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Emerson Rosemount 644H Quick Start Manual

Smart temperature transmitters
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Quick Start Guide
00825-0100-4728, Rev DB
April 2019
™
Rosemount
644H and 644R Smart
Temperature Transmitters
Device Revision 7 or Previous

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Summary of Contents for Emerson Rosemount 644H

  • Page 1 Quick Start Guide 00825-0100-4728, Rev DB April 2019 ™ Rosemount 644H and 644R Smart Temperature Transmitters Device Revision 7 or Previous...
  • Page 2 Refer to the Rosemount 644 Reference Manual for more instruction. The manual and this guide are also available electronically on Emerson.com/Rosemount. Important Read this manual before working with the product. For personal and system safety, and for optimum product performance, make sure to thoroughly understand the contents before installing, using, or maintaining this product.

  • Page 3: Table Of Contents

    April 2019 Quick Start Guide WARNING Electrical shock Electrical shock could cause death or serious injury. Avoid contact with the leads and terminals. High voltage that may be present on leads can cause electrical shock. Contents Configure (bench calibration)......5 Wire and apply power........
  • Page 4 Quick Start Guide April 2019 Rosemount 644H and 644R...

  • Page 5: Configure (Bench Calibration)

    April 2019 Quick Start Guide Configure (bench calibration) ™ The Rosemount 644 communicates using the Field Communicator. Communication requires a loop resistance between 250 and 1100 ohms. Do not operate when power is below 12 Vdc at the transmitter terminal. Refer to the Rosemount 644 Reference Manual and the Field Communicator...
  • Page 6 To prevent this from happening, upgrade to the latest DD or answer NO to the question and default to the generic transmitter functionality. Rosemount 644H and 644R...

  • Page 7: Verify Configuration

    April 2019 Quick Start Guide Verify configuration Use fast key sequences to verfiy transmitter configuration. The traditional interface Fast Key sequences in Table 2-1 Table 2-2 be used for transmitter configuration and startup. Field communicator traditional user interface The traditional interface and fast key sequences. Figure 2-1: Field Communicator Traditional Interface Table 2-1: Traditional Interface Fast Key Sequences Function...
  • Page 8 Meter Configuring 1, 3, 3, 4, 1 Write Protect 1, 2, 3 Meter Decimal 1, 3, 3, 4, 2 2-Wire Offset 1, 3, 2, 1, 2, 1 Point Num Req Preams 1, 3, 3, 3, 2 Rosemount 644H and 644R...
  • Page 9 April 2019 Quick Start Guide Input/verify the Callendar Van-Dusen constants on the Field Communicator traditional user interface If using sensor matching with this combination of a transmitter and sensor, verify the constants input. Procedure 1. From the Home screen, select 1 Device Setup > 3 Configuration > 2 Sensor Config >...
  • Page 10 Message 1, 7, 7 Variable Re-Map 2, 2, 5, 5, 5 Meter Configuring 2, 2, 3, 1 Write Protect 2, 2, 4, 6 Meter Decimal 2, 2, 3, 2 2-Wire Offset 2, 2, 1, 5 Point Rosemount 644H and 644R...
  • Page 11 April 2019 Quick Start Guide Input/verify the Callendar Van-Dusen constants on the Field Communicator device dashboard If using sensor matching with this combination of a transmitter and sensor, verify the constants input. Procedure 1. From the Home screen, select 2 Configure > 2 Manual Setup > 1 Sensor.

  • Page 12: Set Switches

    6. Apply power and set the loop to automatic control. ™ Set switches on the Rosemount 644R The switch is located on the middle of the front panel. Procedure 1. Open the transmitter's front door. 2. Set the switch to the desired position. Rosemount 644H and 644R...

  • Page 13: Mount The Transmitter

    April 2019 Quick Start Guide Mount the transmitter Mount the transmitter at a high point in the conduit run to prevent moisture from draining into the transmitter housing. Install connection head Head mount transmitter with DIN plate style sensor. Procedure 1.
  • Page 14 The transient protector requires the use of an enclosure of at least 3.5-in. (89 mm) in diameter. 5. Pull the sensor wiring leads through the universal head and transmitter. Mount the transmitter in the universal head by Rosemount 644H and 644R...
  • Page 15 April 2019 Quick Start Guide 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.
  • Page 16 2. Attach the thermowell to the pipe or process container wall. 3. Install and tighten the thermowell, according to plant standards, before applying pressure. 4. Attach the sensor to the connection head and mount the entire assembly to the thermowell. Rosemount 644H and 644R...
  • Page 17 April 2019 Quick Start Guide 5. Attach and connect sufficient lengths of sensor lead wire from the connection head to the sensor terminal block. 6. Tighten the connection head cover. Important Enclosure covers must be fully engaged to meet explosion-proof requirements.
  • Page 18 9. Attach and tighten the connection head cover. Important Enclosure covers must be fully engaged to meet explosion-proof requirements. 10. Set the transmitter failure mode switch. 11. Attach the sensor wires to the transmitter. Wire and apply power Rosemount 644H and 644R...

  • Page 19: Wire And Apply Power

    The transmitters must be configured for at least a 3-wire RTD in order to recognize an RTD with a compensation loop. Power the transmitter Rosemount 644H Rosemount 644R Note Max torque is 6 in-lbs. (0.7 N-m) A.
  • Page 20 Ground the transmitter: option 1 Procedure 1. Connect sensor wiring shield to the transmitter housing. 2. Ensure the sensor shield is electrically isolated from surrounding fixtures that may be grounded. 3. Ground signal wiring shield at the power supply end. Rosemount 644H and 644R...
  • Page 21 April 2019 Quick Start Guide Example A. Sensor wires B. Transmitter C. Shield ground point D. 4-20 mA loop 5.4.2 Ground the transmitter: option 2 Procedure 1. Connect signal wiring shield to the sensor wiring shield. 2. Ensure the two shields are tied together and electrically isolated from the transmitter housing.
  • Page 22 2. Ensure the sensor wiring and signal wiring shields are electrically isolated from the transmitter housing. 3. Do not connect the signal wiring shield to the sensor wiring shield. 4. Ground the signal wiring shield at the power supply end. Rosemount 644H and 644R...
  • Page 23 April 2019 Quick Start Guide Example A. Sensor wires B. Transmitter C. Shield ground point D. 4-20 mA loop 5.4.4 Ground the transmitter: option 4 Procedure 1. Ground sensor wiring shield at the sensor. 2. Ensure the sensor wiring and signal wiring shields are electrically isolated from the transmitter housing.
  • Page 24 Quick Start Guide April 2019 Example A. Sensor wires B. Transmitter C. Shield ground point D. 4-20 mA loop Rosemount 644H and 644R...

  • Page 25: Perform A Loop Test

    April 2019 Quick Start Guide Perform a loop test The analog loop test 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 a loop test, follow the steps below. The host system may provide a current measurement for the 4–20 mA ®...
  • Page 26 After completing the test, the display returns to the loop test screen and allows you to choose another output value. 7. To end the loop test, select 5 End and Enter. Rosemount 644H and 644R...

  • Page 27: Product Certifications

    A copy of the EU Declaration of Conformity can be found at the end of the Quick Start Guide. The most recent revision of the EU Declaration of Conformity can be found at Emerson.com/Rosemount. Ordinary Location Certification As standard, the transmitter has been examined and tested to determine...
  • Page 28 Certificate: 1091070 Standards: FM Class 3600: 2011, FM Class 3610: 2010, FM Class 3611: 2004, UL Std. No. 61010-1-12, UL Std. No. 50E, CAN/CSA C22.2 No. 60529-05, UL Std. No. 60079-11: Ed. 6 Rosemount 644H and 644R...
  • Page 29 April 2019 Quick Start Guide Markings: IS CL I/ II/ III, DIV 1, GP A, B, C, D, E, F, G; CL I ZONE 0 AEx ia IIC; NI CL I, DIV 2, GP A, B, C, D Special Conditions for Safe Use (X): 1.
  • Page 30 [Railmount HART]: BAS00ATEX1033X Standards: EN IEC 60079-0: 2018, EN 60079-11: 2012 Markings: [HART]: II 1 G Ex ia IIC T6…T4 Ga; [Fieldbus/PROFIBUS]: II 1 G Ex ia IIC T4 Ga Table 7-2 for Entity Parameters and Temperature Classifications. Rosemount 644H and 644R...
  • Page 31 April 2019 Quick Start Guide Special Conditions for Safe Use (X): 1. The equipment must be installed in an enclosure which affords it a degree of protection of at least IP20 in accordance with the requirements of IEC 60529. Non-metallic enclosures must have a surface resistance of less than 1G Ω;...
  • Page 32 1. See certificate for ambient temperature range. 2. The non-metallic label may store an electrostatic charge and become a source of ignition in Group III environments. 3. Guard the LCD display cover against impact energies greater than 4 joules. Rosemount 644H and 644R...
  • Page 33 April 2019 Quick Start Guide 4. Flameproof joints are not intended for repair. 5. A suitable certified Ex d or Ex tb enclosure is required to be connected to temperature probes with Enclosure option “N”. 6. Care shall be taken by the end user to ensure that the external surface temperature on the equipment and the neck of DIN Style Sensor probe does not exceed 130 °C.
  • Page 34 Enclosure option “N”. 6. Care shall be taken by the end user to ensure that the external surface temperature on the equipment and the neck of DIN Style Sensor probe does not exceed 130 °C. Rosemount 644H and 644R...
  • Page 35 April 2019 Quick Start Guide 7. Non-Standard Paint options may cause risk from electrostatic discharge. Avoid installations that cause electrostatic build-up on painted surfaces, and only clean the painted surfaces with a damp cloth. If paint is ordered through a special option code, contact the manufacturer for more information.
  • Page 36 ≤ +40 °C), T5…T1(–50 °C ≤ T ≤ +60 °C); Special Conditions for Safe Use (X): 1. See certificate TR CU 012/2011 for ambient temperature range. 2. Guard the LCD display cover against impact energies greater than 4 joules. Rosemount 644H and 644R...
  • Page 37 April 2019 Quick Start Guide 3. Flameproof joints are not intended for repair. 4. Non-standard paint options may cause risk from electrostatic discharge. Avoid installations that cause electrostatic build-up on painted surfaces, and only clean the painted surfaces with a damp cloth.
  • Page 38 IP20. 2. Non-metallic enclosures must have a surface resistance of less than 1G Ω; light alloy or zirconium enclosures must be protected from impact and friction when installed in a zone 0 environment. Rosemount 644H and 644R...
  • Page 39 April 2019 Quick Start Guide 7.12 Combinations K1 Combination of E1, I1, N1, and ND K2 Combination of E2 and I2 K5 Combination of E5 and I5 K7 Combination of E7, I7, N7, and NK KA Combination of K6, E1, and I1 KB Combination of K5 and K6 KC Combination of I5 and I6 KD Combination of E5, I5, K6, E1, and I1...
  • Page 40 1.0 at T5(-60 °C ≤ T ≤ .80 at T5(-60 °C ≤ T ≤ +40 °C) +40 °C) 1.0 at T4(-60 °C ≤ T ≤ .80 at T4(-60 °C ≤ T ≤ +80 °C) +80 °C) (nF) 2.1 (mH) Rosemount 644H and 644R...
  • Page 41 April 2019 Quick Start Guide 7.15 Declaration of Conformity Quick Start Guide...
  • Page 42 Quick Start Guide April 2019 Rosemount 644H and 644R...
  • Page 43 April 2019 Quick Start Guide Quick Start Guide...
  • Page 44 Quick Start Guide April 2019 Rosemount 644H and 644R...
  • Page 45 April 2019 Quick Start Guide Figure 7-1: China RoHS Table Quick Start Guide...
  • Page 46 Quick Start Guide April 2019 Rosemount 644H and 644R...
  • Page 47 April 2019 Quick Start Guide Quick Start Guide...
  • Page 48 The Emerson logo is a Facebook.com/Rosemount trademark and service mark of Emerson Electric Youtube.com/user/ Co. Rosemount is mark of one of the Emerson RosemountMeasurement family of companies. All other marks are the Google.com/+RosemountMeasurement property of their respective owners.

This manual is also suitable for:

Rosemount 644r