JW-20DN User`s Manual
Contents
1. M Secure each wire tightly using the wire retention screws of the connector Use a miniature flat blade screwdriver which has the same diameter from the neck all the way to the end Tighten the screws using 0 5 N m of force Miniature flat blade screwdriver When connecting two thin cables in a multi drop system Insert the wires from each cable with the same color insulation into the same hole Crimp a terminal to the tip of the two wires Before connecting the communication cable make sure to turn OFF the power to the PC all slave stations and the communication power supply Do not pull hard on the communication cable since the connector can be pulled off or disconnected easily 6 2 6 2 Communication connections This section describes how to plug a connector that has been installed on the communication cable into the JW 20DN Match the orientation of the connector on the cable with the female connector on the JW 20DN and insert the male cable connector as far as it will go After inserting it all the way tighten the screws on the male connector The appropriate tightening torque is 0 3 N m of force MS NS SDRDERPT JW 20DN 8756858483528150 JW 20DN connector TUZ GOOG Led A VAS a SY S Communication cable Cable connector One male connector is supplied with the JW 20DN Model2. 62nd byte E0075 63rd byte E0076 64th byte E0077 Node address 7 1 The addresses shown in parentheses are correct when a JW30H is used for the PC and the JW 20DN is set to 0 using its module No switch 2 The offset values are calculated by adding 2 bytes default data length to each address 7 5 3 Allocation in the order in which vacant nodes are occupied Assign the number of bytes of data in the input output data table data length in the order that the node addresses were assigned to each slave station 1 Assign the required data length to slave stations with a Polling I O function 2 The JW 20DN does not allocate any data length for slave stations that do not have a Polling I O function 3 The JW 20DN will allocate the default data length to any slave station number node address that does not actually have hardware connected Select the default data length 1 2 4 or 8 bytes using Switch SW1 5 6 on the JW 20DN gt See page 4 5 Allocation example The results of allocation in the order in which vacant nodes are occupied for the example shown on page 7 2 are as follows The default data length was set to 2 bytes Address Input output data table 1st byte 2000 Node address 1 2nd byte D2001 slave 3rd byte 02002 Node address 2 4th byte 02003 not connected 5th byte 2004 The addresses shown in parentheses are 6th byte 0
3. Node address 5 52nd byte E0063 53th byte E0064 54th byte E0065 55th byte E0066 56th byte E0067 Node address 6 58th byte E0071 60th byte E0073 57th byte E0070 59th byte E0072 61st byte E0074 62nd byte E0075 63rd byte E0076 64th byte E0077 Node address 7 1 The addresses shown in parentheses are correct when a JW30H is used for the PC and the JW 20DN is set to 0 using its module No switch 2 The offset values are calculated by adding 2 bytes default data length to each address 7 7 7 2 Editing the scan list Before using the JW 20DN for the first time you will have to edit the scan list to allocate I O data 1 Editing procedure Shown below are the procedures used to edit the scan list Procedures Switch the JW20H 30H control module to the program mode If the JW20H S0H is in the operation mode the procedures below will not work Vv Turn OFF the power to the JW20H 30H NA Change switch SW2 on the JW 20DN to normal mode gt See page 4 6 If switch SW2 is set to the protected mode the procedures below will not work Vv Install the JW 20DN in the JW20H 30H gt See chapter 5 Connect any slave stations Basically all slave stations must be started gt See 1 below Vv Turn ON the power to the
4. Reduced wiring by employing exclusive cables One single exclusive cable can be used to connect between nodes master and slaves It can also be branched using a T branch tap More than one JW 20DN can be installed in a single JW20H 30H Up to four JW 20DN modules can be installed in a single JW20H 30H By allocating lines for various systems to different JW 20DN modules you can reduce the communication time for automated devices and can easily separate one system from others Also this module used as a master can be connected to up to 63 slave nodes The maximum total number of I O points is 4096 Easy operation using the scan list editing function The scan list editing function integrated in this module can use various types of I O assignment methods just by changing the switches on this module You do not need to assign I O addresses using a configuration system running on a personal computer This module is equipped with Polling I O and Explicit message functions among the many functions available with DeviceNet devices DeviceNet is a trademark of the ODVA Open DeviceNet Vendor Association 1 1 Chapter 2 Handling Precautions Make sure to follow the precautions below while using this module 1 Storing Do not store the JW 20DN in the following conditions 1 In direct sunlight or ambient temperatures exceeding the range of 20 to 70 C 2 In relative humidity that exceeds the range of 35 to 90 or in a location
5. The areas are the locations of the lights Lamp name Operation MS Indicates the module s status For details see the table NS Indicates the network status below SD Lights when sending data RD Lights when receiving data FT Lights when the module is faulty PT Lights when the module is in the protected mode S7 to S0 Displays error codes and the node address when an error occurs Details of the MS NS Status Details The module is functioning normally Blinks Not yet set Currently reading the switch settings MS ON Hardware error The module has a hardware error Module Blinks Abnormal setting Mis set switches Status Hardware error in the module No power is supplied to the master this module Currently resetting Waiting for initialization The network is functioning normally communication has been established On line not yet Though the network is functioning normally connected communication has not yet been established Communication error the module detected an NS Gammunication error indicating that communication on the Network network is not possible Status oe Anode address has been used twice Detected Bus Off Communication A slave station or some other stations are causing error 2 a communication error Off line oower OFF status OFF _ No power supplied ON On line connnected Blinks Blinks OFF Ther
6. Slave station 5 needs 3 bytes and is assigned 4 bytes 2 x 2 7 4 The scan list data table for this example will be as follows Address 1 Mega hexadecimal Details gt See page 7 Tst byte E0000 FF This JW 20DN station master 2nd byte E0001 3rd byte E0002 4th byte E0003 5th byte E0004 7th byte E0006 8th byte E0007 All zeroes Node address 0 6th byte E0005 9th byte E0010 A slave station with a Polling I O function 10th byte E0011 Not used 11th byte E0012 1 byte input data length 12th byte E0013 1 byte output data length 13th byte E0014 14th byte 15th byte E0015 E0016 16th byte E0017 1st byte input data offset 2nd byte output data offset Node address 1 17th byte Not connected 18th byte E0021 Not used E0020 19th byte E0022 0 byte input data length 20th byte E0023 0 byte output data length a S BO OJ NO 21st byte E0024 22nd byte E0025 3rd byte input data offset 23rd byte E0026 24th byte E0027 3rd byte output data offset Node address 2 25th byte E0030 A slave station with a Polling I O function 26th byte E0031 Not used 3 bytes input data length 28th byte E0033 3 bytes output
7. Twist the strands of wire in the signal and power lines tightly in order to slide them into a termimal The length needed to fit into a crimp style terminal T Ww Crimp a terminal on each of the individual lines and then insulate it using vinyl tape or shrink tubing FR Cable Crimp style terminal Shown below are the recommended crimp style terminals Recommended crimp style terminals Special tool ZA3 made by Phoenix Contact Al series made by Phoenix Contact TC series made by Nichifu For thin wire TME TC 0 5 NH 32 For thick wire TME TC 2 11 power line TME TC 1 25 11 communication line Vv To the next page 6 1 From the previous page Insert the signal line power line and the ground line into the appropriate connector holes Insert the wires from the top down in the following order red white ground blue and black Pay strict attention to the connector orientation Before inserting the wires loosen the screws on the connector enough to insert the wires easily There are two types of connectors One type has screws to secure the wires and the other doesn t The wiring methods are the same The connectors supplied with the JW 20DN is the type with screws Connector with screws Connector without screws Red V White CAN H Red V White CAN H Ground Ground Blue CAN L Blue CAN L Black V Black V
8. byte byte byte byte 10th byte 11th byte 12th byte 13th byte 14th byte 15th byte 16th byte 17th byte Node address to Input output data table Node address 1 slave station Node address 2 not connected Node address 3 slave station Output Node address 4 slave station Not used Input Node address 5 slave station 2 1 input 1 output Not used Set the default data length 1 2 4 or 8 bytes between 1 and 3 using switch SW1 5 6 on the The addresses shown in parentheses are correct when a JW30H is used for the PC and the JW 20DN is set to 0 using its module No switch When the default data length is set to 2 bytes Required data Polling I O length bytes function Assigned data length bytes 2 1 input 1 output Not connected 2 6 3 input 3 output 6 3 input 3 output 0 2 3 3 input 0 output 4 3 input 1 not used The needed data length 2 bytes is assigned to slave station 1 Slave station 2 not connected and slave station 4 does not have a Polling I O function are assigned the default data length 2 bytes Slave stations 3 and 5 need a larger number of bytes than the default data length 2 bytes Therefore in these cases a different data length is assigned which is a multiple of the default data length 2 bytes Slave station 3 needs 6 bytes and is assigned 6 bytes 2 x 3
9. JW20H 30H Press and hold the SCAN switch on the JW 20DN for at least 3 seconds The JW 20DN will edit the scan list gt See 2 below V After the editing process is complete turn OFF the power to the JW20H 30H Ww Remove the JW 20DN from the JW20H 30H Set switch SW2 on the JW 20DN to the protected mode Reinstall the JW 20DN in the JW20H 30H Turn ON the power to the JW20H 30H Ww Put the JW20H 30H control module in the operation mode 1 Connecting the slave stations mentioned in step 5 above When even number allocation or allocation in the order in which vacant nodes are occupied is selected for the I O data allocation method and some node addresses are not occupied by slave stations those node address will be assigned the default number of bytes This will make operation possible with only the connected slave stations When a slave station is connected at a vacant address and if this station needs more than the default number of bytes for I O the I O addresses thereafter can be incremented by editing the next time a scan list is created 2 Scan list editing procedure mentioned in step 7 When the JW 20DN is in the normal operation mode and you change the JW20H 30H to the operation mode the JW 20DN will start I O communication However when you press the SCAN switch immediately after communication is
10. The actual communication time out period is determined by the setting of Switch SW2 on the JW 20DN and the number of slave stations connected See page 4 6 The division of the communication timing between the Polling I O communication time and the operation time of the JW20H SOH is as follows 1 When the Polling I O communication time is shorter than the JW20H 30H cycle operation time e Communication cycle Asynchronous synchronous Optional processing Optional processing Optional processing Operation of the User program Input and output processing User program Input and output processing JW20H 30H control module Operation of the Waiting time Waiting time JW 20DN A lt i Response i Response Command Command Slave stations maximum 63 nodes Slave stations maximum 63 nodes 9 1 Poling I O communication 2 When the Polling I O communication time is longer than the JW20H 30H cycle operation time 1 Communication cycle Asynchronous Optional processing Optional processing Operation of the 3 mak F rae 7 aan F N ser program input ser program inpul ser program inpul ser program inpu JW20H 30 H jand gust proeseeing land Sumi osei and piai Prees and cutout Mroceestig control module Operation of the ae JW 20DN lt Com mand Response Com mand Polling I O comm
11. bytes Operation of JW 20DN Do not open communica tion with the error slave station Treatment Reset the slave node addresses D5 slave station D6 slave station Verifi cation error There is no slave data table at all The slave does not exist The slave s I O data size does not match the scan list register details D9 slave station A slave time out has occurred 6 times in a row while waiting for a response A fragmen tation protocol error has occurred 3 times Open communica tion with the error slave station 1 Master status gt See page 10 9 Check whether the slaves are properly connected Recreate the scan list after checking the slave connections and node assignments After checking the number of I O bytes used by the slaves recreate the scan list Check the following Make sure the communication speed of the master station and slave stations are the same Make sure there are no disconnected or loose cables Make sure there is not too much electrical noise Make sure the cable lengths trunk and branches are appropriate Make sure the terminating resistances are connected to both ends and only to the ends To the next page 9 D17 will turn ON when the JW 20DN is connected to more than 1 slave station If the master station detects a problem or is unable to establish connection
12. name MSTB2 5 5 STF 5 08AU made by Phoenix Contact 6 3 Chapter 7 Polling I O Function Polling I O is used to exchange input output data automatically between a JW20H 30H control module equipped with a JW 20DN and its slave stations The input output data table addresses used for I O polling are assigned according to the module No switch on the JW 20DN gt See page 4 3 e input output data table addresses PC in which the Module No switch setting JW 20DN is installed 0100 to 0727 1000 to 1477 408 bytes 320 bytes 69000 to 69777 79000 to 79777 2000 to 2777 5000 to 5777 6000 to 6777 79000 to 79777 7 1 Input output data table allocation The JW 20DN can select from several allocation methods for the slave station input output data table The choices are allocation in address order even number allocation and allocation in the order in which vacant nodes are occupied No matter which allocation method is selected you have to start the master module JW 20DN in the scan list edit mode collect the data from slave stations and create a scan list The scan list classifies slave station inputs and outputs data lengths and addresses Therefore a separate configuration program is not needed for the input output data table allocation Allocation enon Input output data table allocation detail
13. of each node ON Normal OFF Abnormal 2 Operating status monitor table addresses PC model Node address bit Module No switch setting D7 D6 D5 D4 D3 D2 D1 Address The bits at node addresses 0 to 63 indicate the operating status of each node ON Slave station is operating OFF Slave station is idle 10 6 3 Device status table addresses When an error occurs on a slave station device a device status code next page will be stored at the following addresses When the communication is normal 00 will be stored PC model Node Module No address switch setting bit oO OINID a R O rm 10 7 Next page PC model Node address ANE E a Pee Pass bit 89165 2916s a165 49165 59165 69165 53 89166 99166 39166 49166 59166 69166 54 ees 49167 59167 69167 55 99170 39170 49170 59170 69170 56 99171 39171 49171 59171 69171 57 99173 39173 49173 59173 69173 59 89175 99175 39175 49175 59175 69175 61 89176 99176 Device status code Device status code Detail Decimal Hexadecimal tans The slave station is normal or it is not in the scan list The slave station device has stopped communication Identification
14. subject to sudden temperature changes which may cause condensation 3 Near corrosive or inflammable gas 4 In a location subject to vibration or hard jolts 2 Installation Do not install the JW 20DN in the following conditions In an extremely dry atmosphere excessive static electricity may be generated in your body In this case before touching this module touch a metal object that is grounded to drain off any static electricity from your body Then you can touch the module 1 In direct sunlight or ambient temperatures exceeding the range of 0 to 55 C 2 In relative humidity that exceeds the range of 35 to 90 or in a location subject to sudden temperature changes which may cause condensation 3 Near corrosive or inflammable gas 4 In a location subject to vibration or hard jolts 3 Treatment Make sure to follow the precautions below while using this module 1 Use a clean dry cloth when cleaning the JW 20DN Do not use volatile chemicals such as thinner or alcohol as it may result in deformation and color fading 2 Holes are provided in the cabinet for ventilation to prevent the temperature from increasing Do not block the ventilation holes Good ventilation is necessary 3 When a problem or an abnormal condition such as overheating fumes or smoke are observed stop the operation immediately and call your dealer or our service department 4 Make sure to turn OFF the power to the JW20H 30H before changing the
15. sure to ground the programmable controller If the device is not grounded a electric shock or a malfunction may occur A Caution All wiring and connections should be done by a qualified electrician Incorrect wiring may lead to a fire a breakdown of the product or an electric shock for the user 3 Use Danger e Don t touch the terminal while power is being supplied or you may receive an electric shock Assemble an emergency stop circuit and interlock circuit outside of the programmable controller Otherwise a machine may malfunction or be damaged by a problem with the programmable controller A Caution e Changing a program during operation or forcing a Run or Stop command during operation should only be done with particular care and only after confirming the safety of such an operation Incorrcect operation may lead to damage or cause an accident 4 Maintenance Disassembly prohibited Don t disassemble or modify the modules A fire damage or malfunction may result A Caution e Turn OFF the power source before installing or removing the module If you don t you may receive an electric shock or the device may malfunction or the machinery may be damaged Table of Index Chapter 1s Q tliNe viciihesssseseiniiaatsecaieiiadisbendebishisnandatidtaatunblaeduacnenbsuastendelineaiaanwienanal 1 1 Chapter 2 Handling Precautions cceccceeeeeeeeeeeeeeeeeeeeeeeeeeeesseneee
16. there is not too much electrical noise Make sure the cable lengths trunk and branches are appropriate Make sure the terminating resistances are connected both ends and only to the ends Check the node address switch Check the SW2 switch settings Check the Module No switch settings Recreate the scan list and recreate the data table in the master module JW 20DN Or replace the JW 20DN EO master Network power error Communication power is not being supplied correctly from the network Waiting for the network to supply power Check the network power and cable wiring Goes OFF Watchdog timer error A watchdog timer error occurred on the master station CU watchdog timer error A watchdog timer error occurred on the JW20H 30H control module 10 3 Operation stopped Replace the JW 20DN See the user s manual for the JW20H 30H control module Master status gt See page 10 9 2 Display of node addresses The JW 20DN displays node addresses using the SO to S7 lamps on the display panel S0 to S7 lamp status Lit O Off Node S0 to S7 lamp status Lit O Off Node address address SO decimal S7 S6 S5 S4 S3 S2 S1 SO decimal O04 OP OV OPO POC VOEOVOVOGY 4 OP OV OVO9POVOEVEVEY
17. 00 to 99765 Scan list data 29000 to 29777 When the PC is a JW30H No of bytes 512 Input output data Diagnostic data 39000 to 39777 49000 to 49777 Only the communication monitor table exists Module No switch setting 59000 to 59777 0 2000 to 39000 to 39377 1 5000 to 49000 to 49377 2 6000 to 5777 6777 59000 to 59377 3 79000 to 79777 69000 to 69377 Host explicit message data request 39400 to 39565 49400 to 49565 59400 to 59565 69400 to 69565 Host explicit message data response 39600 to 39765 49600 to 49765 59600 to 59765 69600 to 69765 Scan list data E0000 to E0777 E1000 to E1777 E2000 to E2777 E3000 to E3777 When you are working with a JW 31CUH1 it uses addresses 59000 to 89777 and E0000 to E5777 for its structuring program Therefore the JW 20DN cannot use its structuring program at the same time with the JW 31CUH1 4 3 3 Node address switch NA Assign a node address from 0 to 63 decimal JW 20DN_ MS NS SDRDERPT S7 S6 S5 S4 S3 S2 S1 S0 O Node address switch UNIT NO 0 KL 8 gt X10 Vn Upper switch is for the na 10 s digit and the lower SEF switch is for the 1 s digit SES XI Default setting Both set to 0 4 SCAN switch Press and hold this switch for at le
18. 17 OP OV otote tototo 48 OP OV OVC GOARVOCGOC VOY 49 O99 OVOP OVO YORVOFY 50 Oe tote e 51 Oe tote totoe toH 52 oeo oteto otote tet 53 OF OP OCPOYOCVOEOVO YOY 54 OP OP OVOYOCVOVO VEY 55 09 OD CVOY OC VOEYOEVO 56 Se ee ovevovevee 57 COOP ORVOVOVOGYO YO 58 09 OD otete totoe 59 OP OH OPO VY OCROCHO VOY 60 COOP OPO V9 OCVOOVOC VE 61 C9 OD ORO VO 9OC9YOADVO 62 OP OP OPOYOCRPOCVOAVEY 6 Diagnostic data 256 bytes 10 2 Diagnostic data table Using the diagnostic data table created on the PC JW20H 30H you can check the communication status of the nodes master and slave stations Assign the address of the diagnostic table 256 bytes using the module No switch on the JW 20DN See page gt 4 3 Diagnostic data table addresses 256 bytes PC model used JW20H Module No switch settings 1 1510 to 8 bytes 1 500 togy 507 8 bytes 1 1517 2 89000 to 89337 99000 to 99337 JW30H 2 39000 to 39377 49000 to 49377 59000 to 59377 69000 to 69377 4 Only the communication monitor table exists 2 When you are working with a JW 31CUH1 it uses addresses 59000 to 89777 and E0000 to E5777 for its structuring program Therefore the JW 20DN cannot use its structuring program at the same time as the JW 31CUH1 gt See page 4 3 1 Diagnostic data tab
19. 2005 correct when a JW30H is used for the PC 7th byte 02006 Node address 3 and the JW 20DN is set to 0 using its 8th byte 02007 slave module No switch 9th byte 2010 Output 10th byte 2011 11th byte 2012 12th byte 02013 Bs ae gt Input 13th byte 02014 14th byte 2015 Not used to When the default data length is set to 2 bytes Node Required data Polling I O Assigned data address length bytes function length bytes 2 1 input 1 output 2 1 input 1 output Not connected 2 6 3 input 3 output 6 3 input 3 output 0 0 5 3 3 input O output Yes 3 3 input The default data length 2 bytes is assigned to slave stations 1 3 and 5 Slave station 2 no hardware connected is assigned the default data length 2 bytes Slave station 4 without a Polling I O function is not allocated any data length The scan list data table for this example will be as follows Address 1 Value hexadecimal Details gt See page 7 9 1st byte E0000 FF This JW 20DN station master 2nd byte E0001 3rd byte E0002 4th byte E0003 5th byte E0004 8th byte E0007 All zeroes Node address 0 6th byte E0005 E0010 7th byte E0006 1 9th byte 10th byte E001 A slave station with a Polling I O function Not used 11th byte E0012 1 byte input data length 12th byte E0013 1 byte output
20. Explicit message data table 118 bytes for both request and response in the PC JW20H 30H An Explicit message data table request issues an Explicit message defined by DeviceNet and asks any corresponding device to provide service The Explicit message data table response stores the service data details from the slave station The address of the Explicit message data table is assigned using the module No switch on the JW 20DN gt See page 4 3 Addresses of the Explicit message data table areas requests and responses Module No switch setting 1 2 Requests 89400 to 89565 99400 to 99565 Responses 89600 to 89765 99600 to 99765 Requests 39400 to 39565 49400 to 49565 59400 to 59565 69400 to 69565 Responses 39600 to 39765 49600 to 49765 59600 to 59765 69600 to 69765 When a JW 31CUH1 is used for the PC it will use addresses 59000 to 89777 and E0000 to E5777 for its structuring program Therefore the JW 20DN cannot share the structuring program at the same time 1 Details of the Explicit message data table requests A module side reading flag host side writing flag and other parameters are described Address Parameter name Details When the module has finished reading the contents being sent the data in memory is automatically inverted Inverting data changes Os to 1s and vise versa Module side reading 1st byte 39400 lfag Whe
21. Version 1 0 Produced in April 2000 SHARP Sharp Programmable Controller nv Satetite AV20H 30H DeviceNet Master Module JW 20DN Model name Thank you for purchasing this DeviceNet master module the JW 20DN for use with the JW20H 30H programmable controller This manual describes the specifications usage etc of the DeviceNet master module Please familiarize yourself with the module by reading this user s manual thoroughly Keep this manual handy as well as the instruction manuals that come with each JW 20DN and JW20H 30H control module We are confident that these manuals will be helpful whenever you face a problem In addition to this manual the following manuals are available for your further study JW 20DN JW20H Control module JW30H Control module User s manual this book Instruction manual packed in each box User s manual hardware version Programming manual ladder instruction version User s manual hardware version Programming manual ladder instruction version e Should you have any questions or inquires please feel free to contact one of our dealers or our service department e Copying this manual in part of in total is prohibited e The contents of this manual may be revised without notice Safety Precautions Read this manual and the attached documents carefully before installation operation maintenance and checki
22. ast 3 seconds The module will create a scan list This function is disabled when the JW 20DN is in the protected mode JW 20DN_ 1 MS NS SDRDERPT S7 S6 S5 S4 S3 S2 S1 S0 O SCAN switch UNIT NO 0 3 KIB KAN x10 oS oS BA YA tx Sey lave 18 For details about editing the scan list see page 7 8 4 4 5 Switch SW1 Select the I O data allocation method and data length while edting the scan list Side of the module Switch No Switch SW1 Set details Operation when a slave communication error occurs Select whether or not to continue operation of JW20H 30H contorol module when a communcation error occurs while communicating with a slave station The control module continues operation The control module stops operation and enters the program mode Default setting Synchronous asynchronous operation Select whether or not to synchronize the communication with the operation cycle OFF Not synchronized ON Synchronized with the operation default setting I O data allocation method I O data table allocation method set by editing the scan list SW1 4 SW1 3 Details ON Even number allocation OFF Allocation in the order in which vacant nodes are occupied ON Allocation prohibited Data length while editing the scan list for each node Select the data length for each node when even allocation is selected an
23. byte E0007 data offset 9th byte to to 16th byte E00010 E00017 Node address 1 details same as node address 0 17th byte E0020 7th byte E0006 to E0027 to 24th byte Node address 2 details Same as node address 0 505th byte E0770 to to 512th byte E0777 1 The address JW 20DN is Node address 63 details Same as node address 0 es shown in parentheses are correct when a JW30H is used for the PC and the set to 0 using its module No switch 2 Slave information flag Value Details Node not connected Node connected does not have a Polling I O function Node connected with a Polling I O function JW 20DN s node address 3 Information from the input data length E0002 will be valid when the slave information flag E0000 cha nged to 02 4 The position of an address from the top byte is expressed by a byte 1 Ex When th e value is 0 it is the 1st byte When the value is 2 it is the 3rd byte 7 9 Chapter 8 Explicit Message Function This function is not needed when you use the Polling I O function If you need to use this function because you will be using a special slave station read the description below The JW 20DN can send a request for service to any device made by another manufacturer that uses the Explicit message function defined in the DeviceNet specifications This function uses the
24. d Multi drop 1 T branch method You can make up to three branch lines away from a trunk or a branch line Use a T branch tap to branch off T branch tap T branch tap Branch line Trunk Branch line Branch line 2 Multi drop method Connect a node directly to a trunk or a branch line Multi drop Multi drop Trunk Branch line 3 3 3 Cable length 1 Maximum network length The maximum network length will be the longest of the following 1 The distance between the two terminating resistances 2 The distance between the two nodes in the network that are the farthest apart Ex k i POPC m Terminating Terminating resistance resistance The maximum network length possible will vary depending on the type of cable used Cable type Maximum network length 500 m 100 m Thick cable 5 conductors Thin cable 5 conductors The maximum network length is also limited by the communication speed gt See section 3 below When thick and thin cables are mixed in the same network the following conditions must be met 500 k bits s A B is less than 100 m 250 k bits s A 2 5 x B is less than 250 m 125 k bits s A 5 x B is less than 500 m A Thick cable length B Thin cable length 2 Maximum branch line length The maximum branch line length is 6 m You can make a new branch line from a branch line However the maximum distance between the branch point on the trunk and t
25. d select the vacant node data length when sequential allocation to empty nodes has been selected SW1 6 SW1 5 Details OFF OFF 1 byte default setting O 2 bytes FF ON ON OFF 4 bytes ON ON 18 bytes Host message data exchange function Select whether or not to use the Explicit message send function OFF Does not use the Explicit message send function ON Uses the Explicit message send function SW 1 8 is not used Default setting OFF 4 5 6 Switch SW2 Set the communcation speed 125 250 500 k bit s operation mode normal protected and scan time low speed high speed Side of this module Switch SW2 Communication SW2 setting speed kbits s Operation mode Scan time 0 Default setting 1 Normal mode Low speed Protected mode Normal mode High speed Protected mode m Ol O S oO co Mm oi AY po Note Do not set switch SW2 to positions 3 7 or B as it may cause a malfunction e Details of the operation mode Press and hold the SCAN switch for three seconds while the control module operation is stopped The JW 20DN will enter the editing mode The scan list is created by collecting slave information from the slave stations When the control module first starts operation the JW 20DN starts Polling I O operation The SCAN switch is disabled in this mode This is used to avoid halting
26. data length 13th byte E0014 1st byte 14th byte E0015 input data offset 15th byte 2nd byte E0017 E0020 16th byte 17th byte output data offset Not connected 18th byte E0021 Not used 19th byte E0022 0 byte input data length 20th byte E0023 0 byte output data length oom alo Fal mal Tal mal Tal tal Tal tal Tal E0016 21st byte E0024 3rd byte 22nd byte E0025 input data offset 3rd byte output data offset Node address 1 Node address 2 A slave station with a Polling I O function Not used 3 bytes input data length 3 bytes output data length 5th byte input data offset 8th byte output data offset Node address 3 Address 1 Value Details 49th byte E0060 50th byte E0061 51st byte E0062 A slave station without a Polling I O function E0042 E0043 E0044 E0045 E0046 All zeroes Node address 4 A slave station with a Polling I O function 42nd byte E0051 Not used 43rd byte E0052 3 bytes input data length 44th byte E0053 0 byte output data length 11th byte input data offset 45th byte E0054 47th byte E0056 14th byte 48th byte E0057 46th byte E0055 output data offset
27. data length 29th byte E0034 30th byte E0035 27th byte E0032 31st byte E0036 32nd byte E0037 5th byte input data offset 8th byte output data offset Node address 3 33rd byte E0040 A slave station without a Polling IO function 34th byte E0041 Not used 35th byte E0042 0 byte input data length 36th byte E0043 0 byte output data length 38th byte E0045 11th byte input data offset 39th byte E0046 40th byte E0047 11th byte output data offset Node address 4 37th byte E0044 41st byte E0050 42nd byte E0051 A slave station with a Polling I O function Not used 43rd byte E0052 3 bytes input data length 44th byte E0053 0 byte output data length 13th byte input data offset 45th byte E0054 47th byte E0056 48th byte E0057 46th byte E0055 16th byte output data offset Node address 5 Address 1 Value Details 49th byte E0060 50th byte E0061 51st byte E0062 52nd byte E0063 53th byte E0064 54th byte E0065 55th byte E0066 56th byte E0067 Node address 6 58th byte E0071 60th byte E0073 57th byte E0070 59th byte E0072 61st byte E0074
28. ddresses for the Explicit message data table requests responses Shown below are the parameter addresses for each PC model and the module No switch setting PC model Module No switch setting Parameter name Module side reading flag Host side writing flag Status Status TXID transaction ID Size Reserved area MAC ID Service code Class ID Address Instance ID Service data 106 bytes Host side reading flag Module side writing flag Status TXID transaction ID Size Reserved area MAC ID Service code Response Response data 110 bytes 8 3 4 Example Shown below is an example of reading the vendor ID of the identified object in a slave station PC JW30H Module No switch setting on the JW 20DN 0 Explicit message data table requests Address Parameter name 39400 Module side reading flag Explicit message data table responses Address Parameter name Host side reading flag 39401 Host side writing flag 39402 Status TXID Module side writing flag Status TXID Size Size Reserved area Reserved area MAC ID MAC ID Service code Service code Class ID Instant ID Service data Setting hex Set the values above and write to the register at 39401 host side writing flag invert the flag gt Send a reques
29. dle 5 gt See the next page For details about the operating status of slave stations see the specifications for each slave station Device status table 64 bytes The status of the slave station devices can be monitored by keeping track of the device status codes assigned to each node address 00h is normal gt See page 10 7 130th byte 39201 129th byte 39200 131th byte 3 9202 256th byte 39377 D7 DO D6 D5 D4 D3 D2 D16 D15 D14 D13 D12 D1 D11 D17 D10 Reserved area 2 i i 2s eee Master status 2 bytes The error information and operating status of the master station is indicated by turning bits ON and OFF gt See page 10 9 1 The addresses in parentheses are correct when the PC is a JW30H and the Module No switch on the JW 20DN is set to 0 2 Do not change any values in the reserved area If you do the JW 20DN will malfunction 10 5 2 Diagnostic data table addresses Shown below are the addresses of the diagnostic data table communication monitor table etc for each PC model JW20H 30H and each Module No switch setting 1 Address of the communication monitor table PC model Node address bit Module No switch setting D7 D6 D5 D4 D3 D2 D1 Address The bits at node addresses 0 to 63 indicate the communication status
30. e are no nodes other than the master 4 2 2 Module No switch UNIT No 0 to 3 Assign the data memory addresses used with this module such as diagnostic data in the PC JW20H 30H on which the module is installed Module No switch UNIT NO 0 to 3 he SX tes Default setting JW 20DN_it MS NS SDRDERPT S7 S6 S5 S4 3 S2 S1 S0 O T 0 n O 0 Set the module No switch to any position between 0 and 3 Setting it to positions from 4 to 9 may cause an error and the module will not function Be careful not to assign the same memory area twice by using the same module No on another module including another JW 20DN Ex When you install a JW 23LMH on the same basic rack panel with a JW 20DN Make sure to set the module No switch of the JW 20DN to a number between 1 and 3 If you set it to O it will try to use the same I O link area as the JW 23LMH When the PC is a JW20H Module No switch setting Input output 1 0100 to 0727 data 1000 to 408 bytes 320 byt 69000 to 69777 79000 to 79777 Diagnostic 1500 to 1507 data 1510 to 8 bytes 8 bytes 89000 to 89337 99000 to 99337 Host explicit message data request 89400 to 89565 99400 to 99565 Host explicit message data response AAA 89600 to 89765 996
31. ed turns on for 1 second y Goes OFF for 0 3 seconds y Goes OFF for 0 3 seconds Error code N turns on for 1 second Goes OFF for 0 1 seconds y The node address of the slave station where a code N error has occurred turns on for 1 second 1 Goes OFF for 0 3 seconds y Goes OFF for 0 3 seconds Master station error code turns on for 1 second Goes OFF for 0 1 seconds y Master station node address turns on for 1 second When the master station JW 20DN has an error the JW 20DN displays Goes OFF for 0 3 seconds its own error code and node address There is no priority order for displaying errors The JW 20DN will repeatedly display all errors in the order in which they occurred See the following pages for the details of the display appearance and the error codes as well as the display appearance of the node address 10 1 1 Error code 1 Error code display The JW 20DN displays error codes using lights SO to S7 on the display panel S0 to S7 lamp status Lit O Off Error code s2 1 So hexadecimal o q q i q ET rr FY FY q q q o lt 2 Error details The error code details and actions are as follows MS NS lamp MS Keeps the current status NS Red lamp blinks Error code error node D2 slave station Error details The I O area of one slave station exceeds 64
32. eeeeeeeeeeeeeeeeees 2 1 Chapter 3 System Configuration eeceeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeneeees 3 1 to 7 1 Network names and functions 3 2 2 Connection method 3 3 3 Cable length 3 4 4 Power supply 3 5 5 Communication related devices 3 6 Chapter 4 Name and Function of Each Patt cccsssessssseeeesseeeeeesseseenenssneees 4 1 to6 1 Display panel 4 2 2 Module No switch 4 3 3 Node address switch 4 4 4 SCAN switch 4 4 a a E 5 Switch SW1 4 5 6 Switch SW2 4 6 Chapter 5 Installation Method cccsssseeeeeeeeeesseeeeeeeeeenseeeeeeeeeeeseseeeeeeeeeeeeeneeneees 5 1 Chapter 6 Wiring Method cccccesesseeeeeeeeeeeseeeeeeeeeeeseeeeeeeeeeeeeeeseneeeeeeeeneeees 6 1 to 3 6 1 Preparing communication cable 6 1 6 2 Communication connections 6 3 Chapter 7 Polling 1 O Function ccsssseeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeneeees 7 1 to 9 7 1 Input output data table allocation 7 1 1 Address order allocation 7 2 2 Even number allocation 7 4 3 Allocation in the order in which vacant nodes are occupied 7 6 7 2 Editing the scan list 7 8 1 Editing procedure 7 8 2 Scan list data table 7 9 Chapter 8 Explicit Message Function cccseeeeeeeeeeeeseeeeeeeeeeneeeeeeeeeeeeeeeeees 8 1 to 4 1 Details of the Explicit message data table requests 8 1 2 Details of the Explicit message data table responses 8 2 3 Parameter addres
33. em with JW 20DN devices Since there are no restrictions in allocating a master and slaves you can arrange nodes at any location shown above Cable with a terminating resistor at both ends Normally the cable connecting the terminals the furthest distance apart will be a trunk cable Use a five conductor cable 2 signal wires 2 power wires 1 shield The trunk length is not always equal to the maximum length of the network A cable branching off the trunk Branch line You can add new branch lines to the trunk Use a five conductor cable 2 signal wires 2 power wires 1 shield There are two methods for connecting nodes T branch and Multi drop T branch method Uses T branch taps for up to three separate branch lines Multi drop method Connects a node directly to a trunk or to a branch line Both the T branch method and the Multi drop method can be used in the same network Terminating Install a terminating resistance on both ends of the trunk in order to reduce signal resistance reflection and stabilize the communication Communication power should be supplied to the communication connector on each node through the five conductor cable Use only a power supply dedicated exclusively to communications Do not share this power supply with other devices Connection method Power supply for communication 3 2 2 Connection method There are two methods for connecting nodes T branch an
34. et Node address 1 17th byte E0020 Not connected 18th byte E0021 19th byte E0022 20th byte E0023 15th byte E0016 21st byte E0024 22nd byte E0025 23rd byte E0026 24th byte E0027 All zeroes Node address 2 25th byte E0030 Aslave station with a Polling I O function 26th byte E0031 Not used 3 bytes input data length 28th byte E0033 3 bytes output data length 29th byte E0034 3rd byte 30th byte E0035 input data offset 27th byte E0032 31st byte E0036 32nd byte E0037 6th byte output data offset Node address 3 33rd byte E0040 A slave station without a Polling I O function All zeroes Node address 4 A slave station with a Polling I O function 42nd byte E0051 Not used 43rd byte E0052 3 bytes input data length 44th byte E0053 0 byte output data length 45th byte E0054 9th byte 46th byte E0055 input data offset 47th byte E0056 12th byte 48th byte E0057 output data offset Node address 5 Address Value Details 49th byte E0060 50th byte E0061 51st byte E0062 52nd byte E0063 53rd byte E0064 54th byte E0065 55t
35. function Explicit message function Specialized cable 5 lines 2 signal lines 2 power lines 1 shield line Thick cable For trunk lines Thin cable For trunk or branch lines Select the method used for I O data mapping in the scan list edit mode from allocation in address order even number allocation or allocation in the order in which vacant nodes are occupied Communication carrier Data table allocation method 3 External dimension drawings Unit mm MS NS SDRDFTPT S7 6 5 4 3 2 S1 S0 110
36. h byte E0066 56th byte E0067 Node address 6 58th byte E0071 59th byte E0072 60th byte E0073 57th byte E0070 61st byte E0074 62nd byte E0075 63rd byte E0076 64th byte E0077 All zeroes Node address 7 The addresses shown in parentheses are correct when a JW30H is used for the PC and the JW 20DN is set to 0 using its module No switch 7 3 2 Even number allocation Assign the number of bytes of data in the input output data table data length in the order that the node addresses were assigned to each slave station 1 Set the predetermined data length for slave stations to an even number of bytes If an individual slave station needs more than the default amount of data the JW 20DN can be used to assign a different data length in terms of multiples of the default data length function The JW 20DN assigns the default data length to slave stations that do not have a Polling I O The JW 20DN also assigns the default data length to slave station numbers node addresses that do not have any hardware connected to them JW 20DN gt See page 4 5 Allocation example The allocation results from assigning data lengths by even number allocation are as shown on page 7 2 as follows The default data length is 2 bytes Address 1st 2nd 3rd 4th 5th 6th 7th 8th 9th byte byte byte byte byte
37. he end of the most distant branch line should not be more than 6 m Ex Branch line length Maximum 6 m Branch line length Maximum 6 m 3 Communication speed and communication distance The communication distance will vary depending on the communication speed Total length of Branch Communic ation speed 500 k bits s Maximum network length Thick cable 100 m or less 250 k bits s 250 m or less 125 k bits s 500 m or less Thin cable 100 m or less 3 4 line length 6 m or less branch lines 39 m or less 78 m or less 156 m or less 4 Power supply Connect the communication power supply to the trunk Two of the five conductors in the cable used for trunk and branch lines are assigned to carry power for communication 24 VDC The following methods can be used to connect a communication power source to the trunk Use a T branch tap or a power tap Power supply for communication T branch tap or power tap 24 VDC When connecting one power supply device to a network Terminating Terminating resistance resistance Use a power tap Power supply for Power supply for communication communication 24 VDC Power tap 24 VDC Power tap When connecting more than one power supply device to a Terminating Terminatin g network resistance resistance e Configuration of a power tap Power tap Ground 24 VDC power source terminal y V Schottk
38. her parameters are described Address 1st byte 39600 Parameter name Host side reading flag Details When reading the received data the same data is written to the JW 20DN 2nd byte 39601 Module side writing flag When the JW 20DN receives a response from a slave station the JW 20DN inverts the data Inverting data changes Os to 1s and vise versa 3rd byte 39602 Status The device status and response information are stored ajla 4th byte 39603 TXID transaction ID Transaction ID of the response data 5th byte 39604 Size Response data length 6th byte 39605 Reserved area Use prohibited 7th byte 839606 MAC ID Node address that will be the target for the transaction 8th byte 39607 Service code Service code for the Device Net request KS HS FS J HY HS J ey NO 9th byte 118th byte 39610 39765 Response data 110 bytes A received data message as defined by the service code is returned The addresses in parentheses are correct when a JW30H is used for the PC and the module No switch on the JW 20DN is set to 0 For the addresses of the other settings gt See page 8 3 For details about the Explicit message parameters see the DeviceNet specifications To obtain a copy of DeviceNet specifications contact an ODVA branch office in your country 8 2 3 Parameter a
39. k bits s Communication 125 k 250 k 500 k speed bits s bits s bits s Trunk length using a 500 m 250 m 100 m thick cable Communication Trunk length using a distance maximum _ thin cable Maximum branch line length Total length of branch lines 100 m 100 m 100 m 6m 6m 6m 156 m 78m 39 m Communication function Polling I O function Explicit message function Chapter 7 8 Proprietary cable Five conductors 2 signal wires 2 Communication cable power source wires 1 shield type Thick cable For trunks Thin cable For trunks or branch lines In the scan list editing mode you can select allocation in address order even number allocation or allocation in the order in which vacant nodes are occupied as the method for I O data mapping 3 6 Data table assignment 1 Network names and functions This section lists the device names and functions used in DeviceNet networks Network example Terminating Power Multi drop T branch T branch Terminating resistance tap method method Trunk system resistance Multi drop Branch line method Branch line Power supply for communication 24 VDC T branch Multi drop method system Names Functions Master and slave nodes are available on the DeviceNet Master Integrates external I Os from each slave Slave provides connections for external I Os The JW 20DN JW20H 30H will be the master in a syst
40. le details Address 1 1st byte 39000 2nd byte 39001 3rd byte 39002 4th byte 39003 5th byte 39004 6th byte 39005 7th byte 39006 8th byte 39007 39010 32nd byte 39037 33rd byte 39040 34th byte 39041 35th byte 39042 36th byte 39043 37th byte 39044 38th byte 39045 39th byte 39046 40th byte 39047 64th byte 39077 65th byte 39100 66th byte 39101 127th byte 39176 128th byte 39177 41st byte 39050 device status table and master status details D6 D7 D5 D4 D3 D2 D1 Reserved area 2 D6 D5 D4 D3 The diagnostic data table contains a communication monitor table an operating status monitor table a DO e Bit number Communication monitor table 8 bytes The node addresses are numbered 0 to 63 The communication status of each node is indicated by turning the bits in these 8 bytes ON and OFF ON Normal OFF Abnormal 4 gt See the next page Abit representing the JW 20DN master module status will turn OFF when any of the slave stations is abnormal Reserved area 2 Node 62 Node 63 Operating status monitor table 8 bytes The node addresses are numbered 0 to 63 The operating status of each node is indicated by turning the bits in these 8 bytes ON and OFF ON The slave station is operating OFF The slave station is i
41. n the data has been inverted the host will send a 2nd byte 39401 request message to the slave station Host side writing flag 3rd byte 39402 4th byte 39403 5th byte 39404 Status 6th byte 39405 TXID transaction ID Size Reserved area MAC ID Service code The device status and response information are stored Assign an ID when creating a request Set the request data length Use prohibited Set a node address for the transaction object Service code for the DeviceNet request 7th byte 39406 8th byte 39407 9th byte 39410 10th byte 39411 Class ID Assign a class ID to the Explicit message sending target 11th byte 39412 Assign an instance ID to the Explicit message sending 12th byte 39413 Instance ID target 13th byte 39414 118th byte 39565 Service data 106 bytes Assign data that is defined by a service code The addresses in parentheses are correct when a JWS30H is used for the PC and the module No switch on the JW 20DN is set to 0 For the addresses of the other settings gt See page 8 3 For details about the Explicit message parameters see the DeviceNet specifications To obtain a copy of DeviceNet specifications contact an ODVA branch office in your country 8 1 2 Details of the Explicit message data table responses A host side reading flag module side writing flag and ot
42. ne optional module can be installed in the same control module JW20H 30H basic rack panel Do not use a node station number that is already assigned to the I O link master module JW 23LMh See page 4 3 e Secure the module mounting screw tightly If the screw becomes loose it may cause a malfunc tion e When you use the JW 20DN for the first time you are required to edit the scan list See page 7 8 5 1 Chapter 6 Wiring Method 6 1 Preparing a communication cable This section describes how to install a connector on a communication cable for this network Prepare the communication cable by following the steps below to attach the connector Remove approximately 30 mm of insulation from the communication cable Remove the insulation without damaging the coaxial shield around the cable Do not remove more insulation than necessary as it may cause a short circuit Communication cable Approximaiey Vv Unwrap the wires in the coaxial shield carefully Under the coaxial shield there is one signal line one power line and one ground line The signal line and power lines are wrapped in aluminum tape Aluminum tape Ground line Ww Cut off the excess coaxial shield and peel back the aluminum tape on the signal line and power line l Remove the insulation from the signal and power lines until enough bare wire is exposed to fit into a crimp style terminal
43. neral specifications Item Specification Storage temperature 20 to 70 C Ambient operating temperature 0 to 55 C Ambient humidity 35 to 90 RH non condensing Vibration resistance Equivalent to JIS C 0911 Oscillation distance 0 15 mm 10 to 58 Hz 9 8 m s 58 to 150 Hz 2 hours each for X Y and Z directions Shock resistance Communication power voltage Equivalent to JIS C0912 98 m s 3 times each in the X Y and Z directions 11 to 25 VDC Internal power consumption 200 mA max 5 VDC Communication power consumption 50 mA max Number of internally installed module Weight Accessories Install up to 4 modules in the JW20H 30H Approximately 180 g One instruction manual 2 Communication specifications Item Specification Communication protocol Conforms to the DeviceNet protocol Number of nodes Maximum of 63 nodes for one master station Number of I O points 4 096 points 512 bytes in an input output data table Communication speed Selectable 125 Kbps 250 Kbps or 500 Kbps Communication speeds 125 k bit s 250 k bit s 500 k bit s Trunk length using a thick cable 500m 250m 100m Communication distance Trunk length using a thin cable 100m 100m 100m max Maximum branch length 6m 6m 6m Total branch length 156m 78m 39m Communication services Polling I O
44. ng in order to use the machine correctly Make sure you nderstand all of the machine operations safety information and cautions before starting to use it In this user s manual safety precautions are classified as danger or caution as follows Incorrect handling may lead to death or serious injury Incorrect handling may lead to property damge or injury Even when a is given serious problems may be experienced depending on the circumstances In all cases important points are discussed Be sure to follow the advice given The symbols that prohibit action or show a required action are explained below S This means don t For example when disassembly is prohibited you will see a f Q This means an action is required For example a required grounding is shown as a L 1 Installation A Caution e Use this device only in the environments specified in the leaflet instruction manual and user s manual Electric shock fire or malfunction may occur when used at high temperature in high humidity in a dusty or corrosive atmosphere or when vibration or shock loading are present e Install the device according to the instruction manual and the user s manual Incorrect installation may cause the decie to fall breakdown or malfunction e Never allow wire trimmings or foreign matter to and on the device If they do a fire may break out breakdown or a malfunction may occur 2 Wiring amp Requirement Be
45. nt nodes are occupied modes to1 2 4 or 8 bytes Set the default data length using Switch 1 dip switches 5 and 6 gt See page 4 5 7 1 Three allocation examples are shown below Node address 0 The JW 20DN master Node address 1 Slave station Node address 2 Node address 3 Not connected Slave station Node address 4 Node address 5 Slave station Slave station 1 Address order allocation Polling I O input data 1 byte Polling I O output data 1 byte Polling I O input data 3 bytes Polling I O output data 3 bytes _ No Polling I O function Polling I O input data 3 bytes Polling I O output data 0 byte Assign the number of bytes of data in the input output data table data length in the same order as the node addresses are assigned to the slave stations 1 Assign the number of bytes required by each slave station 2 Aslave station that does not have a Polling I O function is not assigned a data length 3 Any slave station number node address that does not have hardware connected is not assigned a data length Allocation example The allocation results from assigning data lengths in the order in which vacant nodes are occupied are as follows The addresses shown in parentheses are correct when a JW30H is used for the PC and the JW 20DN is set to 0 using its module No switch Address Input output data table tst byte N
46. ode address 1 2nd byte slave station Output 3rd byte 4th byte Input 5th byte Node address 3 6th byte slave station 7th byte 8th byte 9th byte Tne 5 ode address tohi pyte slave station 11th byte 12th byte Not used to Node address 1 2 1 input 1 output Not connected Required data length bytes Polling I O function Yes Assigned data length bytes 2 1 input 1 output 0 6 3 input 3 output 6 3 input 3 output 0 0 3 3 input O output 3 3 input The required number of bytes are assigned to the slaves at nodes 1 3 and 5 Slave 2 nothing connected and slave 4 doesn t have a Polling I O function are not assigned any data length The scan list data table will be as follows Address Value hexadecimal Details gt See page 7 9 Tst byte E0000 FF This JW 20DN station master 2nd byte E0001 3rd byte E0002 4th byte E0003 5th byte E0004 7th byte E0006 8th byte E0007 All zeroes Node address 0 6th byte E0005 9th byte E00010 A slave station with a Polling I O function 10th byte E0011 Not used 11th byte E0012 1 byte input data length 12th byte E0013 1 byte output data length 13th byte E0014 14th byte E0015 1st byte input data offset 2nd byte 16th byte E0017 output data offs
47. of the slave station device does not match the value in the scan list The data size is different from the setting The slave station device does not return a response The slave station device is idle 10 8 4 Master status address Displays error information and operating status by turning bits ON and OFF PC model Module No Diagnostic details switch setting Address 89200 99200 39200 49200 59200 69200 Error information DO to D7 89201 99201 39201 49201 59201 69201 Operation status D10 to D17 Details of the DO to D7 and D10 to D17 bits Incorrect switch settings EEPROM error Duplicated assignment of a node address Bus OFF is detected Communication error Error Verification error information Configuration error Sending error Reserved area Currently creating scan list Currently writing serial numbers Reserved area Reserved area Disabled scan list protected mode Message communication enable flag Error is currently occurring Currently performing Polling I O communication 10 3 Slave station status when the PC has stopped operation When the PC is in the program mode operation has stopped the JW 20DN sends out status information that the JW 20DN is in idle For details about the operation of each slave station see the respective manual for the slave station device 10 9 Chapter 11 Specifications 1 Ge
48. re to select a power supply unit able to put out sufficient current for your system 3 7 Chapter 4 Name and Function of Each Part Model label Power consumption marking lt Consumption at 5 VDC is shown Each mark equals approx 100 mA oars men ss SS _ O mS NS SDRDFTPT 8756555483828181 6 3528150 Display panel Shows the module s operating status gt 1 Rating plate on side pres MS NS SDRDFT PT S7 S6 S5 S4 S3 S2 S1 S0 Switch SW2 Set the baud rate operation mode and scan time gt 6 Switch SW1 Select the I O data allocation method for editing the scan dala and setting the data length gt 5 Switch cover Protects module number switch and other switches Communication connector Connect communcation cables to the network FG terminal block MS NS SDRDERPT Module No switch UNIT No Allocate data memory gt 2 5756558483528150 die Node address switch NA Assign a node address 0 to 63 gt 3 SCAN switch Creates a scan list gt 4 Shown with the switchcover removed The numbers 1 to 6 refer to sections on pages 4 2 to 4 6 4 1 1 Display panel Shows the module s operating status by turning ON and OFF and blinking Display panel on the JW 20DN
49. s Assign data lengths number of bytes in node address order for slave stations Enter the number of bytes required by each slave station Aslave station that does not have a Polling I O function is not assigned a data length Any slave station number node address that does not have hardware connected is not assigned a data length Address order allocation Assign data lengths number of bytes in node address order for slave stations 2 Enter the number of bytes required by each slave station For any slave station that needs more data than the default data length increase the size in multiples of the default number of bytes A slave station that does not have a Polling I O function is not assigned a data length Any slave station number node address that does not have hardware connected is not assigned a data length Even number allocation Assign data lengths number of bytes in node address order for slave stations 2 Enter the number of bytes required by each slave station with a Polling I O function Aslave station that does not have a Polling I O function is not assigned a data length Any slave station number node address that does not have hardware connected is assigned the default data length Allocation in the order in which vacant nodes are occupied Set the default data length used in the Even number allocation and Allocation in the order in which vaca
50. ses for the Explicit message data table requests responses 8 3 4 4 Example 8 4 Chapter 9 Communication TIMING ccccceeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeseeeeeeeeeeeeeees 9 1 to 2 1 When the Polling I O communication time is shorter than the JW20H 30H cycle operation time 9 1 2 When the Polling I O communication time is longer than the JW20H 30H cycle operation time 9 2 Chapter 10 Error Handling oeae aen aaeeea eaaa ae aaeei ienaiiino uaan 10 1 to 9 10 1 Display lamp 10 1 1 Error code 10 2 2 Display of node address 10 4 10 2 Diagnostic data table 10 5 1 Diagnostic data table details 10 5 2 Diagnostic data table addresses 10 6 10 3 Slave station status when the PC has stopped operation 10 9 Chapter 11 Specifications isicisisisnccccccscsatadsunciesendesnsaccevanvedisencwccteatoncvassuiestuaanciedenss Chapter 1 Outline The DeviceNet master module JW 20DN it is also referred to as this module is a master module for the JW20H 30H programmable controllers and it is used in a DeviceNet an open network Installing this module on a JW20H 30H and connecting various DeviceNet slave devices allows you to construct an optimum system with decentralized control De facto standard network By employing the DeviceNet standards which have a major share of the market in North America your product will have an advantage in that it can be used in oversea s markets and can share facilities both in Japan and overseas
51. started the JW 20DN will start editing the scan list This may cause a malfunction Therefore we recommend that you change to the protected mode as described in step 8 above 7 8 2 Scan list data tabl Addresses in the scan e list data table are assigned using the module No switch on the JW 20DN gt See page 4 3 Addresses in the scan list data table PC in which the JW 20DN is No of Module No switch setting installed bytes 0 1 2 3 JW20H 512 29000 to 29777 39000 to 39777 49000 to 49777 59000 to 59777 JW30H 512 E0000 to E0777 E1000 to E1777 E2000 to E2777 E3000 to E3777 When a JW 31CUH1 is used for the PC it will use addresses 59000 to 89777 and E0000 to E5777 for the structuring same time program Therefore the JW 20DN cannot share the structuring program at the Details of the scan list data table Address 1 1st byte E0000 Details Slave information flag 2 2nd byte E0001 Not used 3rd byte E0002 Input data length Data length for the data which slave Node Ath byte stations will send and receive in Polling address 0 5th byte E0004 3 informa Input data _ These indicate the byte mappings in the I O tion 6th byte E0005 offset data table page 7 1 that data will be sent from E0003 Output data length o messages Output or received into using Polling I O messages 4 8th
52. switch settings An imprudent changeover of the switches may cause a malfunction 4 Installation Make sure to turn OFF the power to the JW20H 30H before removing or installing a module on the basic rack panel Please note that this module cannot be installed on the expansion rack panel 2 1 Chapter 3 System Configuration Connection example JW 20DN Master module JW20H JW30H Up to 4 JW 20DNs can be installed in I O slots on the JW20H JWS30H basic rack panel T branch Power Terminating Cable Trunk tap tap resistance Terminating resistance Power supply for communication 24 VDC Slave ae Up to 63 slave nodes can be connected to a single master module Connecting related devices Use cables T branch taps power taps and terminating resistances that comply with DeviceNet requirements to connect master modules and compatible slave stations The slave stations should meet the following requirements Should have a Polling I O function for communication Note In addition to slave stations that can be polled you can connect slave stations to this system that use other communication methods However this system cannot use those functions Slave station requirements e Communication specifications Number of I O points 4096 points input and output to data tables 512 bytes Communication speed Selectable 125 k bits s 250 k bits s or 500
53. t message to the slave station Response data When Sharp s vendor ID is returned 104 decimal 68 hex Setting hex When a slave station sends a response to the request on the left The value in register 39600 host side reading flag will be inverted Register 39601 module side writing flag turns ON Data from the slave station is stored in the registers starting at address 39602 Chapter 9 Communication Timing This chapter describes the communication between the control module JW20H 30H the JW 20DN and the slave stations To exchange data between the JW 20DN and the JW20H 30H control module the JW 20DN uses optional processing by the JW20H 30H Control module processing v Hardware check JW 20DN Processing y Input output processing y Data exchange using data exchange memory gt Data exchange memory _ Optional processing Vv User program rocessin Polling I O 2 communication The JW 20DN receives responses from all slave stations If not after a communication time out it will complete one Polling I O communication cycle and exchange data with the JW20H 30H control module The time out time is the normal time required after the JW 20DN completes sending commands to all of the slave stations until it receives responses from all of the slave stations
54. the Polling I O operation accidently by mis use of the SCAN switch e Scan time details Select high speed or low speed for the time out time of a single I O operation cycle The scan time will be determined by the number of slave stations connected Number of Scan time ms slave stations Low speed High speed 1to15 16 to 31 32 to 47 48 to 63 4 6 Chapter 5 Installation Method This chapter describes how to attach this module to the JW20H 30H basic rack panel Turn OFF the power supply to the JW20H 30H Vv Set the switches SW1 and SW2 on the side of this module See page 4 5 to 4 6 for setting details Side of this module Switch SW2 Switch SW1 Vv Put this module s stabilizing rib into the slot on the JW20H 30H basic rack panel and push the module into the panel Secure the module mounting screw on the top of this module using a Philips screwdriver Installation example Base plate or control panel Ventilation hole Basic rack panel Power Module mounting screw Module insert guide N supply lt Basic rack panel al module aR Philips a the screwdriver W module l l K stabilizing rib 7 SORB This module Module stabilizing rib Control module l JW 21CU 22CU JW 31CUH1 32CUH1 JW 33CUH1 33CUH2 33CUH3 This module cannot be installed in an expansion rack panel e More than o
55. unication 1 1 g as Slave stations maximum 63 nodes Slave stations maximum 63 nodes 2 Communication cycle Synchronous Optional processing Optional processing Optional processing Operation of the A 7 m 7 Faas ser program inpu dss n ser program inpu ii 2 JW20H 30H and output processing Waiting time and output processing Waiting time control module Operation of the JW 20DN 4 4 Command i i Command Response Response Polling I O communication 4 o pe 63 1 2 H63 Slave stations maximum 63 nodes Slave stations maximum 63 nodes 9 2 Chapter 10 Error Handling When an error occurs during communication with the JW 20DN check the error details by referring to the display lamps and the diagnostic data table Then take the appropriate action 10 1 Display lamp When an error occurs on a node master and slave station the error code and the node address will be displayed on the JW 20DN display panel SO to S7 JW 20DN_ y Error code 1 turns on for 1 second Times in parenthesis are display on or off times Goes OFF for 0 1 seconds h R The node address of the slave station where a code 1 error has occurred turns on for 1 second Goes OFF for 0 3 seconds Error code 2 turns on for 1 second Goes OFF for 0 1 seconds y The node address of the slave station where a code 2 error has occurr
56. ve new lines lines Connects to a terminating resistor Three this tap is used to connect one new branch line 3 Power tap This tap is used to supply power to the five conductor cable when connecting more than one communication SE A supply to a single network Specifications si tap 1485T P2T5 T5 With a reverse current prevention Allen Bradley function and ground terminal This tap can be used to connect a single communication power supply to a network In this case you can also use a T branch tap above in addition to the power tap When connecting a power supply unit to a network use this power tap in order to prevent reverse current flowing back to the power supply device which can be caused by a difference in potential 4 Communication connector This module contains one MSTB 2 5 5 STF 5 08AU with a screw for securing the connector made by Phoenix Contact Remarks Manufacturers For connecting a node Without a screw for securing a connector Phoenix For connecting a node Contact With a screw for securing a connector For connecting a T branch tap XW4B 05C1 H1 D For connecting a node Omron With a screw for securing a connector MSTB 2 5 5 ST 5 08 AU MSTB 2 5 5 STF 5 08 AU 3 6 5 Terminating resistance 6 Communication power supply Make sure that the communication power supply output voltage is 24 VDC 1 with the AC input isolated from the DC output Also make su
57. with all slave stations D17 will turn OFF 10 2 Operation Master MS NS Su Error details of status Treatment lamp error node JW 20DN lamp lights FO master A node address has been used twice The master station node address has been assigned to another node F1 master Detected a Bus OFF The JW 20DN Bus OFF status is active communication was stopped due to frequent data errors F2 master Node address error F3 master Communi cation speed error F4 master Module No error Some of the switches on the JW 20DN are set incorrectly F7 master F8 master F9 master Scan list data error Serial No error RAM error The EEPROM has a memory error Unable to read or write the scan list parameters since no data table exists on the master module An error occurred during a RAM check of the master module FA master ROMSUM error An error occurred during a ROM check of the master module FB master DPRAM error An error occurred during a common RAM check of the master module Operation stopped Check the other node addresses Eliminate the duplicated node address and restart the master module JW 20DN Check the following Make sure the communication speed of the master station and slave stations are the same Make sure there are no disconnected or loose cables Make sure
58. y barrier diode Fuse V 24V V 24V Five Signal wire CAN H Signal wire CAN H conductor Shield Shield Five cable Signal wire CAN L V OV V OV Do not share the communication power source with other devices Do not turn OFF the communication power source while I O polling is taking place It may halt the communication abnormally 3 5 5 Communication related devices In addition to master and slave nodes the following devices can be used in this system cables T branch taps power taps communication connectors terminating resistances and communication power supplies Listed below are the models of devices currently available by manufacturer 1 Cable Thick or thin five conductor cable is available Number of Manufac Outside Main Gee conductors turers diameter mm i Thick 1485C P1 A50 11 6 to 12 1 Trunk Thin 1485C P1 C150 6 9 Branch line or trunk Thick DCA2 5C10 11 6 to 12 1 Trunk DCA1 5C10 Branch line or trunk When using a thin cable for a trunk make sure that the trunk is not more than 100 m long 2 T branch tap You can connect up to three new branch lines off a single existing branch line Number of connectors Remarks Has three connectors for connecting up to three new lines Connects to a terminating resistor Five this tap is used to Has five connectors for connecting up connect three new branch to fi
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