Rockwell Automation 1797-IE8 Installation Instructions Manual
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Rockwell Automation 1797-IE8 Installation Instructions Manual

Flex ex 8 input analog, hart, and noise filter analog modules
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FLEX Ex 8 Input Analog, HART, and Noise Filter
Analog Modules
Catalog Numbers 1797-IE8, 1797-IE8H, 1797-IE8NF
Topic
Installation in Zone 22
Installation Instructions
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Summary of Contents for Rockwell Automation 1797-IE8

  • Page 1: Table Of Contents

    Install the Module Wire the Module to a 1797-TB3 or 1797-TB3S Terminal Base Unit Ground the Module Inputs 1797-IE8 and 1797-IE8NF Input Map (Read Words) 1797-IE8H Input Map (Read Words) 1797-IE8H Input Map (Read Words) 1797-IE8 and 1797-IE8NF Output Map (Write Words)
  • Page 2 2 FLEX Ex 8 Input Analog, HART, and Noise Filter Analog Modules Topic Page Remote Transmitter Error Up/Down - Write Words 0 and 1 Data Format - Write Words 0 and 1 Data Format - Write Words 2 and 3 Error Level 0.1 mA Steps 1797-IE8H Secondary Master Enable (SME)/ Primary Master Inhibit (PMI) Byte Order Configuration...

  • Page 3: Important User Information

    In no event will Rockwell Automation, Inc. be responsible or liable for indirect or consequential damages resulting from the use or application of this equipment.

  • Page 4: Environment And Enclosure

    4 FLEX Ex 8 Input Analog, HART, and Noise Filter Analog Modules Environment and Enclosure This equipment is intended for use in a Pollution Degree 2 industrial ATTENTION environment, in overvoltage Category II applications (as defined in IEC 60664-1), at altitudes up to 2000 m (6562 ft) without derating. This equipment is considered Group 1, Class A industrial equipment according to IEC/CISPR 11.

  • Page 5: Prevent Electrostatic Discharge

    FLEX Ex 8 Input Analog, HART, and Noise Filter Analog Modules 5 Prevent Electrostatic Discharge This equipment is sensitive to electrostatic discharge, which can cause internal ATTENTION damage and affect normal operation. Follow these guidelines when you handle this equipment: •...

  • Page 6: Emc Directive

    6 FLEX Ex 8 Input Analog, HART, and Noise Filter Analog Modules European Communities (EC) Directive Compliance If this product has the CE mark it is approved for installation within the European Union and EEA regions. It has been designed and tested to meet the following directives.

  • Page 7: Installation In Zone 1

    FLEX Ex 8 Input Analog, HART, and Noise Filter Analog Modules 7 Installation in Zone 1 These modules must not be exposed to the environment. Provide a suitable metal enclosure. This module has a protection factor of IP20. These modules cannot be used in an intrinsically safe WARNING environment after they have been exposed to non-intrinsically safe signals.

  • Page 8: Install The Module

    8 FLEX Ex 8 Input Analog, HART, and Noise Filter Analog Modules Install the Module Read this for information about how to install the module which must be used with a 1797-TB3 or 1797-TB3S intrinsically safe terminal base unit. 40231 Label here or under here This equipmment is considered Group 1, Class A industrial equipement ATTENTION...
  • Page 9 1. Rotate keyswitch (1) on terminal base unit (2) clockwise to position 3 (1797-IE8 and 1797-IE8NF) or position 8 (1797-IE8H) as required for the particular type of module. Do not change the position of the keyswitch after wiring the terminal base IMPORTANT unit.

  • Page 10: Wire The Module To A 1797-Tb3 Or 1797-Tb3S Terminal Base Unit

    10 FLEX Ex 8 Input Analog, HART, and Noise Filter Analog Modules 41307 Wire the Module to a 1797-TB3 or 1797-TB3S Terminal Base Unit WARNING If you connect or disconnect wiring while the field-side power is on, an electrical arc can occur. This could cause an explosion in hazardous location installations. Be sure that power is removed or the area is nonhazardous before proceeding.
  • Page 11 FLEX Ex 8 Input Analog, HART, and Noise Filter Analog Modules 11 3. For other configurations, see the wiring diagrams in the section, Inputs on page 4. Connect +V DC power to terminal 34 on the 34…51 row (C). 5. Connect -V to terminal 35 on the 34…51 row (C). Make certain that you power these modules with an intrinsically safe power WARNING supply.

  • Page 12: Ground The Module

    12 FLEX Ex 8 Input Analog, HART, and Noise Filter Analog Modules Do not use the unused terminals on this terminal base unit. Using these ATTENTION terminals as supporting terminals can result in damage to the module, or unintended operation of your system, or both. Ground the Module All I/O wiring must use shielded wire.
  • Page 13 FLEX Ex 8 Input Analog, HART, and Noise Filter Analog Modules 13 1797-IE8 and 1797-IE8NF Isolated 4…20 mA 273 Ω Power 4…20 mA Xmit Flexbus 4…20 mA Xmit 21.5V Xmit 22 Ω 40072 1797-IE8H HART Modem 273 Ω 4…20 mA 4…20 mA...
  • Page 14 Field_Side_Power = 9.5V x (300 mA + n x 55 mA). Where n is the number of field devices that are supplied by the 1797-IE8 or 1797-IE8NF. Publication 1797-5.5 - September 2011...
  • Page 15 FLEX Ex 8 Input Analog, HART, and Noise Filter Analog Modules 15 1797-IE8H Field Transmitter Supply Characteristic The field transmitter supply can be modeled as a 23.7V source with a 273 Ω series resistance. (See the following graph.) This provides a simple and useful mechanism to determine transmitter and loop compatibility.

  • Page 16: 1797-Ie8 And 1797-Ie8Nf Input Map (Read Words)

    16 FLEX Ex 8 Input Analog, HART, and Noise Filter Analog Modules 1797-IE8 and 1797-IE8NF Input Map (Read Words) Word Channel 0 Input Data Channel 1 Input Data Channel 2 Input Data Channel 3 Input Data Channel 4 Input Data...

  • Page 17: 1797-Ie8H Input Map (Read Words)

    FLEX Ex 8 Input Analog, HART, and Noise Filter Analog Modules 17 1797-IE8H Input Map (Read Words) Word Channel 0 Input Data Channel 1 Input Data Channel 2 Input Data Channel 3 Input Data Channel 4 Input Data Channel 5 Input Data Channel 6 Input Data Channel 7 Input Data Reserved...

  • Page 18: 1797-Ie8H Input Map (Read Words)

    18 FLEX Ex 8 Input Analog, HART, and Noise Filter Analog Modules 1797-IE8H Input Map (Read Words) Word 14 13 12 11 10 9 Input Data Channel 0 Input Data Channel 1 Input Data Channel 2 Input Data Channel 3 Input Data Channel 4 Input Data Channel 5 Input Data Channel 6...

  • Page 19: 1797-Ie8 And 1797-Ie8Nf Output Map (Write Words)

    FLEX Ex 8 Input Analog, HART, and Noise Filter Analog Modules 19 1797-IE8 and 1797-IE8NF Output Map (Write Words) Word 15 Reserved High and Low Error Level Filter Cutoff Data Format 0…3 0…3 0…3 0…3 0…3 Sq Rt Th High and Low Error Level...
  • Page 20 20 FLEX Ex 8 Input Analog, HART, and Noise Filter Analog Modules 1797-IE8H Configuration Map Word Bit 15 14 13 12 11 10 9 NF VR FE Byte HSI FE Byte Order LEDs Order Group B Group A Data Format Ch3 Data Format Ch2 Data Format Ch1 Data Format Ch0...
  • Page 21 FLEX Ex 8 Input Analog, HART, and Noise Filter Analog Modules 21 1797-IE8H Configuration Map Word Bit 15 14 13 12 11 10 9 Low Alarm Limit Ch3 High High Alarm Limit (Remote) Ch3 Low Low Alarm Limit (Remote) Ch3 High Alarm Limit Ch4 Low Alarm Limit Ch4 High High Alarm Limit (Remote) Ch4...

  • Page 22: Fault Mode - Write Words 0 And 1

    22 FLEX Ex 8 Input Analog, HART, and Noise Filter Analog Modules Fault Mode - Write Words 0 and 1 Word 0 Bit 00 Fault enable for Channels 0...3 Word 1 Bit 00 Fault enable for Channels 4...7 Where: O = disable 1 = enable with wire-off overload “Add-on”...

  • Page 23: Data Format - Write Words 2 And 3

    FLEX Ex 8 Input Analog, HART, and Noise Filter Analog Modules 23 Data Format - Write Words 0 and 1 Word Description Bits 0…22 mA = 0…65,535, unsigned integer, with error steps 2…22 mA, with error steps 2…22 mA = -12.5…112.5%, with error steps 4…22 mA = 0…106%, square root, with error steps 4…20 mA = 0…65,535, unsigned integer, with error steps Not assigned...

  • Page 24: Error Level 0.1 Ma Steps

    24 FLEX Ex 8 Input Analog, HART, and Noise Filter Analog Modules Data Format - Write Words 2 and 3 (Continued) Data Bits Format Signal Range User Range Resolution Format 15 14 13 12 11 10 9 0 1 1 0 4…20 mA as 4.00 22.00 10607...

  • Page 25: 1797-Ie8H Secondary Master Enable (Sme)/ Primary Master Inhibit (Pmi)

    FLEX Ex 8 Input Analog, HART, and Noise Filter Analog Modules 25 1797-IE8H Analog Input Extended Configuration Data Table Config Bits Word 15 14 13 12 11 10 9 Ch 7 Ch 6 Ch 5 Ch 4 Ch 3 Ch 2 Ch 1 Ch 0 Reserved...

  • Page 26: Byte Order Configuration

    26 FLEX Ex 8 Input Analog, HART, and Noise Filter Analog Modules Byte Order Configuration Byte Order Byte Order Description Group B Group A Bit 9 Bit 8 Bit 1 Bit 0 Little Endian Format (Default) = All data entries in true Little Endian format.
  • Page 27 FLEX Ex 8 Input Analog, HART, and Noise Filter Analog Modules 27 Field Descriptions Analog Input Data Specifies the value of the analog input data from the module. Specific format is controlled by Module Data Format Control parameter. This data is used when the channel is in analog input mode. Overrange Alarm Alarm signal for input overrange.

  • Page 28: Hart Read Back Threshold

    28 FLEX Ex 8 Input Analog, HART, and Noise Filter Analog Modules Field Descriptions HART Read Back The HART Read Back bits show deviations between the analog (1797-IE8H) measured current value on a loop (by the 1797-IE8H) and the digital real current (sensed by the HART device on its own) received by the 1797-IE8H during HART communication in the background.
  • Page 29 FLEX Ex 8 Input Analog, HART, and Noise Filter Analog Modules 29 Field Descriptions HART Status When this bit is set (1), the status indicators are used for HART Indicators diagnostic. Indicator behavior changes to show communication on HART. Each indicator represents a HART loop. Flashing yellow indicates that communication is currently being processed.
  • Page 30 30 FLEX Ex 8 Input Analog, HART, and Noise Filter Analog Modules Cyclic HART Input Data The HART input data holds the primary variables for the "live" HART device, and other information gathered during the normal HART scan. Additional "documentary" data is available through the pass through message interface in the device information tables.
  • Page 31 FLEX Ex 8 Input Analog, HART, and Noise Filter Analog Modules 31 HART Input Data Word 15 14 13 12 11 10 9 Ch1 HART Secondary Value Ch1 HART Teritiary Value Ch1 HART Fourth Value Ch1 HART Secondary Value Units Code Ch1 HART Primary Value Units Code Ch1 HART Fourth Value Ch1 HART Tertiary Value Units Code...
  • Page 32 32 FLEX Ex 8 Input Analog, HART, and Noise Filter Analog Modules HART Input Data Word 15 14 13 12 11 10 9 Ch3 HART Secondary Value Units Code Ch3 HART Primary Value Units Code Ch3 HART Fourth Value Ch3 HART Tertiary Value Units Code Ch4 HART Field Device Status Ch4 HART Communication Status Reserved...
  • Page 33 FLEX Ex 8 Input Analog, HART, and Noise Filter Analog Modules 33 HART Input Data Word 15 14 13 12 11 10 9 Ch6 Secondary Value Ch6 Tertiary Value Ch6 Fourth Value Ch6 HART Secondary Value Units Code Ch6 HART Primary Value Units Code Ch6 HART Fourth Value Ch6 HART Tertiary Value Units Code Ch7 HART Field Device Status...
  • Page 34 34 FLEX Ex 8 Input Analog, HART, and Noise Filter Analog Modules HART Input Data Descriptions CHn: HART Communication Status 0: HART CMD3 1: HART CMD3 Communication Disabled or Communication No Error Error between Adapter & Module CHn: HART Comm Status (HART CMD3 Refer to User Manual Response first status byte): CHn: HART Field Device Status (HART...
  • Page 35 FLEX Ex 8 Input Analog, HART, and Noise Filter Analog Modules 35 HART Read Back Threshold HART Read Back Decimal Bits Value Disabled Not applicable Not applicable Not applicable Not applicable … … … … … … … 1, 2, 3, and 4 are not applicable. Values between 1 and 4 will lead the IOM to automatically use an internal value of 5%.

  • Page 36: Repair

    This module is not field repairable. Any attempt to open the module will void the ATTENTION warranty and IS certification. If repair is necessary, return the module to the factory. Status Indicators 1797-IE8 shown 42054 Interpret the Status Indicators Status...

  • Page 37: Specifications

    FLEX Ex 8 Input Analog, HART, and Noise Filter Analog Modules 37 Specifications Specifications - 1797-IE8 and -IE8NF Number of Inputs 8 single-ended, non-isolated IS input type Ex ia IIB/IIC T4 AEx ia IIC T4 Class I, II, III Division 1 Group A-G T4...
  • Page 38 38 FLEX Ex 8 Input Analog, HART, and Noise Filter Analog Modules Specification 1797-IE8 and -IE8NF (Continued) Isolation Path Isolation Type Input to Power Supply Galvanic to DIN EN60079-11 Input to Flexbus Galvanic to DIN EN60079-11 Input to Input None...
  • Page 39 FLEX Ex 8 Input Analog, HART, and Noise Filter Analog Modules 39 Specification 1797-IE8 and -IE8NF (Continued) Agency Certification CENELEC II (1) 2G Ex ib[ia] IIC T4 II (1) D [Ex iaD] U, C-UL Class I, Groups A, B, C and D; Class II, Groups E, F and G;...
  • Page 40 40 FLEX Ex 8 Input Analog, HART, and Noise Filter Analog Modules Functional Data Range >17V @ 22 mA >23V @ 0 mA Data Format Configurable Step Response to 80 ms 99% of FS Module from Adapter 200 ms/1600 µs Best/Worst Update Time Indicators 8 red fault indicators...

  • Page 41: Entity Parameters

    CENELEC DMT 98 ATEX E 020 X FM FM Certificate Number 3009806 IECEx IECEx BVS 09.0030X Entity Parameters 1797-IE8 and 1797-IE8NF CE, CENELEC I/O Entity Parameters Measurement input (sig to -) for channels 0…7 (terminals: 1…2; 5…6; 9…10; 13…14; 18…19; 22…23; 26…27; 30…31) Protection Group...

  • Page 42: Publication 1797-5.5 - September

    = 565 mW = Negligible = Negligible 1797-IE8 and 1797-IE8NF UL, C-UL I/O Entity Parameters If this product has the UL/C-UL mark, it has been designed, evaluated, tested, and certified to meet the following standards: • UL 913, 1988, Intrinsically Safe Apparatus and Associated Apparatus...
  • Page 43 FLEX Ex 8 Input Analog, HART, and Noise Filter Analog Modules 43 • CSA-E79-0-95, Electrical Apparatus for Explosive Gas Atmospheres, Part 0: General Requirements • CSA-E79-11-95, Electrical Apparatus for Explosive Gas Atmospheres, Part 11: Intrinsic Safety “i” • CSA C22.2 No. 14-95, Industrial Control Equipment Publication 1797-5.5 - September 2011...
  • Page 44 44 FLEX Ex 8 Input Analog, HART, and Noise Filter Analog Modules Wiring Methods • Wiring method 1 - Each channel is wired separately. • Wiring method 2 - Multiple channels in one cable, providing each channel is separated in accordance with the National Electric Code (NEC) or Canadian Electric Code (CEC).
  • Page 45 22 (sig) Connector 23 (-) apparatus with Entity Concept 25 (+) parameters listed in Table 2. 26 (sig) 27 (-) 1797-IE8 Shield Connection Only 29 (+) 30 (sig) 1797-IE8NF 31 (-) 42056 Table 2 Terminals (mA) Groups (μF)
  • Page 46 C22.1, Part 1, Appendix F. For additional information refer to ANSI/ISA RP12.6. This module, 1797-IE8, must be used with terminal base 1797-TB3 or 1797-TB3S. Terminals 3, 7, 11, 15, 20, 24, 28, 32, 36-39, and 46 to 49 shall not be connected.
  • Page 47 • Wiring method 1 - Each channel is wired separately. • Wiring method 2 - Multiple channels in one cable, providing each channel is separated in accordance with the National Electric Code (NEC). FM I/O Entity Parameters for 1797-IE8 and 1797-IE8NF Wiring Channel Terminals V Groups C...
  • Page 48 48 FLEX Ex 8 Input Analog, HART, and Noise Filter Analog Modules Key Position for Terminal Base FLEX Ex Analog Insertion Input I/O Module Male Bus Indicators Connection Female Bus Terminal Base Terminal Base Field Wiring 42055 A terminal base may or may not have an I/O module IMPORTANT installed.
  • Page 49 Male Bus 22 (sig) Connector in 1797-6.5.6. 23 (-) 25 (+) 26 (sig) 27 (-) 1797-IE8, Shield Connection Only 29 (+) -IE8H, or 30 (sig) -IE8NF 31 (-) 42056 Flexbus Entity Values Which are Allowed for the Next FLEX Ex I/O Module...
  • Page 50 ANSI/NFPA 70, Article 504 and 505. For additional information refer to ANSI/ISA RP12.6. This module, 1797-IE8, 1797-IE8H, or 1797-IE8NF must be used with terminal base 1797-TB3 or 1797-TB3S. Terminals 3, 7, 11, 15, 20, 24, 28, 32, 36-39, and 46 to 49 shall not be connected.
  • Page 51 FLEX Ex 8 Input Analog, HART, and Noise Filter Analog Modules 51 Attention: Avoid electrostatic charging. ATENÇÃO! PREVENIR CONTRA O ACÚMULO DE CARGA ELETROSTÁTICA. FLEX Ex is a trademark of Rockwell Automation, Inc. Trademarks not belonging to Rockwell Automation are property of their respective companies. Publication 1797-5.5 - September 2011...
  • Page 52 New Product Satisfaction Return Rockwell Automation tests all of its products to ensure that they are fully operational when shipped from the manufacturing facility. However, if your product is not functioning and needs to be returned, follow these procedures.

This manual is also suitable for:

1797-ie8h1797-ie8nf

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