Emerson Rosemount 648 Reference Manual
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Emerson Rosemount 648 Reference Manual

Emerson Rosemount 648 Reference Manual

Wireless temperature transmitter with rosemount x-well technology
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Reference Manual
00809-0200-4648, Rev CB
March 2024
Rosemount
™
648 Wireless Temperature
Transmitter
with Rosemount X-well
Technology
™

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Summary of Contents for Emerson Rosemount 648

  • Page 1 Reference Manual 00809-0200-4648, Rev CB March 2024 Rosemount ™ 648 Wireless Temperature Transmitter with Rosemount X-well Technology ™...
  • Page 2 Safety messages Transmitter hardware revision HART device revision ® Device install kit/device descriptor (DD) revision Device Revision 4, DD Revision 1 or higher  WARNING 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 NOTICE The Rosemount 648 Wireless and all other wireless devices should be installed only after the Wireless Gateway has been installed and is functioning properly. Wireless devices should also be powered up in order of proximity from the Wireless Gateway, beginning with the closest. This will result in a simpler and faster network installation.

  • Page 5: Table Of Contents

    6.4 LCD display..........................62 6.5 Wireless network........................62 Appendix A  Reference data........................65 A.1 Ordering information, specifications, and drawings............65 A.2 Product certifications........................65 Appendix B  Mapping for Non device descriptor (DD) based integration with host systems.....67 B.1 Alert message mapping......................67 B.2 Mapping device variable index numbers................68 Rosemount 648...
  • Page 6 Contents Reference Manual March 2024 00809-0200-4648 Emerson.com...

  • Page 7: Chapter 1 Introduction

    Reference Manual Introduction 00809-0200-4648 March 2024 Introduction 1.1  Product recycling/disposal Consider recycling equipment and packaging. Dispose of the product and packaging in accordance with local and national legislation. Rosemount 648...
  • Page 8 Introduction Reference Manual March 2024 00809-0200-4648 Emerson.com...

  • Page 9: Chapter 2 Configuration

    Communication device and AMS Device Manager instructions are given to perform configuration functions. For convenience, communication device Fast Key sequences are labeled “Fast Keys” for each software function below the appropriate headings. Sensor input trim example Fast Keys sequence 1,2,3, etc. Rosemount 648...

  • Page 10: Sensor Connections

    5 ohms per lead (equivalent to 500 ft. [152.4 m] of 20 AWG wire). In this case, Emerson recommends shielding the leads between the RTD and the transmitter. 2.2.1 ...
  • Page 11 RTD and Ω RTD and Ω RTD and Ω Note Emerson provides 4-wire sensors for all single element RTDs. Use these RTDs in 3-wire configurations by leaving the unneeded leads disconnected and insulated with electrical tape. 2.2.2  Lead wire configuration...
  • Page 12 Configuration Reference Manual March 2024 00809-0200-4648 Figure 2-4: Rosemount 65, 78 High Temp, 68 RTD Single Element A. White B. Red Figure 2-5: Rosemount 183 Thermocouple Type J Type E White Purple Type K Type T Yellow Blue Emerson.com...
  • Page 13 1. Remove the transmitter enclosure cover (if applicable). 2. Attach the sensor leads according to the wiring diagrams. 3. Connect the power module. 4. Verify the connection by observing the LCD display (if applicable). 5. Reattach and tighten the cover (if applicable). Rosemount 648...

  • Page 14: Bench Top Configuration

    For HART Wireless transmitter communication via a communication device, a 648 Wireless Device descriptor (DD) is required. 648 Wireless Transmitters equipped with Rosemount X-well Technology requires DD revision 648 Dev. 4 Rev. 1 or higher to view X-well functionality. To obtain the latest DD, visit Software & Drivers. Emerson.com...
  • Page 15 Every temperature sensor has unique characteristics. In order to ensure the most accurate measurement, the configure the transmitter to match the specific sensor that it will be connected to. Prior to installation, verify the configuration and connection settings of the temperature sensor through a communication device or AMS Device Manager. Rosemount 648...

  • Page 16: Hart ® Menu Tree

    For HART Wireless transmitter communication via a communication device, a Wireless Device descriptor (DD) is required. 648 Wireless Transmitters with X-well Technology requires DD revision Dev. 4 Rev.1 or higher to view X-well functionality. To obtain the latest DD, visit the Software & Drivers. Figure 2-8: Overview Emerson.com...
  • Page 17 Reference Manual Configuration 00809-0200-4648 March 2024 Figure 2-9: Configure Rosemount 648...
  • Page 18 Configuration Reference Manual March 2024 00809-0200-4648 Figure 2-10: Service Tools Emerson.com...

  • Page 19: Fast Key Sequences

    Security Sensor Calibration 3, 5, 2 • Sensor Value • Sensor Status • Current Lower Trim • Current Upper Trim • RTD 2 Wire Offset • Lower Sensor Trim • Upper Sensor Trim • Device Variable Trim Reset Rosemount 648...

  • Page 20: Basic Setup

    4. Using a communication device or AMS Device Manager to communicate with the transmitter, enter the Network ID and Join Key so they match the Network ID and Join Key of the Wireless Gateway and the other devices in the network. Emerson.com...
  • Page 21 If the Network ID and Join Key are not identical to those set in the Gateway, the transmitter will not communicate with the network. To obtain the Network ID and Join Key, go to System Settings → Network → Network Settings on the Wireless Gateway web based user interface. Figure 2-11: Wireless Gateway Network Settings page Rosemount 648...

  • Page 22: Configure Update Rate

    Only insert the power module when the device is ready to be commissioned. Use caution when handling the power module. Figure 2-12: Terminal block Connect the HART communication leads to the terminals on the terminal block. ® COMM Figure 2-13: Communication device connections P/N 00753-9200-0020 COMM Emerson.com...

  • Page 23: Calibration

    4. Select 6 Lower Sensor Trim or 7 Upper Sensor Trim. Note Emerson recommends performing lower offset trims first, before performing upper slope trims. 5. Answer the question about using an active calibrator or not.

  • Page 24: Transmitter-Sensor Matching

    (see Figure 2-14) if you have a sensor with Callendar- Van Dusen constants. When ordered from Emerson, sensors with Callendar-Van Dusen constants are National Institute of Standards and Technology (NIST)-traceable. 2, 1, 1 Fast keys The wireless transmitter accepts Callendar-Van Dusen constants from a calibrated RTD schedule and generates the actual curve to match that specific sensor curve.

  • Page 25: Advanced Setup

    2.8  Advanced setup 2.8.1  LCD display The LCD display configuration command allows customization of the LCD display to suit application requirements. The LCD display will alternate between the selected items: • Temperature units • Sensor temperature Rosemount 648...
  • Page 26 Once selected, pipe material, line size, and pipe schedule information is required when configuring Rosemount X-well technology. This section is referring to the process pipe properties that Rosemount 648 Wireless and 0085 Pipe Clamp Sensor with Rosemount X-well technology is going to be installed in. This information is required for the in-transmitter algorithm to accurately calculate process temperature.
  • Page 27 1. From the Home screen, select 2: Configure. 2. Select 1: Guided Setup. 3. Select 1: Configure Sensor. 4. Select 1: Configure Sensor Type and Units. 5. Select either Rosemount X-well Process or Rosemount X-well Custom. 6. Select configurations and select Enter. Rosemount 648...
  • Page 28 3. Select the Sensor tab. 4. Select either Rosemount X-well Process or Rosemount X-well Custom. 5. Select configurations and select Send. Figure 2-15: Manual Setup - Sensor Screen for the Rosemount 648 Wireless with Rosemount X-well Technology View X-well measurement details Perform the following procedure to view live and trend data and trending for: •...

  • Page 29: Process Alerts

    Communication Device, AMS Device Manager status screen or in the error section of the LCD display. The alert will reset once the value returns within range. Note HI alert value must be higher than the LO alert value. Both alert values must be within the temperature sensor limits. Rosemount 648...
  • Page 30 To configure the process alerts with a Communication Device: Procedure 1. From the HOME screen, go to 2 Configure → 1 Guided Setup → 1 Guided Setup. 2. Select one of the following: • 2 for Hi-Hi Alarm • 3 for Hi Alarm • 4 for LO Alarm Emerson.com...

  • Page 31: Remove Power Module

    The Power Module should be inserted only when the device is ready to be commissioned. Use caution when handling the Power Module. The Power Module may be damaged if dropped from heights in excess of 20 ft. (6.1 m). Rosemount 648...
  • Page 32 Configuration Reference Manual March 2024 00809-0200-4648 Emerson.com...

  • Page 33: Chapter 3 Installation

    Figure 3-1: Antenna Position 3.2.3  Conduit entry Upon installation, ensure each conduit entry is either sealed with a conduit plug using approved thread sealant, or has an installed conduit fitting or cable gland with appropriate threaded sealant. Rosemount 648...
  • Page 34 Wireless Transmitter ® communication via a Communication Device, a Rosemount 648 Wireless Device Dashboard (DD) is required. Rosemount 648 Wireless Transmitters equipped with Rosemount X-well Technology requires DD revision 648 Dev. 4 Rev. 1 or higher to view Rosemount X-well functionality.

  • Page 35: Physical Installation

    Wireless devices should be powered up in order of proximity from the Wireless Gateway, beginning with the closest device to the gateway. This will result in a simpler and faster network installation. Figure 3-4: Installing Electronics Housing Cover 5. Close housing cover and tighten to safety specification. Rosemount 648...

  • Page 36: Remote Mount

    4. Attach sensor wiring to the terminals as indicated on the wiring diagram. 5. Connect Black Power Module. NOTICE Wireless devices should be powered up in order of proximity from the wireless gateway, beginning with the closest device to the Gateway. This will result in a simpler and faster network installation. Emerson.com...
  • Page 37 7. Position antenna vertically, either straight up or straight down. NOTICE The antenna should be approximately 3 ft. (1 m) from any large structures or buildings. This will allow clear communication to other devices. Figure 3-7: Possible Antenna Rotation Rosemount 648...
  • Page 38 NOTICE Do not apply insulation over transmitter head. 4. Although it will come factory configured as such, ensure that pipe clamp RTD sensor is assembled in 3-wire configuration. Figure 3-8: Rosemount 648 Wireless with Rosemount X-well Technology Installation Drawing Emerson.com...

  • Page 39: Ground The Transmitter

    The transmitter will operate with the housing either floating or grounded. However, the extra noise in floating systems affects many types of readout devices. If the signal appears noisy or erratic, grounding the transmitter at a single point may solve the problem. Rosemount 648...
  • Page 40 2. Ensure the transmitter housing is electrically isolated from the sensor wiring. A. Sensor wires B. Transmitter C. Shield ground point Option 2 Procedure 1. Ground sensor wiring shield at the sensor. 2. Ensure the sensor wiring and shield is electrically isolated from the transmitter housing. Emerson.com...
  • Page 41 Reference Manual Installation 00809-0200-4648 March 2024 A. Sensor wires B. Transmitter C. Shield ground point NOTICE Always use facility recommended wiring practices. Rosemount 648...
  • Page 42 Installation Reference Manual March 2024 00809-0200-4648 Emerson.com...

  • Page 43: Chapter 4 Commissioning

    March 2024 4  Commissioning 4.1  Overview The information in this section contains techniques to properly commission the device. A Rosemount 648 Wireless Temperature Transmitter Quick Start Guide is shipped with every transmitter to describe basic installation and startup procedures. Rosemount 648...

  • Page 44: Verify Operation

    1 parent 2 parents n e t w k N E T w K n e t w k n e t w k S R C H N G N E G O T L I M - O P Emerson.com...
  • Page 45 4.2.3  Wireless Gateway If the Rosemount 648 Wireless was configured with the Network ID and Join Key and sufficient time for network polling has passed, the transmitter will be connected to the network. To verify device operation and connectivity using the Wireless Gateway's web based user interface, navigate to the Devices page.

  • Page 46: Ams Wireless Configurator

    AMS Wireless Configurator For HART Wireless transmitter communication via AMS Wireless Configurator, a Rosemount 648 Wireless Device descriptor (DD) is required. Rosemount 648 Wireless Transmitters equipped with Rosemount X-well technology requires DD revision 648 Dev. 4 Rev. 1 or higher to view Rosemount X-well functionality. To obtain the latest DD, visit the Software Downloads &...

  • Page 47: Operation And Maintenance

    - will not display if all characters are blank A b c d e f g h   PV Screen: process temperature, ohms or mV value depending on how the device is configured s n s r 1 0. 0 2 d e g c   Rosemount 648...
  • Page 48 7. 2 1 v o l t s   Alert Screen: at least one alert is present - this screen will not display if no alerts are present a l e r t p r e s n t   Emerson.com...

  • Page 49: Diagnostic Button Screen Sequence

      Diagnostic Button Screen 5: voltage reading at the power module terminals S u p l y 7. 2 1 v o l t s   Rosemount 648...

  • Page 50: Network Diagnostic Status Screens

    Diagnostic Button Screen 4.4: the device is in active search N E T w K S R C H N G   Diagnostic Button Screen 4.5: the device is in passive search n e t w k p - s r c h   Emerson.com...
  • Page 51   Diagnostic Button Screen 4.10: the device has joined a network and has been fully configured but has only one parent device n e t w k L I M - O P   Rosemount 648...

  • Page 52: Device Diagnostic Screens

    TV Screen: feature board temperature value D E V 2 5. 2 5 d e g c   QV Screen: voltage reading at the power module terminals S u p l y 7. 2 1 v o l t s   Emerson.com...
  • Page 53 - if this is a self- powered device, the power module should be replaced - for line powered devices, the supply voltage should be s u p l y increased l o w   Rosemount 648...
  • Page 54 - check the process, and sensor wiring connections - check additional status for s n s r more detailed information of the warning source w a r n   Note Use the Rosemount Wireless LCD display part number: 00753-9004-0002. Emerson.com...

  • Page 55: Power Module Replacement

    (6.1 m). Use caution when handling the black power module.  WARNING Battery hazards remain when cells are discharged. Reference conditions are +70 °F (21° C), transmit rate of once per minute, and routing data for three additional network devices. Rosemount 648...

  • Page 56: Environmental Considerations

    Environmental considerations NOTICE As with any battery, consult local environmental rules and regulations for proper management of spent batters. If no specific requirements exist, Emerson encourages recycling through a qualified recycler. For battery specific information, consult the Safety Data Sheet.

  • Page 57: Chapter 6 Troubleshooting

    2. Verify the integrity of the sensor and sensor lead wires. If the sensor is faulty, repair or replace the sensor. 3. Reconfirm sensor configuration. 4. Replace the sensor. 5. If problem persists, replace the electronics. Rosemount 648...
  • Page 58 3. Reconfirm sensor configuration. 4. Reset the device. 5. Replace the sensor. 6.2.8  Electronics temperatures has exceeded limits Description The electronics temperature has exceeded the transmitter's maximum range. Recommended actions 1. Verify environmental temperature is within the transmitter’s range. Emerson.com...
  • Page 59 The device has detected a configuration error based on a change to the device. Recommended actions 1. Select details for more information. 2. Correct the parameter that has a configuration error. 3. Reset the device. 4. If the condition persists, replace the electronics. Rosemount 648...
  • Page 60 2. Reconfirm the user defined alarm limit. 3. If not needed, disable this alert. 6.2.17  Button stuck Description A button on the Electronic Board is detected as stuck in the active position. Recommended actions 1. Check the buttons for obstructions. Emerson.com...

  • Page 61: Transmitter Output

    2. Connect a Communication Device and check the sensor limits to ensure calibration adjustments are within the sensor range. 6.3.2  Digital temperature output is erratic Potential cause Wiring Recommended actions Check sensor wiring integrity at all junctions to ensure proper connections. Potential cause Electronics module Rosemount 648...

  • Page 62: Lcd Display

    Device not joining the network Recommended actions 1. Verify network ID and join key. 2. Verify network is in active network advertise. 3. Wait longer (30 minutes). 4. Check power module. 5. Verify device is within range of at least one other device. Emerson.com...
  • Page 63 2. Increase communication paths by adding more wireless points. 3. Check that device has been on line for at least an hour. 4. Check that device is not routing through a “limited” routing node. 5. Create a new network with an additional Wireless Gateway. Rosemount 648...
  • Page 64 Troubleshooting Reference Manual March 2024 00809-0200-4648 Emerson.com...

  • Page 65: Appendix A Reference Data

    March 2024 A  Reference data A.1  Ordering information, specifications, and drawings To view current Rosemount 648 Wireless Temperature Transmitter ordering information, specifications, and drawings, follow these steps: Procedure 1. Go to Rosemount 648 Wireless Temperature Transmitter. 2. Scroll as needed to the green menu bar and click Documents & Drawings.
  • Page 66 Reference data Reference Manual March 2024 00809-0200-4648 Emerson.com...

  • Page 67: Appendix B Mapping For Non Device Descriptor (Dd) Based Integration With Host Systems

    Alert message mapping This outlines the most important alerts in the HART command 48 Additional Status Field for the Rosemount 648 Wireless Temperature Transmitter. The information in this section can be used by DeltaV for alert monitoring, and in the Emerson 1410S Wireless Gateway ™...

  • Page 68: Mapping Device Variable Index Numbers

    Location of the Alert in the HART command 48 Status field. B.2  Mapping device variable index numbers To integrate a device into the host system, it may be necessary to know what each device variable represents and what index number it has been assigned to. The variable index Emerson.com...
  • Page 69 Device variable index Supply Voltage Electronics Temperature Process Temperature Terminal Temperature (for CJC) Percent of Range Variable mapping 2 - Process Temperature 3 - Terminal Temperature 1 - Electronics Temperature 0 - Supply Voltage Rosemount 648...
  • Page 70 Emerson Terms and Conditions of Sale are available upon request. The Emerson logo is a trademark and service mark of Emerson Electric Co. Rosemount is a mark of one of the Emerson family of companies. All other marks are the property of their respective owners.

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