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User Manual - Spectrum Controls, Inc.

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1. Chapter 3 Configuring the 1794sc IRT8I for ControlLogix CompactLogix 3 11 Table 3 5 Data Format Bit 10 Bit9 Bit 8 Format 0 0 0 Engineering Units 0 0 1 Engineering Units X10 0 I 0 Raw Proportional Counts 0 1 1 Scaled for PID 1 0 0 Percent of Full Scale 1 0 1 CJC EU 1 1 0 CJC Scaled for PID 1 1 1 CJC Percent of Full Scale Tf selected the CJC format will override all ranges formats and report the indicated CJC value for this channel Channel zero will report CJCO directly Channel 7 will report CJC1 directly All others will be distributed values between CJCO and CJC1 based on channel position Table 3 6 Data Ranges Input Type Range Eng Units Eng Units X10 Raw Prop PID Percent B Type Thermocouple 300 to 1820 C 3000 to 18200 300 to 1820 32768 to 32767 Oto 16383 0 to 10000 yP PIC 572 to 3308 F 5720 to 33080 572 to 3308 Cie Tthermocousie 0021 E 0 to 23150 0 to 2315 32768 to 32767 Oto 16383 0 to 10000 yP P e 32 to 4199 F 320 to 41990 32 to 4199 E Type Thermocouple 270 t0 1000 C 2700 to 10000 270to 1000 32768 to 32767 0 to 16383 0 to 10000 yP p 454 to 1832 F 4540 to 18320 454 to 1832 JESGH le 210101200C 21001012000 210101200 32768 to 32767 0 to 16383 0 to 10000 ype Mermocouple 346160 2192 F 3460 to 21920 346 to 2192 K Type Thermocouple 27910 1370 C 2700 t
2. A 83 21 v 4 b b e 2 Drill the necessary holes for the 6 self tapping mounting screws 3 Mount the mounting plate 1 for the adapter module using two 6 self tapping screws 18 included for mounting up to 8 modules and the adapter Make certain that the mounting plate is properly grounded to the panel Refer to Tndustrial Automation Wiring and Grounding Guidelines publication1770 4 1 Attention 4 Hold the adapter 2 at a slight angle and engage the top of the mounting plate in the indention on the rear of the adapter module 5 Press the adapter down flush with the panel until the locking lever 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 terminal base unit User s Manual Pub 0300242 01 Rev A Chapter 2 Installation and Wiring 2 9 Note The adapter is capable of addressing eight modules Do not exceed a maximum of eight terminal base units in your system 2 4 3 Mounting the IRT8I Module on the Terminal Base Unit The IRTSI isolated input module mounts on a 1794 TB3G or TB3GS terminal base unit 1 Rotate the key switch 1 on the terminal base unit 2 clockwise to position 3 as required for the IRT8I module DLL lt 7 I GY MULL ULLAL LEE 2 Make certain the flexbus c
3. User s Manual Pub 0300242 01 Rev A 3 10 Flex IO Isolated RTD Thermocouple Module 100 Q Ni a 0 618 120 O Ni a 0 672 604 Q NiFe a 0 518 R 0 to 150 Q R 0 to 1000 Q R 0 to 3000 O 50 mV Bit 4 Bit3 Bit2 Bit 1 Bit 0 Range 0 0 1 0 0 K Type Thermocouple 0 0 1 0 1 N Type Thermocouple 0 0 1 1 0 R Type Thermocouple 0 0 1 1 1 S Type Thermocouple 0 1 0 0 0 T Type Thermocouple 0 1 0 0 1 100 Q Pt a 0 385 0 1 0 1 0 200 Q Pt a 0 385 0 1 0 1 1 500 Q Pt a 0 385 0 1 1 0 0 1000 Q Pt a 0 385 0 1 1 0 1 100 Q Pt a 0 3916 0 1 1 1 0 200 Q Pt a 0 3916 0 1 1 1 1 500 Q Pt a 0 3916 1 0 0 0 0 1000 Q Pt a 0 3916 1 0 0 0 1 10 Q Cu a 0 426 1 0 0 1 0 1 0 0 1 1 1 0 1 0 0 1 0 1 0 1 1 0 1 1 0 1 0 1 1 1 1 1 0 0 0 1 1 0 0 1 100 mV 3 4 3 Input Filter Words 1 8 Bits 5 to 7 Use the table below to select the appropriate filter for each channel Table 3 4 Filter Settings Bit 7 Bit 6 Bit 5 ADC Filter 0 0 0 4 17 Hz 0 0 1 10 0 Hz 0 1 0 16 7 Hz 0 1 1 19 6 Hz 1 0 0 62 0 Hz 1 0 1 470 0 Hz 1 1 0 Unused 1 1 1 Unused 3 4 4 Data Format Words 1 8 Bits 8 to 10 Select the appropriate data type for each channel using the table below Refer to Table 3 6 for data type ranges User s Manual Pub 0300242 01 Rev A
4. User s Manual Pub 0300242 01 Rev A 1794 Isolated RTD Thermocouple Module Catalog Number 1794sc IRTS8I z al Uu l Lio N U SPECTRUM c O N T R L S ii Flex IO Isolated RTD Thermocouple Module Important Notes 1 Please read all the information in this owner s guide before installing the product 2 The information in this owner s guide applies to hardware Series A and firmware version 1 0 or later 3 This guide assumes that the reader has a full working knowledge of the relevant processor Notice The products and services described in this owner s guide are useful in a wide variety of applications Therefore the user and others responsible for applying the products and services described herein are responsible for determining their acceptability for each application While efforts have been made to provide accurate information within this owner s guide Spectrum Controls assumes no responsibility for the accuracy completeness or usefulness of the information herein Under no circumstances will Spectrum Controls be responsible or liable for any damages or losses including indirect or consequential damages or losses arising out of either the use of any information within this owner s guide or the use of any product or service referenced herein No patent liability is assumed by Spectrum Controls with respect to the use of any of the information products circuits programming or services ref
5. 3 4 10 User Alarm Deadband Words 11 14 17 20 23 26 29 32 The deadband is a range through which the measured input may be varied without initiating and alarm response The deadband setting must adhere to the following rules e The deadband must be greater or equal to zero e The deadband cannot exceed 25 of full scale e The alarm limits including deadband may not exceed the user range limits e The low alarm including deadband may not overlap the high alarm including User s Manual Pub 0300242 01 Rev A Chapter 3 Configuring the 1794sc IRT8l for ControlLogix CompactLogix 3 13 deadband If any of these rules are violated a configuration error is declared and the alarm is disabled The notable exception is when the low is equal to the high and both are set to zero In this case user alarms are disabled the deadband is ignored and no fault is declared Note The data range is determined by the data format selected The alarm deadband allows the user to define hysteresis for alarms The alarm set threshold may differ from the alarm clear threshold depending on the deadband as illustrated below A value must transition through the indicated threshold see dashed arrows to have the indicated effect If a CJC format is selected the alarm limits apply to that CJC format not to that channel s analog input Figure 3 3 Alarm DeadBand Low Alarm Threshold Set High Alarm Threshold Set Dead Band Dead Ba
6. ccccccccsccccsssscccsssscccsssesccsssecccsssscessseccsssseccessseceeessscceessescessseceeseseeeaaes 3 12 3 4 7 Temperature Units Words 1 8 Bit 15 cccccccccssccccsssscceesssccsesscceeesseceeessecccesseceesssceeaseccesseseeesssceeaas 3 12 3 4 8 Low Alarm Threshold Words 9 12 15 18 21 24 27 30 cccccscccccsssccsessscccesssccesssscecesssecessseccsesssseeesseseeeaes 3 12 3 4 9 High Alarm Threshold Words 10 13 16 19 22 25 28 31 cccccccccssscccssssccsssseccessscccsessescesssscesesssecessseseessaes 3 12 3 4 10 User Alarm Deadband Words 11 14 17 20 23 26 29 32 cccccccssccccssssccessssscssssccecesssscessssscsessesceesssseesaes 3 12 SECTION 3 5 READ INPUT amp STATUS DATA cccseeeeeeeee nennen nenne nnnnnnns eene nnn nnns siis n siii RE REAL esee essais assi esaet nasa sss KRR 3 13 User s Manual Pub 0300242 01 Rev A iv Flex IO Isolated RTD Thermocouple Module 3 5 1 Input Data Words O0 to Z 2 5 i ettet dea ret e eet a ala sete aee dedo 3 15 3 5 2 UnderRange Alarms Word 8 Bits O to 7 ccccccccsssscceessscceessesccesssccesssesccessesccessseceessssceeaseceeaseceesssseeeeaaes 3 15 3 5 3 OverRange Alarm Word 8 Bits 8 to 15 cccccccccssssccsesssccesssssesesscccessssscesssesccsssseceessesceesaseceesseecessssseessaase 3 15 3 5 4 User Low Alarm Word 9 Bits O to 7 ccccccccssscccssscccsesssccessscccsesssccessasccsesseccsesseceeessesceesaescsssseceesssseesaass 3 15 3 5 5 User High Alarm Word 9 Bits 8 to 15 cccc
7. 2 1 0 S 0 OverRange CH0 Bit 8 CH1 Bit 9 UnderRange CH0 Bit 0 CH1 Bit 1 S 1 User HI Alarms CHO Bit8 CH1 Bit9 User LO Alarms CH0 Bit0 CH1 Bitl 8 2 Reserved CJC S Open Circuit Alarms CHO Bit0 Alarm CHI Bitl 8 3 Reserved Diagnostic Code See 3 5 1 Input Data Words 0 to 7 Words 0 through 7 display the digital value for channel inputs 0 through 7 respectively Scaling range is determined by the data format selected See 3 4 4 for more details 3 5 2 UnderRange Alarms Word 8 Bits 0 to 7 The under range flag is set for the associated channel when the channel data value 1s below the minimum scale for the selected range 3 5 3 OverRange Alarm Word 8 Bits 8 to 15 The over range flag is set for the associated channel when the channel data value is above the maximum scale for the selected range 3 5 4 User Low Alarm Word 9 Bits 0 to 7 The user low alarm flag is set for the associated channel when the channel data value is below the user low alarm threshold 3 5 5 User High Alarm Word 9 Bits 8 to 15 The user high alarm flag is set for the associated channel when the channel data value is above the user high alarm threshold 3 5 6 Open Circuit Alarm Word 10 Bits 0 to 7 If set the associated channel has detected a shorted or open circuit condition For the 0 to 20 mA range a zero reading is valid Therefore under range will not trigger at the low terminus of zer
8. C 0 17 C 0 25 C pe ni 0 3 C m 1 9 SC 0 2 C 1 5 C 0 3 C t3 6 C 0 1 C am 1 2 us 0 9 C 1 C 2 C t 0 55 C 1 0 C E 0 4 C 1 0 C 17 C 26 10 C 30 C fa Accuracy Accuracy Limit 25C At Limit At 0 0 8 C Repeatability Limit At 25C amp 4 17 Hz filter Appendi x A Module Specifications 50 mV range 100 mV range Resistance Accuracy with 4 17 Hz filter 0 150 ohms range 0 1000 ohms range 0 3000 ohms range RTD Accuracy With 4 17 Hz filters Platinum 385 100 200 500 and 1000 ohms IEC751 1983 Amend 2 1995 20uV 10uV 13uV Repeatability Limit At 25C amp 4 17 40uV Accuracy Accuracy Limit At Limit At 0 25C Hz filter 0 1 5 ohms 10 milliohms 100 milliohms 100 milliohms Accuracy Repeatability Limit At 25C amp 4 17 Hz filter JISC 1604 1997 1 2 C 0 1 C Platinum 3916 100 200 500 and 1000 ohms JISC 1604 1981 0 6 C 1 1 C 0 1 C Nickel 618 100 ohms DIN 43760 Sept 1987 0 3 C 0 5 C 0 1 C Nickel 672 120 ohms DIN 43760 Sept 1987 0 3 C 0 5 C 0 1 C Nickel Iron 518 MINCO Application mu Aid 18 Date 5 90 0 4 C 0 7 C 0 1 C Copper 426 10 ohms SAMA RC21 4 1966 24 C 2 8 C 0 1 C General Specifications Voltage range 24V dc nom Supply current 240 mA a 24V dc Dimensions with m
9. F 100 Q Pt a 0 385 200 to 850 C 328 to 1562 F 200 Q Pt a 0 385 200 to 850 C 328 to 1562 F 500 Q Pt a 0 385 200 to 850 C 328 to 1562 F 1000 Q Pt a 0 385 200 to 850 C 328 to 1562 F 100 Q Pt a 0 3916 200 to 630 C 328 to 1166 F 200 O Pt a 0 3916 200 to 630 C 328 to 1166 F 500 O Pt a 0 3916 200 to 630 C 328 to 1166 F 1000 Q Pt a 0 3916 200 to 630 C 328 to 1166 F 10 Q Cu a 0 426 100 to 260 C 148 to 500 F 100 Q Ni a 0 618 100 to 260 C 148 to 500 F User s Manual Pub 0300242 01 Rev A 1 2 Flex IO Isolated RTD Thermocouple Module Input Type Range 120 O Ni a 0 672 80 to 260 C 112 to 500 F 604 O NiFe a 0 518 100 to 200 C 148 to 392 F 0 to 150 O Resistance Oto 1000 Q Oto 3000 Q Voltage Ts 0 my 100 mV Section 1 3 Data Formats For each module the data can be configured for Section 1 4 Filter Frequencies Engineering units x 1 Engineering units x 10 Scaled for PID Percent of full scale Raw proportional data CJC Engineering Units CJC scaled for PID CJC percent of full range The module uses a digital filter that provides high frequency noise rejection for each input signal The filter for each channel is programmable allowing you to select from six different filter frequencies Section 1 5 Hardware Features 4 17 Hz 10 Hz 16 7 Hz 19 6 Hz 62 Hz 470 Hz Each module requires a terminal base unit T
10. LELLA tasas esses satia ELLER 2 2 2 2 2 Prevent Electrostatic Discharge ie eee e eode En eo oda ek e Pee ea ER adven 2 2 2 2 3 Remove POWTF 5 tisch eoe eh tad reed eee ied eee ela dene ead ee aee g ai e deae de Lese Puce dde 2 3 2 2 4 Selecting LOGAN ord Nee rre oeste ad ee teo Crede e e v eee e aene tee Fee serie eno aetas ue res Cei Aereo 2 3 SECTION 2 3 POWER REQUIREMENTS eee ee eene renes SA RL N NARA asas aso asas asa nasse shes sese assa hana 2 3 2 3 1 Wiring the Terminal Base Units 1794 TB3G SHOWN cccssccceesssccesesssccesscsccessesecessssccesssecesssssceessseceeesseees 2 4 SECTION 2 4 INSTALLING THE MODULE 5 e eio ce notio te nn eno suae DR cna DR onn doe da rh eaa datae ne Ve Ea aa Vago er ea e dig 2 4 1 Mounting the Terminal Base Unit on a DIN Rail 2452 Panel WalEMoUhting do rc ete ee ve ve e rd E pee i 2 4 3 Mounting the IRT8I Module on the Terminal Base Unit esses sensere nnne nnns enn nna 2 9 SECTION 2 5 FIELD WIRING CONNECTIONS cesses eene eene nennen nnne nn nennen R ERL RL LR RL RN R LL ELERR 2 10 2 5 1 Field Wiring using a 1794 TB3G and TB3GS Terminal Base sessi eese eere naa 2 10 SECTION 2 6 MODULE INDICATORS is sa na aka A Ris lind ken enda ka 2 15 CHAPTER 3 CONFIGURING THE 1794SC IRT8l USING RSLOGIX 5000 eere eee eee een nennen nennen nnne 3 1 SECTION 3 1 THINGS YOU SHOULD KNOW sssssssssesssssssesssssss
11. RSLogix 5000 1 Add the new local communication module to your project 2 Configure the local module including a Naming the module b Choosing a Communication Format c Setting the Revision level d Setting the module location as necessary such as the slot number for a 1756 CNB module e Choosing an Electronic Keying method 3 Addthe new remote module to your project such as a Flex Control Net adapter or Ethernet Adapter 1 e 1794 ACNIS or 1794 AENT respectively 4 Configure the remote module similarly to the local module 5 Download the configuration to the controller Note If you are using Control Net you must schedule the network using RSNetworks for Control Net after adding the local and remote communication modules Note When you create a new RSLogix 5000 project with the CompactLogix 1769 L32C or L35CR controller The Controller Organizer creates a Control User s Manual Pub 0300242 01 Rev A Chapter 3 Configuring the 1794sc IRT8I for ControlLogix CompactLogix 3 3 Net port in the local chassis In this case you don t need to add a separate local communication module Note When you create a new RSLogix 5000 project with the CompactLogix 1769 L23E 1769 L32E or L35E controller The Controller Organizer creates a Ethernet port in the local chassis In this case you don t need to add a separate local communication module 3 3 1 Add a Local Ethernet Bridge Module After you have started RSLogix 50
12. interface Note An external power supply is required for all 2 wire transmitters 1 6 1 Module Power up At power up the module performs a check of its internal circuits memory and basic functions After power up checks are complete the module waits for valid channel configuration data If an invalid configuration is detected the module generates a configuration error Once a channel is properly configured and enabled it continuously converts the input data to a digital value within the currently selected data range Each time a channel is read by the input module that data value is tested by the module for an over range under range or open circuit condition If such a condition is detected a unique bit is set in the channel status word The channel status word is described in the Input Data File in Chapter 3 Using the module image table the controller reads the two s complement binary converted input data from the module This typically occurs at the end of the program scan or when commanded by the control program If the controller and the module determine that the data transfer has been made without error the data is made available to the control program The module measures each analog signal using a dedicated A D converter for each User s Manual Pub 0300242 01 Rev A 1 4 Flex IO Isolated RTD Thermocouple Module channel The converter reads the signal and converts it as required for the type of input selected If thermoc
13. mode 24 VDC continuous ten minutes Cold junction compensation Range 20 100 C Cold junction compensator A B catalog number 1794 CJC2 Flexbus current 80 mA Power dissipation 7 25 W max 31 2V de Thermal dissipation Max 10 2 BTU hr 31 2V dc Keyswitch position Module Accuracy Thermocouple Accuracy with 4 17 Hz filter using Linearization per ITS 90 Type J 50 C to 1200 C Type J 210 C to 50 C Type N 80 C to 1300 C Type N 250 C to 80 C Type T 180 C to 400 C Type T 270 C to 180 C Type K 180 C to 1370 C Type K 270 C to 180 C Type E 130 C to 1000 C Type E 270 C to 130 C Type C 0 C to 2315 C Type B 600 C to 1800 C Type B 300 C to 600 C Type S 140 C to 1760 C Type S 0 C to 140 C Type R 280 C to 1760 C Type R 0 C to 280 C CJC accuracy Voltage Accuracy with 4 17 Hz filter User s Manual Pub 0300242 01 Rev A 3 Accuracy Accuracy Limit 25 C 4 17 Filter At Limit At 0 55 C Hz 4 17 Filter Repeatability Limit Hz At 25 C amp 4 17 Hz filter arre Jeso 3 arre esoe 3 E06 C 23 C EO8 C 233 C ELO0 C E L5 C E12 C 3 0 C EL0 C x L5 C ES4 C 8 5 C 10 C E75 C 11 5 C 205 C 415 C E42 C 73 C EL8 C 3 5 C E30 C 4 0 C E30 C 80 C EL7 C 2 6 C EL7 C amp 5 0 C EL7 C 2 6 C E17 C amp 5 0 C 0
14. module in its terminal base unit Section 2 5 Field Wiring Connections Wiring to the IRT8I module is made through the terminal base unit on which the module mounts Compatible terminal base units are Module 1794 TB3G 1794 TB3GS 1794sc IRTSI Yes Yes 1794 TB3G 1794 TB3GS 8 9 10 1112 13 14 15 161718 1020 a 2 224 25 26 2728 2930 313233 343536 3738 30 40 4142 43 44 4546 47 48 49 5051 Label placed at top of wiring area 0 15 FE E LI LIC C CIC CI C3 C3 C3 CI C3 C CT 888888888888R88B8 HHHHHHHHHHHHHHHHHH 888888888888888888 us BAAAAAAAAAAAAAAAAAL 34 and 50 24V dc 34 and 50 24V dc 35 and 51 common 35 and 51 common 16 and 33 chassis ground 16 and 33 chassis ground 40 thru 45 chassis ground 40 thru 45 chassis ground 2 5 1 Field Wiring using a 1794 TB3G and TB3GS Terminal Base 1 Connect the individual signal wiring to numbered terminals on the 0 15 row A and 17 32 row B on the terminal base unit Connect the input devices as shown in the wiring table on page 2 11 2 Terminate shields to terminals 16 or 33 on row B or 40 through 45 on row C 3 Connect 24V dc to terminal 34 on the 34 51 row C and 24V common to terminal 35 on the 34 51 row C To reduce susceptibility to noise power IRT8I module
15. not remove or replace a terminal base unit when power is applied Interruption of the flexbus can result in unintended operation or machine motion Attention 1 Remove the cover plug if used in the male connector of the unit to which you are connecting this terminal base unit 2 Check to make sure that the 16 pins in the male connector on the adjacent device are straight and in line so that the mating female connector on this terminal base unit will mate correctly User s Manual Pub 0300242 01 Rev A 2 6 Flex IO Isolated RTD Thermocouple Module 3 Position the terminal base on the 35 x 7 5mm DIN rail A A B pt no 199 DR1 4627 3 at a slight angle with hook B on the left side of the terminal base hooked into the right side of the unit on the left Proceed as follows Position terminal base at a slight angle and hooked over the top of the DIN rail Slide the terminal base unit over tight against the adapter Make sure the hook on the terminal base slides under the edge of the adapter and the flexbus connector is fully retracted User s Manual Pub 0300242 01 Rev A Chapter 2 Installation and Wiring 2 7 RL 0 0 09 HA IATA o LUUUR LL DOOCOCOO COOCOO Press down on the terminal base unit to lock the terminal base on the DIN rail If the terminal base does not lock into place use a screwdriver or similar device to open the l
16. 00 software and created a controller project you can add Ethernet communication modules A local Ethernet communication module is a module that resides in the same chassis as the controller 1 Select a New Module for the I O Configuration 3 6 Data Types Gg User Defined C Strings Right click on I O Configuration Ci Add On Defined gf Predefined Select New Module Cj Module Defined EI Trends SO Configuration 1756 Backplar S New Module 2 Select the module type from the Select Module Type pop up The example below uses a 1756 ENBT module lil Select Module 1756 DMB30 1756 DMD30 1756 DMF30 1756 DNB 1756 EN2F A 1756 EN2T A 1756 ENBF A 1756 ENBT 4 1756 ENET A 1756 ENET B 1756 EWEB A 1756 H5C 1756 HYD02 By Category User s Manual Pub 0300242 01 Rev A By Vendor Select the local Ethernet bridge module Description 1756 SB3000 Drive Interface 1756 5D3000 Drive Interface 1756 SF3000 Drive Interface 1756 DeviceNet Scanner 1756 10 100 Mbps Ethernet Bridge Fiber Media 1756 10 100 Mbps Ethernet Bridge Twisted Pair Media 1756 10 100 Mbps Ethernet Bridge Fiber Media 1756 10 100 Mbps Ethernet Bridge Twisted Pair Media 1756 Ethernet Communication Interface 1756 Ethernet Communication Interface 1756 10 100 Mbps Ethernet Bridge w Enhanced Web Services 1756 High Speed Counter 2 Axis Hydraulic Servo b wl vi Find Add Favorite
17. 11 CHO User Alarm Deadband C 12 CH1 User Low Alarm Threshold C 13 CH1 User High Alarm Threshold C 14 CH1 User Alarm Deadband C 15 CH2 User Low Alarm Threshold C 16 CH2 User High Alarm Threshold C 17 CH2 User Alarm Deadband C 18 CH3 User Low Alarm Threshold C 19 CH3 User High Alarm Threshold C 20 CH3 User Alarm Deadband C 21 CH4 User Low Alarm Threshold C 22 CH4 User High Alarm Threshold C 23 CH4 User Alarm Deadband C 24 CH5 User Low Alarm Threshold C 25 CH5 User High Alarm Threshold C 26 CH5 User Alarm Deadband C 27 CH6 User Low Alarm Threshold C 28 CH6 User High Alarm Threshold C 29 CH6 User Alarm Deadband C 30 CH7 User Low Alarm Threshold C 31 CH7 User High Alarm Threshold C 32 CH7 User Alarm Deadband Reserved set to zero 3 4 1 Fault Mode Word 0 Bits 2 3 4 5 10 11 12 13 The fault mode bits are used to enable or disable broken wire detection See table below Table 3 2 Fault Mode State Function 0 Disabled 1 Enable Broken Wire Detection 3 4 2 Input Type Words 1 8 Bits 0 to 4 Use the table below to select the input type for each channel Table 3 3 Input Type Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 Range 0 0 0 0 0 B Type Thermocouple 0 0 0 0 1 C Type Thermocouple 0 0 0 1 0 E Type Thermocouple 0 0 0 1 1 J Type Thermocouple
18. 3 4 Module Configuration The addition of the Generic Flex Module profile makes it possible to enter the configuration data for the IRT8I module The configuration tags for the IRT8I are located under the controller tags The following figure describes the tag structure allocated by the Generic Flex Module profile User s Manual Pub 0300242 01 Rev A 3 8 Flex JO Isolated RTD Thermocouple Module Name of remote communication module e x Data 0 to 184 e IRT8I slot number x Image Type i e C I or O Note 185 words are allocated by the Generic Flex Module profile but only 49 are actually used by the IRT8I module for configuration In the example above the configuration tags for the first IRT8I module would appear as shown in the image below Figure 3 2 Configuration Tags Example Controller Tags ForScreenShots controller Scope fq ForScreenShots v Show Show All Name e Value Force Mask Style Data Type RemoteE thernetModule 0 C ioo 560 AB FLE MODULE INT C 0 RemoteEthemetModule D C F aultl dle amp ctions 2 0000 0000 Binary SINT Ge Ge Hew INT TBS RemoteEthemetModule 0 C D ata 0 16 0000 Hex INT RemoteE thernetModule 0 C D ata 1 16 0000 Hex INT RemoteE thernetModule 0 C D ata 2 16 0000 Hex INT In RemoteEthernetModule 0 C D ata 3 16 0000 Hex INT Note The slot number is 0 and the Image type is C for configuration The following table describes the
19. 300242 01 Rev A 3 6 Flex JO Isolated RTD Thermocouple Module Name the module New Module Type 1794 AENT 1794 10 100 Mbps Ethernet Adapter Twisted Pair Media Allen Bradley LocalE thernetModule Name Remote thernetModule Address Host Name IP Address 10 0 0 t C Host Name Enter IP address of ENBT Select the comm format Comm Format Rack Optimization gt Chassis Size 8 Select the module revision Revision E 1 H Electronic Keying Compatible Keying Select the chassis size level Select electronic keying level Click OK 3 3 3 Add the Generic Flex Module After adding the remote Ethernet communication module the Generic Flex Module must be added The Generic Flex Module is required because there is no custom profile for the 1794sc IRT8I module The following steps must be followed to add the Generic Flex Module 1 Select a New Module for the I O Configuration Trends Right click on the local 5 6 10 Configuration communication module 1756 Backplane 1756 A4 fa 0 1756 L55 ForScreenShots BJ 1 1756 ENBT A LocalEthernetModule x Ethernet Si F 1794 AENT A RemoteEthernetModule FlexBus g 1756 ENBT 4 LocalEthernetModule Select New Module Cut Ctrl X Copy Ctrl C Delete Del description Cross Reference Ctrl E Status Offline Module Faut Properties Alt Enter 2 Select the module type from
20. CRIPTION sssssssessssssssssssssssssssssssncscscscssscssscssnsssssnssasnecnscensccasaassasecacacasacsaaccceccacececsaacees 1 1 SECTION 1 2 INPUT TYPES AND RANGES ssssssesssssesesssssesesansscssssscecssssssssnescecsacssaccsncasenscensccnedeanececccccccacanenecseceecncsens 1 1 SECTION 1 3 DATA der V Re E 1 2 SECTION 1 4 FILTER FREQUENCIES ean cassava he ER saa a aaa 1 2 SECTION 1 5 HARDWARE FEATURES 3 ets eie en rn reti Ee RC aaa a FAEERE RERBA A 1 2 SECTION 1 6 SYSTEM OVERVIEW sasssa sa kan rune reae nafna kinn Pea eroe ae eene ri ai annuo naar aa dea Aaa ECs 1 3 1 6 1 Mod le POWeF U D s sti o y Mone at eb Sk 1 3 SECTION 1 7 MODULE OPERATION 35s so eio noa eh rumano nn Rao bna naki pana bena naa eos reirei Vegas o eae ro spike ka doa datae hat ee Rad Pe oen aee 1 3 CHAPTER 2 INSTALLATION AND WIRING 1 eese nennen nennen nenne nennen hens h nnn sns s hehe ssh he sense sesso see ee ense esee enne 2 1 SECTION 2 1 COMPLIANCE TO EUROPEAN UNION DIRECTIVES eeeeeeeeeeeee eene nnnnennnnn nnne nina niai isis asia iani 2 1 EINE ZU EE DIT K AQUI EET 2 1 2 1 2 tow VoltageDIFectiVe x eite tee E eene oath bbe eee de Voeunatin doe BET baa abs a a eh RR e EE ae den e adden 2 1 SECTION 2 2 GENERAL CONSIDERATIONS cesses eene nennen nennen nn nnnn nennen R RL R RL LR RL LR RL NEL L LL R ELLER 2 2 2 2 1 Hazardous Location Considerations eeeses rss k nnns enne EEE
21. Cancel Help Click OK 3 4 Flex JO Isolated RTD Thermocouple Module 3 Configure the local Ethernet bridge module Name the module New Module Type 1756 ENBT 1756 10 100 Mbps Ethernet Bridge e Twisted Pair Media Wendor Allen Bradley Parenb Local Enter IP address of ENBT Name LocalEtheretModule Address Host Name Description IP Address 10 0 0 100 Select the module s slot number Er cte sco Slot 1 ES Select the module s revision Revision 4 x 1 Electronic Keying Compatible Keying Y level Select electronic keying level Iv Open Module Properties gt ok Cancel Help Click OK 3 3 2 Add a Remote Ethernet Flex Adapter After you have added the local Ethernet communication module you must add remote Ethernet communication modules A remote Ethernet module is a module that resides in a separate chassis from the controller the 1794sc IRTSI EDS file before scheduling the network The latest If you plan to use the Flex Control Net adapter you will need to install EDS files can be found at www spectrumcontrols com Attention 1 Select a New Module for the I O Configuration User s Manual Pub 0300242 01 Rev A Chapter 3 Configuring the 1794sc IRT8I for ControlLogix CompactLogix 3 5 5 6 Data Types Gg User Defined Gg Strings Gg Add On Defined s i Predefined Right click on the local Gg Module Defined communication module Trends 2 1 0 Configuration Select New Modu
22. Controls reserves the right to void the warranty on any unit that is improperly packaged for shipment RMA Return Merchandise Authorization form required for all product returns For further information or assistance please contact your local distributor or call the Spectrum Controls technical Support at USA 425 746 9481 Declaration of Conformity Available upon request User s Manual Pub 0300242 01 Rev A 2009 Spectrum Controls Inc All rights reserved Specifications subject to change without notice The Encompass logo and ControlLogix are trademarks of Rockwell Automation Corporate Headquarters Spectrum Controls Inc P O Box 5533 Bellevue WA 98006 USA Fax 425 641 9473 Tel 425 746 9481 Web Site www spectrumcontrols com E mail spectrum spectrumcontrols com SPECTRUM o N I R o L S User s Manual Pub 0300242 01 Rev A
23. T CFG ERROR 0x30 CHO FILTER CFG ERROR 0x31 CH1 FILTER CFG ERROR 0x32 CH2 FILTER CFG ERROR 0x33 CH3 FILTER CFG ERROR 0x34 CH4 FILTER CFG ERROR 0x35 CH5 FILTER CFG ERROR 0x36 CH6 FILTER CFG ERROR 0x37 CH7_FILTER_CFG_ERROR 0x40 CHO HI LO ALARM CFG ERROR 0x41 CH1 HI LO ALARM CFG ERROR 0x42 CH2 HI LO ALARM CFG ERROR 0x43 CH3 HI LO ALARM CFG ERROR 0x44 CH4 HI LO ALARM CFG ERROR 0x45 CH5 HI LO ALARM CFG ERROR 0x46 CH6 HI LO ALARM CFG ERROR 0x47 CH7 HI LO ALARM CFG ERROR 0x50 CHO OUT OF RANGE ERROR User s Manual Pub 0300242 01 Rev A Chapter 3 Configuring the 1794sc IRT8I for ControlLogix CompactLogix Hex Error Code Diagnostic 0x51 CH1 OUT OF RANGE ERROR 0x52 CH2 OUT OF RANGE ERROR 0x53 CH3 OUT OF RANGE ERROR 0x54 CH4 OUT OF RANGE ERROR 0x55 CH5 OUT OF RANGE ERROR 0x56 CH6 OUT OF RANGE ERROR 0x57 CH7 OUT OF RANGE ERROR 0x59 Unused module cfg bits set Ox5F MODULE NOT CONFIGURED 0x60 CHO Cal Offset CFG Error 0x61 CH1 Cal Offset CFG Error 0x62 CH2 Cal Offset CFG Error 0x63 CH3 Cal Offset CFG Error 0x64 CH4 Cal Offset CFG Error 0x65 CH5 Cal Offset CFG Error 0x66 CH6 Cal Offset CFG Error 0x67 CH7 Cal Offset CFG Error 0x70 CHO CJC Offset CFG Error 0x71 CH1 CJC Offset CFG Error 0x72 CH2 CJC Offset CFG Error 0x73 CH3 CJC Offset CFG Error 0x74 CH4 CJC Off
24. TS8I module The IRT8I module is supported only by the Control Net and Ethernet adapters Attention The following figure describes the data mapping for the module The configuration image is written to the module using tags generated by the generic Flex module profile used to represent the IRT8I within RSLogix 5000 See section 3 3 3 for more details Input data and status data can be read from the module using the input image and status image Again tags generated by the generic Flex module profile will be used to read the input and status image data User s Manual Pub 0300242 01 Rev A 3 2 Flex IO Isolated RTD Thermocouple Module Figure 3 1 Module Memory Map Read Input Image 1 0 to l 7 8 words gt Input Data a M i _ SE Read 1794sc IRT8I Status Image Status Data 0000000000000000 Write 00000000000000000 3 Configuration Image C 0 to C 32 33 words Configuration Data T Section 3 3 Configure Generic Profile The generic Flex module profile is used to represent the IRT8I module within RSLogix 5000 since there s no custom profile available Before the generic profile can be added to the IO configuration the proper communication module needs to be added to the IO configuration first Follow the procedure below to add a communication module to
25. U using the tables and diagrams listed above Figure 2 2 RTD amp Resistance Wiring Diagram N IN Channel 2 THREE WIRE TWO WIRE JUMPER R TO IH User s Manual Pub 0300242 01 Rev A 2 14 Flex IO Isolated RTD Thermocouple Module Figure 2 3 Thermocouple Wiring Diagram Q T 4 4 E uw T 8g 30 dj d di HW 1 SISISISIS SISISISISISIS SISISIS R IN l IN IN R IN IN l R IN Channel 1 Channel 2 Channel 3 20 21 2 74 25 2 7 2 29 30 Figure 2 4 Millivolt Wiring Diagram SISISISISISISISISISISSISISISIS IN R m W IN IN Edi o 2 pak g Voltage Source Chassis Ground Pins 40 45 Digital and analog power must be supplied by an Isolated Secondary Limited Energy Low Voltage source Attention User s Manual Pub 0300242 01 Rev A Chapter 2 Installation and Wiring 2 15 Section 2 6 Module Indicators The IRT8I module has one status indicator OK that is on when power is applied and no hardware faults are present See figure below Figure 2 5 SS SPECTRUM g G o NO OR o L S 1794sc IRTH ISOLATED RTD THERMOCOUPLE ANALOG INPUT 2 g Item Description 1 Module Catalog Number 2 Module key switch position 3 Removable label 4 Power Status LED Table 2 4 Module Status LED Module Condition LED Color amp State State New Power up initialized complete and passed Self Test Loads stored RED blink configuration if it
26. configuration settings for the 1794sc IRT8I module Table 3 1 Configuration Table Usage 16 bit words 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 C 0 R E F7 F6 F5 F4 R R JR F3JF2 F1JFO R C 1 Temp Disable Open Data Input Input Units CJC Circuit R Format Filter Type Ch0 Ch0 Ch0 Ch0 Ch0 CHO C 2 Temp Disable Open Data Input Input Units CJC Circuit R Format Filter Type Chl Chl Chl Chl Chl CHI C 3 Temp Disable Open Data Input Input Units CJC Circuit R Format Filter Type Ch2 Ch2 Ch2 Ch2 Ch2 CH2 C 4 Temp Disable Open Data Input Input Units CJC Circuit R Format Filter Type Ch3 Ch3 Ch3 Ch3 Ch3 CH3 C 5 Temp Disable Open Data Input Input Units CJC Circuit R Format Filter Type Ch4 Ch4 Ch4 Ch4 Ch4 CH4 C 6 Temp Disable Open Data Input Input Units CJC Circuit R Format Filter Type Ch5 Ch5 Ch5 Ch5 Ch5 CH5 User s Manual Pub 0300242 01 Rev A Chapter 3 Configuring the 1794sc IRT8I for ControlLogix CompactLogix 3 9 Usage 16 bit words 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 C 7 Temp Disable Open Data Input Input Units CJC Circuit R Format Filter Type Ch Ch Ch Ch Ch CH6 C 8 Temp Disable Open Data Input Input Units CJC Circuit R Format Filter Type Ch7 Ch7 Ch7 Ch7 Ch7 CH7 C 9 CHO User Low Alarm Threshold C 10 CHO User High Alarm Threshold C
27. d RTD Resistance types RTD 100 Q Pt a 0 385 200 850 C 328 1562 F 200 Pt a 0 385 200 850 C 328 1562 F 500 Q Pt a 0 385 200 850 C 328 1562 F 1000 Q Pt a 0 385 200 850 C 328 1562 F 100 Q Pt a 0 392 200 630 C 328 1166 F 200 Q Pt a 0 392 200 630 C 328 1166 F 500 Q Pt a 0 392 200 630 C 328 1166 F 1000 Q Pt a 0 392 200 630 C 328 1166 F 10 Q Cu a 0 426 100 260 C 148 500 F 100 Q Ni a 0 618 100 260 C 148 500 F 120 Q Ni a 0 672 80 260 C 112 500 F 604 Q NiFe a 0 518 100 200 C 148 392 F Resistance 0 150 Q 0 1000 Q 0 3000 Q Resolution 16 bits User s Manual Pub 0300242 01 Rev A Flex IO Isolated RTD Thermocouple Module Data format Engineering Units X1 Engineering Units X10 Raw Proportional Counts Scaled for PID Percent of full scale Input Impedance 7 M ohms for voltage thermocouple RTD and resistance inputs Common mode rejection 60 db SV peak to peak 50 60 Hz Isolation voltage continuous voltage withstand rating User power to Backplane 24 VDC continuous Channel to Backplane 24 VDC continuous Channel to Channel 24 VDC continuous Channel to User power 24 VDC continuous Open circuit protection Open circuit detection bias 1 uA with ON OFF capability Overvoltage capability Voltage
28. e rated at 75 C 167 F or greater 1 2 mm 3 64 in insulation max 3 on power ports 0 8 Nm 7 Ib in 7 Use this category information for planning conductor routing as described in the Industrial Automation Wiring and Grounding Guidelines Allen Bradley publication 1770 4 1 Refer to the thermocouple manufacturer for proper thermocouple extension wire User s Manual Pub 0300242 01 Rev A Appendix A Module Specifications A 5 Certifications when product is marked UL Listed for Class I Division 2 Group A B C D Hazardous Locations certified for U S and Canada See UL File E180101 UL Listed Industrial Control Equipment certified for U S and Canada See UL File E140954 EEx European Union 94 9 EEC ATEX Directive compliant with EN 60079 15 Potentially Explosive Atmospheres Protection nA Zone 2 CE European Union 89 336 EEC EMC Directive compliant with EN 61000 6 4 Industrial Emissions EN 61326 Meas Control Lab Industrial Requirements EN 61000 6 2 Industrial Immunity EN 61131 2 Programmable Controllers Clause 8 Zone A amp B User s Manual Pub 0300242 01 Rev A A 6 Flex IO Isolated RTD Thermocouple Module User s Manual Pub 0300242 01 Rev A Index 1 1794 TB3G 2 10 1794 TB3GS 2 10 A A D converter 1 3 B Base Unit 2 3 block diagram 1 4 Broken Input Alarm 3 15 Broken Input Mode 3 12 C CJC 2 12 3 12 Configurat
29. erenced herein The information in this owner s guide is subject to change without notice Limited Warranty Spectrum Controls warrants that its products are free from defects in material and workmanship under normal use and service as described in Spectrum Controls literature covering this product for a period of 1 year The obligations of Spectrum Controls under this warranty are limited to replacing or repairing at its option at its factory or facility any product which shall in the applicable period after shipment be returned to the Spectrum Controls facility transportation charges prepaid and which after examination is determined to the satisfaction of Spectrum Controls to be thus defective This warranty shall not apply to any such equipment which shall have been repaired or altered except by Spectrum Controls or which shall have been subject to misuse neglect or accident In no case shall the liability of Spectrum Controls exceed the purchase price The aforementioned provisions do not extend the original warranty period of any product which has either been repaired or replaced by Spectrum Controls User s Manual Pub 0300242 01 Rev A Table of Contents IMPORTANT NOTES ec PD R X I NOTICE E EFL EE ll LIMITED WARRANTY ee Il CHAPTER T MODULE OVERVIEW si s is 5 cccseecsccaseeecccd sda cecessacecdesseaddeescccuassceces s eaae sau a 1 1 SECTION 1 1 GENERAL DES
30. erminal base units are connected together to form the backplane for the system Each base unit contains terminals for field terminations Field terminations are wired as differential inputs with the exception of RTD and resistance type inputs Two cold junction compensation CJC sensors can be added to the terminal base unit to enable accurate readings when using thermocouple input types Each CJC sensor compensates for offset voltages introduced into the input signal as a result of the cold junction where the thermocouple wires come into contact with the base unit Module configuration is accomplished using the controller s programming software In addition some controllers support configuration via the user User s Manual Pub 0300242 01 Rev A Chapter 1 Module Overview 1 3 Section 1 6 System Overview Section 1 7 Module Operation program In either case the module configuration is stored in the memory of the controller Refer to your controller s user manual for more information The illustration below shows the module s hardware features Figure 1 1 Bg SPECTRUM r a o N p R o E S 1794sc IRT8 ISOLATED RTD THERMOCOUPLE ANALOG INPUT em eo Item Description 1 Module Catalog Number 2 Module key switch position 3 Removable label 4 Power Status LED The module communicates to the controller through the base unit bus interface The module also receives 5 and 24V dc power through the bus
31. ermocouple Module Section 2 2 General Considerations Flex I O is suitable for use in an industrial environment when installed in accordance with these instructions Specifically this equipment is intended for use in clean dry environments Pollution degree 2 and to circuits not exceeding Over Voltage Category IP IEC 60664 1 2 2 1 Hazardous Location Considerations This equipment is suitable for use in Class I Division 2 Groups A B C D or non hazardous locations only The following WARNING statement applies to use in hazardous locations EXPLOSION HAZARD e Substitution of components may impair suitability for Class I Division 2 Attention e Do not replace components or disconnect equipment unless power has been switched off or the area is known to be non hazardous e Do not connect or disconnect components unless power has been switched off or the area is known to be non hazardous e This product must be installed in an enclosure e All wiring must comply with N E C article 501 4 b 2 2 2 Prevent Electrostatic Discharge Electrostatic discharge can damage integrated circuits or semiconductors if you touch analog I O module bus connector pins or the terminal block on the input module Follow these guidelines when you handle the module e Touch a grounded object to discharge static potential Wear an approved wrist strap grounding device Do not touch the bus connector or connector pins Do not touch circ
32. exist Read Module Information Block see notes 1 Hz Not Module has not received configuration from Master It can Set and GREEN Config Get attributes see notes blink 1 Hz Idle Controller in Program mode GREEN solid Communications normal Active Controller in Run mode amp Communication Is normal GREEN solid Fault FlexIO Comm Fault or PU bit is one and Fault 0 GREEN solid Fatal Module fails self tests or detects illegal state transition RED solid Fault User s Manual Pub 0300242 01 Rev A 2 16 Flex IO Isolated RTD Thermocouple Module User s Manual Pub 0300242 01 Rev A Section 3 1 Things You Should Know Section 3 2 Module Memory Map Chapter 3 Configuring the 1794sc IRTSI Using RSLogix 5000 This chapter covers the following subjects e Things you should know e Module memory map e Configure generic profile e Module configuration e Reading input status data This chapter describes how to configure the IRT8I module for the ControlLogix and CompactLogix system In the examples below the Control Net adapter and or Ethernet adapter were used for communication between the Logix processor and the Flex IO bus Note Refer to the associated I O scanner documentation if using a SLC controller with Control Net Note If using a PLC 5 controller refer to the PLC 5 controller documentation for Control Net configuration information The Remote I O and Device Net adapters do not support the 1794sc IR
33. f publications that contain important information about Allen Bradley PLC systems Document Title Document Number 1794 Flex IO Product Data 1794 2 1 CompactLogix System Overview 1769 50001A EN P ControlLogix System User Manual 1756 6 5 13 SEP99 ControlNet Modules in Logix5000 Control Systems CNET UM001C EN P User Manual EtherNet IP Modules in Logix5000 Control Systems ENET UM001G EN P User Manual Allen Bradley Programmable Controller 1770 4 1 Grounding and Wiring Guidelines If you would like a manual you can e Download a free electronic version from the internet at www theautomationbookstore com e Purchase a printed manual by o Contacting your local distributor or Rockwell Automation representative o Visiting www theautomationbookstore com and placing your order o Calling 1 800 963 9548 USA Canada or 001 330 725 1574 Outside USA Canada User s Manual Pub 0300242 01 Rev A vi Flex IO Isolated RTD Thermocouple Module Conventions Used in This Manual The following conventions are used throughout this manual e Bulleted lists like this one provide information not procedural steps e Numbered lists provide sequential steps or hierarchical information e Italic type is used for emphasis e Bold type identifies headings and sub headings e Attention Are used to identify critical information to the reader User s Manual Pub 0300242 01 Rev A Chapter 1 Module Overview This chapter describes the 1794sc IRTSI Isolated Un
34. hassis ground terminals 16 33 and 40 45 User s Manual Pub 0300242 01 Rev A 2 12 Flex IO Isolated RTD Thermocouple Module RTD Resistance 2 wire Jumper y 2 wh Numbers 0 1 2 and 3 are wiring numbers of the wire 1 sensor used For terminal numbers corresponding to R IN IN I refer to Terminal Base Unit Wiring 2 Connections below 1 Thermocouple Cm mV Source f Table 2 2 Input CJC Sensor 4 Chassis CJC Ground Tail CJCI C37 C38 C39 Al CJC2 C 46 C 47 C 48 B31 Terminals 37 38 and 39 and 46 47 and 48 are for cold junction compensation with 38 and 47 chassis GND Connect the tail of CJC 1 to terminal 1 and CJC2 to terminal 31 if channels 0 3 or 0 7 are configured for thermocouples Table 2 3 1794 TB3G and 1794 TB3GS Terminal Base Units Channel Number Signal Return R Input Input I Return INt C C 0 A 0 A 1 A 2 A 3 1 A 4 A 5 A 6 A 7 2 A 8 A 9 A 10 A 11 3 A 12 A 13 A 14 A 15 4 B 17 B 18 B 19 B 20 5 B 21 B 22 B 23 B 24 6 B 25 B 26 B 27 B 28 7 B 29 B 30 B 31 B 32 I Terminals 16 33 and 40 45 are chassis ground User s Manual Pub 0300242 01 Rev A Chapter 2 Installation and Wiring 2 13 Total current draw through the terminal base unit is limited to 10A Separate power connections to the terminal base unit may be necessary Attention The following examples show how to wire the IF8
35. ion 3 7 D Data Format 1 2 3 10 Data Ranges 3 11 Deadband User Alarm Deadband 3 12 Diagnostics 3 16 DIN Rail 2 5 Drilling Dimensions 2 8 E EMC Directive 2 1 Ethernet Bridge Local 3 3 F Fault Mode 3 9 Filter Frequencies 1 2 G Generic Profile 3 2 User s Manual Pub 0300242 01 Rev A H Hazardous Location 2 2 Input Data 3 15 Input Filter 3 10 Input Type 1 1 3 9 Installation 2 5 K key switch 1 3 2 15 L LED Module Status 2 15 Low Voltage Directive 2 1 M Memory Map 3 1 N Noise 2 3 O Over Range 3 15 P Panel Wall Mounting 2 7 Power Requirements 2 3 power up 1 3 R Read Input data 3 13 Remote Ethernet Ethernet Flex Adapter 3 4 Slot Number 3 8 3 13 T Temperature Units 3 12 User s Manual Pub 0300242 01 Rev A U Under Range 3 15 User High Alarm 3 12 3 15 User Low Alarm 3 12 3 15 WwW Wiring 2 10 Getting Technical Assistance Note that your module contains electronic components which are susceptible to damage from electrostatic discharge ESD An electrostatic charge can accumulate on the surface of ordinary plastic wrapping or cushioning material In the unlikely event that the module should need to be returned to Spectrum Controls please ensure that the unit is enclosed in approved ESD packaging such as static shielding metalized bag or black conductive container Spectrum
36. iversal input module and explains how the module reads current voltage RTD resistance and thermocouple millivolt analog input data Included is information about e General description e Input types and ranges e Data Formats and filter frequencies e Hardware Features e System overview and module operation e Auto calibration Section 1 1 General Description The isolated RTD Thermocouple module supports current voltage RTD resistance thermocouple and millivolt type inputs The module digitally converts and stores analog data from any combination mentioned above Each input channel is individually configured via software for a specific input device data format filter frequency and provides open circuit over range under range detection and indication Section 1 2 Input Types and Ranges The tables below list the input types and their associated ranges Input Type Range B Type Thermocouple 300 to 1820 C 572 to 3308 F C Type Thermocouple 0 to 2315 C 32 to 4199 F E Type Thermocouple 270 to 1000 C 454 to 1832 F J Type Thermocouple 210 to 1200 C 346 to 2192 F K Type Thermocouple 270 to 1370 C 454 to 2498 F N Type Thermocouple 210 to 1300 C 346 to 2372 F R Type Thermocouple 0 to 1768 C 32 to 3214 F S Type Thermocouple 0 to 1768 C 32 to 3214 F T Type Thermocouple 270 to 400 C 270 to 752
37. le 1756 Backplane 1756 44 fa 0 1756 L55 ForScreenShots 5j g 1 1756 ENBT A LocalEthernetModule dg Ethernet New Module Cut Ctr x Copy Ctrl C KA Paste Erl Delete Del Cross Reference Ctril E Description Properties Alt Enter 2 Select the module type from the Select Module Type pop up Wil Select Module Description 1757 FFLD A 1757 Foundation Fieldbus Linking Device 1768 ENBT A 1768 10 100 Mbps Ethernet Bridge Twisted Pair Media Select th te Eth t 1768 EWEB A 1768 10 100 Mbps Ethernet Bridge w Enhanced Web Services erect ne remote Eineme 1769 L32E Ethernet Port 10 100 Mbps Ethernet Port on CompactLogix5332E communication module 1769 L35E Ethernet Port 10 100 Mbps Ethernet Port on CompactLogix5335E 1788 EN2DN A 1788 Ethernet to DeviceNet Linking Device 3 1788 ENBT A 1788 10 100 Mbps Ethernet Bridge Twisted Pair Media E 1788 EWEB A 1788 10 100 Mbps Ethernet Bridge w Enhanced Web Services 1794 AENFjA 1794 10 100 Mbps Ethernet Adapter Fiber Media 1794 AENT A 1794 10 100 Mbps Ethernet Adapter Twisted Pair Media 1794 AENTJB 1794 10 100 Mbps Ethernet Adapter Twisted Pair Media 2364F RGU EN1 2364F Regen Bus Supply via 1203 EN1 Drivelogix5730 Ethernet 10 100 Mbps Ethernet Port on DriveLogix5730 w Find Add Favorite By Vendor Click OK wear T re By Category A 3 Configure the remote Ethernet communication module User s Manual Pub 0
38. nd J ran Arm Low Alarm Threshold deadband High Alarm Threshold deadband Clear Clear Section 3 5 Read Input amp Status Data Input and status data is read for each channel converted to a scaled digital value and stored in the controller tags The following figure describes the tag structure allocated by the Generic Flex Module profile Name of remote communication module e x Data 0 to 184 e IRT8I slot number x Image Type i e C I or O Using the remote Ethernet adapter example the input status tags would appear under the controller tags as shown in the figure below User s Manual Pub 0300242 01 Rev A 3 14 Flex IO Isolated RTD Thermocouple Module Figure 3 4 Input Status Tags Controller Tags ForScreenShots controller ffa ForScreenShots Show Note The slot number is 0 and the image type is I User s Manual Pub 0300242 01 Rev A Chapter 3 Configuring the 1794sc IRT8l for ControlLogix CompactLogix 3 15 The table below describes the input and status mapping Table 3 10 Input amp Status Usage 16 bit words I 0 Channel 0 input Data I 1 Channel 1 input Data I 2 Channel 2 input Data I 3 Channel 3 input Data I 4 Channel 4 input Data I 5 Channel 5 input Data I 6 Channel 6 input Data I 7 Channel 7 input Data 15 14 13 12 11 10 9 8 T 6 5 4 3
39. o but will instead trigger when the signal goes negative at or below 962 5 of full scale 20 0 20 0 025 X 20 0 5mA Channel specific range alarms will apply to CJC values if a CJC format is selected for that channel Channel specific open circuit alarm will not be set if a CJC format is selected for that channel User s Manual Pub 0300242 01 Rev A 3 16 Flex IO Isolated RTD Thermocouple Module 3 5 7 CJC Alarm Word 10 Bits 8 amp 9 The CJC alarm indicates a broken wire condition for both CJC sensors Refer to the table below Table 3 11 CJC Alarms Bit9 Bit8 CJC Alarm 0 0 No Errors 0 1 CJCI is broken 1 0 CJC2 is broken 1 1 Both CJC1 and CJC2 are broken 3 5 8 Diagnostics Word 11 Bits 0 to 7 The diagnostic byte is used to indicate module faults Refer to the table below for more information Table 3 12 Diagnostics Hex Error Code Diagnostic 0x00 NO ERRORS 0x10 CHO_RANGE_CFG_ERROR 0x11 CH1 RANGE CFG ERROR 0x12 CH2 RANGE CFG ERROR 0x13 CH3_RANGE_CFG_ERROR 0x14 CH4_RANGE_CFG_ERROR 0x15 CH5 RANGE CFG ERROR 0x16 CH6 RANGE CFG ERROR 0x17 CH7_RANGE_CFG_ERROR 0x20 CHO FORMAT CFG ERROR 0x21 CH1_FORMAT_CFG_ERROR 0x22 CH2 FORMAT CFG ERROR 0x23 CH3 FORMAT CFG ERROR 0x24 CH4 FORMAT CFG ERROR 0x25 CH5 FORMAT CFG ERROR 0x26 CH6 FORMAT CFG ERROR 0x27 CH7 FORMA
40. o 11660 328 to 1166 200 to 630 C 2000 to 6300 200 to 630 32768 to 32767 Oto 16383 0 to 10000 AU EERE OSE 328 to 1166 F 3280 to 11660 328 to 1166 200 to 630 C 2000 to 6300 200 to 630 32768 to 32767 Oto 16383 0 to 10000 e USE 328 to 1166 F 3280 to 11660 328 to 1166 200 to 630 C 2000 to 6300 200 to 630 32768 to 32767 0to 16383 0 to 10000 TONS Pta 03210 328 to 1166 F 3280 to 11660 328 to 1166 aid 100 to 260 C 1000 to 2600 100 to 260 32768 to 32767 0to 16383 0 to 10000 148 to 500 F 1480 to 5000 148 to 500 hoes 100 to 260 C 1000 to 2600 100 to 260 32768 to 32767 Oto 16383 0 to 10000 i 148 to 500 F 1480 to 5000 148 to 500 80 to 260 C 800 to 2600 80 to 260 32768 to 32767 Oto 16383 0 to 10000 120 NiO 0 672 112 to 500 F 1120 to 5000 112 to 500 l 100 to 200 C 1000 to 2000 100 to 200 32768 to 32767 Oto 16383 0 to 10000 604 O NiFea 0 518 148 t9 392 F 1480 to 3920 148 to 392 0 to 1500 0 to 15000 0 to 1500 32768 to 32767 0 to 16383 0 to 10000 Resistance 0 to 1000 Q 0 to 10000 0 to 1000 32768 to 32767 Oto 16383 0 to 10000 0 to 3000 Q 0 to 30000 0 to 3000 32768 to 32767 0 to 16383 0 to 10000 User s Manual Pub 0300242 01 Rev A 3 12 Flex IO Isolated RTD Thermocouple Module 3 4 5 Open Circuit Mode Words 1 8 Bits 12 amp 13 The open circui
41. o 13700 270 to 1370 32768 to 32767 0 to 16383 0 to 10000 yP PIS 45410 2498 F 4540 to 24980 454 to 2498 N Type Thermocouple 210 to 1300 C 2100to 13000 210 to 1300 32768 to 32767 0 to 16383 0 to 10000 yP P e 346 to 2372 F 3460 to 23720 346 to 2372 R Tyne Thermocouple t 1768 C 0 to 17680 0 to 1768 32768 to 32767 Oto 16383 0 to 10000 yP P e 32 to 3214 F 320 to 32140 32 to 3214 om le 010 1768 C 0 to 17680 0 to 1768 32768 to 32767 Oto 16383 0 to 10000 ype nermocoUP 32 to 3214 F 320 to 32140 32103214 T Type Thermocouple 270 to 400 C 2700 to 4000 270 to 400 32768 to 32767 Oto 16383 0 to 10000 yP PIS 270to 7527F 2700 to 7520 270 to 752 IN INDE 200 to 850 C 2000 to 8500 200 to 850 32768 to 32767 0to 16383 0 to 10000 328 to 1562 F 3280 to 15620 328 to 1562 200 to 850 C 2000 to 8500 200 to 850 32768 to 32767 0to 16383 0 to 10000 200 2 Pt 4 0385 328 to 1562 F 3280 to 15620 328 to 1562 200 to 850 C 2000 to 8500 200 to 850 32768 to 32767 Oto 16383 0 to 10000 VOLAT RONS 328 to 1562 F 3280 to 15620 328 to 1562 200 to 850 C 2000 to 8500 200 to 850 32768 to 32767 Oto 16383 0 to 10000 TO Eee 328 to 1562 F 3280 to 15620 328 to 1562 200 to 630 C 2000 to 6300 200 to 630 32768 to 32767 Oto 16383 0 to 10000 0319 328 to 1166 F 3280 t
42. ocking tab press down on the terminal base until flush with the DIN rail and release the locking 30077 M tab to lock the base in place Gently push the flexbus connector into the side of the adapter to complete the backplane connection 4 Repeat the above steps to install the next terminal base 2 4 2 Panel Wall Mounting Installation on a wall or panel consists of e Laying out the drilling points on the wall or panel e Drilling the pilot holes for the mounting screws e Mounting the adapter mounting plate e Installing the terminal base units and securing them to the wall or panel If you are installing your module into a terminal base unit that is already installed proceed to Mounting the IRT8I Module on the Terminal Base Unit on page 2 9 Use the mounting kit Cat No 1794 NMI for panel wall mounting User s Manual Pub 0300242 01 Rev A 2 8 Flex JO Isolated RTD Thermocouple Module 1794 NM1 Mounting Kit Contents 1 Mounting Plate for Adapter 2 18 46 self tapping screws 2 for the adapter and 2 each for up to 8 modules Adapter Module aad not included not included To install the mounting plate on a wall or panel 1 Lay out the required points on the wall panel as shown in the drilling dimension drawing Drilling Dimensions for Panel Wall Mounting of Flex IO 23 14 gt lt 2 3 gt lt 14 gt Y inches 85 5 58 5 55 58 5 ji 355 Millimeters
43. odule installed in 94 x 94 x 69 mm base HxWxD approx 3 7x3 7x 2 7 in Environmental Conditions Temperature operating 0 55 C 32 131 F Temperature storage 40 85 C 40 185 F IEC 60068 2 30 Relative hundi 5 95 non condensing Vibration IEC60068 2 6 5 g 10 500Hz Shock IEC60068 2 27 Operating 20g Non operating 25g IEC61000 6 4 Emissions CISPR 11 Group 1 Class A with appropriate enclosure ESD immunity IEC 61000 6 2 6 kV contact discharges 8 kV air discharges User s Manual Pub 0300242 01 Rev A Flex IO Isolated RTD Thermocouple Module Radiated RF immunity IEC 61000 6 2 10 V m with 1 kHz sine wave 80 AM from 30 2000 MHz 10 V m with 200 Hz 50 Pulse 10096 AM at 900 MHz 10 V m with 200 Hz 50 Pulse 10095 AM at 1890 MHz EFT B immunity IEC 61000 6 2 2 kV at 5 kHz on signal ports Surge transient immunity IEC 61000 6 2 2 kV line earth CM on shielded ports Conducted RF immunity IEC 61000 6 4 10V rms with 1 kHz sine wave 80 AM from 150 kHz 80 MHz Enclosure type rating None open style Signal conductors Thermocouple Millivolt Category Use appropriate shielded thermocouple wire Belden 8761 2 on signal ports Power conductors Wire size Category Terminal screw torque for cage clamp terminal base 0 34 2 5 mm2 22 12 AWG solid or stranded copper wir
44. onnector 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 that the pins on the bottom of the module are straight so they will align properly with the connector in the terminal base unit This module is UL listed only when used with listed Allen Bradley catalog numbers 1794 TB3G or TB3GS terminal base units Attention Remove field side power before removing or inserting the module This module is designed so you can remove and insert it under backplane power When you remove or insert a module with field side Attention power applied an electrical arc may occur An electrical arc can cause personal injury or property damage by e sending an erroneous signal to your system s field devices causing unintended machine motion e causing an explosion in a hazardous environment Repeated electrical arcing causes excessive wear to contacts on both the module and its mating connector Worn contacts may create electrical resistance 4 Position the module 4 with its alignment bar 5 aligned with the groove 6 on the terminal base 5 Press firmly and evenly to seat the module in the terminal base unit The module User s Manual Pub 0300242 01 Rev A 2 10 Flex IO Isolated RTD Thermocouple Module is seated when the latching mechanism 7 1s locked into the module 6 Repeat the above steps to install the next
45. ouples are being utilized the module continuously samples each CJC sensor and compensates for temperature changes at the terminal base cold junction between the thermocouple wire and the input terminal See the block diagram below Isolation Barrier 1794 FLEX Terminal Base Unit 8 Channels amp 24VDC PWR Signal 4 lt Conditioning Backplane COMMS Isolated PWR Supply 24 VDC The module is designed to support up to 8 isolated channels of RTD resistance voltage current or thermocouple Thermocouple measurements utilize two cold junction compensation sensors placed at two different locations on the terminal base unit The location of each CJC sensor was chosen to calculate the overall CJC error accurately for each channel Thermocouple support includes types J K T E R S B N and C In thermocouple mode the 1794sc IRTS8I will measure thermocouple and CJC voltages and convert the results to a linearized temperature reading RTD support includes types Pt 385 Pt 3916 Ni 618 Ni 672 Cu 426 and NiFe 518 In RTD and resistance mode the module will inject a constant current through the RTD or resistor measure the voltage across the resistance and convert to a linearized temperature or resistance reading The IFIU supports 2 and 3 wired RTD inputs When configured for current or voltage type inputs the module converts the analog values directly into digital counts User s Manual Pub 0300242 01 Re
46. s and digital modules from separate power supplies Do not exceed a length of 33ft 10m for dc power cabling Attention 4 Ifdaisy chaining the 24V dc power to the next base unit connect a jumper from terminal 50 24V on this base unit to terminal 34 and from terminal 51 24V dc common to terminal 35 on the next base unit Do not daisy chain power or ground from the IRTSI terminal base unit to any ac or dc digital module terminal base unit Attention User s Manual Pub 0300242 01 Rev A Chapter 2 Installation and Wiring 2 11 The IRTSI module does not receive power from the backplane 24V dc power must be applied to your module before operation If power is not applied the module position will appear to the adapter as an empty slot in your chassis If the adapter does not recognize your module after installation is completed cycle power to the adapter Use supply wire for 10 C above surrounding ambient Attention Attention Figure 2 1 Connections for Terminal Base 1794 TB3G shown S IN IN IN IN Gamal d pun Y cn 2 cin j 16 17 18 24 26 30 wiegen Channel 4 Channel 5 Channel 6 Channel 7 Chassis Gnd Chassis Gnd 50 S gt Sr 6 m x 7 S SIS S 24V dc Ek Cic 24V dc Supply Supply Out Table 2 1 Type of Input Connect The Following R IN IN I Shield RTD Res 2 wire 1 2 RTD Res 3 wire 0 1 2 Thermocouple 1 2 Millivolt 1 2 Shield can be connected to c
47. set CFG Error 0x75 CH5 CJC Offset CFG Error 0x76 CH6 CJC Offset CFG Error 0x77 CH7 CJC Offset CFG Error 0x80 FIELD_PWR_FAULT 0x90 CHO CAL ERROR 0x91 CH1 CAL ERROR 0x92 CH2 CAL ERROR 0x93 CH3 CAL ERROR 0x94 CH4 CAL ERROR 0x95 CH5 CAL ERROR 0x96 CH6 CAL ERROR 0x97 CH7_CAL_ERROR OxAO CHO IOCOMM FAILED OxA1 CH1 IOCOMM FAILED OxA2 CH2 IOCOMM FAILED OxA3 CH3 IOCOMM FAILED OxA4 CH4 IOCOMM FAILED OxA5 CH5 IOCOMM FAILED OxA6 CH6_IOCOMM_FAILED OxA7 CH7_IOCOMM_FAILED OxBO CHO BROKEN INPUT OxB1 CH1 BROKEN INPUT OxB2 CH2 BROKEN INPUT OxB3 CH3 BROKEN INPUT OxB4 CH4 BROKEN INPUT OxB5 CH5 BROKEN INPUT OxB6 CH6 BROKEN INPUT OxB7 CH7 BROKEN INPUT O0xCO CJCO BROKEN INPUT OxC1 CJC1 BROKEN INPUT OxC2 CJC BOTH BROKEN INPUT User s Manual Pub 0300242 01 Rev A 3 18 Flex IO Isolated RTD Thermocouple Module User s Manual Pub 0300242 01 Rev A Appendix A Module Specifications Number of inputs 8 channels Module Location Cat No 1794 TB3G 1794 TB3GS Terminal Base Units Nominal input voltage ranges 50 mV 100 mV Supported thermocouple types Type C Range F Range B 300 1820 C 572 3308 F C 0 2315 C 32 4199 F E 270 1000 C 454 1832 F J 210 1200 C 346 2192 F K 270 1370 C 454 2498 F N 210 1300 C 346 2372 F R 0 1768 C 32 3214 F S 0 1768 C 32 3214 F T 270 400 C 454 752 F Supporte
48. ssccccssscccsessscceessscccesssceessscceesseccsesssecesssceesasececsseeceessseessaaes 3 15 3 5 6 Open Circuit Alarm Word 10 Bits O to 7 seen eene rna enean nenas sesta senda 3 15 3 5 7 CIC Alarm Word 10 Bits 8 amp 9 cccscccccsssccessssscsessccceesssscessseccsssesccssssccsesseccesseceeessscceessascsssseceenssseesaaes 3 16 3 5 8 Diagnostics Word 11 Bits O to 7 cccccccccccccssssccssssccesessscessssecesssscesessecceesseccessecesessesecessesceessseceessescesaaas 3 16 APPENDIX A MODULE SPECIFICATIONG ssssssccccsssssssssscccccessssssnecceceesesesssnaceeeceessesssaceeeeeesesesssaneeseceeeesssagoes A 1 User s Manual Pub 0300242 01 Rev A PREFACE Read this preface to familiarize yourself with the rest of the manual This preface covers the following topics Who should use this manual How to use this manual Related publications Conventions used in this manual Rockwell Automation support Who Should Use This Manual Use this manual if you are responsible for designing installing programming or troubleshooting control systems that use Allen Bradley I O and or compatible controllers such as MicroLogix CompactLogix ControlLogix SLC 500 or PLC 5 How to Use This Manual As much as possible we organized this manual to explain in a task by task manner how to install configure program operate and troubleshoot a control system using the 1794sc IRTSI Related Documentation The table below provides a listing o
49. ssssssssnssssssssssscsccsscsenscascnssssesssasaasssacaaacaaacasaasacaaanaaees 3 1 SECTION 3 2 MODULE MEMORY MAP eeseeeeeee nennen nennen nennen RN t t t ttt Eer ERL RL RL RE sa L LE LELLA 3 1 SECTION 3 3 CONFIGURE GENERIC PROFILE 0 0 00 R ERL LR RL RL LR R LL LE LLE LE 3 2 3 3 1 Add a Local Ethernet Bridge Module sessi esses eese nennen nni L RL LELLA asses essa aiia E RL 3 3 3 3 2 Add a Remote Ethernet Flex Adapter essei esee ee eene nnne eniti tasas sena RE ELLER RL 3 4 3 3 3 Add the Generic Flex Module eei sees eeeseee seen eee ana aae sanas sess aiia dass assa saa eaa aaae ae 3 6 SECTION 3 4 MODULE CONFIGURATION sis 123 2 si ie cti rn nons iato a cnn cann ae A suu ch Pn nan raro nana ENN MA saura se ka dese nea te a arikiia 3 7 3 4 1 Fault Mode Word O Bits 2 3 4 5 10 11 12 13 ccccccccssccccsssscccsssccceesscccessscccesssseceessscceeseeceeesssceesssseeeesaeees 3 9 3 4 2 Input Type Words 1 8 Bits O to 4 rrien eaei iaa eiaa i ai 3 9 3 4 3 Input Filter Words 1 8 Bits 5 to 7 cccccccccessscccsssccesessscesssecesssseccesssccsesesccssseceeesesceessesceessseceesseseeesaaes 3 10 3 4 4 Data Format Words 1 8 Bits 8 to 10 cccccccccssscccsessscceesssccsescccesssseceessecceessssecesseseeeaseceessecesssseeesaas 3 10 3 4 5 Open Circuit Mode Words 1 8 Bits 12 amp 13 0 aerea nearest 3 12 3 4 6 Disable CIC Words 1 8 Bit 14
50. t mode determines the fail safe data value each channel is to default to in the event of an open circuit condition The table below lists the available options Table 3 7 Open Circuit Mode Bit 13 Bit 12 Open Circuit Mode 0 Zero analog value on broken input 0 Set analog value to Max scale on broken input 1 Set analog value to Min scale on broken input 1 Previous Value 3 4 6 Disable CJC Words 1 8 Bit 14 This bit is used to disable CJC compensation for the associated channel Table 3 8 Disable CJC State Function 0 CJCs Enabled 1 CJCs Disabled This field is only used if the input type is a thermocouple and the format is not a CJC format No compensation is performed on the thermocouple when disabled 3 4 7 Temperature Units Words 1 8 Bit 15 This bit enables Celsius or Fahrenheit for the associated channel Note If the associated channel is not configured for an RTD or thermocouple the temperature units have no effect Table 3 9 Temperature Units State Function 0 Degrees C 1 Degrees F 3 4 8 Low Alarm Threshold Words 9 12 15 18 21 24 27 30 Low alarm threshold setting for channels 0 through 7 respectively Note The data range is determined by the data format selected 3 4 9 High Alarm Threshold Words 10 13 16 19 22 25 28 31 High alarm threshold setting for channels 0 through 7 respectively Note The data range is determined by the data format selected
51. terference Analog inputs are highly susceptible to electrical noise Electrical noise coupled to the analog inputs will reduce the performance accuracy of the module Group your modules to minimize adverse effects from radiated electrical noise and heat Consider the following conditions when selecting a location for the analog module Position the module e Away from sources of electrical noise such as hard contact switches relays and AC motor drives e Away from modules which generate significant radiated heat such as the 1794 OB32 Refer to the module s heat dissipation specification In addition route shielded twisted pair analog input wiring away from any high voltage I O wiring The module receives power through the bus interface from the 5V dc 24V dc system power supply The maximum current drawn by the module is shown in the table below 5 VDC 24 VDC 80 mA 240 mA The wiring of the terminal base unit is determined by the current draw through the terminal base Make certain that the current draw does not exceed 10A Total current draw through the terminal base unit is limited to 10A Separate power connections may be necessary Attention Methods of wiring the terminal base units are shown in the illustration below User s Manual Pub 0300242 01 Rev A 2 4 Flex IO Isolated RTD Thermocouple Module 2 3 1 Wiring the Terminal Base Units 1794 TB3G shown Do not daisy chain power or ground from the
52. terminal base unit to any ac or dc digital module terminal base unit Attention Daisy chaining Note All modules must be frequency or IRT8l modules for this configuration Wiring when total current draw is less than 10A Individual Digital Input IF8u Digital Input Module Module Module Note Use this configuration if using any noisy dc digital I O modules in your system IRTSI module wiring separate from digital wiring User s Manual Pub 0300242 01 Rev A Chapter 2 Installation and Wiring 2 5 Wiring when total current draw is greater than 10A Combination Frequency Input Frequency Input Module Module Note All modules powered by the same power supply must be frequency or IRT8I modules for this configuration Total current draw through any base unit must not be greater than 10A Section 2 4 Installing the Module Installation of the analog module consists of e Mounting the terminal base unit e Installing the IRT8I module into the terminal base unit e Installing the connecting wiring to the terminal base unit If you are installing your module into a terminal base unit that is already installed proceed to Mounting the IRT8I Module on the Terminal Base Unit on page 2 9 2 4 1 Mounting the Terminal Base Unit on a DIN Rail Do
53. the Select Module Type pop up User s Manual Pub 0300242 01 Rev A Chapter 3 Configuring the 1794sc IRT8I for ControlLogix CompactLogix 3 7 lil Select Module Description 1794 OV16P 4 16 Point 24V DC Protected Output Sink 1794 OW8 A 8 Point Relay Output Sink Source E 1794 VHSC A Very High Speed Counter 1797 IBN16 A 16 Point NAMUR 8 DC Input Counter 1797 IES A 8 Channel Analog Input Select Generic Flex 1797 IEBH A 8 Channel Analog Input HART Module 1797 IESNF A 8 Channel Analog Input Noise Filter 1797 IJ2 A 2 Input Frequency Module 1797 IRT8 A 8 Channel 24V DC RTD Thermocouple Analog Input 1797 OB4D A 4 Point 24V DC Output Source 1797 OE8 A 8 Channel Analog Output 1797 OE8H A 8 Channel Analog Output HART FLEX MODULE Generic Flex Module By Category By Vendor Click OK 3 Configure the Generic Flex Module i e 1794sc IRTSI New Module Eg Name the module Type FLEX MODULE Generic Flex Module Parent RemoteEthemetModule Enter Input Data INT for Comm Format Nan Flex IRT8l Module Connection Parameters Size Input E i 16 bit Description Comm Format Input Data INT Slot Enter module slot _ _ a 3 4 16 bit H aen In n pen Module Properties Cancel Help Enter the input size Enter the config size Enter the status size Always 8 for the IRT8I Always 49 for the IRT8I Always 4 for the IRT8I Click OK Section
54. uit components inside the module If available use a static safe work station When it is not in use keep the module in its static shield bag Attention 1 Pollution Degree 2 is an environment where normally only non conductive pollution occurs except that occasionally a temporary conductivity caused by condensation shall be expected Over Voltage Category ll is the load level section of the electrical distribution system At this level transient voltages are controlled and do not exceed the impulse voltage capability of the product s insulation Pollution Degree 2 and Over Voltage Category ll are International Electrotechnical Commission IEC designations User s Manual Pub 0300242 01 Rev A Chapter 2 Installation and Wiring 2 3 Section 2 3 Power Requirements 2 2 3 Remove Power Remove power before removing or inserting this module When you remove or insert a module with power applied an electrical arc may occur An electrical arc can cause personal injury or property damage Attention by e Sending an erroneous signal to your system s field devices causing unintended machine motion e Causing an explosion in a hazardous environment Electrical arcing causes excessive wear to contacts on both the module and its mating connector and may lead to premature failure 2 2 4 Selecting a Location Reducing Noise Most applications require installation in an industrial enclosure to reduce the effects of electrical in
55. v A Section 2 1 Compliance to European Union Directives Chapter 2 Installation and Wiring This chapter will cover e Compliance to European union directives e General considerations e Power requirements e Installing the module e Field wiring connections This product is approved for installation within the European Union and EEA regions It has been designed and tested to meet the following directives 2 1 1 EMC Directive The 1794sc IRT8I module is tested to meet Council Directive 89 336 EEC Electromagnetic Compatibility EMC and the following standards in whole or in part documented in a technical construction file e EN 61000 6 4EMC Generic Emission Standard Part 2 Industrial Environment e EN 61000 6 2EMC Generic Immunity Standard Part 2 Industrial Environment This product is intended for use in an industrial environment 2 1 2 Low Voltage Directive This product is tested to meet Council Directive 2006 99 EC Low Voltage by applying the safety requirements of EN 61131 2Programmable Controllers Part 2 Equipment Requirements and Tests For specific information required by EN61131 2 see the appropriate sections in this publication as well as the following Allen Bradley publications e Industrial Automation Wiring and Grounding Guidelines for Noise Immunity publication 1770 4 1 e Automation Systems Catalog publication B113 User s Manual Pub 0300242 01 Rev A 2 2 Flex IO Isolated RTD Th

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