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Allen-Bradley DeviceNet 1761-NET-DNI Скачать руководство пользователя страница 13

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Содержание DeviceNet 1761-NET-DNI

Страница 1: ...User Manual DeviceNet Interface Catalog Number 1761 NET DNI Allen Bradley Insert Artwork over white box AB Parts...

Страница 2: ...ate Control available from your local Allen Bradley office describes some important differences between solid state equipment and electromechanical devices that should be taken into consideration when...

Страница 3: ...duct Assistance P 5 Your Questions or Comments on this Manual P 5 Product Overview Chapter 1 Description 1 1 Operating Modes 1 1 Device Compatibility 1 1 Quick Start for Experienced Users Chapter 2 Co...

Страница 4: ...DNI Series B 5 1 EDS Parameters for the DNI 5 2 Input Size 5 3 Input Split Point 5 4 Input Type 5 6 Input Data File 5 6 Input Word Offset 5 7 Output Size 5 8 Output Split Point 5 9 Output Type 5 11 O...

Страница 5: ...6 10 NET LED Network Status LED 6 11 RS 232 Port LED Indicator 6 11 Fault Conditions 6 11 DNI Series A DeviceNet Class Codes 6 12 Identity Object 6 12 Slave I O Assembly Data 6 12 DNI Series B Device...

Страница 6: ...1761 6 5 iv Specifications Appendix A Physical Specifications A 1 DeviceNet Specifications A 1 Dimensions A 2 Glossary Interface Basics Glossary 1 Terms and Abbreviations Glossary 1 Index...

Страница 7: ...S 232 port This can be done using the DNI Configuration Software Utility version 2 001 when available For applications that use only DNIs this will eliminate the need for configuration tools such as R...

Страница 8: ...ies A and Series B DeviceNet Interface throughout the manual References to using RSNetWorx configuration software chapters 2 and 6 New configuration parameters for DNI Series B DF1 Substitution Addres...

Страница 9: ...use Allen Bradley Controllers on DeviceNet You should have a basic understanding of Allen Bradley programmable controllers and DeviceNet You should understand programmable controllers and be able to i...

Страница 10: ...arameters and Programming Notes Provides information on configuring and programming the DNI 6 Setup Programming and Troubleshooting Describes start up information using programming software normal ope...

Страница 11: ...t information SLC 500 and MicroLogix 1000 Instruction Set Reference Manual 1747 6 15 Information on DeviceNet Manager DeviceNet Manager Software User Manual 1787 6 5 3 Information on 1747 DeviceNet Sc...

Страница 12: ...DeviceNet and other relevant information To obtain a copy contact your local Allen Bradley office or distributor Common Techniques Used in this Manual The following conventions are used throughout th...

Страница 13: ...ining warranty support support service agreements Technical Product Assistance If you need to contact Allen Bradley for technical assistance please review the information in the Troubleshooting chapte...

Страница 14: ...1761 6 5 P 6...

Страница 15: ...d RS 232 port The primary functions of the DNI are threefold to collect or receive input data from the DF1 device connected on its RS 232 port and forward that data to a connected master on DeviceNet...

Страница 16: ...1761 6 5 1 2 Product Overview...

Страница 17: ...ructions required to generate the electronic signals that control your application Because this is a start up guide for experienced users this chapter does not contain detailed explanations about the...

Страница 18: ...oning the DNI on page 6 5 for more details 5 To exchange data with other controllers over DeviceNet configure a message instruction inside each controller s program See Programming Over DeviceNet on p...

Страница 19: ...such as DeviceNet Manager or RSNetWorx and set the DNI to the desired node number This is called node commissioning 4 Double click on the DNI icon to open the DNI s EDS 5 For DNI Series A set DNI Mod...

Страница 20: ...t Data File 3 to 254 7 7 11 10 Output Word Offset 0 to 254 1 95 14 11 DF1 Device 0 to 3 0 Other 1 PLC 2 SLC Other MicroLogix 3 MicroLogix 1000 3 MicroLogix 1000 3 MicroLogix 1000 3 12 DNI Series A Dat...

Страница 21: ...DNI Two words of data will be written to Integer file 7 starting at word 95 At this point the DNI is configured to be a slave on DeviceNet but it is not part of owned by a DeviceNet master scanner To...

Страница 22: ...1761 6 5 2 6 Quick Start for Experienced Users...

Страница 23: ...a PLC with remote I O A PLC uses the remote I O chassis as distributed inputs and outputs The master slave relationship on DeviceNet is exactly the same except it is being done over DeviceNet The amou...

Страница 24: ...om 1 to 16 data words for DNI Series A 1 to 32 data words for DNI Series B The actual data that resides in the output image is delivered to the DNI from the master by one of two mechanisms Polled Wher...

Страница 25: ...it messaging to the master I O assemblies over DeviceNet at a minimal level If the DNI is not owned by a DeviceNet master the DNI responds to explicit messaging gets and accepts explicit messaging set...

Страница 26: ...n is that the device has to be capable of entering a destination node address For DNI Series B this stipulation has been removed with the addition of the DF1 Substitute Address parameter The DNI uses...

Страница 27: ...sers can even connect directly to DeviceNet using a KFD PCD or PCI interface Local Access to DeviceNet Or they can use a DNI connected to the computer s RS 232 port and upload download to other contro...

Страница 28: ...dial into a DeviceNet network and have access to controllers connected to DNIs they can plug a DNI into a modem Now users can dial into the modem and have access to all DNI controllers from a remote s...

Страница 29: ...ustrial Environment EN 50082 2 EMC Generic Immunity Standard Part 2 Industrial Environment This product is intended for use in an industrial environment Low Voltage Directive This product is tested to...

Страница 30: ...f components may impair suitability for Class I Division 2 Do not replace components unless power has been switched off and the area is known to be non hazardous Do not disconnect connectors unless po...

Страница 31: ...tions DIN Rail Mounting Installation 1 Mount your DIN rail 2 Snap the DIN rail latch into the closed position 3 Hook the top slot over the DIN rail 4 While pressing the unit against the rail snap the...

Страница 32: ...dley publication DN 6 7 2 DeviceNet Cable System Planning and Installation Manual This document provides design guidelines concerning wiring practices connectors grounding power budgeting etc This pub...

Страница 33: ...e table below describes the RS 232 compatible cables DNI Connected to Catalog Number Use Cable MicroLogix all series 1761 CBL AM00 1761 CBL HM02 Mini DIN to Mini DIN 45cm 17 7 in 2m 6 5 ft SLC 5 03 SL...

Страница 34: ...1761 6 5 4 6 Installation and Wiring...

Страница 35: ...s allows any DF1 device such as the MicroView to communicate to A B controllers over DeviceNet Input Split Point and Output Split Point The split point parameters are used to define how much data is c...

Страница 36: ...7 5 6 I O 7 5 Input Word Offset 0 to 254 0 5 7 I O 8 6 Output Size Series A 1 to 16 Series B 1 to 32 1 word 5 8 I O Not Applicable 7 Output Split Point 1 to 32 1 word 5 9 I O 9 8 Output Type Bit or I...

Страница 37: ...the user A sample of the data array is shown below Parameter Type Parameter Number Description Range Default Value Series A Series B I O 4 1 Input Size Series A 1 to 16 Series B 1 to 32 1 Important F...

Страница 38: ...fects the data in the DF1 Device The split point represents the last word of the Master data Words above the split point are Explicit data Parameter Type Parameter Number Description Range Default Val...

Страница 39: ...point is 1 if the Input Size parameter is 32 the maximum the resulting range of explicit input words would be 0x70 to 0x8E See Input Assembly Data Explicit Split Point and Slave on page 6 14 for more...

Страница 40: ...controller Files within Allen Bradley controllers are Parameter Type Parameter Number Description Range Default Value Series A Series B I O 5 3 Input Type Bit or Integer File Integer File Parameter Ty...

Страница 41: ...gix Bit 255 Words Integer 255 Words PLC Bit 999 Words Integer 999 Words Note The DNI can only access data from words 0 through 254 Important You must have sufficient room in the file that you select M...

Страница 42: ...able to the user A sample of the data array is shown below Parameter Type Parameter Number Description Range Default Value Series A Series B I O 8 6 Output Size Series A 1 to 16 Series B 1 to 32 1 Imp...

Страница 43: ...e data in the DF1 Device The split point represents the last word of the Master data Words above the split point are Explicit data Parameter Type Parameter Number Description Range Default Value Serie...

Страница 44: ...the Split Point is 1 If the Output Size is 32 maximum the resulting range of explicit output words would be 0x90 to 0xAE See Output Assembly Data Explicit Split Point and Slave on page 6 15 for more...

Страница 45: ...n the controller Files within Allen Bradley controllers are Parameter Type Parameter Number Description Range Default Value Series A Series B I O 9 8 Output Type Bit or Integer File Integer File Param...

Страница 46: ...her MicroLogix Bit 255 Words Integer 255 Words PLC Bit 999 Words Integer 999 Words Note The DNI can only access data from words 0 through 254 Important You must have sufficient room in the file that y...

Страница 47: ...ommunications performance you should use the following combinations Parameter Type Parameter Number Description Range Default Value Series A Series B I O 14 11 DF1 Device 0 to 3 0 Other 1 PLC 2 SLC Ot...

Страница 48: ...cription Range Default Value Series A Series B I O 3 12 DNI Series A Data Enable DNI Series B I O Scan Enable Polling Enable Disabled 0 or Enabled 1 Disabled 0 Important Enable this parameter to use e...

Страница 49: ...ata area where the bit is then read from the controller by the DNI At the heartbeat rate once the DNI sees the bit return in its correct state it toggles the bit to the opposite state and sends it bac...

Страница 50: ...specified by the Data Scan Delay parameter A C and E are variable the time associated with each is dependent on a number of factors baud rate communication errors retries etc If you are monitoring th...

Страница 51: ...ion about using the Data Scan Delay Parameter Type Parameter Number Description Range Default Value Series A Series B I O 13 14 Data Scan Delay Polling Delay 20 to 3000 ms 50 ms Important It is import...

Страница 52: ...or messaging The Message Timeout allows the user to tune how a connection behaves after communications have completed You may want to dedicate a connection to a specific node device to maintain a conn...

Страница 53: ...node number that the MicroView exchanges data with DF1 Autobaud The DNI s RS 232 baud rate is set up to automatically synchronize to the attached RS 232 device If you want to lock the RS 232 baud rate...

Страница 54: ...tobaud is disabled the baud rate the DNI is set to may be different than the DeviceNet Network baud rate Parameter Type Parameter Number Description Range Default Value Series A Series B DF1 16 18B DF...

Страница 55: ...DNI parameters Once you have made the necessary changes set this value to Operational 1 Parameter Type Parameter Number Description Range Default Value Series A Series B Device 17 n a DNI Mode Standb...

Страница 56: ...et it recognizes that the message is input data All data received by message instruction with address 254 is automatically routed to the DNI s input data area See the application example MicroLogix as...

Страница 57: ...is set 1 when Master Outputs arrive at a rate faster than the DNI can forward the data to the DF1 device When the Buffer Overdrive bit is set the output image is being overwritten before it can be se...

Страница 58: ...program in the controller should monitor this bit and take any necessary control action DF1 Heartbeat Bit 7 The DNI writes the status of this bit to the controller using the interval set by the DF1 He...

Страница 59: ...r includes all Series B DNI files You can also download the new files from http www ab com micrologix The following table shows the old and new file filenames 1761 NET DNI File Description File Name S...

Страница 60: ...NI BMP or 1761DNI ICO file must be installed using the EDS import utility built into your network configuration software DNI Icon for Configuration Software This is a bitmap that is used to graphicall...

Страница 61: ...use the DNI Configuration Software Utility Setting Up RSNetworx With RSNetworx open install 1761DNI2 EDS for DNI Series A 1761DNI3 EDS for DNI Series B and 1761DNI ICO using the EDS install utility i...

Страница 62: ...With DeviceNet manager open select the Utilities Menu 3 Select Install EDS Files 4 Locate 1761DNI2 EDS for DNI Series A 1761DNI3 EDS for DNI Series B on your computer 5 Highlight and load electronic d...

Страница 63: ...ode address to be configured 5 Apply changes Status is shown in status bar 6 Save changes Important If the tool you are using to commission the DNI is connected to the DNI with a point to point connec...

Страница 64: ...If the destination device is a MicroLogix 1000 controller you cannot perform on line editing If the destination device is an SLC 5 03 or later or PLC you can edit on line Computer on DeviceNet To upl...

Страница 65: ...ng DNI Parameters Using DNI Configuration Utility to Modify Parameters Use the main configuration to set or change any of the DNI parameters Disable Polling Enable while you are making changes When yo...

Страница 66: ...each DNI configurable parameter To configure any of the parameters perform this procedure 1 Highlight the parameter 2 Click the Modify Parameter button or double click on the parameter 3 For DNI Seri...

Страница 67: ...n with each DNI configurable parameter To configure any of the parameters perform this procedure 1 Highlight the parameter 2 Click the Modify Parameter button or double click on the parameter 3 For DN...

Страница 68: ...in a normal condition Flashing Green 1 DNI Series A Device in Standby DNI Series B Device Not Scanning For DNI Series A only the device may be in Standby Mode set to operational For DNI Series B I O...

Страница 69: ...his can be either I O or Messaging Flashing Red Connection Time Out I O connection s are in the timed out state Red Critical Link Failure Failed communication device The DNI has detected an error that...

Страница 70: ...tribute Data Access Value Vendor ID 0x01 UINT Get 1 Device Type 0x02 UINT Get 12 Product Code 0x03 UINT Get 2 Revision 0x04 STRUCT of Get Major Revision USINT Get 1 Minor Revision USINT Get 2 Status 0...

Страница 71: ...ibute Single 0x0E Set Attribute Single 0x10 Reset 0x05 Name Attribute Data Access Value Vendor ID 0x01 UINT Get 1 Device Type 0x02 UINT Get 12 Product Code 0x03 UINT Get 32 Revision 0x04 STRUCT of Get...

Страница 72: ...d 3 Get Set Input 115 73h 3 Explicit word 4 Get Set Input 116 74h 3 Explicit word 5 Get Set Input 117 75h 3 Explicit word 6 Get Set Input 118 76h 3 Explicit word 7 Get Set Input 119 77h 3 Explicit wor...

Страница 73: ...utput 147 93h 3 Explicit word 4 Get Set Output 148 94h 3 Explicit word 5 Get Set Output 149 95h 3 Explicit word 6 Get Set Output 150 96h 3 Explicit word 7 Get Set Output 151 97h 3 Explicit word 8 Get...

Страница 74: ...1761 6 5 6 16 Setup Programming and T roubleshootin g...

Страница 75: ...he DeviceNet master as input data and the DeviceNet master output data is sent to the MicroLogix outputs The example logic is a user program that monitors the communications link between the MicroLogi...

Страница 76: ...Integer File 10 9 Output Data File 3 to 254 7 7 11 10 Output Word Offset 0 to 254 1 95 14 11 DF1 Device 0 to 3 0 Other 1 PLC 2 SLC Other MicroLogix 3 MicroLogix 1000 3 MicroLogix 1000 3 MicroLogix 10...

Страница 77: ...red The example ladder logic shown below is available for download from http www ab com micrologix The sample is compatible with RSLogix 500 programming software The file name is DNI I O RSS and conta...

Страница 78: ...transition of bit N7 95 7 Bit N7 95 7 is the communication s Heartbeat that is received from the DNI DNI Heartbeat Pulse Off Detected On to Off Memory Heartbeat Bit from DNI This rung detects an on to...

Страница 79: ...Logix 1000 and the DNI Input data starts at word N7 91 This rung moves one word of output data received from the DNI N7 96 to the outputs on the MicroLogix 1000 This only occurs if the communications...

Страница 80: ...a has changed Whenever a change is detected the logic in subroutine 6 writes the new data to the DNI s input image If the master has configured the DNI for COS change of state the DNI immediately send...

Страница 81: ...oblem is to allow for COS change of state messaging What this allows is for the device MicroLogix for example to send input data to the DNI when it detects new changed data Many also call this type of...

Страница 82: ...mmunications buffer and message instruction Setting the TO bit places the controller s communication section in the same condition as when the controller powers up This rung detects if a message instr...

Страница 83: ...NI Message Enabled Message Error Retry Message If the input data has changed set the input buffer N7 80 and N7 89 equal to the inputs This rung re arms rung 0000 in this example Input Data has Changed...

Страница 84: ...1761 6 5 7 10 Application Examples...

Страница 85: ...the communications used are specific types of I O messages If the MicroLogix controllers at nodes 10 and 30 want to exchange data they message through the DNIs to each other using explicit messages Th...

Страница 86: ...is is that DeviceNet uses the newer producer consumer model and is not compatible with the source destination model So to allow controllers that use the source destination model MicroLogix SLC PLC acc...

Страница 87: ...device is as simple as reading data from another controller The procedure is illustrated by the following examples Reading Get Data Example For the DeviceNet network shown above we want to read data f...

Страница 88: ...om the sensor and replies to the controller read request with a word of data The actual byte of data from the sensor resides in the low order byte of the data word within the controller In this exampl...

Страница 89: ...onfigured to set data in the light tower DNI Profile Register 241 DeviceNet Node 20 Class 9 Instance 1 Attribute 3 Size 1 byte To set DeviceNet data a write message is initiated from the controller to...

Страница 90: ...portion of the controller s write message N7 1 must match the size parameter in the respective profile register In this example the size of profile register 241 is 1 the controller s write message ha...

Страница 91: ...UL C22 2 No 213 Class 1 Division 2 Groups A B C D CE compliant for all applicable directives ODVA Conformance Version 2 0 Feature Y N Comments Peer to Peer Messaging Y Only to other Controllers DNI s...

Страница 92: ...9 6 5 A 2 Specifications Dimensions 52 07 mm 2 05 in 27 7 mm 1 09 in 118 mm 4 64 in 107 mm 4 20 in 64 8 mm 2 55 in Allow 15 mm 0 6 in clearance for DIN rail latch movement during installation and remo...

Страница 93: ...9 6 5 Specifications A 3 Mounting Template 52 07 mm 2 05 in 27 7 mm 1 09 in 107 mm 4 20 in 118 mm 4 64 in Allow 15 mm 0 6 in clearance for DIN rail latch movement during installation and removal AB Pa...

Страница 94: ...1769 6 5 A 4 Specifications...

Страница 95: ...re that allows a communications port to automatically synchronize to the device or network that it is attached to This feature typically minimizes the amount of configuration required and also makes i...

Страница 96: ...DNI reading the data or the RS 232 device writing the data to the DNI The input buffer terminology is used because the data is input data to the DeviceNet Master Messaging A general term that identifi...

Страница 97: ...eviceNet Manager 6 4 6 9 DeviceNet node number 5 24 DeviceNet valid data 5 24 DF1 autobaud 5 19 DF1 baud rate 5 20 DF1 heartbeat 5 15 5 24 DF1 substitute address 5 1 5 19 dimensions A 2 mounting templ...

Страница 98: ...t split point 5 9 output type 5 11 output word offset 5 12 polling delay 5 17 polling enable 5 14 peer to peer messaging configuration 2 2 polling delay 5 17 polling enable 5 14 product overview descr...

Страница 99: ...1761 6 5 I 3 AB Parts...

Страница 100: ......

Страница 101: ...Publication 1761 6 5 June 1999 xxxxxxx xx Supersedes Publication 1761 6 5 January 1998 1999 Rockwell International Corporation All rights reserved Printed in the U S A Back Cover AB Parts...

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