Allen-Bradley Compact 1769-IR6 User Manual Download Page 38

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Publication 1769-UM005A-EN-P

3-14

Installation and Wiring

2-Wire RTD Configuration

3-Wire RTD Configuration

4-Wire RTD Configuration

Wiring Resistance Devices (Potentiometers)

Potentiometer wiring requires the same type of cable as that for the RTDs
described on page 3-9. Potentiometers can be connected to the module as
a 2-wire or 3-wire connection as shown on page 3-15.

EXC 3

SENSE 3

RTN 3

EXC 4

Belden 9501 Shielded Cable

Cable Shield (to Ground)

RTD EXC

Return

RTD EXC

Return

Add Jumper

EXC 3

SENSE 3

RTN 3

EXC 4

Belden 83503 or 9533 Shielded Cable

Cable Shield (to Ground)

RTD EXC

Sense

RTD EXC

Return

Sense

Return

EXC 3

SENSE 3

RTN 3

EXC 4

Belden 83503 or 9533 Shielded Cable

Leave one sensor wire open.

Cable Shield (to Ground)

RTD EXC

Return

RTD EXC

Return

Sense

Summary of Contents for Compact 1769-IR6

Page 1: ...Compact I O RTD resistance Input Module Catalog Number 1769 IR6 User Manual AB PLCs ...

Page 2: ...n SGI 1 1 Safety Guidelines for the Application Installation and Maintenance of Solid State Control available from your local Rockwell Automation office describes some important differences between solid state equipment and electromechanical devices that should be taken into consideration when applying products such as those described in this publication Reproduction of the contents of this copyri...

Page 3: ...gnostic Features 1 7 System Overview 1 7 System Operation 1 7 Module Operation 1 8 Module Field Calibration 1 8 Chapter 2 Quick Start for Experienced Users Before You Begin 2 1 Required Tools and Equipment 2 1 What You Need To Do 2 1 Chapter 3 Installation and Wiring Compliance to European Union Directives 3 1 EMC Directive 3 1 Low Voltage Directive 3 1 Power Requirements 3 2 General Consideration...

Page 4: ...a File 4 5 Channel Configuration 4 6 Enabling or Disabling a Channel Bit 15 4 8 Selecting Data Format Bits 12 to 14 4 8 Selecting Input Sensor Type Bits 8 to 11 4 13 Selecting Temperature Units Mode Bit 7 4 14 Selecting Open Circuit Response Bits 5 and 6 4 14 Selecting Cyclic Lead Compensation Bit 4 4 14 Selecting Excitation Current Bit 3 4 15 Setting Filter Frequency Bits 0 to 2 4 15 Selecting En...

Page 5: ... Errors 5 4 Module Error Definition Table 5 4 Module Error Field 5 5 Extended Error Information Field 5 5 Error Codes 5 6 Module Inhibit Function 5 8 Contacting Rockwell Automation 5 8 Appendix A Specifications General Specifications A 1 Input Specifications A 2 Cable Specifications A 4 RTD Standards A 4 Appendix B Module Addressing and ProgrammingwithMicroLogix 1500 and RSLogix 500 Module Address...

Page 6: ...x D Configuring Your 1769 IR6 RTD resistance Input Module inaRemoteDeviceNetSystem with a 1769 ADN DeviceNet Adapter Configuring the 1769 IR6 D 4 Appendix E Two s Complement Binary Numbers Positive Decimal Values E 1 Negative Decimal Values E 2 Glossary Index ...

Page 7: ...stall configure program operate and troubleshoot a control system using the 1769 IR6 Manual Contents If you want See An overview of the RTD resistance input module Chapter 1 A quick start guide for experienced users Chapter 2 Installation and wiring guidelines Chapter 3 Module addressing configuration and status information Chapter 4 Information on module diagnostics and troubleshooting Chapter 5 ...

Page 8: ...ps Numbered lists provide sequential steps or hierarchical information Italic type is used for emphasis Text in this font indicates words or phrases you should type For Read this document Document number A user manual containing information on how to install use and program your MicroLogix 1500 controller MicroLogix 1500 User Manual 1764 UM001A US P An overview of 1769 Compact Discrete I O modules...

Page 9: ...ical training warranty support support service agreement Technical Product Assistance If you need to contact Rockwell Automation for technical assistance please review the information in Chapter 5 Module Diagnostics and Troubleshooting first Then call your local Rockwell Automation representative Your Questions or Comments on the Manual If you find a problem with this manual please notify us If yo...

Page 10: ...Publication 1769 UM005A EN P P 4 ...

Page 11: ...put devices Channels are compatible with 4 wire sensors but the fourth sense wire is not used Two programmable excitation current values 0 5mA and 1 0mA are provided to limit RTD self heating When configured for RTD inputs the module can convert the RTD readings into linearized digital temperature readings in C or F When configured for resistance analog inputs the module can convert voltages into ...

Page 12: ...y configuration is done via the controller s programming software In addition some controllers support configuration via the user program Refer to your controller manual for additional information See Chapter 4 Module Data Status and Channel Configuration for details on module configuration RTD Compatibility An RTD consists of a temperature sensing element connected by two three or four wires that...

Page 13: ...C 0 4 F 200Ω 200 to 850 C 328 to 1562 F 200 to 850 C 328 to 1562 F 0 1 C 0 1 F 0 2 C 0 4 F 500Ω 200 to 850 C 328 to 1562 F 200 to 850 C 328 to 1562 F 0 1 C 0 1 F 0 2 C 0 4 F 1000Ω 200 to 850 C 328 to 1562 F Not Allowed 0 1 C 0 1 F 0 2 C 0 4 F Platinum 3916 100Ω 200C to 630 C 328 to 1166 F 200 to 630 C 328 to 1166 F 0 1 C 0 1 F 0 2 C 0 4 F 200Ω 200 to 630 C 328 to 1166 F 200 to 630 C 328 to 1166 F ...

Page 14: ...0 026 F F Platinum 3916 100Ω 0 4 C 0 72 F 0 8 C 1 44 F 0 023 C C 0 023 F F 200Ω 0 4 C 0 72 F 0 8 C 1 44 F 0 023 C C 0 023 F F 500Ω 0 4 C 0 72 F 0 8 C 1 44 F 0 023 C C 0 023 F F 1000Ω 0 4 C 0 72 F 0 8 C 1 44 F 0 023 C C 0 023 F F IMPORTANT When you are using any platinum 385 RTDs with 0 5 mA excitation current the module s accuracy is 0 5 C 0 9 F after you apply power to the module or perform an au...

Page 15: ...ation Resistance Range 1 0 mA Excitation Accuracy 1 Temperature Drift Resolution Repeatability 150Ω 0 to 150Ω 0 to 150Ω 0 15Ω 0 007Ω C 0 013Ω F 0 01Ω 0 04Ω 500Ω 0 to 500Ω 0 to 500Ω 0 5Ω 0 023Ω C 0 041Ω F 0 1Ω 0 2Ω 1000Ω 0 to 1000Ω 0 to 1000Ω 1 0Ω 0 043Ω C 0 077Ω F 0 1Ω 0 2Ω 3000Ω 0 to 3000Ω Not allowed 1 5Ω 0 072Ω C 0 130Ω F 0 1Ω 0 2Ω 1 Accuracy values are based on the assumption that the module h...

Page 16: ...Before After Removing Inserting Module SENSE 3 EXC 5 RTN 5 RTN 2 RTN 3 SENSE 4 RTN 4 SENSE 5 EXC 3 EXC 0 RTN 0 SENSE 1 EXC 2 SENSE 0 EXC 1 RTN 1 SENSE 2 EXC 4 OK Analog OK Analog Item Description 1 bus lever with locking function 2a upper panel mounting tab 2b lower panel mounting tab 3 module status LED 4 module door with terminal identification label 5a movable bus connector with female pins 5b ...

Page 17: ...tus LED is turned on 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 the module continuously converts the RTD or resistance input to a value within the range selected for that channel Each time the module reads an input channe...

Page 18: ...to reset the microprocessor if the module detects a loss of communication Module Field Calibration The input module performs autocalibration when a channel is initially enabled Autocalibration compensates for offset and gain drift of the A D converter caused by temperature change within the module An internal high precision low drift voltage and system ground reference is used for this purpose In ...

Page 19: ...out applying the procedures described in each step If you have any questions or are unfamiliar with the terms used or concepts presented in the procedural steps always read the referenced chapters and other recommended documentation before trying to apply the information Required Tools and Equipment Have the following tools and equipment ready medium blade or cross head screwdriver RTD or direct r...

Page 20: ...a controller Step 1 Ensure that your 1769 system power supply 1 has sufficient current output to support your system configuration Reference Chapter 3 Installation and Wiring 5V dc 24V dc 100 mA 45 mA NOTE The module cannot be located more than 8 modules away from the 1769 system power supply Step 2 Attach and lock the module Reference Chapter 3 Installation and Wiring NOTE The modules can be pane...

Page 21: ...ounting tabs or DIN rail if used are not required unless the mounting surface cannot be grounded Power and input wiring must be in accordance with Class I Division 2 wiring methods Article 501 4 b of the National Electric Code NFPA70 and in accordance with the authority having jurisdiction Channels are isolated from one another by 10V dc maximum Route field wiring away from any other wiring and as...

Page 22: ...t a time Refer to Industrial Automation Wiring and Grounding Guidelines Allen Bradley publication 1770 4 1 for additional information RTD Wiring Considerations The module requires three wires to compensate for lead resistance error If using a 3 wire configuration for module connections select cable to ensure that lead wire resistances match as closely as possible Consider the following To ensure t...

Page 23: ... as shown below It can also be modified through the control program if supported by the controller See the configuration file chart on Configuration Data File on page 4 5 EXC 0 EXC 3 SENSE 0 SENSE 3 RTN 0 RTN 3 EXC 1 EXC 4 SENSE 1 SENSE 4 RTN 1 RTN 4 EXC 2 EXC 5 SENSE 2 SENSE 5 RTN 5 RTN 2 1769 IR6 Step 4 Configure the module Reference Chapter 4 Module Data Status and Channel Configuration NOTE Th...

Page 24: ...eported in the controller s I O status file Channel status data is also reported in the module s input data table so these bits can be used in your control program to flag a channel error Step 5 Go through the startup procedure Reference Chapter 5 Module Diagnostics and Troubleshooting NOTE If the module status LED does not turn on cycle power If the condition persists contact your local distribut...

Page 25: ...le or in part documented in a technical construction file EN 50081 2 EMC Generic Emission Standard Part 2 Industrial Environment EN 50082 2 EMC Generic Immunity Standard Part 2 Industrial Environment This product is intended for use in an industrial environment Low Voltage Directive This product is tested to meet Council Directive 73 23 EEC LowVoltage by applying the safety requirements of EN 6113...

Page 26: ...rrent draw of all the modules does not exceed the maximum current output of the system power supply 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 2 Over Voltage Category II is the load level section of the electrical distribution system At this level transient vol...

Page 27: ...ndle the module 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 circuit 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 box ATTENTION Remove power before removing or inserting this module When you remov...

Page 28: ...e rating is 8 which means that a module may not be located more than 8 modules away from the system power supply The illustration below shows how power supply distance is determined System Assembly The module can be attached to the controller or an adjacent I O module before or after mounting For mounting instructions see Panel Mounting Using the Dimensional Template on page 3 6 or DIN Rail Mounti...

Page 29: ...ever back slightly to clear the positioning tab 3 Use your fingers or a small screwdriver 6 To allow communication between the controller and module move the bus lever fully to the left 4 until it clicks Ensure it is locked firmly in place 7 Attach an end cap terminator 5 to the last module in the system by using the tongue and groove slots as before 8 Lock the end cap bus terminator 6 ATTENTION W...

Page 30: ...NTION During panel or DIN rail mounting of all devices be sure that all debris metal chips wire strands etc is kept from falling into the module Debris that falls into the module could cause damage at power up Host Controller Compact I O Compact I O Compact I O Compact I O Compact I O End Cap Side Side Top Bottom 132 5 197 122 6 0 2 4 826 0 008 35 1 38 28 5 1 12 Compact I O Compact I O Compact I O...

Page 31: ... Attach the modules to the panel using the mounting screws 7 Repeat steps 1 to 6 for any remaining modules DIN Rail Mounting The module can be mounted using the following DIN rails 35 x 7 5 mm EN 50 022 35 x 7 5 or 35 x 15 mm EN 50 022 35 x 15 Before mounting the module on a DIN rail close the DIN rail latches Press the DIN rail mounting area of the module against the DIN rail The latches will mom...

Page 32: ...This product is intended to be mounted to a well grounded mounting surface such as a metal panel Additional grounding connections from the module s mounting tabs or DIN rail if used are not required unless the mounting surface cannot be grounded Channels are isolated from one another by 10V dc maximum Route field wiring away from any other wiring and as far as possible from sources of electrical n...

Page 33: ...the RTD module is based on the measurement of resistance take special care when selecting your input cable For 2 wire or 3 wire configurations select a cable that has a consistent impedance throughout its entire length See Cable Specifications on page A 4 Configuration Recommended Cable 1 2 wire Belden 9501 or equivalent 3 wire less than 30 48 m 100ft Belden 9533 or equivalent 3 wire greater than ...

Page 34: ...ce per foot Terminal Door Label A removable write on label is provided with the module Remove the label from the door mark your unique identification of each terminal with permanent ink and slide the label back into the door Your markings ID tag will be visible when the module door is closed Removing and Replacing theTerminal Block When wiring the module you do not have to remove the terminal bloc...

Page 35: ... wire Recommended torque when tightening terminal screws is 0 68 Nm 6 in lbs NOTE If you need to remove the finger safe cover insert a screwdriver into one of the square wiring holes and gently pry the cover off If you wire the terminal block with the finger safe cover removed you will not be able to put it back on the terminal block because the wires will be in the way NOTE The terminal screws ar...

Page 36: ...res 2 Trim the signal wires to 2 inch 5 cm lengths Strip about 3 16 inch 5 mm of insulation away to expose the end of the wire Wire Type Wire Size Terminal Screw Torque Retaining Screw Torque Solid Cu 90 C 194 F 14 to 22 AWG 0 68 Nm 6 in lbs 0 46 Nm 4 1 in lbs Stranded Cu 90 C 194 F 16 to 22 AWG 0 68 Nm 6 in lbs 0 46 Nm 4 1 in lbs ATTENTION To prevent shock hazard care should be taken when wiring ...

Page 37: ... of input See Wiring RTDs on page 3 13 or Wiring Resistance Devices Potentiometers on page 3 14 6 Connect the other end of the cable to the analog input device 7 Repeat steps 1 through 6 for each channel on the module Wiring RTDs Three types of RTDs can be connected to the 1769 IR6 module 2 wire RTD which is composed of an RTD EXC excitation lead wire and a RTN return lead wire 3 wire RTD which is...

Page 38: ...s can be connected to the module as a 2 wire or 3 wire connection as shown on page 3 15 EXC 3 SENSE 3 RTN 3 EXC 4 Belden 9501 Shielded Cable Cable Shield to Ground RTD EXC Return RTD EXC Return Add Jumper EXC 3 SENSE 3 RTN 3 EXC 4 Belden 83503 or 9533 Shielded Cable Cable Shield to Ground RTD EXC Sense RTD EXC Return Sense Return EXC 3 SENSE 3 RTN 3 EXC 4 Belden 83503 or 9533 Shielded Cable Leave ...

Page 39: ...ending on whether you want increasing or decreasing resistance EXC 3 SENSE 3 RTN 3 EXC 3 SENSE 3 RTN 3 Cable Shield to Ground Potentiometer RTD EXC Return Sense Run RTD and sense wires from the module to potentiometer terminal and tie terminal to one point Cable Shield to Ground Potentiometer RTD EXC Return Sense Run RTD and sense wires from the module to potentiometer terminal and tie terminal to...

Page 40: ...Publication 1769 UM005A EN P 3 16 Installation and Wiring ...

Page 41: ...ogic to reflect the configuration running the module verifying the configuration Module Memory Map The module uses eight input words for data and status bits input image and seven configuration words Channel 0 Data Word Word 0 Word 1 Word 2 Word 3 Word 4 Word 5 Channel 1 Data Word Channel 2 Data Word Channel 3 Data Word General Open Circuit Status Bits Over Under range Bits Channel 0 Configuration...

Page 42: ... image file using the programming software configuration screen For more information on configuration using MicroLogix 1500 and RSLogix 500 see Appendix B For CompactLogix and RSLogix 5000 see Appendix C For 1769 ADN DeviceNet Adapter and RSNetworx see Appendix D Input Data File The input data table allows you to access RTD input module read data for use in the control program via word and bit acc...

Page 43: ...accepted by the module proper configuration but before the A D converter can provide valid properly configured data to the 1769 bus master controller The following information highlights the bit operation of the Data Not Valid condition 1 The default and module power up bit condition is reset 0 2 The bit condition is set 1 when a new configuration is received and determined valid by the module The...

Page 44: ...reater than the maximum allowed temperature or a resistance input that is greater than the maximum allowed resistance for the module The module automatically resets 0 the bit when the data value is again within the normal operating range Under Range Flag Bits U0 to U5 Under range bits for channels 0 through 5 are contained in word 7 odd numbered bits They apply only to RTD input types When set 1 t...

Page 45: ...parameters follows the table The default configuration of the table is all zeros which yields the following NOTE Normal channel configuration is done using programming software In that case it is not necessary to know the meaning of the bit location However some systems allow configuration to be changed by the control program Refer to your controller s documentation for details Table 4 2 Default C...

Page 46: ...tion Current Channel 1 Filter Frequency Channel 1 2 Enable Disable Channel 2 Data Format Channel 2 Input Sensor Type Channel 2 Temperature Units Mode Channel 2 Open Broken Circuit Response Channel 2 Cyclic Lead Compensation Channel 2 Excitation Current Channel 2 Filter Frequency Channel 2 3 Enable Disable Channel 3 Data Format Channel 3 Input Sensor Type Channel 3 Temperature Units Mode Channel 3 ...

Page 47: ...sor Type 100Ω Platinum 385 0 0 0 0 200Ω Platinum 385 0 0 0 1 500Ω Platinum 385 0 0 1 0 1000Ω Platinum 385 2 0 0 1 1 100Ω Platinum 3916 0 1 0 0 200Ω Platinum 3916 0 1 0 1 500Ω Platinum 3916 0 1 1 0 1000Ω Platinum 3916 2 0 1 1 1 10 Copper 426 3 1 0 0 0 120 Nickel 618 1 0 0 1 120 Nickel 672 1 0 1 0 604 Nickel Iron 518 1 0 1 1 150 Ω 1 1 0 0 500 Ω 1 1 0 1 1000 Ω 1 1 1 0 3000Ω 2 1 1 1 1 Data Format Raw ...

Page 48: ... proportional engineering units x 1 engineering units x 10 scaled for PID percent of full scale NOTE When a channel is not enabled the A D converter provides no input to the controller This speeds up the system response of the active channels The configuration default is to disable each input channel to maximize module performance NOTE The engineering units data formats represent real temperature ...

Page 49: ...0 to 8500 3280 to 15620 200 to 850 328 to 1562 0 to 16383 32768 to 32767 200Ω Platinum 385 2000 to 8500 3280 to 15620 200 to 850 328 to 1562 0 to 16383 32768 to 32767 500Ω Platinum 385 2000 to 8500 3280 to 15620 200 to 850 328 to 1562 0 to 16383 32768 to 32767 1000Ω Platinum 385 2000 to 8500 3280 to 15620 200 to 850 328 to 1562 0 to 16383 32768 to 32767 100Ω Platinum 3916 2000 to 6300 3280 to 1166...

Page 50: ...responds to 32768 counts The highest temperature of 850 C corresponds to 32767 counts See Determining Effective Resolution and Range on page 4 19 Scaling Examples 32 767 32 768 850 C 200 C Counts C EXAMPLE Scaled for PID to Engineering Units x1 input type 200Ω Platinum RTD α 0 00385 C range 200 to 850 C SLOW 200 C SHIGH 850 C channel data 3421 scaled for PID Engineering Units Equivalent SLOW SHIGH...

Page 51: ...E Proportional Counts to Engineering Units x1 input type 1000Ω potentiometer range 0 to 1000Ω SLOW 0Ω SHIGH 1000Ω channel data 21567 proportional counts Engineering Units Equivalent SLOW SHIGH SLOW x ch data 32768 65536 Engineering Units Equivalent 0 1000 0 x 21567 32768 65536 829Ω EXAMPLE Engineering Units x1 to Proportional Counts input type 3000Ω potentiometer range 0 to 3000Ω SLOW 0Ω SHIGH 300...

Page 52: ...es resistance in 1Ω units for all ranges except the 150Ω range For the latter resistance is expressed in 0 1Ω units The resolution of the engineering units x 10 format is dependent on the range selected and the filter selected See Determining Effective Resolution and Range on page 4 19 Scaled for PID Data Format If you select the scaled for PID data format the module presents to the controller a s...

Page 53: ... With the percent of full scale data format the module presents input data to the user as a percent of the user specified range For example for a 100Ω platinum 385 RTD the range 200 C to 850 C is represented as 0 percent to 100 percent See Determining Effective Resolution and Range on page 4 19 Selecting Input Sensor Type Bits 8 to 11 You can set bits 8 through 11 in the channel configuration word...

Page 54: ...ects an open circuit or a short circuit the module overrides the actual input data with the value that you specify Selecting Cyclic Lead Compensation Bit 4 For each channel the module measures lead resistance in one of two ways Set bit 4 to 0 to enable measurement and compensation of lead resistance every five minutes One channel is measured per module update to limit the impact to channel through...

Page 55: ... supports filter selections corresponding to filter frequencies of 10 Hz 50 Hz 60 Hz 250 Hz 500 Hz and 1 kHz Your filter frequency selection is determined by the desired range for the input type and the required effective resolution which indicates the number of bits in the channel configuration word that do not vary due to noise Also consider the required module update time when choosing a filter...

Page 56: ... filter The module performs well in the presence of common mode noise as long as the signals applied to the input terminals do not exceed the common mode voltage rating 2 5V of the module Improper earth ground can be a source of common mode noise Channel Step Response Another module characteristic determined by filter frequency is channel step response as shown in the following table The step resp...

Page 57: ...igital filter with less than 3 dB of attenuation All frequency components above the cutoff frequency are increasingly attenuated as shown in the graphs below for several of the input filter frequencies Table 4 8 Filter Frequency vs Channel Cutoff Frequency Filter Frequency Channel Cutoff Frequency 10 Hz 2 62 Hz 50 Hz 13 1 Hz 60 Hz 15 7 Hz 250 Hz 65 5 Hz 500 Hz 131 Hz 1 kHz 262 Hz NOTE Channel cuto...

Page 58: ...0 40 60 80 100 120 140 160 180 200 20 0 40 60 80 100 120 140 160 180 200 20 0 40 60 80 100 120 140 160 180 200 20 3 dB 1300 0 1150 750 500 250 65 5 Hz 900 3 dB 3000 0 2500 1500 1000 500 131 Hz 2000 3 dB 6K 0 5K 3K 2K 1K 262 Hz 4K 10 Hz Input Filter Frequency 60 Hz Input Filter Frequency 250 Hz Input Filter Frequency 500 Hz Input Filter Frequency Frequency Hz Frequency Hz Frequency Hz Frequency Hz ...

Page 59: ...les cyclic calibration the default 0 enables the autocalibration function See Effects of Autocalibration on Accuracy on page 4 33 Determining Effective Resolution and Range This section provides tables showing effective resolution and range for all possible input data types at each filter frequency Look up your required resolution range and input type in the tables Choose the frequency that most c...

Page 60: ...1 F 4 counts 2000 to 6300 0 1 C 1 count 0 1 F 1 count 200 to 630 1 0 C 1 count 1 0 F 1 count 0 051 C 1 count 0 091 F 1 count 0 083 C 1 count 0 149 F 1 count 500Ω Pt 3916 0 041 C 4 counts 0 073 F 4 counts 2000 to 6300 0 1 C 1 count 0 1 F 1 count 200 to 630 1 0 C 1 count 1 0 F 1 count 0 051 C 1 count 0 091 F 1 count 0 083 C 1 count 0 149 F 1 count 1000Ω Pt 3916 0 041 C 4 counts 0 073 F 4 counts 2000...

Page 61: ...00 to 6300 0 203 C 1 count 0 365 F 1 count 200 to 630 1 0 C 1 count 1 0 F 1 count 0 203 C 4 counts 0 365 F 4 counts 0 203 C 2 counts 0 365 F 2 counts 500Ω Pt 3916 0 163 C 13 counts 0 293 F 13 counts 2000 to 6300 0 163 C 2 counts 0 293 F 2 counts 200 to 630 1 0 C 1 count 1 0 F 1 count 0 163 C 4 counts 0 293 F 4 counts 0 163 C 2 counts 0 293 F 2 counts 1000Ω Pt 3916 0 163 C 13 counts 0 293 F 13 coun...

Page 62: ...14 C 8 counts 1 46 F 8 counts 200 to 630 1 0 C 1 count 1 46 F 1 count 0 814 C 16 counts 1 46 F 16 counts 0 407 C 10 counts 1 46 F 10 counts 500Ω Pt 3916 0 651 C 32 counts 1 17 F 32 counts 2000 to 6300 0 651 C 8 counts 1 17 F 8 counts 200 to 630 1 0 C 1 count 1 17 F 1 count 0 651 C 12 counts 1 17 F 12 counts 0 326 C 8 counts 1 17 F 8 counts 1000Ω Pt 3916 0 460 C 16 counts 0 828 F 16 counts 2000 to ...

Page 63: ...ounts 2 93 F 16 counts 200 to 630 1 63 C 1 63 counts 2 93 F 1 63 counts 1 63 C 32 counts 2 93 F 32 counts 1 63 C 20 counts 2 93 F 20 counts 500Ω Pt 3916 1 30 C 102 counts 2 34 F 102 counts 2000 to 6300 1 30 C 13 counts 2 34 F 13 counts 200 to 630 1 30 C 1 3 counts 2 34 F 1 3 counts 1 30 C 26 counts 2 34 F 26 counts 1 30 C 16 counts 2 34 F 16 counts 1000Ω Pt 3916 1 30 C 102 counts 2 34 F 102 counts...

Page 64: ... 13 0 C 130 counts 23 4 F 130 counts 200 to 630 13 0 C 13 counts 23 4 F 13 counts 13 0 C 257 counts 23 4 F 257 counts 13 0 C 157 counts 23 4 F 157 counts 500Ω Pt 3916 10 4 C 822 counts 18 7 F 822 counts 2000 to 6300 10 4 C 104 counts 18 7 F 104 counts 200 to 630 10 4 C 10 counts 18 7 F 10 counts 10 4 C 205 counts 18 7 F 205 counts 10 4 C 125 counts 18 7 F 125 counts 1000Ω Pt 3916 7 36 C 582 counts...

Page 65: ...s Sign 8 bits Sign 6 bits 500Ω Platinum 3916 with 0 5 mA excitation current Sign 13 bits Sign 11 bits Sign 9 bits Sign 8 bits Sign 6 bits 500Ω Platinum 3916 with 1 0 mA excitation current Sign 13 bits Sign 11 bits Sign 9 bits Sign 8 bits Sign 7 bits 1000Ω Platinum 3916 with 0 5 mA excitation current Sign 13 bits Sign 11 bits Sign 9 bits Sign 8 bits Sign 6 bits 1000Ω Platinum 3916 with 1 0 mA excit...

Page 66: ...ter The following table shows the channel update times for all filter frequencies assuming that no calibration or lead wire compensation is in progress Module update time can be calculated by obtaining the sum of all enabled channel update times Channel update times include channel scan time channel switching time and reconfiguration time Channel 0 Disabled Channel 1 Disabled Channel 2 Disabled Ch...

Page 67: ...ge 4 26 uses an Input Type of the same Input Class see Table 4 17 as any previously calibrated channel In that case the calibration values from the previous channel are used and no additional calibration cycle time is required The module current source 0 5 mA and 1 0 mA is also calibrated 2 during an autocalibration cycle to ensure its accuracy This uses a single module scan cycle for all enabled ...

Page 68: ...ion enabled Table 4 17 Input Type and Class Input Type Input Class Using 0 5 mA Source Using 1 0 mA Source 100Ω Pt 385 1 2 200Ω Pt 385 2 3 500Ω Pt 385 3 4 1000Ω Pt 385 4 Cannot use this source 100Ω Pt 3916 1 2 200Ω Pt 3916 2 3 500Ω Pt 3916 3 4 1000Ω Pt 3916 4 Cannot use this source 10Ω Cu 426 Cannot use this source 6 120Ω Ni 618 1 2 120Ω Ni 672 1 2 604Ω NiFe 518 3 4 150Ω 5 1 500Ω 1 2 1000Ω 2 3 300...

Page 69: ...Time 53 ms 53 ms 106 ms 212 ms Channel 0 Step 6 Module Scan 6 Ch 0 Update Time Ch 1 Update Time Ch 0 Gain Time 53 ms 53 ms 73 ms 179 ms The above 6 step cycle could potentially take place for channel 1 as well However since channel 1 is the same input class as channel 0 it uses the same calibration factors as channel 0 and no additional time is required At this point the current source calibration...

Page 70: ...very 5 minutes during normal operation or disable this feature using the Enable Disable Cyclic Lead Wire function default Enable You can also implement a lead wire compensation cycle anytime using your control program to enable and then disable this function 1 If you enable the cyclic lead wire compensation function the module update time will increase when the lead wire compensation cycle occurs ...

Page 71: ...s 15 ms 121 ms The above module update time impact lasts for two more module scans before the lead wire compensation cycle is complete for Channel 0 Channel 0 Lead Wire Compensation Cycle Time 3 x 121 ms 363 ms After that a 3 scan lead wire cycle begins for Channel 1 Channel 1 Scan 1 Module Scan 4 Ch 0 Update Time Ch 1 Update Time Ch 1 Lead Wire Compensation Time 53 ms 15 ms 15 ms 83 ms The above ...

Page 72: ...er frequency selections and other items defined in the previous sections The following examples show how to calculate the module startup time EXAMPLE 1 Six Channels Enabled with Same Configurations All 6 Channels 100W Platinum 385 RTD 1 0 mA current source 60 Hz filter Module Startup Time 6 step Calibration Time Current Source Calibration Time Lead Wire Compensation Time x 6 channels Channel 0 thr...

Page 73: ...atinum 385 0 5 C 0 9 F 0 9 C 1 62 F 0 026 C C 0 026 F F 500Ω Platinum 385 0 5 C 0 9 F 0 9 C 1 62 F 0 026 C C 0 026 F F 1000Ω Platinum 385 0 5 C 0 9 F 0 9 C 1 62 F 0 026 C C 0 026 F F 100Ω Platinum 3916 0 4 C 0 72 F 0 8 C 1 44 F 0 023 C C 0 023 F F 200Ω Platinum 3916 0 4 C 0 72 F 0 8 C 1 44 F 0 023 C C 0 023 F F 500Ω Platinum 3916 0 4 C 0 72 F 0 8 C 1 44 F 0 023 C C 0 023 F F 1000Ω Platinum 3916 0 ...

Page 74: ...Publication 1769 UM005A EN P 4 34 Module Data Status and Channel Configuration ...

Page 75: ... your equipment is of primary importance The following sections describe several safety concerns you should be aware of when troubleshooting your control system Indicator Lights When the green LED on the thermocouple module is illuminated it indicates that power is applied to the module and that it has passed its internal tests Activating Devices When Troubleshooting When troubleshooting never rea...

Page 76: ...s so that when any one device opens the master control relay is de energized thereby removing power to the machine Never alter these circuits to defeat their function Serious injury or machine damage could result Module Operation vs Channel Operation The module performs diagnostic operations at both the module level and the channel level Module level operations include functions such as power up c...

Page 77: ...error See pages 5 4 to 5 7 for a description of module errors Out of Range Detection When the input signal data received at the channel word is out of the defined operating range an over range or under range error is indicated in input data word 7 Possible causes for an out of range condition include The temperature is too hot or too cold for the RTD being used The wrong RTD is being used for the ...

Page 78: ...nput data table Non critical configuration errors are indicated by the extended error code See Table 5 3 Extended Error Codes on page 5 6 Critical module errors are conditions that may prevent normal or recoverable operation of the system When these types of errors occur the system typically leaves the run mode of operation until the error can be dealt with Critical module errors are indicated in ...

Page 79: ... See Table 5 3 Extended Error Codes on page 5 6 Configuration Errors If you set the fields in the configuration file to invalid or unsupported values the module ignores the invalid configuration generates a non critical error and keeps operating with the previous configuration Table 5 3 Extended Error Codes on page 5 6 lists the possible module specific configuration error codes defined for the mo...

Page 80: ...301 001 1 0000 0001 Hardware ROM error X302 001 1 0000 0010 Hardware EEPROM error X303 001 1 0000 0011 Channel 0 calibration error X304 001 1 0000 0100 Channel 1 calibration error X305 001 1 0000 0101 Channel 2 calibration error X306 001 1 0000 0110 Channel 3 calibration error X307 001 1 0000 0111 Channel 4 calibration error X308 001 1 0000 1000 Channel 5 calibration error X309 001 1 0000 1001 Cha...

Page 81: ...el 2 X40A 010 0 0000 1010 Invalid input format selected channel 3 X40B 010 0 0000 1011 Invalid input format selected channel 4 X40C 010 0 0000 1100 Invalid input format selected channel 5 X40D 010 0 0000 1101 Invalid excitation current for input range selected channel 0 X40E 010 0 0000 1110 Invalid excitation current for input range selected channel 1 X40F 010 0 0000 1111 Invalid excitation curren...

Page 82: ...ompactLogix controller Contacting Rockwell Automation If you need to contact Rockwell Automation for assistance please have the following information available when you call a clear statement of the problem including a description of what the system is actually doing Note the LED state also note input and output image words for the module a list of remedies you have already tried processor type an...

Page 83: ... DIN rail mounted 1 Non Operating 40G panel mounted 30G DIN rail mounted Agency Certification C UL certified under CSA C22 2 No 142 UL 508 listed CE compliant for all applicable directives Hazardous Environment Class Class I Division 2 Hazardous Location Groups A B C D UL 1604 C UL under CSA C22 2 No 213 Radiated and Conducted Emissions EN50081 2 Class A Electrical EMC The module has passed testin...

Page 84: ... 60 Hz filter selected Normal Mode Rejection Ratio 70 dB minimum at 50 Hz with the 10 or 50 Hz filter selected 70 dB minimum at 60 Hz with the 10 or 60 Hz filter selected Non linearity in percent full scale 0 05 Typical Accuracy Autocalibration Enabled at 25 C 77 F Ambient with Module Operating Temperature at 25 C 77 F 2 0 5 C F for Pt 385 0 4 C F for Pt 3916 0 2 C F for Ni 0 3 C F for NiFe 0 6 C ...

Page 85: ...ler s user manual to determine if user program configuration is supported Calibration The module performs autocalibration on channel enable and on a configuration change between channels You can also program the module to calibrate every five minutes Module OK LED On module has power has passed internal diagnostics and is communicating over the bus Off Any of the above is not true Channel Diagnost...

Page 86: ...on Jacket Chrome PVC Chrome PVC Red Teflon Agency Approvals NEC Type CM NEC Type CM NEC Art 800 Type CMP Temperature Rating 80 C 80 C 200 C RTD Type α α α α 3 3 3 3 IEC 751 1983 Amend 2 1995 DIN 43760 1987 SAMA 4 Standard RC21 4 1966 Japanese Industrial Standard JIS C1604 1989 Japanese Industrial Standard JIS C1604 1997 Minco 5 100 Ω Pt 0 00385 200 Ω Pt 0 00385 500 Ω Pt 0 00385 1000 Ω Pt 0 00385 1...

Page 87: ... Open Circuit Status Bits Over Under range Bits Channel 0 Configuration Word Channel 1 Configuration Word Channel 2 Configuration Word Channel 3 Configuration Word I e 0 I e 1 I e 2 I e 3 I e 4 I e 5 Word 0 Word 1 Word 2 Word 3 Address Input Image 8 words Configuration File 7 words slot e slot e Input Image File Configuration File Memory Map Bit 15 Bit 0 Refer to your controller manual for the add...

Page 88: ...istance input module with RSLogix 500 programming software assumes your module is installed as expansion I O in a MicroLogix 1500 system and that RSLinx is properly configured and a communications link has been established between the MicroLogix processor and RSLogix 500 NOTE The end cap does not use a slot address Table 2 1 Default Configuration Parameter Default Setting Channel Enable Disable Di...

Page 89: ...reen appears While offline double click on the IO Configuration icon under the controller folder and the following IO Configuration screen appears This screen allows you to manually enter expansion modules into expansion slots or to automatically read the configuration of the controller To read the existing controller configuration click on the Read IO Config button AB PLCs ...

Page 90: ...fying the current communications configuration so that you can verify the target controller If the communication settings are correct click on Read IO Config The actual I O configuration will be displayed The 1769 IR6 module is installed in slot 1 To configure the module double click on the module slot The general configuration screen appears ...

Page 91: ...ny channel that is not hardwired to a real input Then choose your Data Format Input Type Filter Frequency Open Circuit response and Units for each channel You can also choose to disable cyclic lead compensation for each channel For more information on cyclic lead compensation see Selecting Cyclic Lead Compensation Bit 4 on page 4 14 Use the Calibration tab Cal to disable cyclic calibration For mor...

Page 92: ...0 Generic Extra Data Configuration This tab redisplays the configuration information entered on the Analog Input Configuration screen in a raw data format You have the option of entering the configuration using this tab instead of the module Configuration tab You do not have to enter data in both places ...

Page 93: ... of the CompactLogix5320 controller includes the Generic I O Profile with individual I O module profiles to follow To configure a 1769 IR6 module for a CompactLogix Controller using RSLogix 5000 with the Generic Profile first begin a new project in RSLogix 5000 Click on the new project icon or on the FILE pull down menu and select NEW The following screen appears Choose your controller type and en...

Page 94: ...le with the Generic Profile for CompactLogix Controllers using RSLogix5000 The last entry in the Controller Organizer on the left of the screen shown above is a line labeled 0 CompactBus Local Right click on this line select New Module and the following screen appears ...

Page 95: ...Controller Organizer The Description field is optional and may be used to provide more details concerning this I O module in your application The slot number must be selected next although it begins with the first available slot number 1 and increments automatically for each subsequent Generic Profile you configure In this example the 1769 IR6 RTD Input module is located in slot 1 The Comm Format ...

Page 96: ...ule you must then enter configuration information into the Tag database that has been automatically created from the Generic Profile information you entered This configuration information is then downloaded to each module at program download at power up and when an inhibited module is uninhibited This section shows how and where to enter configuration data for your IR6 module once Generic Profiles...

Page 97: ...er assigned the I O modules in the Generic Profiles In order to configure an I O module you must open up the configuration tag for that module by clicking on the plus sign to the left of its configuration tag in the Controller Tag data base Configuring a 1769 IR6 RTD Input Module To configure the 1769 IR6 module in slot 1 click on the plus sign left of Local 1 C Configuration data is entered under...

Page 98: ...hese parameters and their possible settings see Channel Configuration on page 4 6 Once you have entered your configuration selections for each channel enter your program save your project and download it to your CompactLogix Controller Your module configuration data is downloaded to your I O modules at this time You 1769 IR6 module input data is located in the following tag addresses when the cont...

Page 99: ...769 UM001A US P The adapter manual also contains examples on how to modify I O module configuration with Explicit Messages while the system is running Whether you configure an I O module offline then download to the adapter or you accomplish the configuration online the 1769 RTD resistance Input module must be configured prior to configuring the DeviceNet adapter in the DeviceNet scanner s scanlis...

Page 100: ...r Category click on the sign next to Communication Adapters In the list of products under Communication Adapters is the 1769 ADN A Should this adapter not appear under Communication Adapters your RSNetworx for DeviceNet software is not version 3 00 or later To continue you will need to obtain an upgrade for your software If the 1769 ADN A does appear double click it and it will be placed on the ne...

Page 101: ... a Remote DeviceNet System with a 1769 ADN DeviceNet Adapter D 3 In order to configure I O for the adapter double click on the adapter that you just placed on the network and the following screen appears At this point you may modify the adapters DeviceNet node address if desired AB PLCs ...

Page 102: ...llowing the 1769 I O rules contained in the 1769 ADN user s manual For simplicity sake we place the 1769 IR6 in slot 1 to show how it is configured As a minimum a power supply and end cap must also be placed after the 1769 IR6 module even though they do not have a slot number associated with them To place the 1769 IR6 into Bank 1 click the arrow next to the first empty slot after the 1769 ADN A li...

Page 103: ...ision of your module selecting Compatible Module will allow your system to operate and the system will still require a 1769 IR6 in slot 1 Each of the six RTD input channels are disabled by default To enable a channel click its Enable box so a check mark appears in it Then choose your Data Format Input Type Open Circuit selection Cyclic Lead Resistance Excitation Current and Filter Frequency for ea...

Page 104: ...election is Upscale This means that if an open circuit or short circuit condition should occur at any of the 6 input channels the input value for that channel is the full scale value selected by the input type and data format We can therefore monitor each channel for full scale open circuit as well as monitor the Open Circuit bits in Input word 6 for each channel When complete the configuration sc...

Page 105: ...A 0 indicates a value of 0 a 1 indicates the decimal value of the position The equivalent decimal value of the binary number is the sum of the position values Positive Decimal Values The far left position is always 0 for positive values As indicated in the figure below this limits the maximum positive decimal value to 32767 all positions are 1 except the far left position For example 0000 1001 000...

Page 106: ...her positions In the figure below all positions are 1 the value is 32767 32768 1 For example 1111 1000 0010 0011 214 213 212 211 25 21 20 215 16384 8192 4096 2048 32 2 1 32768 30755 32768 2013 1 x 2 2 1 x 2 1 1 x 2 16384 1 x 2 8192 1 x 2 4096 1 x 2 2048 1 x 2 1024 1 x 2 128 1 x 2 512 1 x 2 256 1 x 2 64 1 x 2 32 1 x 2 16 1 x 2 8 1 x 2 4 1 x 2 32768 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 14 13 12 11 10 9 8...

Page 107: ...ate the channel data word common mode rejection For analog inputs the maximum level to which a common mode input voltage appears in the numerical value read by the processor expressed in dB common mode rejection ratio CMMR The ratio of a device s differential voltage gain to common mode voltage gain Expressed in dB CMRR is a comparative measure of a device s ability to reject interference caused b...

Page 108: ...gh the input device to produce an analog signal that the module can process and convert to temperature RTD or resistance in ohms resistance device filter A device that passes a signal or range of signals and eliminates all others filter frequency The user selectable frequency for a digital filter full scale The magnitude of input over which normal operation is permitted full scale range The differ...

Page 109: ...uired for the module to sample and convert the input signals of all enabled input channels and make the resulting data values available to the processor multiplexer An switching system that allows several signals to share a common A D converter normal mode rejection differential mode rejection A logarithmic measure in dB of a device s ability to reject noise signals between or among circuit signal...

Page 110: ...our lead wires that provide input to the module The RTD uses the basic concept that the electrical resistances of metals increase with temperature When a small current is applied to the RTD it creates voltage that varies with temperature The module processes and converts this voltage into a temperature value sampling time The time required by the A D converter to sample an input channel step respo...

Page 111: ...me 4 26 channel time 4 26 channel update time 4 17 definition G 1 CMRR See common mode rejection ratio common mode 4 16 voltage 4 16 common mode rejection definition G 1 common mode rejection ratio definition G 1 common mode voltage definition G 1 common mode voltage range definition G 1 configuration 4 1 default 4 8 periodic calibration 4 19 configuration errors 5 5 configuration word definition ...

Page 112: ...5 6 extended error information field 5 5 F fault condition at power up 1 7 filter definition G 2 filter frequency 4 15 4 17 4 25 4 33 and autocalibration 4 33 and channel cutoff frequency 4 17 and channel step response 4 16 and noise rejection 4 16 definition G 2 finger safe terminal block 3 11 frequency response graphs 4 17 frequency See filter frequency full scale definition G 2 full scale range...

Page 113: ... 4 4 P panel mounting 3 6 3 7 percent of full scale 4 13 periodic calibration 4 19 4 33 PID 4 12 positive decimal values E 1 power up diagnostics 5 3 power up sequence 1 7 program alteration 5 2 programming software 4 1 R range 1 kHz 4 24 10 Hz 4 20 250 Hz 4 22 500 Hz 4 23 50 60 Hz 4 21 raw proportional 4 9 reconfiguration time 4 26 register configuration 4 1 B 1 data status 4 1 B 1 removing termi...

Page 114: ... door label 3 10 terminal screw torque 3 12 tongue and groove slot 1 6 tools required for installation 2 1 troubleshooting safety considerations 5 1 two s complement binary numbers E 1 U under range flag bits 4 4 update time See channel update time update time See module update time upscale 4 14 W wire size 3 12 wiring 3 1 module 3 12 modules 3 12 routing considerations 3 4 terminal block 3 11 wri...

Page 115: ...AB PLCs ...

Page 116: ...Publication 1769 UM005A EN P February 2001 2001 Rockwell International Corporation Printed in the U S A ...

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