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Publication 1794-UM063A-EN-P - March 2006

Table of Contents        

3

Device Actions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  4-7

Communication Fault Behavior . . . . . . . . . . . . . . . . . . . . . . . . . .  4-7
Idle State Behavior. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  4-7

Chapter Summary. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  4-8

Chapter 5

Calibrate Your Module

What This Chapter Contains . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  5-1
When and How to Calibrate Your FLEX I/O Analog I/O Module  5-1
Tools and Equipment  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  5-2
1794-IE8H Calibration Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  5-2
1794-IE8H Calibration Command Structure . . . . . . . . . . . . . . . . . . .  5-3

1794-IE8H Calibration Command Byte . . . . . . . . . . . . . . . . . . . .  5-4
1794-IE8H Calibration Item Byte Channel-Mask . . . . . . . . . . . .  5-8
1794-IE8H Calibration with Offset and Gain . . . . . . . . . . . . . .  5-10

1794-OE8H Calibration Features . . . . . . . . . . . . . . . . . . . . . . . . . . .  5-11

1794-OE8H Calibration Command Byte . . . . . . . . . . . . . . . . . .  5-12
1794-OE8H Calibration Item Byte Channel-Mask . . . . . . . . . .  5-17
1794-OE8H Calibration Flowchart Procedure  . . . . . . . . . . . . .  5-18

Chapter 6

Troubleshoot the FLEX I/O Analog 
I/O Modules

What This Chapter Contains . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  6-1
Status Indicators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  6-1

1794-IE8H Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  6-1
1794-OE8H Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  6-2

Repair . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  6-2
Chapter Summary. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  6-2

Appendix A

Specifications

1794-IE8H HART Input Module . . . . . . . . . . . . . . . . . . . . . . . . . . .   A-1
1794-OE8H HART Output Module  . . . . . . . . . . . . . . . . . . . . . . . .   A-1

 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .   A-1

Appendix B

FLEX I/O HART Module Commands

What This Appendix Contains  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-1
Protocol Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-1
Universal Commands. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-2
Common Practice Commands. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-3
Device-Specific Commands. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-3

Appendix C

Additional HART Protocol 
Information

What This Appendix Contains  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-1
Message Structure. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-1

Master-slave Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-1
Multiple Master Operation  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-1

Содержание 1794-IE8H

Страница 1: ...FLEX I O HART Analog Modules 1794 IE8H and 1794 OE8H User Manual...

Страница 2: ...Rockwell Automation Inc cannot assume responsibility or liability for actual use based on the examples and diagrams No patent liability is assumed by Rockwell Automation Inc with respect to use of inf...

Страница 3: ...ll as Industrial Automation Wiring and Grounding Guidelines Allen Bradley publication 1770 4 1 for additional installation requirements pertaining to this equipment WARNING If you insert or remove the...

Страница 4: ...re le plus faible peut tre utilis pour d terminer le code de temp rature global du syst me Les combinaisons d quipements dans le syst me sont sujettes inspection par les autorit s locales qualifi es a...

Страница 5: ...ty Requirements has been assured by compliance with EN 60079 15 IMPORTANT Observe the following additional Zone 2 certification requirements This equipment is not resistant to sunlight or other source...

Страница 6: ......

Страница 7: ...eatures of Your Analog I O Module 1 3 Indicators 1 3 Use Alarms on the 1794 IE8H Module 1 3 Data Format Alarm Example 1 4 Overrange Alarm 1 4 Underrange Alarm 1 4 Remote Fault Alarm 1 5 Local Fault Al...

Страница 8: ...he Module 3 2 Mount on a DIN Rail 3 3 Mount on a Panel or Wall 3 5 Mount the Analog Modules on the Terminal Base Unit 3 7 Wire the Terminal Base Units 3 8 Connect Wiring to the FLEX I O HART Analog Mo...

Страница 9: ...11 1794 OE8H Calibration Command Byte 5 12 1794 OE8H Calibration Item Byte Channel Mask 5 17 1794 OE8H Calibration Flowchart Procedure 5 18 Chapter 6 Troubleshoot the FLEX I O Analog I O Modules What...

Страница 10: ...nfiguration E 2 Fault Mode E 2 Data Format Control E 2 Filter Cutoff E 4 Up Down Bit E 5 High and Low Error Level E 5 Square Root Threshold E 7 Input E 7 Analog Input Data E 7 Underrange Alarm E 7 Ove...

Страница 11: ...7 Diagnostic Status Data F 7 HART Rebuild Bit F 7 Fault Alarm F 8 HART Failure F 8 HART Readback F 8 HART Communication F 9 HART Transmitter F 9 Index Rockwell Automation Support Back Cover Installati...

Страница 12: ...Publication 1794 UM063A EN P March 2006 Table of Contents 6...

Страница 13: ...tents 1 About the FLEX I O HART Analog Modules Describes module functionality and physical features 2 Configurable FLEX I O Analog Module Features Describes configurable module features and configurat...

Страница 14: ...1794 1794 FLEX I O Selection Guide 1794 SG002 1794 ACN 24V dc ControlNet Adapter 1794 IN101 1794 AENT EtherNet IP Adapter 1794 IN082 ENET UM001 1794 ACNR 24V dc Redundant Media ControlNet Adapter 179...

Страница 15: ...d Analog Module 1794 IN039 1794 IR8 24V dc 8 RTD Input Analog Module 1794 IN021 1794 6 5 4 1794 IT8 24V dc 8 Thermocouple Input Module 1794 6 5 7 1794 IRT8 24V dc 8 Thermocouple RTD Input Module 1794...

Страница 16: ...94 PS3 24V dc Power Supply FLEX Ex 1797 IBN16 See note 16 NAMUR Digital Input Module 1797 5 7 1797 OB4D See note 4 NI Ex Source Digital Output Module 1797 5 6 1797 IE8 See note 8 Input Analog Module 1...

Страница 17: ...re filters and selectable firmware digital filters Similarly the 1794 OE8H module provides as many as 8 analog outputs The outputs are nonisolated and will provide current in either of the following t...

Страница 18: ...on for the module is automatically transferred to it via the network Events Following Power up You must apply 24V dc power to your FLEX I O analog I O modules The following sequence of events occurs a...

Страница 19: ...e For example the 1794 IE8H module is shown below Use Alarms on the 1794 IE8H Module The 1794 IE8H FLEX I O module is capable of generating four alarms Underrange Overrange Remote Fault Local Fault Th...

Страница 20: ...ange Alarm The underrange alarm works converse to the overrange This feature notifies you when the input signal falls underrange If the input signal falls below 0 4 mA an Underrange Alarm is generated...

Страница 21: ...e the Remote Transmitter Error Up or Down feature see page 2 2 to configure your application for Remote Fault notification For example you must determine if you want a remote fault to cause high out o...

Страница 22: ...r higher on the high end of input signal range This value indicates a short in the loop or 12 50 2 mA or lower on the low end of input signal range This value indicates an open wire condition in the l...

Страница 23: ...ART multiplexers Basically the module learns which HART devices are attached to its channels and then routes HART messages as appropriate between the HART field devices and the flexbus Since the HART...

Страница 24: ...rch 2006 1 8 About the FLEX I O HART Analog Modules Chapter Summary In this chapter you learned about FLEX I O analog I O modules and HART module capabilities Move on to Chapter 2 to learn about confi...

Страница 25: ...I O Analog Output Module s Operating Features 2 7 Understand Image Table Mapping and Bit Word Descriptions 2 12 Instance Slot number range from 1 to 8 with 1 being the I O module closest to the adapte...

Страница 26: ...m see page 1 6 Remote Transmitter Error Up or Down A second feature of your input module that affects use of the Remote Fault alarm is the Remote Transmitter Error Up or Down feature Used in conjuncti...

Страница 27: ...rt the fault depending on how the High Low Error level is configured Use your programming software to set the high or low error levels Input Filter Cutoff Eight available input filter settings allow y...

Страница 28: ...ed interprets input readings and returns them to the PLC Table 2 3 1794 IE8H Data Formats Data Format Format Resolution Input Range Module Data Processing Data Table Value Interpretation Count per mA...

Страница 29: ...4 20 mA as 0 16 of 4 20 mA 3 6 21 mA 250 10625 2 scomplement 2 50 106 25 625 NAMUR NE 4 all fixed 13 4 20mA as 0 16 of 4 20 mA 3 21 mA 625 10625 2 scomplement 6 25 106 25 All fixed 14 4 20 mA as 0 16...

Страница 30: ...nge Remote Fault Remote Fault Remote Fault Remote Fault Remote Fault 0 mA 20 mA 22 mA 0 mA 20 mA 22 mA 0 mA 20 mA 22 mA 20 00 mA 100 00 100 00 65535 Format 4 Format 5 Format 6 Format 7 Format 8 Format...

Страница 31: ...occurs on a continuous basis If a fault is detected the channel fault alarm is set If Latch mode is enabled when a fault occurs the fault will remain latched in its fault state until a Global Reset s...

Страница 32: ...mum value hold last state or use analog fault state value Use your programming software to set the Analog Fault State bits on the I O module for one of the following fault reactions 0 minimum value 1...

Страница 33: ...at is selected then the diagnostic 2 for configuration failure is set and the module channel pair goes to the default fault state minimum range If on the other hand the configuration had been changed...

Страница 34: ...110 00 500 Min 0 mA Max 22 mA Hold last hold 50 11 mA 2 Not Assigned 3 Unsigned integer as 0 20 mA 0 03 of 0 20 mA 0 20 mA 0 65535 0 22 mA 3276 Min 0 mA Max 20 mA Hold last hold 50 10 mA 4 mA as 4 20...

Страница 35: ...A count as 0 20 mA 0 28 of 0 20 mA 0 22 mA 0 8000 0 22 mA 363 Min 0 mA Max 22 mA Hold last hold 50 11 mA 12 4 20 mA Not assigned 13 as 4 20 mA 0 16 of 4 20 mA 3 21 mA 625 10625 2 scomplement 6 25 106...

Страница 36: ...p Response Flag U D 1794 IE8H Output map Up down Flt Md 1794 IE8H Output map Fault Module Cd Flg 1794 IE8H Output map 1794 OE8H Output map Command Flag Flt Alm 1794 OE8H Input map Fault Alarm Glbl Rst...

Страница 37: ...d Alm ch 0 9 Rm Flt ch 7 Rm Flt ch 6 Rm Flt ch 5 Rm Flt ch 4 Rm Flt ch 3 Rm Flt ch 2 Rm Flt ch 1 Rm Flt ch 0 Lo Flt ch 7 Lo Flt ch 6 Lo Flt ch 5 Lo Flt ch 4 Lo Flt ch 3 Lo Flt ch 2 Lo Flt ch 1 Lo Flt...

Страница 38: ...Sqrt High and Low Error Level 4 7 U D 4 7 Filter Cutoff 4 7 Data Format 4 7 Flt Md 4 7 Where U D up down Flt Md Fault Module Sqrt Square Root Word 0 Bit 00 Fault enable for channels 0 3 Word 1 Bit 00...

Страница 39: ...ps 0 1 1 0 4 22 mA 0 106 square root with error steps 0 1 1 1 4 20 mA 0 65 535 unsigned integer with error steps 1 0 0 0 Not assigned 1 0 0 1 Not assigned 1 0 1 0 Not assigned 1 0 1 1 0 22 mA A D coun...

Страница 40: ...H Tmt ch 5 H Tmt ch 4 H Tmt ch 3 H Tmt ch 2 H Tmt ch 1 H Tmt ch 0 H Cm ch 7 H Cm ch 6 H Cm ch 5 H Cm ch 4 H Cm ch 3 H Cm ch 2 H Cm ch 1 H Cm ch 0 Where ch channel Flt Alm Fault Alarm H Rbd HART Rebui...

Страница 41: ...g Flt Ste ch 4 Dig Flt Ste ch 3 Dig Flt Ste ch 2 Dig Flt Ste ch 1 Dig Flt Ste ch 0 Alg Dig Md ch 7 Alg Dig Md ch 6 Alg Dig Md ch 5 Alg Dig Md ch 4 Alg Dig Md ch 3 Alg Dig Md ch 2 Alg Dig Md ch 1 Alg D...

Страница 42: ...00 500 0 0 1 0 Not Assigned 0 0 1 1 0 03 of 0 20 mA 0 20 mA Unsigned integer 0 65535 3276 0 1 0 0 4 20 mA 0 1 of 4 20 mA 2 22 mA 2 22 mA 2000 22000 1000 0 1 0 1 Not Assigned 0 1 1 0 0 1 1 1 4 20 mA 0...

Страница 43: ...t attribute single configure two words as defined in the Extended Configuration Data Table to be sent to the I O module For a get attribute single two words configured as defined in the Extended Confi...

Страница 44: ...id yellow indicator means that this device is in the transmitter list HART Status Inhibit When this bit is set the HART communication status is not shown in the realtime data table to enable compatibi...

Страница 45: ...no HART transmitter on the loop or if the loop is not in the transmitter list the function is switched off internally in the I O module The values are 0 disable indicator default 1 to 4 not supported...

Страница 46: ...Publication 1794 UM063A EN P March 2006 2 22 Configurable FLEX I O Analog Module Features Notes...

Страница 47: ...o the FLEX I O HART Analog Modules 3 8 Ground the Module 3 12 Chapter Summary 3 13 Table 3 1 Steps to Complete Before Installation You Need To As Described Under Verify that the module will be install...

Страница 48: ...removing or inserting these modules in an active process I O attached to any module being removed or inserted can change states due to its input output signal changing conditions If you insert or remo...

Страница 49: ...traight and in line so that the mating female connector on this terminal base unit will mate correctly 3 Make certain that the female flexbus connector is fully retracted into the base unit 4 Position...

Страница 50: ...cation over the backplane 41107 Slide the terminal base over tight against the adapter or proceeding terminal base Make sure the hook on the terminal base slides under the edge of the adapter or proce...

Страница 51: ...of a FLEX I O system on a wall or panel consists of laying out the drilling points on the wall or panel drilling the pilot holes for the mounting screws mounting the adapter mounting plate installing...

Страница 52: ...locks 6 Position the terminal base unit up against the adapter and push the female bus connector into the adapter 7 Secure to the wall with two 6 self tapping screws 8 Repeat for each remaining termi...

Страница 53: ...3 is pushed all the way to the left to connect with the neighboring terminal base adapter You cannot install the module unless the connector is fully extended 3 Make sure the pins on the bottom of the...

Страница 54: ...evice signal and each 1794 OE8H output channel can operate an analog field device The channels of the 1794 IE8H are electrically connected to each other and have a common plus line The channels of the...

Страница 55: ...in the table below 3 Connect V dc power to terminal 34 on the 34 to 51 row C 4 Connect V to terminal 35 on the 34 to 51 row C 40071 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 0 1 2 3 4 5 6 7 8...

Страница 56: ...onnections for the 1794 IE8H HART Analog Input Module Input Input Source Input Signal Input Return Input Input Source Input Signal Input Return Input 0 A 0 A 1 A 2 Input 4 B 17 B 18 B 19 Input 1 A 4 A...

Страница 57: ...dc power to terminal 34 on the 34 to 51 row C 4 Connect V to terminal 35 on the 34 to 51 row C 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 35 36 37 38...

Страница 58: ...re Shields must be terminated external to the module such as bus bars and shield terminating feed throughs Table 3 3 Wiring connections for the 1794 OE8H Module Output Output Output Output Output Outp...

Страница 59: ...r Summary In this chapter we told you how to install your input module in an existing programmable controller system and how to wire to the terminal base units Move to chapter 4 to learn about input o...

Страница 60: ...Publication 1794 UM063A EN P March 2006 3 14 Install Your FLEX I O Analog Modules...

Страница 61: ...cation fault data idle state behavior input data behavior upon module removal For Information On See Page Use Programming Software in Your FLEX I O Application 4 2 About the ControlNet Adapter 4 2 Com...

Страница 62: ...re for example RSLogix5 software could be used to generate the configuration data for each I O module in the control system Configuration data is transferred from the controller to the I O modules whe...

Страница 63: ...g terminals over the ControlNet network The adapter communicates with its I O modules over the FLEX I O backplane Configuration data is not continuously updated to the module Scheduled Data Transfer S...

Страница 64: ...ds and write words Read words consist of input and status words and write words consist of output and configuration words The number of read words or write words can be 0 or more The length of each I...

Страница 65: ...by PLC 5 controller I O status 1 bit created by PLC 5 controller The following FLEX I O adapter status word for a PLC 5 controller results ControlNet Adapter Read Data Adapter Status Slot 0 Input Dat...

Страница 66: ...the means to specify this fault state data for each module If applicable this data is sent in the configuration block see Image Table Mapping on page 2 12 Table 4 1 Adapter Status Word Bit Description...

Страница 67: ...module output data in its last state hold last state Reset the module output data to zero reset Apply fault state data to the module output Idle State Behavior The FLEX I O HART module can detect the...

Страница 68: ...d Configuration Files for the Analog I O Modules on the ControlNet Network Chapter Summary In this chapter you learned about input output and configuration files for the analog I O modules on ControlN...

Страница 69: ...calibration may also be required to remove module error due to aging of components in your system For Information On See Page When and How to Calibrate Your FLEX I O Analog I O Module 5 1 Tools and Eq...

Страница 70: ...the offset values After calibration the actual date must be transmitted to the IOM and stored in the module non volatile The whole calibration can be set to default values by sending a reset command...

Страница 71: ...ata structure contains commands and its associated parameters Depending on the command they are either writable or readable Only one access either read or write is executable at a time The Calibration...

Страница 72: ...25 C 2 Calibrate gain at 25 C 3 7 Reserved 8 Set all calibration values to default 9 Set one specified calibration value to default 10 13 Reserved 1 1 Used during manufacture of the product Do not us...

Страница 73: ...gain at 25 C 3 7 Reserved 2 Reserved 2 8 Set all calibration values to default Reserved 4 Reserved 4 Reserved 4 9 Set one specified calibration value to default Value identifier 0 10 Reserved 3 Reserv...

Страница 74: ...saved to EEPROM 0 0 0 1 Reserved Used during manufacture of the product Table 5 6 1794 IE8H Interpretation of Calibration Data Structure Content During Read Access Error Status Command Byte Item Byte...

Страница 75: ...n at 25 C is in process according to channel mask 3 7 The unknown command is trying to be interpreted x 2 x 2 x 2 8 All calibration values are set to default 0 0 0 9 The specified calibration value is...

Страница 76: ...ample 0x03 channel 0 and 1 have to be calibrated Table 5 8 1794 IE8H Calibration Item Byte Value Identifier List Identifier Decimal Value Access Rule 0 Offset channel 0 Read write 7 Offset channel 7 R...

Страница 77: ...byte of this word 0x00h is given back 1794 IE8H Calibration Item Byte Value Identifier 49 Status Mask Gain Each bit of the lower byte of this words corresponds to one channel A logical 1 within the lo...

Страница 78: ...e following guidelines when setting the offset and gain calibrations To calibrate a channel according to offset the corresponding channel must be sorted or opened so that flow is 0 00 mA To calibrate...

Страница 79: ...d back Gain U read back All calibration values are stored in the module nonvolatile EEPROM Only one channel can be calibrated at a time according to one calibration value max scale or min scale values...

Страница 80: ...ion command byte uses the following format to read from the module 7 6 5 4 3 2 1 0 Calibration Command Reserved 10bin Must Be Written 7 6 5 4 3 2 1 0 Last Calibration Command Mirrored Back Status of l...

Страница 81: ...ing Write Access Command Byte Item Byte Data1 Byte Data2 Byte Reserved Binary Command Bits 0 5 Decimal 10 1 1 Calibration command min scale Channel mask Reserved 4 Reserved 4 2 Calibration command max...

Страница 82: ...g to channel mask 3 The written min scale value of Current was accepted Value low byte Value high byte 4 The written min scale value of Voltage was accepted 5 The written max scale value of Current wa...

Страница 83: ...tten max scale value of Voltage was not accepted internal read back erroneous 7 Reserved 1 Reserved 1 Reserved 1 Reserved 1 8 The calibration values are not set to default 0 0 0 9 The specified calibr...

Страница 84: ...The written max scale value of Current is in interpretation now 6 The written max scale value of Voltage is in interpretation now 7 Reserved 1 Reserved 1 Reserved 1 Reserved 1 8 All calibration values...

Страница 85: ...1794 OE8H Calibration Item Byte Value Identifier List Identifier Decimal Value Access Rule 0 Offset channel 0 Read write 7 Offset channel 7 8 Gain channel 0 15 Gain channel 7 16 Offset current read b...

Страница 86: ...oom temperature 25 5 C according to the procedure flowchart Each channel is calibrated one after the other The current is measured indirectly via a precision voltmeter placed across a precision 100 W...

Страница 87: ...y power cycle No The voltage is measured Write voltage value to I O module with command 4 or 6 Is calibration status erroneous Is calibration status idle No Abort by power cycle No Write voltage value...

Страница 88: ...Publication 1794 UM063A EN P March 2006 5 20 Calibrate Your Module Notes...

Страница 89: ...atus Red On At power up Channel 0 indicator lights at powerup until all internal diagnostics are checked After successful powerup the indicator goes off if no fault is present After successful powerup...

Страница 90: ...OE8H Status Indicators Indicator Color State Meaning Status Red On At power up Channel 0 indicator lights at powerup until all internal diagnostics are checked After successful powerup the indicator...

Страница 91: ...ications 1794 IE8H HART Input Module Refer to publication 1794 IN108 for complete specifications for the 1794 IE8H HART Input module 1794 OE8H HART Output Module Refer to publication 1794 IN109 for co...

Страница 92: ...Publication 1794 UM063A EN P March 2006 A 2 Specifications Notes...

Страница 93: ...are discussed in this appendix The HART command set is organized into three groups and provides read write access to a wide array of information available in smart field instruments Universal commands...

Страница 94: ...variable Read primary variable as current in mA and percent range Primary variable is read as a current in mA and four predefined dynamic variables 2 3 11 Read unique identifier associated with tag T...

Страница 95: ...T processor is performed 48 Read Read additional device status Table B 3 Device Specific HART Module Commands Command Action Meaning 128 Read Read parameter assignment of the multiplexer The current p...

Страница 96: ...the function returns the following transmitter data Selected SCAN command Long frame address HART data 136 Read SCAN status of the transmitters For the given long frame addresses this command returns...

Страница 97: ...During SCAN HART commands 1 2 or 3 see bit 144 can be executed 147 Write Select SCAN command 148 Read Read SCAN status This is used to specify or read the status of the SCAN function 0 SCAN function d...

Страница 98: ...imum number of data bytes for jubjub bird special SCAN Selected SCAN command Long frame address Number of available data bytes The data bytes themselves if any 159 Write Write special SCAN parameters...

Страница 99: ...cture of the HART protocol These correspond to layer 2 the data link layer of the OSI protocol reference model Master slave Operation HART is a master slave protocol This means that each message trans...

Страница 100: ...at communicating with the slave devices Typical message lengths and delays allow two transactions per second Burst Mode not supported To achieve a higher data rate some field devices implement an opt...

Страница 101: ...rface addresses HART field devices using either a short or long frame address format as specified by the HART delimiter byte A short frame address is one byte long A long frame address is five bytes l...

Страница 102: ...from 0 to 113 Only use this field when writing data to the HART device Check Byte The Smart Transmitter Interface calculates the value of this field and transmits it to the field device as the last b...

Страница 103: ...gnores any values in the data field when a communications error is detected Table C 3 HART Protocol Communication Error Code Bit Error Code Description 7 Communications Error If set the field device h...

Страница 104: ...le More status information is available and can be read using command 48 Read additional status information 3 Primary Variable Analog Output Fixed The analog and digital outputs for the primary variab...

Страница 105: ...and revision 5 Device specific command revision 6 Software revision 7 Hardware revision 8 Device function flags 2 H 9 11 Device ID number B 1 Read primary variable 0 PV units code 1 4 Primary variable...

Страница 106: ...ect code 1 Transfer function code 2 PV range limits code 3 6 Upper range value 7 10 Lower range value 11 14 Damping value seconds F 15 Write protect code 16 Private label distributor code 16 Read fina...

Страница 107: ...slot 2 6 13 Units code for slot 2 14 17 Variable for slot 2 F 18 Transmitter variable code for slot 3 19 Units code for slot 3 20 23 Variable for slot 3 F 34 Write damping value 0 3 Damping value seco...

Страница 108: ...49 Write PV sensor serial number 0 2 Sensor serial number number As in command 50 Read dynamic variable assignments None 0 PV transmitter variable code 1 SV transmitter variable code 2 TV transmitter...

Страница 109: ...able damping value seconds 56 Write transmitter variable sensor serial number 0 Transmitter variable code As in command 1 3 Transmitter variable sensor 57 Read unit tag descriptor date None 0 5 As in...

Страница 110: ...uts 0 Analog output number code for slot 0 0 Slot 0 analog output number code 1 Slot 0 units code 2 5 Slot 0 level F 1 Analog output number code for slot 1 6 Slot 1 analog output number code 7 Slot 1...

Страница 111: ...output number code As in command 1 4 Analog output additional damping value seconds F 65 Write analog output range value 0 Analog output number code As in command 1 Analog output range units code 2 5...

Страница 112: ...number code 1 Analog output end point units code 2 5 Analog output upper end point value 6 9 Analog output lower end point value 107 Write burst mode transmittervariables for Command 33 0 Transmitter...

Страница 113: ...uncated after last requested code 3 0 edit fixed current mode 4 No a number when fixed output mode 5 A ASCII string packed 4 characters in 3 bytes F floating point data type 4 bytes per IEEE 754 D dat...

Страница 114: ...Publication 1794 UM063A EN P March 2006 C 16 Additional HART Protocol Information Notes...

Страница 115: ...depending on the processor type These ladder logic instructions need specific details for proper operation In particular they need four items Class The Class value for FLEX is 7D hex Instance The Inst...

Страница 116: ...esponse buffer Group 1 71 18 18 r w Hart request Response buffer Group 1 72 19 14 r w Hart request Response buffer Group 1 73 20 12 r w Hart request Response buffer Group 1 74 21 8 r w Hart request Re...

Страница 117: ...is an example of these enhancements The Preamble syncs the field devices to the I O module Once the HART message is received in the I O module the Preamble is no longer needed The FLEX I O HART module...

Страница 118: ...tion Response Source Next Assembly Pointer to assembly for next access Channel The actual channel to which actual contents are related Status 6 Bytes Start Character Address Command Byte Count Respons...

Страница 119: ...e Meaning 0 No error 1 Timeout on HART loop 2 Invalid long frame address 3 Locked 4 Request overflow 5 Response not available 6 Parity error 7 Overrun error 8 Framing error 9 Checksum error 10 Rx buff...

Страница 120: ...e to accommodate the status bytes If you do not know the size of the expected response from the HART module read Attribute 69 hex for Host Access Group 1 The returned data indicates which Assembly Ind...

Страница 121: ...so that you can set the output size to 0 In the FLEX generic profile you need these sizes Input 8 Output 0 Config 2 Status 5 Adapter Name is what you named the ControlNet adapter when it was original...

Страница 122: ...Fault Mode Data Format Control Channel Bits 0 3 Adapter Name Slot C Data 0 0 4 7 Adapter Name Slot C Data 1 0 Fault Mode Bit 0 Disabled 0 Enabled 1 Channel Bits 0 3 Adapter Name Slot C Data 0 1 Adapt...

Страница 123: ...00 0 1 0 1 Not Valid Not Valid Not Valid Not Valid Not Valid Not Valid 0 1 1 0 Not Valid Not Valid Not Valid Not Valid Not Valid Not Valid 0 1 1 1 4 20 mA 0 3 of 4 20 mA 4 20 mA Unsigned Integer 0 655...

Страница 124: ...se bits to a valid value or you will get a diagnostic error value of 2 Channel Bits 0 3 Adapter Name Slot C Data 0 5 Adapter Name Slot C Data 0 6 Adapter Name Slot C Data 0 7 4 7 Adapter Name Slot C D...

Страница 125: ...C Data 0 8 4 7 Adapter Name Slot C Data 1 8 Up Down Bit Description 0 Up 1 Down Channel Bits 0 3 Adapter Name Slot C Data 0 9 Adapter Name Slot C Data 0 10 Adapter Name Slot C Data 0 11 Adapter Name...

Страница 126: ...2 11 10 9 0 0 0 0 0 Disabled 0 0 0 0 1 0 1 mA 0 0 0 1 0 0 2 mA 0 0 0 1 1 0 3 mA 0 0 1 0 0 0 4 mA 0 0 1 0 1 0 5 mA 0 0 1 1 0 0 6 mA 0 0 1 1 1 0 7 mA 0 1 0 0 0 0 8 mA 0 1 0 0 1 0 9 mA 0 1 0 1 0 1 0 mA 0...

Страница 127: ...nnel Words 0 Adapter Name Slot I Data 0 1 Adapter Name Slot I Data 1 2 Adapter Name Slot I Data 2 3 Adapter Name Slot I Data 3 4 Adapter Name Slot I Data 4 5 Adapter Name Slot I Data 5 6 Adapter Name...

Страница 128: ...Name Slot I Data 8 14 7 Adapter Name Slot I Data 8 15 Channel Bits 0 Adapter Name Slot I Data 9 0 1 Adapter Name Slot I Data 9 1 2 Adapter Name Slot I Data 9 2 3 Adapter Name Slot I Data 9 3 4 Adapter...

Страница 129: ...Adapter Name Slot I Data 10 1 Adapter Name Slot I Data 10 2 Adapter Name Slot I Data 10 3 Diagnostic Description Bit 3 Bit 2 Bit 1 Bit 0 Normal 0 0 0 0 Calibration Failure 0 0 0 1 Configuration Failu...

Страница 130: ...Publication 1794 UM063A EN P March 2006 E 10 Configure the 1794 IE8H Module in RSLogix 5000 Software Over the ControlNet Network...

Страница 131: ...eneric profile Background Information Make sure that your Comm Format is set to Data INT In the FLEX generic profile you need these sizes Input 0 Output 9 Config 11 Status 4 Adapter Name is what you n...

Страница 132: ...a 0 0 Adapter Name Slot C Data 0 1 Adapter Name Slot C Data 0 2 Adapter Name Slot C Data 0 3 2 and 3 Adapter Name Slot C Data 0 4 Adapter Name Slot C Data 0 5 Adapter Name Slot C Data 0 6 Adapter Name...

Страница 133: ...0 mA 0 20 mA Unsigned Integer 0 65535 3276 0 1 0 0 4 20 mA 0 1 of 4 20 mA 2 22 mA 2 22 mA 2000 22000 1000 0 1 0 1 Not Valid Not Valid Not Valid Not Valid Not Valid Not Valid 0 1 1 0 Not Valid Not Vali...

Страница 134: ...2 Adapter Name Slot C Data 5 3 Adapter Name Slot C Data 6 4 Adapter Name Slot C Data 7 5 Adapter Name Slot C Data 8 6 Adapter Name Slot C Data 9 7 Adapter Name Slot C Data 10 Bits 9 or 11 Bits 8 or 1...

Страница 135: ...Adapter Name Slot C Data 2 1 2 Adapter Name Slot C Data 2 2 3 Adapter Name Slot C Data 2 3 4 Adapter Name Slot C Data 2 4 5 Adapter Name Slot C Data 2 5 6 Adapter Name Slot C Data 2 6 7 Adapter Name S...

Страница 136: ...14 Channel Bits 0 Adapter Name Slot C Data 3 1 Adapter Name Slot C Data 4 2 Adapter Name Slot C Data 5 3 Adapter Name Slot C Data 6 4 Adapter Name Slot C Data 7 5 Adapter Name Slot C Data 8 6 Adapter...

Страница 137: ...ter Name Slot O Data 1 1 Adapter Name Slot O Data 2 2 Adapter Name Slot O Data 3 3 Adapter Name Slot O Data 4 4 Adapter Name Slot O Data 5 5 Adapter Name Slot O Data 6 6 Adapter Name Slot O Data 7 7 A...

Страница 138: ...ame Slot I Data 0 14 7 Adapter Name Slot I Data 0 15 Channel Bits 0 Adapter Name Slot I Data 2 0 1 Adapter Name Slot I Data 2 1 2 Adapter Name Slot I Data 2 2 3 Adapter Name Slot I Data 2 3 4 Adapter...

Страница 139: ...er Name Slot I Data 3 2 3 Adapter Name Slot I Data 3 3 4 Adapter Name Slot I Data 3 4 5 Adapter Name Slot I Data 3 5 6 Adapter Name Slot I Data 3 6 7 Adapter Name Slot I Data 3 7 Channel Bits 0 Adapte...

Страница 140: ...Publication 1794 UM063A EN P March 2006 F 10 Configure the 1794 OE8H Module in RSLogix5000 Software Over the ControlNet Network...

Страница 141: ...all necessary information is provided 1 2 3 Can we add more information to help you procedure step illustration feature example guideline other explanation definition Technical Accuracy all provided i...

Страница 142: ...NECESSARY IF MAILED IN THE UNITED STATES BUSINESS REPLY MAIL FIRST CLASS MAIL PERMIT NO 18235 CLEVELAND OH POSTAGE WILL BE PAID BY THE ADDRESSEE 1 ALLEN BRADLEY DR MAYFIELD HEIGHTS OH 44124 9705 PLEA...

Страница 143: ...State 1794 OE8 module 2 8 Drilling Dimensions wall panel mounting 3 6 F Fault Mode 1794 IE8 module 2 2 enabling disabling local fault alarm 2 2 enabling disabling remote fault alarm 2 2 H High Low Er...

Страница 144: ...T Tools calibration 5 2 Troubleshooting 1794 IE8 module indicators 6 1 1794 OE8 module indicators 6 2 module indicators 1 3 module repair 6 2 Two Wire Transmitter Devices connecting to the 1794 IE8 m...

Страница 145: ......

Страница 146: ...omation com Installation Assistance If you experience a problem with a hardware module within the first 24 hours of installation please review the information that s contained in this manual You can a...

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