500 m 100 N m N Total number of passing multi port transceivers In a system consisting of coaxial cables of 2 500 m in total set a multi port transceiver 100 m or more inside from the most distan...

Page 30: ... at the positions decreasing the distance between the most distant stations by 100 m each time in passes one of the multi port transceiver M MPT S R 500 m Coaxial segment 500 m Coaxial segment 500 m Coaxial segment 500 m Link segment 500 m 100 m Coaxial segment S S10mini Multi port transceiver Repeater MELSEC MPT R 100 m R R R M MPT MPT MPT 100 m 100 m ...

Page 31: ...nnection is possible M Network mode Local mode S M MELSEC S10mini S H 7612 64 H 7612 68 H 7612 64 H 7612 68 M S In network mode use the following specified device types as the single port transceivers connected at higher level than multi port transceivers so that the condition to operate on the 12 VDC power supplied from the multi port transceivers is assured i HLT 200TB manufactured by Hitachi Ca...

Page 32: ...ver via a transceiver cable AUI cable the S10mini connected to the hub is connected to the MELSEC that is connected to the transceiver When connecting a station to the hub use a straight twisted pair cable 10BASE T M S S10mini MELSEC Twisted pair cable up to 100 m straight cable Terminator Transceiver cable coaxial cable HUB Transceiver S M If the distance between the S10mini and MELSEC is short t...

Page 33: ...the S10mini and MELSEC to four and the number of link segments to five S HUB M Link segment HUB HUB HUB When a coaxial cable is used for connection purposes limit the number of hubs between the S10mini and MELSEC to four and the number of segments to five the number of coaxial segments to three M Link segment HUB HUB S HUB HUB ...

Page 34: ...l address is assigned to each SV LINK This is a unique address which is set on the ROM the user cannot change it An example of a physical address in hexadecimal is shown below Example 00008700B001 4 3 2 IP address The IP address used for TCP IP and UDP IP is a 32 bit logical address An IP address consists of a network number and a host number There are three types of address assignment depending o...

Page 35: ...twork number Define a unique host number for each host in the network For instance assume that the number 192 001 000 is selected as the network number S10mini Host number 1 MELSEC Host number 2 Network number 192 001 000 Since the S10mini and MELSEC belong to the same network assign them the unique host numbers 1 and 2 The resulting station IP addresses are as shown below S10mini 192 001 000 001 ...

Page 36: ...he broadcast address as shown in the example below Example For class B IP address Subnetwork mask Broadcast address 128 123 000 001 255 255 000 000 128 123 255 255 128 123 001 001 255 255 255 000 128 123 001 255 4 3 4 Route information SV LINK does not support communications via router link Therefore do not set route information Even if such information is set for SV LINK with the ET NET system to...

Page 37: ...27 4 4 Software Configuration of ET NET User program ladder program High speed I O communication program UDP program IP program Driver 10BASE 5 10BASE T CPU SV LINK MAIN SUB module HUB Transceiver Transceiver Cable ...

Page 38: ...e UDP program via memory interface and processed 4 5 2 UDP program The UDP program as a higher level protocol manages high speed transmission reception of a large amount of data The UDP program has the following functions Connectionless communication Simultaneous communication Packet based data transmission 4 5 3 IP program The IP program as a low level protocol conducts logical connection of comm...

Page 39: ...n area and other communication parameters for the BD registers BD000 through BD03F Communication start and stop After completion of communication parameter setup set the communication delay time and start flag in the SV LINK module Setting the start flag enables SV LINK to start communications For the procedure for creating a ladder program and the descriptions of program instructions refer to the...

Page 40: ...mmunications and counts of the number of cyclic communications carried out since a reset power on reset Register number Area name Area description Remarks BD000 Error code Stores the error codes for errors that are caused during communications While normal communications are maintained the value 0 is stored For detailed error code descriptions see Section 6 3 3 Communication error codes 1 BD001 Cy...

Page 41: ...tion 2 BD00E Communication data endian conversion 0 endian conversion effected 1 no endian conversion 3 BD00F Reserved for future use To be fixed at 0 1 When an error occurs the specified register bit is set This ensures that the error is detected by a ladder program All the registers outside the acceptable setting range are in setting error For the assignments for the registers see under Status d...

Page 42: ...stment or like purposes 4 This bit is set to 1 when one of bits 1 through 3 is set to 1 and 0 when all of them are set to 0 5 This bit is set to 1 when a communication parameter error is detected Note the BD000 register error code and take an appropriate remedial action as suggested in Section 6 3 3 Communication error codes 6 This bit is set to 1 when an error occurs in opening the SV LINK intern...

Page 43: ... use To be fixed at 0 BD01D Reserved for future use To be fixed at 0 BD01E Reserved for future use To be fixed at 0 BD01F Reserved for future use To be fixed at 0 1 The simultaneous use of bit and word registers is an allowable practice For the procedure for specifying the transmission reception areas see item 6 NOTE Although the parameters are checked at startup they are not checked for a duplica...

Page 44: ...24 Cyclic read area 1 1 BD025 Cyclic read area 2 1 BD026 Cyclic read area 3 1 BD027 Cyclic read area 4 Bit registers X Y M B and F registers Word registers D W and R registers 1 BD028 Reserved for future use To be fixed at 0 BD029 Reserved for future use To be fixed at 0 BD02A Reserved for future use To be fixed at 0 BD02B Reserved for future use To be fixed at 0 BD02C Reserved for future use To b...

Page 45: ...033 Cyclic transmission area 4 word count 1 BD034 Cyclic reception area 1 word count 1 BD035 Cyclic reception area 2 word count 1 BD036 Cyclic reception area 3 word count 1 BD037 Cyclic reception area 4 word count Bit register 0 to 64 words 640 points Word register 0 to 256 words 1 BD038 Reserved for future use To be fixed at 0 BD039 Reserved for future use To be fixed at 0 BD03A Reserved for futu...

Page 46: ...e to select a setting of 0 for the lowest digit of a register number If a setting of other than 0 is selected a parameter setting error occurs Example The setting for DWA00 selection is H44570A00 7 Remote station MELSEC write read start area settings The table below shows the settings for specifying the remote station areas Setting Low order word register number 1 Register name Category bit word H...

Page 47: ...ed below Module type Address and description Setting Main module Submodule 0 Stops the communication 0 Starts the communication The value reverts to 0 upon a reset power on reset When a value other than 0 is written only once to the start flag the communication starts After the communication is started there is no need to write a value other than 0 to the start flag NOTE After necessary communicat...

Page 48: ...0 ms i When the value 0 is selected a setting of 30 ms is used i If the selected value is greater than 1000 ms a setting of 1000 ms is used iThe value is reset 0 upon a reset power on reset Although the setting is variable in 1 ms units the actual delay time is determined by disregarding digits below 10 due to SV LINK internal timer limitations When the selected value is between 1 and 9 ms however...

Page 49: ...T H4B200200 BD008 Ｆ DST 700 BD009 Ｆ DST 5 BD00A Ｆ DST 0 BD00C Ｆ DST HA20009C2 BD00D Ｆ DST 1 BD00E Ｆ DST H44570A00 BD010 Ｆ DST H52200BB8 BD020 Ｆ DST 200 BD030 Ｆ DST H44570B00 BD014 Ｆ DST H52200CB2 BD024 Ｆ DST 32 BD034 S012 Sets the status display control register to K200 Sets the response wait time to 700 ms Sets the communication retry count to 5 Sets the communication protocol to 0 Sets the remot...

Page 50: ...s a start flag setting Starts the communication In the above program example the FL000 FL002 FW100 and FW101 registers are used When applying the program to actual plant equipment change the registers as needed to use registers that are not used by the other circuits NOTE After necessary communication parameters are set in the BD register be sure to start communication by writing a value other tha...

Page 51: ...th the settings of the ladder program operation switch LADDER and mode selector switch MODE on the CPU module MODE NORM SIMU STOP Stop Stop LADDER RUN Communication Communication The SV LINK module also stops its communication in the following situation When the CPU becomes inoperative the CPU indicator reads CPU DOWN ...

Page 52: ...LSEC application program Refer to the MELSEC documentation Example Communication cycle in situations where 256 word transmissions and 256 word receptions are performed at a communication delay time setting of 50 ms Communication cycle ms 10 4 50 MELSEC response time 64 MELSEC response time ms Values determined from the graph below The following graph shows SV LINK s transmission and reception proc...

Page 53: ...tions To avoid such a problem ensure that the physical line between the S10mini and MELSEC is exclusively used for high speed I O communications Do not connect this physical line to a device other than the S10mini or MELSEC When using two high speed I O communication channels provide a physical line for each channel 3 I O data consistency guarantee unit Owing to hardware limitations I O data consi...

Page 54: ...e such that SV LINK does not start a new transmission until it receives data from the MELSEC in response to the previous transmission Therefore if the data from the MELSEC turns out to be undefined due for instance to noise and cannot normally be received the reception wait state may persist To avoid such a problem be sure to set the communication parameters for the communication response wait tim...

Page 55: ...5 OPERATION ...

Page 56: ...PU 4 There is no dedicated setup tool for SV LINK For setup use the ET NET tool Connect the CPU to the Windows PC via an RS 232C interface cable Then set up ET NET for Windows Refer to the SOFTWARE MANUAL OPTION ET NET For Windows manual number SAE 3 148 5 Set up the module Set IP address and subnetwork mask 6 Press the CPU reset switch for one second or more to reset the CPU Mount the module Set ...

Page 57: ...es install an ET NET module beforehand However IP addresses and subnet masks can be set and referenced even when no ET NET module is installed If the IP address is not set or is cleared by performing the memory initialization procedure from a ladder tool the communication stops with the SV LINK module ERR LED illuminated and the following message displayed on the CPU indicator If the IP address of...

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Page 59: ...6 MAINTENANCE ...

Page 60: ... a system malfunction or a burn out due to overheating 4 Module replacement Hot swapping of modules will lead to hardware or software damage Be sure to replace a module in a power OFF state 5 Cable sheath condition Check that the cable sheath is not abnormal A peeled sheath may cause a system malfunction or electric shock or may result in a burn out due to short circuit 6 Dust sticking condition C...

Page 61: ... 6 2 2 Take an action to solve the problem Check result OK Returned normally Troubleshooting ended Check the error LED and CPU console display and take a necessary action Check result OK Contact your nearest Service Center Yes No Yes No Yes No Fill in the Trouble Investigation Sheet Use Section 7 4 Trouble Investigation Sheet ...

Page 62: ... Check that there is disconnection or erroneous connection of cables Check that a cable with shielded ground wire is used as the transceiver cable Are the modules mounted correctly Check that the SV LINK modules are inserted from the left Check that no set screws loosen ...

Page 63: ...m grounding work conforming to Class D grounding or higher Are LG and FG separated If electrical noise from the power supply enters the FG frame ground via the LG line ground a malfunction may result To prevent this LG and FG must be separated Ground LG at the power supply side LG is near here FG is over there ...

Page 64: ...ted up normally This is not an error Main SVM A hardware error was detected on the board of the SV LINK module main See Subsection 6 3 2 Hardware errors SVS The SV LINK module sub was started up normally This is not an error Sub SVS A hardware error was detected on the board of the SV LINK module sub See Subsection 6 3 2 Hardware errors The above indicates the version and revision of the SV LINK m...

Page 65: ... CPU once the SV LINK module may have failed Replace the module MDSW Module switch setting error Properly set the module switch as directed in Section 5 1 Start up Procedure and then perform a reset or power on reset ROM1 ROM1 sum error RAM1 RAM1 compare error RAM2 RAM2 compare error ROM3 ROM3 sum error The SV LINK module may have failed Replace the module IPNG IP address not registered Register a...

Page 66: ...ter A6 register A7 register Stack frames 4 words 6 words bus error 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 0010H 0011H 0012H 0013H 0014H 0016H 0017H 0018H 0019H 0100H 0102H 0103H 0105H Bus error Address error Invalid instruction Division by zero Privilege violation Format error Spurious interrupt Unsupported exception CHK TRAPV L1010 etc Parity error Module switch setting error ROM1 sum error RAM1 ...

Page 67: ... 8C0452 8C0454 8C0456 8C0458 8C045A 8C045C 8C045E 8C0460 8C0462 8C0464 8C0466 Sub module 840450 840452 840454 840456 840458 84045A 84045C 84045E 840460 840462 840464 840466 Main module 4 word and 6 word bus error stuff Format C Format C MOVEM operand bus error stuff Format C Format 2 6 word stack frame Format 0 4 word stack frame prefetch and operand bus error stuff Status register Status register...

Page 68: ...Cyclic communication data transmission error H2301 Hxxxx 15 Cyclic communication data reception error H2302 Hxxxx See the table below and take an appropriate remedial action If the error recurs later replace the SV LINK module The xxxx portion represents an internal error code For the meanings of internal error codes see the table below 16 Cyclic communication timeout error H2303 H0000 The MELSEC ...

Page 69: ...race area stores the codes for up to sixteen most recently encountered errors If a seventeenth error occurs it overwrites the oldest error occurrence recording Also note that the error code trace area is cleared when a reset or power on reset is performed Error code trace area Address submodule 0x873B10 0x8F3B10 Write pointer Case number 0 to 15 to be written next 0x02 Reserved for future use 0x04...

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Page 71: ...7 APPENDIX ...

Page 72: ...nication in progress Regeneration with socket closed From any state Red LED illuminated Stop CPU STOP CPU down Reset Power on reset Regeneration completed Communication error retries exceeded List of state transition event types No Event type Event name 1 Instruction from ladder Start stop 2 Parameter check OK error 3 Detection by module Communication error retries exceeded regeneration completed ...

Page 73: ...F0000 0FFFFE 100000 200000 300000 400000 4FFFFE Extended memory Extended memory 1 for processing by computer 1 MB Extended memory 2 for processing by computer 1 MB Extended memory 3 for processing by computer 1 MB Extended memory 4 for processing by computer 1 MB MSB LSB System table Data register DW000 to DWFFF 4k Words T000 to T1FF Ladder program area Address 060000 060BF0 063400 063600 063800 0...

Page 74: ...end buffer UDP receive buffer High speed I O communication table Communication start stop flag Communication delay time area Error code trace System reserved area 4 RAM shared memory Main module 840000 840400 840C00 843000 844000 854000 864080 864880 867880 873880 873B00 873B10 873B54 874000 Submodule 8C0000 8C0400 8C0C00 8C3000 8C4000 8D4000 8E4080 8E4880 8E7880 8F3880 8F3B00 8F3B10 8F3B54 8F4000...

Page 75: ...rge Date and time of occurence Address Phone Contact address and numbers Fax Model of defective module CPU model OS Ver Rev Program name Ver Rev Support program Program name Ver Rev Symptom of defect Type Model Cabling status Connection load System configuration and switch setting Space for correspondence ...

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