1770-2.39, Data Highway Local Area Network, Product Data
Contents
1. RS 422 A Communication Scheme floating master Communication Rate 57 6 Kb 17 Product Data Data Highway Local Area Network 1770 KF2 Power Requirements Maximum Baud Rate Interface Ports Additional Cabling Environment Temperature Rating Humidity Rating 1771 KA2 Power Requirements Interface Ports Additional Cabling Environment Temperature Rating Humidity Rating 18 0 30 A 115 230 VAC 19 2 Kbps RS 232 C RS 422 A compatible Data Highway or Data Highway Plus dropline You must construct a cable to connect the 1770 KF2 to your asynchronous device The 1770 KF2 25 pin connector has the following pinout RS 422 A Pin protective ground transmitted data TXD received data RXD request to send RTS clear to send CTS data set ready DSR signal ground GND data carrier detect DCD data terminal ready DTR transmitted data A TDA transmitted data B TDB received data A RDA received data B RDB OONDALWND oO Refer to the 1770 KF2 Series B User s Manual publication 1770 6 5 13 for more information on the 1770 KF2 connector pinouts 32 to 113 F 0 to 45 C operational 10 to 80 non condensing 1 2 A 5 VDC supplied by bulletin 1771 I O chassis backplane PLC 2 family programmable controller Data Highway dropline Allen Bradley Industrial Terminal You must order the appropriate Allen Bradley cable to connect2. Droplines 7 Station Connectors Using Hardware Interfaces to Connect 6 RS 232 C and RS 422 A Devices 1 PLC 2 Family Programmable Controllers 9 PLC 3 Family Programmable Controllers Fisher Controls PROVOX Connecting Data Highway to 11 Data Highway Plus 1a Broadband Networks Data Highway Software 14 6001 NET Communication Software i 6001 F3E Diagnostic Software Ordering Information 15 Where to Read More 17 Specifications 17 20 Data Highway Cabling Cabling provides the physical means of transporting data between nodes A node is the point where a device connects to a network On your Data Highway network a node is a hardware interface Your Data Highway cabling system figure 2 consists of the following parts a a trunkline a droplines a station connectors Product Data Data Highway Local Area Network Figure 2 Components of a Data Highway Cable System Trunkline Terminator a _ Droplines gt Station Station Station Connector Connector Connector Station Connector Droplines _ _ Terminator Trunkline 18063 Trunkline and Droplines Trunkline and Droplines The trunkline is the main channel of communication and is manufactured from twinaxial cable The maximum length of a trunkline on Data Highway is 10 000 feet Droplines connect each node to the trunkline and are made of the same cable as the trunkline Each dropline can be up to 100
3. Peripheral Communication Channels 1775 KA PLC 3 communicates with a programmable PLC 3 10 RS 232 C device 1775 85 PLC 3 3 I O channels containing 1775 SR5 PLC 3 10 as many as 4 096 I O 1 1A 4th I O channel is available when the interface is not connected to your Data Highway network Refer to I O Scanner Communication Adapter Module Product Data publication 1775 2 24 Product Data Data Highway Local Area Network The 1775 KA PLC 3 family interface can communicate with a computer or other programmable RS 232 C device while connected to your Data Highway network figure 7 Figure 7 A PLC 3 Connected to a Computer in a Data Highway Configuration Data HighwayTrunkline IBM PC Application To find out more about the 1775 S5 SR5 PLC 3 family interface refer to the I O Scanner Communication Adapter Module Product Data publication 1775 2 24 Specifications for the 1775 KA S5 SR5 are listed on page 20 PLC 3 1775 KA interface 18068 The 1771 KX1 PROVOX System Interface Module The Allen Bradley 1771 KX1 interface lets you connect Fisher Controls PROVOX system to your Data Highway network The KX1 allows communication with up to 8 workstations on Data Highway figure 8 It enables the PROVOX system to access certain memory locations within the PC stations The KX1 is a directional gateway It allows the PROVOX system to send command messages to nodes on Data Highway but Data Highway nodes cann
4. feet long When planning your cable system be sure to a isolate the cable from high amounts of electrical voltage and noise a avoid tension by providing some slack in the cable For more information on Data Highway cabling refer to the Data Highway Cable Assembly and Installation Manual publication 1770 6 2 1 Station Connectors Station Connectors connect droplines to the trunkline Station connectors include a 150 ohm resistor you install on the terminating stations located at each end of the trunkline to maintain proper impedance on the network Product Data Data Highway Local Area Network Using Interfaces to Connect Devices send and receive data over your Data Highway network through Devices to Data Highway hardware interfaces The devices you can connect to your Data Highway network and their corresponding hardware interfaces are listed below To Connect This Device Use This Interface Desktop RS 232 C RS 422 A Device 1770 KF2 Data Highway Data Highway Plus Asynchronous Interface Module Industrial RS 232 C Device 1771 KE KF Communication Controller Module PLC 2 Family Programmable Controller 1771 KA2 Communication Adapter Module PLC 3 Family Programmable Controller 1771 KA PLC 3 Communication Adapter Module 1775 SR SR5 PLC 3 Family I O Scanner Communication Adapter Module Fisher PROVOX 1771 KX1 PROVOX System Interface Module You connect these interfaces to droplines on your cable system fig
5. 1 The 1771 KRF which you install in an I O rack receives input signals from a Data Highway module and transmits them on a broadband cable This lets you transmit the Data Highway protocol directly over the broadband creating a Data Highway link on a broadband cable instead of on the standard twinaxial baseband cable Product Data Data Highway Local Area Network You can use the 1771 KRF in conjunction with the 1785 KA to connect a Data Highway Plus baseband network to a broadband Data Highway network You can also connect baseband Data Highway Plus subnetworks to a broadband Data Highway trunkline figure 11 Figure 11 Data Highway Plus Subnetworks Connected by Data Highway on Broadband PLC 2 PLC 3 Interface Interface 1771 KRF 1771 KRF Channel Data Highway on Broadband Translator 1785 KA Interface Interface Baseband Baseband Data Highway Plus Data Highway Plus Interface Industrial interface e ace Terminal PLC 5 PLC 3 VAX or other asynchronous host computer Interface IBM PC PLC 5 Software Diagnostic PLC 2 18072 Applications Software Important If you connect individual Data Highway stations to a broad band cable network you must have one KRF module for each station 13 Product Data Data Highway Local Area Network Data Highway Software The KRF is frequency agile over 18 sub channel pairs This allows up to 18 Data Highway links to operate on a single broadba
6. 1 KX1 Power Requirements Maximum Baud Rate Interface Ports Additional Cabling Environment Temperature Rating Humidity Rating 1775 KA S5 SR5 Power Requirements Interface Ports 1771 KA only 1775 S5 SR5 only Additional Cabling 1785 KA Power Requirements Interface Ports Additional Cabling 1990 Allen Bradley Company Inc 1 2 A 5 VDC 57 6 Kb Data Highway dropline RS 232 C port You must order an RS 232 C Adapter Cable catalog no 1770 CX1 to connect the PROVOX system to the 1771 KX1 32 to 140 F 0 to 60 C operational 5 to 95 non condensing Max of 2 5 A 5 VDC from PLC 3 chassis backplane Data Highway dropline PLC 3 1775 KA S5 or PLC 3 10 1775 SR5 backplane RS 232 C compatible programmable device four I O channels 1024 I O points per channel Only the 1775 KA module requires an additional cable to connect it to your computer The 1775 KA 25 pin RS 232 C connector has the following pinout RS 232 C Pin chassis shield drain transmitted data TXD received data RXD request to send RTS clear to send CTS data set ready DSR data carrier detect DCD data terminal ready DTR transmitted data return TXDRET received data return RXDRET 1 2A 5 VDC supplied by Bulletin 1771 I O chassis backplane a Data Highway dropline a Data Highway Plus dropline an Allen Bradley Industrial Terminal Series 1784 You mus
7. B Introducing Data Highway Data Highway Local Area Network Product Data r ar ar L JL JL ALLEN BRADLEY The Allen Bradley Data Highway figure 1 is a local area network LAN designed for plant floor applications Data Highway features a industrial hardened surfaces a floating master communication that allows reliable data transport a easy reconfiguration to meet changing manufacturing needs Product Data Data Highway Local Area Network Figure 1 A Typical Data Highway Configuration Applications Software Applications Asynchronous Software host computer P IBM PC PLC 2 Data Highway IBM PC Applications Software Interface DH DH PLC 3 Interface Data Highway Plus Interface PLC 5 PLC 3 Interface PLC 5 ee 18062 Data Highway allows you to communicate with a variety of devices including a programmable controllers a computers a RS 232 C RS 422 devices a Fisher Instrumentation systems a color graphics systems Data Highway works with various devices and software packages You can use Data Highway alone or combine it with Data Highway Plus as part of a plant wide Computer Integrated Manufacturing CIM facility This document is designed to help you determine how a Data Highway network can work to your greatest advantage Inside you will find information on Product Data Data Highway Local Area Network Section Page Data Highway Cabling 3 Trunkline and
8. but integrate the manufacturing process while providing access to vital plant floor data that can be used to support decision making throughout the enterprise ASIA PACIFIC CANADA LATIN AMERICA HEADQUARTERS HEADQUARTERS HEADQUARTERS Allen Bradley Hong Kong Allen Bradley Canada Allen Bradley Limited Limited 1201 South Second Street Room 1006 Block B Sea 135 Dundas Street Milwaukee WI 53204 USA View Estate Cambridge Ontario NIR Tel 1 414 382 2000 28 Watson Road 5X1 Telex 43 11 016 Hong Kong Canada FAX 1 414 382 2400 Tel 852 887 4788 Tel 1 519 623 1810 Telex 780 64347 FAX 1 519 623 8930 FAX 852 510 9436 PN 404623202 Printed in USA
9. ibes each interface and the catalog number you should use to order it Interface for Desktop RS 232 C RS 422 A Device RS 232 C Device PLC 2 Family Programmable Controller PLC 3 Family Programmable Controller Fisher Controls PROVOX System Data Highway Data Highway Plus Data Highway Broadband network Description Catalog No allows an RS 232 C RS 422 A compatible device to communicate over Data Highway designed tor a control room environment allows an RS 232 C device to communicate over Data Highway Options 1771 KF is stand alone 1771 KE requires a slot in a 1771 I O chassis allows your PLC 2 family programmable controller to communicate over Data Highway requires a slot in a 1771 I O chassis allows your PLC 3 family programmable controller to communicate over Data Highway Options 1775 KA allows you to directly connect a computer to your PLC 3 1775 S5 SR5 includes a 3 channel I O scanner requires a slot in a PLC 3 chassis allows a Fisher Controls PROVOX system to communicate with PCs on your Data Highway stand alone allows you to connect a Data Highway Plus network to your Data Highway network requires a slot in a 1771 I O chassis allows you to connect Data Highway stations to a broadband Data Highway trunkline 1770 KF2 1771 KE KF 1771 KA2 1775 KA S5 SR5 1771 KX1 1785 KA 1771 KRF Product Data Data Highway Local Area Network Whe
10. k Overview publication 1785 2 6 Figure 9 A Data Highway Data Highway Plus Network Configuration Interface Data Highway Trunkline 1785 KA 1785 KA Interface Interface Data Highway Plus interface e Industrial Terminal Boe me ermina IBM PC Applications f PLC 5 Sontware PLC 2 18070 Important Data Highway nodes can access Allen Bradley PLCs on Data Highway Plus through the 1785 KA they cannot access a computer on Data Highway Plus Likewise a PLC on Data Highway Plus can access nodes on Data Highway and remote Data Highway Plus networks 11 Product Data Data Highway Local Area Network A computer connected to Data Highway Plus can access nodes on the local Data Highway Plus network It cannot access nodes on the Data Highway or on a remote Data Highway Plus Specifications for the 1785 KA are listed on page 20 The 1771 KRF Broadband Communication Interface You can connect your Data Highway stations to a broadband cable network using the Allen Bradley 1771 KRF interface module figure 10 Figure 10 A Data Highway over Broadband Configuration Applications Software Asynchronous host computer 1771 KRF module Channel Translator IBM PC Diagnostic Software 12 Applications Software IBM PC PLC 2 Interface 1771 KRF module Broadband Trunkline 1771 KRF module Interface PLC 3 Interface 1771 KRF module 1771 KRF module Interface PLC 3 1807
11. nd cable system To implement any Data Highway broadband cable connection a you must have an Allen Bradley 6600 Channel Translator at the head end of the broadband cable system a you must verify that the KRF has been tested with the Data Highway module you intend to connect Refer to the 1771 KRF User s Manual publication 1771 6 5 59 for a list of qualified modules Specifications for the 1771 KRF are listed on page 19 This section describes the following Data Highway software packages a 6001 NET communication software a 6001 F3E diagnostic software For more information on ordering Data Highway software refer to the following publications a Data Highway Data Highway II and Data Highway Plus Network Software Product Data publication 6006 2 3 a Data Highway Diagnostic Software Product Data publication 6001 2 3 6001 NET Communication Software The 6001 NET software enables an application program running on your TM TM computer to communicate on a Data Highway network The 6001 NET software has the following features a a Data Highway DF1 packet generator you call from your application programs a acontrol processor capable of handling multiple applications a anetwork database that allows you to configure your network independent of your applications a asample FORTRAN application you can use as a programming example and to test your network Data Highway Ordering Product Data Data Highway Local Area Ne
12. ot send commands to the PROVOX the Data Highway Such communications can cause timeouts A CAUTION Do not program any PC to PC communication on and loss of data on the KX1 to PROVOX link Product Data Data Highway Local Area Network Figure 8 A Data Highway Configuration with 1771 KX1 Interface to PROVOX PROVOX System Programmable Controller Interface Unit PLC 2 Power Supply 1771 KX1 Data Highway Specifications for the 1771 KX1 are listed on page 20 18069 Connecting Data Highway to The networks you can connect to Data Highway and their corresponding Other Networks hardware interfaces are listed below To Connect Data Highway to Use This Interface Data Highway Plus 1785 KA Communication Adapter Module Broadband Cable Trunkline 1771 KRF Broadband Communication Interface The following sections discuss the hardware interfaces listed above Interface Asynchronous host computer Applications Software Data Highway Plus Product Data Data Highway Local Area Network The 1785 KA Communication Adapter Module You can connect your Data Highway to Data Highway Plus using the 1785 KA interface You can also use a Data Highway network to interconnect several Data Highway Plus subnetworks figure 9 This enables you to communicate with PLC 5 family programmable controllers To find out about the Data Highway Plus network and what it can do for you refer to the Data Highway Plus Local Area Networ
13. r or graphics display to communicate over your Data Highway network figure 5 Figure 5 A Graphics Display with 1771 KE Interface in a Data Highway Configuration Applications Software with Graphics Display 1771 KE KF Interface Data Highway Trunkline 18066 The 1771 industrial RS 232 C device interface is available in two versions Cat No Module Type 1771 KE mounts in a slot of 1771 I O chassis 1771 KF stand alone mounting requires additional power source Specifications for the 1771 KE KF are listed on page 19 The 1771 KA Communication Adapter Module You can connect any PLC 2 family programmable controller to your Data Highway network using the 1771 KA2 interface figure 6 This interface mounts in the chassis of an Allen Bradley Bulletin 1771 I O chassis Product Data Data Highway Local Area Network Figure 6 A PLC 2 Family Interface in a Data Highway Configuration Data Highway Trunkline 1771 KA2 Interface PLC 2 Specifications for the 1771 KA2 are listed on page 18 18067 The 1775 KA S5 SR5 PLC 3 Family Communication Adapter Module You connect a PLC 3 to your Data Highway using a 1775 KA S5 or SR5 interface It fits into a main chassis or expander chassis and allows you to interface a PLC 3 family programmable controller with your Data Highway network Choose the interface that corresponds to your device and needs Interface Catalog No Compatible Devices
14. re to Read More To find out more about the products mentioned in this overview refer to these publications Publication Title Publication Type Publication Number Data Highway Cable and Installation Manual 1770 6 2 1 Data Highway II Overview 1779 2 10 Data Highway Plus Overview 1785 2 6 Data Highway Data Highway II Data Highway Plus Network Software 6006 2 3 Overview Data Highway Diagnostic Software Product Data 6001 2 3 I O Scanner Communication Adapter Module Product Data 1775 2 24 PLC 2 Program Development Software Profile 6200 1 7 PLC 3 Program Development Software Profile 6200 1 8 Data Highway Data Highway Plus Protocol and Command Set 1770 6 5 16 Reference Manual Data Highway to Data Highway Plus Interface Module 1785 KA 1785 6 5 1 User s Manual Data Highway or Data Highway Plus Asynchronous RS 232 C or RS 422 A 1770 6 5 13 Interface Module 1770 KF2 User s Manual Data Highway RS 232 C Interface Module 1771 KE KF User s Manual 1771 6 5 15 Data Highway PLC 2 Family 1775 KA Communication Adapter Module 1775 6 5 1 1775 S5 SR5 User s Manual 1775 6 5 5 PLC 4 Microtrol Communication Interface User s Manual 1773 801 PROVOX System Interface Module 1771 KX1 User s Manual 1771 6 5 16 These publications are available from Allen Bradley Contact your local Allen Bradley sales office for more information Specifications Data Highway Cabling Twinaxial cable Protocols Supported DFI RS 232 C
15. t construct a cable to connect the 1785 KA to an industrial terminal Refer to the 1785 KA User s Manual publication 1785 6 5 1 for the 1785 KA industrial terminal connector pinouts PLC is a registered trademark of Allen Bradley Company Inc VAX is a trademark of Digital Equipment Corporation IBM AT and XT are trademarks of International Business Machines Corporation PROVOxX is a registered trademark of Fisher Controls ALLEN BRADLEY WU 94 ROCKWELL INTERNATIONAL COMPANY With offices in major cities worldwide WORLD EUROPE MIDDLE HEADQUARTERS EAST AFRICA Allen Bradley HEADQUARTERS 1201 South Second Street Allen Bradley Europe B V Milwaukee WI 53204 USA Amsterdamseweg 15 Tel 1 414 382 2000 1422 AC Uithoorn Telex 43 11 016 The Netherlands FAX 1 414 382 4444 Tel 31 2975 43500 Telex 844 18042 FAX 31 2975 60222 Publication 1770 2 39 August 1990 Supersedes Publication 1770 2 39 August 1988 As a subsidiary of Rockwell International one of the world s largest technology companies Allen Bradley meets today s challenges of industrial automation with over 85 years of practical plant floor experience More than 11 000 employees throughout the world design manufacture and apply a wide range of control and automation products and supporting services to help our customers continuously improve quality productivity and time to market These products and services not only control individual machines
16. twork 6001 F3E Diagnostic Software You install the 6001 F3E diagnostic software on your IBM PC XT PC AT or compatible personal computer The 6001 F3E software uses high resolution color graphs and tables to a give you an overview of the characteristics of each node on your Data Highway network a display the diagnostic counters for any node on your network to help you spot potential problems a plot the distribution of response times for variable and fixed size messages so you can determine the range of message sizes that will optimize your network s performance This section contains information on ordering the following components for your Data Highway network a cabling system a hardware interfaces Cabling System When constructing a Data Highway cabling system you need to order a station connector cat no 1770 SC for each node on your network In addition you will need twinaxial cable for both the trunkline and the dropline If you order your cable from a source other than Allen Bradley it must be Belden cable part number 9463 Important Any cable other than those recommended by Allen Bradley will result in unreliable performance on your Data Highway network For more information on the cabling system refer to the Data Highway Cable Assembly and Installation Manual publication 1770 6 2 1 Product Data Data Highway Local Area Network 16 Hardware Interfaces The following table descr
17. ure 3 Figure 3 Hardware Interfaces on a Data Highway Network Applications Software Asynchronous Software 1770 KF2 1771 KE KF interface Interface Interface Data Highway Trunkline 1775 KA EM ES Interface ee Applicati nterface PRAGANO PLC 3 Data Highway Plus ne PLC 3 PLC 2 PLC 5 18064 Product Data Data Highway Local Area Network The following sections discuss the hardware interfaces you use to connect various devices to your Data Highway network The 1770 KF2 Asynchronous Interface Module The 1770 KF2 desktop RS 232 C RS 422 A device interface allows an intelligent asynchronous device such as a computer or graphics system to communicate over a a Data Highway network a a Data Highway Plus network To find out about the Data Highway Plus network refer to the Data Highway Plus Local Area Network Product Data publication 1785 2 6 The 1770 KF2 interface is designed to operate in a control room environment figure 4 Figure 4 A Host Computer and 1770 KF2 Interface in a Data Highway Configuration Control Room Environment Applications Software Asynchronous host computer 1770 KF2 Interface Data Highway Trunkline 18065 Specifications for the 1770 KF2 are listed on page 18 Product Data Data Highway Local Area Network The 1771 KE KF Communication Controller Module The 1771 KE KF interface allows an RS 232 C device such as a personal compute
18. your PLC 2 to the 1771 KA2 1771 CR 10 6 1771 CO 3 1771 CN 16 32 to 140 F 0 to 60 C operational 5 to 95 non condensing 1771 KE KF Power Requirements Maximum Baud Rate Interface Ports Additional Cabling 1771 KRF Power Requirements Interface Ports Additional Cabling Environment Temperature Rating Humidity Rating Product Data Data Highway Local Area Network 1 2 A 5 VDC KF requires power supply unit catalog no 1771 P2 19 2 Kb RS 232 C compatible Data Highway dropline You must construct a cable to connect the 1771 KE KF to your asynchronous device Cabling for the RS 232 C port of the KE KF module will vary depending on your application Refer to the 1771 KE KF User s Manual publication 1771 6 5 15 for more information on pinouts The 1771 KE KF 15 pin RS 232 C connector has the following pinout Signal RS 232 C Pin protective ground transmitted data TXD received data RXD request to send RTS clear to send CTS data set ready DSR signal ground GND data carrier detect DCD data terminal ready DTR transmitted data return TXDRET received data return RXDRET 1 5A 5 VDC Data Highway or Data Highway Plus dropline broadband coaxial cable dropline l No additional cabling is needed 32 to 140 F 0 to 60 C operational 5 to 95 non condensing 19 Local Area Network 20 177
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