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Allen-Bradley ControlNet 1770-KFC1 User Manual Download Page 54

Appendix

 

 A

Publication 17706.5.20 - June 1997

Product Specifications

RS232C Interface

•

Start Bits

1

•

Data Bits

8

•

Parity

None, Even, Odd

•

Stop Bits

1

•

Baud Rates

300, 600, 1200, 2400, 4800, 9600,
19200, 38400

•

Connector

DB-25P (male)

•

Output

RS-232C

•

Protocol

Allen-Bradley DF1

•

Cable Length

Recommended maximum of 7.5 m (25 ft)
at 38400 baud, or 15 m (50 ft) at lower
baud rates

•

Cable Type

Shielded

Parallel Port Interface

•

Connector

DB-25 (female)

•

Data Format

DF1 Nibble or DF1 Byte transfers with 
handshaking

•

Cable Length

Recommended maximum of 3 m (10 ft)

•

Cable Type

Shielded

Summary of Contents for ControlNet 1770-KFC1

Page 1: ...User Manual ControlNett Communication Interface Cat No 1770 KFC15 1770 KFCD15 Allen Bradley Allen Bradley Parts...

Page 2: ...equipment and electromechanical devices that should be taken into consideration when applying products such as those described in this publication Reproduction of the contents of this copyrighted pub...

Page 3: ...w 1 1 Overview of ControlNet 1 1 Physical Characteristics 1 1 Communication Protocol 1 2 Understanding the ControlNet Architecture 1 3 Planning the Host Cable System 1 3 Planning for a Parallel Port 1...

Page 4: ...les 3 5 Connecting to the AC Power Supply KFC15 3 5 Connecting to the DC Power Supply KFCD15 3 6 Connecting to the ControlNet Cable System 3 7 Attaching the KFC15 KFCD15 Module to a Wall or Mounting B...

Page 5: ...rface A 1 ControlNet Interface A 2 Network Access Port NAP Interface A 2 Electrical A 2 Physical A 3 Environmental A 3 Agency Safety Certification A 3 Agency Emissions Certification A 4 European Union...

Page 6: ...Table of Contents I 4 Writing a Parallel Communication Driver D 1 DF1 Parallel Communication D 1 Data Transmission D 4 Data Transfer in Byte Mode D 5 Data Transfer in Nibble Mode D 6...

Page 7: ...1770 KFCD15 The physical features that distinguish the KFCD15 from the KFC15 are DC power connector 1771 KFCD15 Reset switch 1771 KFCD15 Single 0 5 amp slow blow 250 volt fuse 1771 KFCD15 Single 0 25...

Page 8: ...ogrammable Controllers Hardware Installation Manual 1785 6 6 1 Allen Bradley PLC 5 Programming Software Manual 6200 6 4 7 Related Products The KFC15 KFCD15 modules creates an interface between the Con...

Page 9: ...yer network that provides high speed transport for both time critical I O and messaging data A ControlNet cable system can be either single or redundant media DF1 Allen Bradley s RS 232 proprietary pr...

Page 10: ...ommands an Allen Bradley communication protocol used on the Data Highway Plus network repeater a two port active physical layer component that reconstructs all traffic it hears on one network segment...

Page 11: ...ected by repeaters to make up one ControlNet network tap the connection device between any device and the trunkline A tap is required for each node and for both sides of each repeater terminator a spe...

Page 12: ...uters programmable logic controllers modems variable speed drivers operator interfaces and other devices with direct ControlNet cable system connections To connect directly devices must be able to han...

Page 13: ...ss to the network occurs at a user configurable period called the network update time NUT The NUT is divided into three parts Scheduled every node is guaranteed one opportunity to transmit Unscheduled...

Page 14: ...The ControlNet cable system provides the flexibility to design a communication network for your application To take advantage of this flexibility you should spend enough time planning how to install y...

Page 15: ...st is the master station and the KFC15 KFCD15 module is the slave For a complete description of the DF1 protocol refer to the Data Highway Data Highway Plus DH 485 Protocol and Command Set Reference 1...

Page 16: ...el host must be shielded For detailed cabling and pinout information see Appendix B Cabling and Pinouts For a discussion of data transfer modes and other communication issues see Chapter 5 Communicati...

Page 17: ...st only half duplex communication can occur and modems must be used between the KFC15 KFCD15 module and the host Determine how many KFC15 KFCD15 modules you will need before planning the layout of the...

Page 18: ...ices will use either an RS 232C serial port or an enhanced parallel port to connect to the KFC15 KFCD15 module Device types requiring connection to the ControlNet cable system are varied including mul...

Page 19: ...cation 1770 6 5 20 June 1997 The KFC15 KFCD15 module connects to the ControlNet from one Channel A or both of its two BNC connectors via a standard one meter ControlNet coaxial tap For redundant media...

Page 20: ...communication with a parallel host such as a computer network access port lets you connect a programming terminal or other device to the KFC15 KFCD15 module for full network access without disrupting...

Page 21: ...D15 module and all serial RS 232C or parallel communication parameters Compatibility The KFC15 KFCD15 is compatible with the following interfaces RS 232C serial ports IBM PC compatible parallel ports...

Page 22: ...he isolated network access port NAP how to connect the KFC15 KFCD15 module to the ControlNet cable system how to attach the KFC15 KFCD15 module to a wall or mounting bracket Pinout and wiring details...

Page 23: ...mmodate additional nodes one per KFC15 KFCD15 module being installed 2 Determine the placement of the KFC15 KFCD15 module desk wall or mounting bracket 3 Connect the KFC15 KFCD15 module to the host th...

Page 24: ...32C connector will vary depending on your application You can use either a 3 wire cable or a cable with handshaking lines For wiring diagrams see Appendix B Cabling and Pinouts The maximum recommended...

Page 25: ...f parallel port operation using the push buttons on the configuration panel Configuration is discussed in Chapter 5 Communicating with the KFC15 KFCD15 Module In either case the appropriate software d...

Page 26: ...use the Allen Bradley Network Access Cable Cat No 1786 CP Connecting to the AC Power Supply KFC15 The KFC15 module contains an internal transformer that allows you to switch between 115V ac or 230V a...

Page 27: ...d part of the switch 3 Plug in the KFC15 module Connecting to the DC Power Supply KFCD15 The KFCD15 module operates on 18 to 40 volts dc power providing an RS 232C interface to ControlNet while mainta...

Page 28: ...To reinitialize the module at any time after it has been running press the reset switch on the side of the unit Connecting to the ControlNet Cable System To connect the KFC15 KFCD15 to the ControlNet...

Page 29: ...nel The channel A connector on all products should be connected to the same cable The same applies for the channel B connectors To connect the KFC15 KFCD15 module to the tap do the following 1 If the...

Page 30: ...two 10 32 threaded inserts on the unit if you are mounting it vertically To attach the KFC15 KFCD15 module to a wall 1 Mark the position of the screw inserts on the surface to which it is to be attach...

Page 31: ...to the communication parameters take effect as soon as they are saved and the unit returns to run mode While in configuration mode the KFC15 KFCD15 module continues to communicate according to its cu...

Page 32: ...following drawing shows the displays on the configuration panel on the bottom of the KFC15 KFCD15 module The left display one digit shows the number of the parameter being configured The two right dis...

Page 33: ...right two digits If you hold the button down for more than 1 second the settings advance and accelerate automatically When the left display shows A press DATA to enter the sub menu EXIT In configurati...

Page 34: ...KFCD15 module While you are changing the parameters in configuration mode the KFC15 KFCD15 module continues to operate using its current settings The changed parameter settings do not take effect unt...

Page 35: ...the KFC15 KFCD15 module To configure the basic parameters 1 Press the VIEW button to enter configuration mode 2 Press VIEW as often as necessary or hold it down until the desired parameter is reached...

Page 36: ...ctory Default ControlNet Network Address Auto Addressing AA or 01 99 AA Port DF1 port Serial 00 Parallel 01 00 RS 232C Baud Rate 300 03 600 06 1200 12 2400 24 4800 48 9600 96 19200 19 38400 38 bits se...

Page 37: ...00 DF1 Station Address The station address of this node on the DF1 link Valid addresses are 00 77 Octal inclusive 00 Diagnostic Command Execution Determines whether PCCC diagnostic commands are execu...

Page 38: ...ss VIEW until parameter A appears in the left display and dashes in the right display then press DATA The number on the left changes from A to 0 and its decimal point lights up remaining lit as long a...

Page 39: ...you return the module to run mode Parameter Number Parameter Description Factory Default Number of Retries Number of allowable retries per attempt on the RS 232C link 00 10 02 Duplicate Message Detec...

Page 40: ...mode and handshaking is enabled No delay 00 End of Message to RTS Off The delay between the end of a message and the KFC15 KFCD15 setting RTS inactive The delay is from 0 to 0 99 seconds in 10 ms 0 0...

Page 41: ...5 module returns to run mode the new configuration takes effect immediately and the displays turn off VIEW DATA EXIT SAVE 11022 If the save is not successful the KFC15 KFCD15 module is malfunctioning...

Page 42: ...between the two menus as much as you need to during any given configuration session If you exit from the main menu without saving as described above any changes made in the sub menu are not saved If...

Page 43: ...irst parameter and its factory default To save the factory default parameters Press the VIEW and EXIT buttons simultaneously If only the EXIT button is pressed the unit returns to run mode without cha...

Page 44: ...over either the serial or parallel interface to send PCCC or ControlNet messages across the ControlNet cable system to other nodes For more information on PCCC messages refer to the Allen Bradley Dat...

Page 45: ...r to use interrupts and multi tasking techniques is intended for high performance applications where maximum data throughput is necessary gives faster data throughput than half duplex but is more diff...

Page 46: ...half duplex modems There can be from 0 to 63 decimal nodes simultaneously connected to a single link With half duplex protocol you can use a two circuit system the master sends and slaves receive on o...

Page 47: ...llel half duplex communication a host device can send eight bits of the DF1 message at a time to the KFC15 KFCD15 module The host device can receive four bits of a message at a time from the module in...

Page 48: ...ems Interpreting the Status LEDs There are four bi color red green status LEDs on the top of the KFC15 KFCD15 module Two are for ControlNet showing physical layer status of channels A primary connecti...

Page 49: ...OFF if only one state is defined This only applies to a single LED viewed independently of the other If both ControlNet LEDs are flashing they flash together in phase railroad both LEDs alternate bet...

Page 50: ...viewed separately SOLID GREEN Channel good data is being received and transmitted on this channel None FLASHING GREEN OFF Temporary errors or device is not online None Unit will corect itself FLASHIN...

Page 51: ...ntact your authorized Allen Bradley representative or distributor FLASHING RED Non critical fault the KFC15 KFCD15 has detected a recoverable fault Reconfigure or reset the KFC15 KFCD15 Interpreting t...

Page 52: ...cal the KFC15 KFCD15 should be returned for servicing Otherwise remove the pressure from the pushbuttons to clear the fault condition The KFC15 KFCD15 will continue to communicate when this fault is d...

Page 53: ...work Address The chosen network address is greater than the highest network address ControlNet is configured for A Duplicate Network Address There is a device on the ControlNet network with the same a...

Page 54: ...00 9600 19200 38400 Connector DB 25P male Output RS 232C Protocol Allen Bradley DF1 Cable Length Recommended maximum of 7 5 m 25 ft at 38400 baud or 15 m 50 ft at lower baud rates Cable Type Shielded...

Page 55: ...transformers Network Access Port NAP Interface Connector RJ 45 8 pin phone jack with shield Ground Isolation Opto isolated Electrical KFC15 Voltage Selectable 115V ac 230V ac KFCD15 Voltage Nominal 2...

Page 56: ...ature 0_C to 60_C 32_F to 140_F Storage Temperature 40_C to 85_C 40_ to 185_F Operating Humidity 5 to 95 non condensing Agency Safety Certification CSA CSA C22 2 No 950 Canada Information Technology E...

Page 57: ...have been designed to meet the following directives Installation Requirements If the KFC15 KFCD15 is installed within the European Union or EEA regions the following regulations apply EMC Directive Th...

Page 58: ...ng the safety requirements of EN 61131 2 Programmable Controllers Part 2 Equipment Requirements and Tests For specific information required by EN 61131 2 see the appropriate sections in this publicati...

Page 59: ...DB 25 male with the following EIA standard pinout Signal I O Pin GND Chassis ground 1 TXD Transmitted data O 2 RXD Received data I 3 RTS Request to send O 4 CTS Clear to send I 5 DSR Data set ready I...

Page 60: ...9 pin 11009 Shield TXD 2 2 RXD 1770 KFC15 KFCD15 RXD 3 GND 7 3 TXD 5 GND Host Computer 1 If you require active DSR and CTS signals and you don t require handshaking lines from the KFC15 KFCD15 module...

Page 61: ...Host Computer 7 RTS 8 CTS 6 DSR 1 DCD 4 DTR If you are using handshake signals with your computer use pinouts as shown in the next two illustrations Figure B 5 Connection to IBM Computer with Handsha...

Page 62: ...5 RXD 3 RTS 4 3 TXD 8 CTS Host Computer CTS 5 GND 7 7 RTS 5 GND DSR 6 4 DTR DCD 8 DTR 20 6 DSR 1 DCD The KFC15 KFCD15 module is connected to a modem through the RS 232C serial port Figure B 7 Connecti...

Page 63: ...e fourth column applies when a signal is active Negative polarity indicates an active low signal while positive polarity indicates an active high signal Signal I O Pin Polarity Strobe I 1 Data 0 I O 2...

Page 64: ...sed Figure B 8 Connection to IBM Computer through the Parallel Port 25 pin 11003 Male DB 25 Connector to 1770 KFC15 KFCD15 Strobe DB 25 Connector to IBM Compatible Host Computer 1 1 Data 0 2 2 Data 1...

Page 65: ...to the following diagnostic commands from the host Description Command Byte Function Code hex Diagnostic Loop 06 00 Diagnostic Read Counters 06 01 Diagnostic Status 06 03 Reset Diagnostic Counters 06...

Page 66: ...ame data back to the originating node Table C A Command Format 1 byte 1 byte 2 bytes 1 byte 243 bytes max CMD 06 STS TNS FNC 00 DATA Table C B Reply Format 1 byte 1 byte 2 bytes 243 bytes max CMD 46 S...

Page 67: ...umber of DF1 retries 6 Number of DF1 packets where the retry limit was exceeded 7 Number of DF1 NAKs sent 8 Number of DF1 NAKs received 9 Number of DF1 bad messages received 10 Number of RS 232C line...

Page 68: ...The status block is shown below Table C F Command Format 1 byte 1 byte 2 bytes 1 byte CMD 06 STS TNS FNC 03 Table C G Reply Format 1 byte 1 byte 2 bytes 24 bytes CMD 46 STS TNS DATA Table C H Reply V...

Page 69: ...tc 0 Series A 1 Series B etc 6 16 Bulletin Name ASCII 1770 KFC15 1770 KFCD15 17 24 Reserved for factory use only Values may vary Diagnostic Counter Reset This command resets the diagnostic counters li...

Page 70: ...mputer is the host device and the KFC15 KFCD15 is the peripheral If the host supports bidirectional data on the parallel port you can use the Byte Transfer Mode If the host supports output data only o...

Page 71: ...FC15 KFCD15 Data 5 to KFC15 KFCD15 8 Data 6 Data 6 to from KFC15 KFCD15 Data 6 to KFC15 KFCD15 9 Data 7 Data 7 to from KFC15 KFCD15 Data 7 to KFC15 KFCD15 10 Acknowledge KFC15 KFCD15 Data Clock Acknow...

Page 72: ...le sent from the KFC15 KFCD15 module must be clocked with a positive transition on pin 10 The status indicators signify the following BUSY a device is busy processing EOT a device has completed transm...

Page 73: ...mission The following describes the actions that should be taken by both the host and KFC15 KFCD15 to send and transmit data Note that 1 means logical 1 or high regardless of whether or not the signal...

Page 74: ...host should set pin 17 Select Input to 0 to enter either Byte or Nibble mode Data Transfer in Byte Mode To send data in Byte mode from the KFC15 KFCD15 to the host the KFC15 KFCD15 1 Checks that the...

Page 75: ...o the host the KFC15 KFCD15 1 Checks that the host s pin 14 Auto Feed is set to 0 2 Places the lower nibble on the handshaking lines 3 Sets pin 10 Acknowledge to 0 then 1 To receive the lower nibble t...

Page 76: ...the KFC15 KFCD15 sets pin 11 Busy to 0 This completes the transmission of one byte If there is more data to send the KFC15 KFCD15 Sets pin 15 Error and pin 12 P End to 0 and the host Sets pin 14 Auto...

Page 77: ...scheduled data 1 3 scheduled tranmissions 1 2 unscheduled data 1 3 unscheduled transmissions 1 2 configuration displays 4 2 overview of procedures 4 1 configuration mode KFC 4 1 ControlNet P 3 communi...

Page 78: ...5 Data Clock D 2 KFC15 KFCD15 module attaching to wall or mounting bracket 3 9 compatibility 2 4 configuration exit without saving 4 12 saving 4 10 configuration mode 4 1 configuration overview 4 1 co...

Page 79: ...1 4 PCCC P 4 5 1 pinouts parallel B 5 serial port B 1 primary connection 6 1 processor fault 6 5 product specifications agency emissions certification A 4 agency safety certification A 3 ControlNet i...

Page 80: ...ort P 5 See also RS 232 port serial port connection 3 3 cable requirements 3 3 cabling B 1 connector 3 3 half duplex 1 5 1 6 pinouts B 1 planning 1 5 solid LED 6 2 Strobe D 2 subnet P 5 1 1 T tap P 5...

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