Emerson Rosemount 644h Reference Manual Download

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Reference Manual

00809-0100-4728, Rev HA

December 2002

Models 644H and 644R

Index-2

Information Variables

. . . . . . . . . 3-8

Installation

. . . . . . . . . . . . . . . . . 2-4

European

. . . . . . . . . . . . . . . . 2-4

Head Mount

. . . . . . . . . . . . 2-4

Flowchart

. . . . . . . . . . . . . . . . 2-2

LCD Display

. . . . . . . . . . . . . . 2-8

Multichannel

. . . . . . . . . . . . . 2-9

North American

. . . . . . . . . . . 2-5

Head Mount

. . . . . . . . . . . . 2-5

Rail Mount

. . . . . . . . . 2-6

2-7

Installation Drawings

. . . . . . . . . B-4

Intermittent Sensor Detect

. . . . 3-12

LCD Display

Diagnostic Messages

. . . . . . . 4-9

Installation

. . . . . . . . . . . . . . . 2-8

Specifications

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

Stainless Steel Cover

. . . . . . A-12

Maintenance

. . . . . . . . . . . . . . . 4-6

Millivolt

Ungrounded

. . . . . . . . . . . . . 2-13

Wiring

. . . . . . . . . . . . . . . . . 2-10

Mounting

. . . . . . . . . . . . . . . . . . 2-3

Dimensional Drawings

. . . . . . A-8

External Ground Screw

. . . . . A-11

Model 644H

DIN Rail

. . . . . . . . . . . . . . 2-3

Threaded Sensor

. . . . . . . . 2-3

Special Considerations

. . . . . A-11

Specifications

. . . . . . . . . . . . . A-3

Multichannel

Installation

. . . . . . . . . . . . . . . 2-9

Multidrop Communication

. . . . . 3-13

Ohm

Ungrounded

. . . . . . . . . . . . . 2-13

Wiring

. . . . . . . . . . . . . . . . . 2-11

Ordering Information

. . . . . . . . . A-9

Overview

. . . . . . . . . . . . . . . . . . 1-2

Manual

. . . . . . . . . . . . . . . . . 1-2

Transmitter

. . . . . . . . . . . . . . 1-2

Performance Specifications

. . . . A-3

Accuracy

. . . . . . . . . . . . . . . . A-5

Ambient Temperature

. . . . . . . A-6

CE Mark

. . . . . . . . . . . . . . . . A-4

EMC

. . . . . . . . . . . . . . . . . . . A-3

Power Supply Effect

. . . . . . . . A-4

Self Calibration

. . . . . . . . . . . A-4

Stability

. . . . . . . . . . . . . . . . . A-4

Vibration Effect

. . . . . . . . . . . A-4

Physical Specifications

. . . . . . . A-3

Electrical Connections

. . . . . . A-3

Enclosure Ratings

. . . . . . . . . A-3

HART Connections

. . . . . . . . A-3

Materials of Construction

. . . . A-3

Mounting

. . . . . . . . . . . . . . . . A-3

Weight

. . . . . . . . . . . . . . . . . A-3

Power Supply

. . . . . . . . . . . . . 2-12

Ground

. . . . . . . . . . . . . . . . 2-13

Specification

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

Surges

. . . . . . . . . . . . . . . . 2-13

Transients

. . . . . . . . . . . . . . 2-13

Product Certifications

Certificates

. . . . . . . . . . . . . . B-1

Hazardous Locations Certificates

Australian

. . . . . . . . . . . . . B-3

Brazilian

. . . . . . . . . . . . . . B-4

Combination

. . . . . . . . . . . B-4

European

. . . . . . . . . . . . . B-2

Japanese Approvals

. . . . . B-4

North American

. . . . . . . . . B-1

Russian Approval

. . . . . . . B-4

Installation Drawings

. . . . . . . B-4

Reference data

. . . . . . . . . . . . . A-6

Return of Materials

. . . . . . . . . . 1-4

Review Configuration Data

. . . . . 3-5

RTD

Ungrounded

. . . . . . . . . . . . 2-13

Wiring

. . . . . . . . . . . . . . . . . 2-11

Sensor

Connection

Diagram

. . . . . . . . . . . . . 2-10

Millivolt

. . . . . . . . . . . . . . . . 2-10

Ohm

. . . . . . . . . . . . . . . . . . 2-11

RTD

. . . . . . . . . . . . . . . . . . 2-11

Thermocouple

. . . . . . . . . . . 2-10

Wiring

. . . . . . . . . . . . . . . . . 2-10

Specifications

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

Functional

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

Performance

. . . . . . . . . . . . . A-3

Physical

. . . . . . . . . . . . . . . . A-3

Stainless Steel Housing

. . . . . . A-12

Biotechnology Applications

. . A-12

Dimensional Drawing

. . . . . . A-13

Pharmaceutical Industries

. . A-12

Sanitary Applications

. . . . . . A-12

Specification

Enclosure Rating

. . . . . . A-12

LCD Display

. . . . . . . . . . A-12

Materials of Construction

. A-12

Surface

. . . . . . . . . . . . . A-12

Weight

. . . . . . . . . . . . . . A-12

Surges/Transients

. . . . . . . . . .2-13

Tagging

Hardware

. . . . . . . . . . . . . . .A-11

Software

. . . . . . . . . . . . . . . .A-11

Thermocouple

Grounded

. . . . . . . . . . . . . . .2-14

Ungrounded

. . . . . . . . . . . . .2-13

Wiring

. . . . . . . . . . . . . . . . .2-10

Transmitter-Sensor Matching

. . . .4-3

Trim the Transmitter

. . . . . . . . . .4-2

Output Trim

. . . . . . . . . . . . . .4-5

Scaled Output Trim

. . . . . . . . .4-6

Sensor Input Trim

. . . . . . . . . .4-2

Transmitter-Sensor Matching

. .4-3

Wiring

. . . . . . . . . . . . . . . . . . . .2-9

Sensor Connection

. . . . . . . .2-10

Diagram

. . . . . . . . . . . . . .2-10

Millivolt

. . . . . . . . . . . . . .2-10

Ohm

. . . . . . . . . . . . . . . . 2-11

RTD

. . . . . . . . . . . . . . . . 2-11

Thermocouple

. . . . . . . . .2-10

Summary of Contents for Rosemount 644h

Page 1: ...www rosemount com Reference Manual 00809 0100 4728 Rev HA December 2002 Models 644H and 644R Smart Temperature Transmitters ...

Page 2: ......

Page 3: ...erformance make sure to thoroughly understand the contents before installing using or maintaining this product The United States has two toll free assistance numbers and one international number Customer Central 1 800 999 9307 7 00 a m to 7 00 P M CST National Response Center 1 800 654 7768 24 hours a day Equipment service needs International 1 952 906 8888 The products described in this document ...

Page 4: ......

Page 5: ...on 2 4 Typical European Installation 2 4 Typical North American Installation 2 5 LCD Display Installation 2 8 Multichannel Installations 2 9 Wiring 2 9 Sensor Connections 2 10 Power Supply 2 12 Surges Transients 2 13 Ground the Transmitter 2 13 Commissioning 2 15 Failure Mode 2 15 Changing Switch Positions 2 15 SECTION 3 Configuration Safety Messages 3 1 Warnings 3 1 Model 275 HART Communicator 3 ...

Page 6: ...ns and Reference Data Specifications A 1 Functional A 1 Physical A 3 Performance A 3 Dimensional Drawings A 7 Ordering Information A 9 Stainless Steel Housing A 12 Biotechnology Pharmaceutical Industries and Sanitary ApplicationsA 12 Dimensional Drawings A 13 APPENDIX B Product Certifications Hazardous Locations Certificates B 1 B 1 North American Approvals B 1 European Approvals B 2 Australian Ap...

Page 7: ...nnel perform the installation Explosions could result in death or serious injury Do not remove the connection head cover in explosive atmospheres when the circuit is live Before connecting a Model 275 HART Communicator in an explosive atmosphere make sure the instruments in the loop are installed in accordance with intrinsically safe or non intrinsic field wiring practices Verify that the operatin...

Page 8: ... Maintenance Calibration Hardware Maintenance Diagnostic Messaging Appendix A Specifications and Reference Data Specifications Dimensional drawings Ordering Information Biotechnology Pharmaceutical Industries and Sanitary Applications Appendix B Approvals Product Certifications Installation Drawings Transmitter Features of the Model 644 include Accepts inputs from a wide variety of sensors Configu...

Page 9: ...location and position take into account the need for access to the transmitter Special Mounting Special mounting hardware is available for mounting a Model 644H head mount transmitter to a DIN rail or assembling a new Model 644H to an existing threaded sensor connection head former option code L1 Electrical Proper electrical installation is necessary to prevent errors due to sensor lead resistance...

Page 10: ...orth America call the Emerson Process Management National Response Center toll free at 800 654 7768 This center available 24 hours a day will assist you with any needed information or materials The center will ask for the following information Product model Serial numbers The last process material to which the product was exposed The center will provide A Return Material Authorization RMA number I...

Page 11: ... qualified personnel perform the installation Explosions could result in death or serious injury Do not remove the connection head cover in explosive atmospheres when the circuit is live Before connecting a Model 275 HART Communicator in an explosive atmosphere make sure the instruments in the loop are installed in accordance with instrinsically safe or non incendive field wiring practices Verify ...

Page 12: ...T HERE Bench Calibration BASIC SETUP Set Sensor Type Set Number of Wires Set Units Set Range Values Set Damping VERIFY Simulate Sensor Input Within Specifications Refer to Section 4 Operation and Maintenance FIELD INSTALL Set Failure Mode Switch Mount Transmitter Wire Transmitter Power Transmitter FINISHED 244 244_03A ...

Page 13: ...ail Mount Transmitter and Sensor Figure 2 2 Assembling Rail Clip Hardware to a Model 644H Retrofitting a Model 644H for Use in an Existing Threaded Sensor Connection Head To mount a Model 644H in an existing threaded sensor connection head former option code L1 order the Model 644H retrofit kit part number 00644 5321 0010 The retrofit kit includes a new mounting bracket and all associated hardware...

Page 14: ...ert the transmitter sensor assembly into the connection head Thread the transmitter mounting screw into the connection head mounting holes Assemble the extension to the connection head Insert the assembly into the thermowell 6 Attach a cable gland into the shielded cable 7 Insert the shielded cable leads into the connection head through the cable entry Connect and tighten the cable gland 8 Connect...

Page 15: ...r wiring leads through the universal head and transmitter Mount the transmitter in the universal head by threading the transmitter mounting screws into the universal head mounting holes 6 Mount the transmitter sensor assembly into the thermowell Seal adapter threads with silicone tape 7 Install conduit for field wiring to the conduit entry of the universal head Seal conduit threads with silicone t...

Page 16: ...thermowell 4 Attach and connect sufficient lengths of sensor lead wire from the connection head to the sensor terminal block 5 Tighten the connection head cover Enclosure covers must be fully engaged to meet explosion proof requirements 6 Run sensor lead wires from the sensor assembly to the transmitter 7 Verify the transmitter failure mode switch 8 Attach the sensor wires to the transmitter see F...

Page 17: ...tall drain seals if required for severe environments or to satisfy code requirements 5 Screw the connection head to the sensor 6 Attach the sensor lead wires to the connection head terminals 7 Attach additional sensor lead wires from the connection head to the transmitter 8 Attach and tighten the connection head cover Enclosure covers must be fully engaged to meet explosion proof requirements 9 Se...

Page 18: ...ements To change meter orientation remove the screws located above and below the display screen Lift the meter off the meter spacer Remove the 8 pin plug and re insert it in the location that will result in the desired viewing orientation 3 Reattach the meter to the meter spacer using the screws If the meter was rotated 90 from its original position it will be necessary to remove the screws from t...

Page 19: ...e sensor leads and transmitter terminals could carry lethal voltages Use extreme caution when making contact with the leads and terminals NOTE Do not apply high voltage e g ac line voltage to the transmitter terminals Abnormally high voltage can damage the unit Sensor and transmitter power terminals are rated to 42 4 V dc For multichannel installations see above The transmitters will accept inputs...

Page 20: ...ts connections with copper wire Use shielding for long runs of wire Model 644H Model 644R 1 2 3 4 Sensor Terminals Communication Terminals Power Terminals Sensor Terminals Power Configuration Terminals Max torque is 6 in lbs 0 7 N m Model 644H Model 644R Note Signal loop may be grounded at any point or left ungrounded Note A Model 275 HART Communicator may be connected at any termination point in ...

Page 21: ...e type of wire on all three lead wires will make a 3 wire RTD installation as accurate as possible A 2 wire sensor will produce the largest error because it directly adds the lead wire resistance to the sensor resistance For 2 and 3 wire RTDs an additional lead wire resistance error is induced with ambient temperature variations The table and the examples shown below help quantify these errors Tab...

Page 22: ... with less than 2 percent ripple The total resistance load is the sum of the resistance of the signal leads and the load resistance of any controller indicator or related pieces of equipment in the loop Note that the resistance of intrinsic safety barriers if used must be included Figure 2 9 Load Limits Basic error 0 5 Ω 0 00385 Ω Ω C 100 Ω 1 3 C Error due to amb temp var of 25 C 0 0039 Ω Ω C 25 C...

Page 23: ...e current signal loop at a single point may solve the problem The best place to ground the loop is at the negative terminal of the power supply Do not ground the current signal loop at more than one point The transmitter is electrically isolated to 500 V ac rms 707 V dc so the input circuit may also be grounded at any single point When using a grounded thermocouple the grounded junction serves as ...

Page 24: ... electrically isolated from the transmitter housing 3 Do not connect the signal wiring shield to the sensor wiring shield 4 Ground signal wiring shield at the power supply end Grounded Thermocouple Inputs 1 Ground sensor wiring shield at the sensor 2 Ensure that the sensor wiring and signal wiring shields are electrically isolated from the transmitter housing 3 Do not connect the signal wiring shi...

Page 25: ...the Model 275 HART Communicator The values to which the transmitter drives its output in failure mode depend on whether it is configured to standard NAMUR compliant or custom operation See Hardware and Software Failure Mode on page A 2 for standard and NAMUR compliant operation parameters Changing Switch Positions To change the failure mode on the Model 644H or 644R transmitter follow the steps de...

Page 26: ...Reference Manual 00809 0100 4728 Rev HA December 2002 Models 644H and 644R 2 16 ...

Page 27: ...lified personnel perform the installation Explosions could result in death or serious injury Do not remove the connection head cover in explosive atmospheres when the circuit is live Before connecting a Model 275 HART Communicator in an explosive atmosphere make sure the instruments in the loop are installed in accordance with instrinsically safe or non incendive field wiring practices Verify that...

Page 28: ... atmosphere make sure the instruments in the loop are installed in accordance with intrinsically safe or non incendive field wiring practices For more information regarding the Model 275 HART Communicator please see the Model 275 HART Communicator Reference Manual document number 00809 0100 4275 CONFIGURATION The Model 644 transmitter can be configured either on line or off line using a Model 275 ...

Page 29: ...CE OUTPUT CONFIGURATION 4 DEVICE INFORMATION 5 MEASUREMENT FILTERING 1 TRANSMITTER VARS 2 PV is 3 PV Digital Reading 4 PV AO 5 PV rnge 6 PV LRV 7 PV URV 8 PV Lower Sensor Limits 9 PV Upper Sensor Limits 10 PV Damping 1 DEVICE SETUP 2 PV is 3 PV 4 PV AO 5 RNGE 6 PV LRV 7 PV URV 1 PV is 2 SV is 3 TV is 4 QV is 5 Variable re map 1 SENSOR 1 2 TERMINAL TEMP 1 Connections 2 SNSR 1 SETUP 3 CAL VANDUSEN 4...

Page 30: ...les 1 1 Callendar Van Dusen 1 3 2 1 PV Damping 1 3 3 1 3 Configuration 1 3 PV Unit 1 3 3 1 4 D A Trim 1 2 2 2 Range Values 1 3 3 1 Damping Values 1 1 10 Review 1 4 Date 1 3 4 2 Scaled D A Trim 1 2 2 3 Descriptor 1 3 4 3 Sensor Connection 1 3 2 1 1 Device Info 1 3 4 Sensor 1 Setup 1 3 2 1 2 Device Output Configuration 1 3 3 Sensor Serial Number 1 3 2 1 4 Diagnostics and Service 1 2 Sensor 1 Trim 1 ...

Page 31: ... many cases all of these variables are pre configured at the factory Configuration may be required if the transmitter is not configured or if the configuration variables need revision Variable Mapping The Variable Mapping menu displays the sequence of the process variables When using the Model 644H you can select 5 Variable Re Map to change this configuration When the Select PV screen appears Snsr...

Page 32: ...adding a meter or reconfiguring the transmitter To customize variables that the meter displays follow the steps below 1 From the home screen select 1 Device Setup 3 Configuration 3 Dev Output Config 4 LCD Meter Options and 1 Meter Config 2 Use the F2 key to turn each of the following options OFF or ON Sensor 1 Terminal Temp Percent Of Range Analog Output As many outputs as desired an be turned ON ...

Page 33: ... 0 2 of the sensor limits the transmitter measures the change in input every 500 milliseconds and outputs values according to the following relationship At the value to which the damping time constant is set the transmitter output is at 63 of the input change and it continues to approach the input according to the damping equation above For example as illustrated in Figure 3 2 if the temperature u...

Page 34: ...ications device The following is a list of transmitter information variables These variables include device identifiers factory set configuration variables and other information A description of each variable the corresponding fast key sequence and a review of its purposes are provided Tag The Tag variable is the easiest way to identify and distinguish between transmitters in multi transmitter env...

Page 35: ...nsmitter A master reset is like briefly powering down the transmitter Configuration data remains unchanged after a master reset 4 Status lists error codes ON indicates a problem and OFF means there are no problems Loop Test The Loop Test command verifies the output of the transmitter the integrity of the loop and the operations of any recorders or similar devices installed in the loop To initiate ...

Page 36: ...abling the sensor diagnostic functions The Active Calibrator Mode is volatile and will be automatically disabled when power is cycled or when a Master Reset is performed using the Model 275 HART Communicator NOTE The Active Calibrator Mode must be disabled before returning the transmitter to the process This will ensure that the full diagnostic capabilities of the Model 644 are available Disabling...

Page 37: ...rm value has been set to 20 8 mA Therefore the low saturation level S must be 20 5 S 20 7 mA Rerange Reranging the transmitter sets the measurement range to the limits of expected readings Setting the measurement range to the limits of expected readings maximizes transmitter performance the transmitter is most accurate when operated within the expected temperature range for your application PV Ran...

Page 38: ...ermittent Sensor Detect feature can be switched ON or OFF and the threshold value can be changed to any value between 0 and 100 of the sensor limits with a HART communicator Transmitter Behavior with Intermittent Sensor Detect ON When the Intermittent Sensor Detect feature is switched ON the transmitter can eliminate the output pulse caused by intermittent open sensor conditions Process temperatur...

Page 39: ...tting With this setting the transmitter will report an open sensor condition without additional verification of the open condition MULTIDROP COMMUNICATION Multidropping refers to the connection of several transmitters to a single communications transmission line Communication between the host and the transmitters takes place digitally with the analog output of the transmitters deactivated Many Ros...

Page 40: ... with specific requirements for multidrop applications NOTE Model 644 transmitters are set to address 0 at the factory allowing them to operate in the standard point to point manner with a 4 20 mA output signal To activate multidrop communication the transmitter address must be changed to a number between 1 and 15 This change deactivates the 4 20 mA analog output sending it to 4 mA The failure mod...

Page 41: ...personnel perform the installation Explosions could result in death or serious injury Do not remove the connection head cover in explosive atmospheres when the circuit is live Before connecting a Model 275 HART Communicator in an explosive atmosphere make sure the instruments in the loop are installed in accordance with instrinsically safe or non incendive field wiring practices Verify that the op...

Page 42: ...rating The trim functions are as follows Sensor Input Trim Transmitter Sensor Matching Output Trim Output Scaled Trim Sensor Input Trim Perform a sensor trim if the transmitters digital value for the primary variable does not match the plant s standard calibration equipment The sensor trim function calibrates the sensor to the transmitter in temperature units or raw units Unless your site standard...

Page 43: ...or upper trim point depending on the selection in Step 6 Transmitter Sensor Matching Perform the Transmitter Sensor Matching procedure to enhance the temperature measurement accuracy of the system see the comparison below and if you have a sensor with Callendar Van Dusen constants When ordered from Emerson Process Management sensors with Callendar Van Dusen constants are NIST traceable The Model 6...

Page 44: ...ect OK 2 Select Cal VanDusen at the ENTER SENSOR TYPE prompt 3 Select the appropriate number of wires at the ENTER SENSOR CONNECTION prompt 4 Enter the Ro Alpha Delta and Beta values from the stainless steel tag attached to the special order sensor when prompted 5 Return the control loop to automatic control and select OK To disable the transmitter sensor matching feature from the HOME screen sele...

Page 45: ...select OK 2 Connect an accurate reference meter to the transmitter at the CONNECT REFERENCE METER prompt To do so shunt the power to the transmitter through the reference meter at some point in the loop Select OK after connecting the reference meter 3 Select OK at the SETTING FLD DEV OUTPUT TO 4 MA prompt The transmitter outputs 4 00 mA 4 Record the actual value from the reference meter and enter ...

Page 46: ...hooting Chart Fast Key Sequence 1 2 2 3 Symptom Potential Source Corrective Action Transmitter Does Not Communicate with HART Communicator Loop Wiring Check the revision level of the transmitter device descriptors DDs stored in the communicator The communicator should report Dev v6 DD v1 Check for a minimum of 250 ohms resistance between the power supply and Model 275 HART Communicator connection ...

Page 47: ...p test mode Check wire insulation to detect possible shorts to ground Electronics Module Connect a Model 275 HART Communicator and check the sensor limits to ensure calibration adjustments are within the sensor range Connect a Model 275 HART Communicator and enter the Transmitter test mode to isolate an electronics module failure Symptom Potential Source Corrective Action Message Description Add i...

Page 48: ...ose data There is unsent data for a previously connected device Press RETRY to send data or press OK to disconnect and lose unsent data Out of memory for hotkey configuration Delete unnecessary items There is no more memory available to store additional hotkey items Unnecessary items should be deleted to make space available Overwrite existing configuration memory Requests permission to overwrite ...

Page 49: ...h a new one Contact the nearest Emerson Process Management Field Service Center if necessary SNSR FAIL The top line of the display scrolls through the following three messages BAD SNSR FAIL The bottom line display s the name of the sensor that has failed This message indicates that the transmitter has detected an open or shorted sensor condition The sensor may be disconnected connected improperly ...

Page 50: ...Reference Manual 00809 0100 4728 Rev HA December 2002 Models 644H and 644R 4 10 ...

Page 51: ...gral LCD Display includes a floating or fixed decimal point It can also display engineering units F C R K Ω and millivolts milliampere and percent of span The display can be configured to alternate between selected display options Display settings are preconfigured at the factory according to the standard transmitter configuration They can be reconfigured in the field using a HART Communicator Pow...

Page 52: ...irections HIGH LO are user selectable using the failure mode switch If failure occurs the position of the switch determines the direction in which the output is driven HI or LO The switch feeds into the digital to analog D A converter which drives the proper alarm output even if the microprocessor fails The values at which the transmitter drives its output in failure mode depends on whether it is ...

Page 53: ...pression screws permanently fixed to terminal block 644R Compression screw permanently fixed to front panel WAGO spring clamp terminals are optional option code G5 Communication Terminals Model 644H Clips permanently fixed to terminal block Model 644R Clips permanently fixed to front panel Electronics Housing and Terminal Block Model 644H Noryl glass reinforced Model 644R Lexan polycarbonate Enclo...

Page 54: ...nd T C and mV 1 2 3 4 1 2 3 4 1 2 3 4 1 2 3 4 644 000B01A Rosemount Conformance to Specifications A Rosemount product not only meets its published specifications but most likely exceeds them Advanced manufacturing techniques and the use of Statistical Process Control provide specification conformance to at least 3 1 Our commitment to continual improvement ensures that product design reliability an...

Page 55: ... 572 10 18 0 15 0 27 0 03 of span Cu 10 Edison Copper Winding No 15 50 to 250 58 to 482 10 18 1 40 2 52 0 03 of span Thermocouples 4 4 Total digital accuracy for thermocouple measurement sum of digital accuracy 0 5 C Type B 5 5 Digital accuracy for NIST Type B T C is 3 0 C 5 4 F from 100 to 300 C 212 to 572 F NIST Monograph 175 IEC 584 100 to 1820 212 to 3308 25 45 0 77 1 39 0 03 of span Type E NI...

Page 56: ...0 0 004 C 0 0072 F Entire Sensor Input Range 0 001 of span Pt 500 0 003 C 0 0054 F Entire Sensor Input Range 0 001 of span Pt 1000 0 003 C 0 0054 F Entire Sensor Input Range 0 001 of span Ni 120 0 003 C 0 0054 F Entire Sensor Input Range 0 001 of span Cu 10 0 03 C 0 054 F Entire Sensor Input Range 0 001 of span Thermocouples Type B 0 014 C R 1000 C 0 001 of span 0 032 C 0 0025 of R 300 300 C R 100...

Page 57: ... connection head is only available through Volume 2 of the Rosemount Temperature Sensors and Accessories Product Data Sheet document number 00810 0101 2654 Dimensions are in millimeters inches 36 1 4 104 4 1 82 3 2 Sensor Terminals Power Terminals 644 1105E01A 1101A01A 644 1360A02A Failure Mode Switch Standard Sensor Terminals Communication Terminals 60 2 4 33 1 3 Power Terminals Meter Connector 3...

Page 58: ...rdware and both types of rail kits Note Kit part number 00644 5321 0010 includes a new mounting bracket and the hardware necessary to facilitate the installation Transmitter Mounting Hardware Rail Clip Transmitter Mounting Hardware Rail Clip 3044 4001A01B 644 5302B01A D02A G Rail Grooves Top Hat Rail Grooves Screw Holes for Mounting to a Wall 3044 0000C01B D01B 644 1041B02B G02B Kit includes repla...

Page 59: ...ns C6 X1 Assemble transmitter to a sensor assembly hand tight Teflon PTFE tape where appropriate fully wired X2 Assemble transmitter to a sensor assembly hand tight no Teflon PTFE tape unwired X3 Assemble transmitter to a sensor assembly wrench tight Teflon PTFE where appropriate fully wired Enclosure J5 5 5 Remote mount only for DIN plate style sensors Sensor assembly options X1 X2 and X3 are not...

Page 60: ...embly kit 00644 4431 0001 Kit Hardware for mounting a Model 644H to a DIN rail includes clips for symmetrical and asymmetrical rails 00644 5301 0010 Kit Hardware for retrofitting a Model 644H in an existing threaded sensor connection head former option code L1 00644 5321 0010 Kit U Bolt for Universal Housing 00644 4423 0001 Blank transmitter configuration labels sheet of 48 00644 5154 0001 Univers...

Page 61: ...d sensor connection head External Ground Screw Assembly Specifying option code G1 to order the external ground screw assembly It is not necessary to order option code G1 for those approvals that include the ground screw assembly The table below identifies which approval options include the external ground screw assembly Configuration Unless specified the transmitter will be shipped as follows Appr...

Page 62: ...evels C2 Transmitter Sensor Matching The transmitters are designed to accept Callendar Van Dusen constants from a calibrated RTD Using these constants the transmitter generates a custom curve to match the sensor specific curve Specify a Series 65 65 or 78 RTD sensor on the order with a special characterization curve V or X8Q4 option These constants will be programmed into the transmitter with this...

Page 63: ...ry Housing Covers Standard Cover LCD Display Cover Dimensions are in millimeters inches 79 8 3 14 70 0 2 76 33 1 3 76 2 3 0 24 4 0 96 25 4 1 0 44 5 1 75 27 9 1 1 Standard Meter Cover Housing O Ring 70 0 2 76 33 1 3 76 2 3 0 47 1 85 61 2 4 25 4 1 0 44 5 1 75 27 9 1 1 74 4 2 93 LCD Display Cover Housing O Ring ...

Page 64: ...Reference Manual 00809 0100 4728 Rev HA December 2002 Models 644H and 644R A 14 ...

Page 65: ... approval types is installed it should not be reinstalled using any of the other labeled approval types To ensure this the approval label should be permanently marked to distinguish the used from the unused approval type s North American Approvals Factory Mutual FM Approvals I5 FM Intrinsic Safety and Non incendive Intrinsically Safe for Class I II III Division 1 Groups A B C D E F and G Non incen...

Page 66: ...d G Class III Division 1 hazardous locations when installed in accordance with Rosemount drawing 00644 1059 Suitable for Class I Division 2 Groups B C and D when installed in a suitable enclosure Temperature Code Ambient Limits 50 C to 85 C NOTE C6 is only available with Model 644H option code J6 European Approvals CENELEC ATEX Approvals I1 CENELEC Intrinsic Safety Certification Number BAS00ATEX10...

Page 67: ...umber BAS00ATEX3145 ATEX Marking II 3 GEEx n IIC T5 Temperature Code T5 Tamb 40 C to 70 C Max Input Voltage Ui 45Vdc NC CENELEC Type n Component Certification Number BAS99ATEX3084U ATEX Marking II 3 G EEx nL IIC T5 Temperature Code T5 Tamb 40 C to 70 C Max Input Voltage Ui 45Vdc NOTE The equipment must be installed in an enclosure meeting the requirements of IP54 and the requirements of the impact...

Page 68: ...ussian Metrological Institute GOSTANDART Combination Approval K5 Combination of I5 and E5 NOTE K5 is only available with Model 644H option code J6 INSTALLATION DRAWINGS The installation guidelines presented by the drawings must be followed in order to maintain certified ratings for installed transmitters Rosemount Drawing 00644 1064 Rev AB 1 Sheet Canadian Standards Association Intrinsic Safety In...

Page 69: ...d 644R IMPORTANT Once a device labeled with multiple approval types is installed it should not be reinstalled using any of the other labeled approval types To ensure this the approval label should be permanently marked to distinguish the used from the unused approval type s ...

Page 70: ...Reference Manual 00809 0100 4728 Rev HA December 2002 Models 644H and 644R B 6 Figure B 1 Canadian Standards Association CSA Intrinsic Safety Installation Drawing 00644 1064 Rev AB ...

Page 71: ...Reference Manual 00809 0100 4728 Rev HA December 2002 B 7 Models 644H and 644R Figure B 2 Canadian Standards Association CSA Explosion Proof Installation Drawing 00644 1059 Rev AC 644 1059A01A ...

Page 72: ...Reference Manual 00809 0100 4728 Rev HA December 2002 Models 644H and 644R B 8 Figure B 3 Factory Mutual FM Intrinsic Safety Installation Drawing 00644 0009 Rev AD Sheet 1 of 2 644 0009A01A_2 ...

Page 73: ...Reference Manual 00809 0100 4728 Rev HA December 2002 B 9 Models 644H and 644R Figure B 4 Factory Mutual FM Intrinsic Safety Installation Drawing 00644 0009 Rev AD Sheet 2 of 2 644 0009A01A_2 ...

Page 74: ...Reference Manual 00809 0100 4728 Rev HA December 2002 Models 644H and 644R B 10 Figure B 5 Factory Mutual FM Explosion Proof Installation Drawing 00644 1049 Rev AC 644 1049A01A ...

Page 75: ...nputs A 1 Isolation A 1 Local Display A 1 Output A 1 Power Supply A 1 Saturation A 2 Temperature Limits A 2 Transient Protection A 2 Turn on Time A 2 Update Time A 2 G Ground the Transmitter 2 13 Grounded Thermocouple 2 14 Ungrounded Millivolt 2 13 RTD Ohm 2 13 Thermocouple 2 13 H Hardware 4 6 Diagnostic Messages 4 6 Maintenance 4 6 HART Communicator 3 2 Check Output 3 5 Commands 2 Wire RTD Offset...

Page 76: ...tions A 3 Materials of Construction A 3 Mounting A 3 Weight A 3 Power Supply 2 12 Ground 2 13 Specification A 1 Surges 2 13 Transients 2 13 Product Certifications Certificates B 1 Hazardous Locations Certificates Australian B 3 Brazilian B 4 Combination B 4 European B 2 Japanese Approvals B 4 North American B 1 Russian Approval B 4 Installation Drawings B 4 R Reference data A 6 Return of Materials...

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Page 78: ...ctric WAGO is a registered trademark of Kontakttechnik GmbH Germany All other marks are the property of their respective owners Reference Manual 00816 0100 4728 Rev HA December 2002 Rosemount Temperature GmbH Frankenstrasse 21 63791 Karlstein Germany T 49 6188 992 0 F 49 6188 992 112 Emerson Process Management Asia Pacific Private Limited 1 Pandan Crescent Singapore 128461 T 65 777 8211 F 65 777 0...

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