Rosemount 752 Reference Manual
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Rosemount 752 Reference Manual

Rosemount 752 Reference Manual

Remote indicator with foundation fieldbus protocol
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Reference Manual
00809-0100-4377, Rev BA
September 2010
Rosemount 752 Remote Indicator
™
with F
fieldbus protocol
OUNDATION
www.rosemount.com

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Summary of Contents for Rosemount 752

  • Page 1 Reference Manual 00809-0100-4377, Rev BA September 2010 Rosemount 752 Remote Indicator ™ with F fieldbus protocol OUNDATION www.rosemount.com...
  • Page 3 Read this manual before working with the product. For personal and system safety, and for optimum product performance, make sure you thoroughly understand the contents before installing, using, or maintaining this product. Within the United States, Rosemount Inc. has two toll-free assistance numbers: Customer Central Technical support, quoting, and order-related questions.

  • Page 5: Table Of Contents

    Warnings ..........2-1 Installation of the Rosemount 752 ......2-2 Set Switches.
  • Page 6 Reference Manual 00809-0100-4377, Rev BA Rosemount 752 September 2010 APPENDIX A Specifications..........A-1 Functional Specifications .

  • Page 7: Overview

    USING THIS MANUAL The sections in this manual provide information on configuring, troubleshooting, operating and maintaining the Rosemount 752 Remote Indicator with F fieldbus protocol. OUNDATION The sections in this manual are organized as follows: •...

  • Page 8: Service Support

    To expedite the return process outside of the United States, contact the nearest Rosemount representative. Within the United States, call the Rosemount National Response Center using the 1-800-654-RSMT (7768) toll-free number. This center, available 24 hours a day, will assist you with any needed information or materials.

  • Page 9: Foundation Fieldbus Function Blocks

    Reference Manual 00809-0100-4377, Rev BA Rosemount 752 September 2010 FIELDBUS OUNDATION For reference information on the LCD Transducer and Advanced Diagnostics Transducer blocks refer to “Foundation Fieldbus Block Information” on FUNCTION BLOCKS page A-1. Reference information on the ISEL, INT, ARTH, SGCR and PID blocks can be found in the Function Block manual document number 00809-0100-4783.
  • Page 10 Reference Manual 00809-0100-4377, Rev BA Rosemount 752 September 2010...

  • Page 11: Overview

    Rosemount 752 Remote Indicator with fieldbus protocol. This section is organized by block information. OUNDATION For detailed information about the function blocks used in the Rosemount 752 Remote Indicator, refer to “Block Information” on page C-1 and the Foundation fieldbus Block manual (00809-0100-4783).

  • Page 12: Installation Of The Rosemount 752

    Reference Manual 00809-0100-4377, Rev BA Rosemount 752 September 2010 INSTALLATION OF THE ROSEMOUNT 752 Set Switches Security (Write Protect) Changes can be prevented to the indicator configuration data with the write protection PlantWeb housing switches. Security is controlled by the security (write protect) switch/jumper located on the interface assembly or terminal block.

  • Page 13: Connect Wiring And Power Up

    Reference Manual 00809-0100-4377, Rev BA Rosemount 752 September 2010 Connect Wiring and Wiring for fieldbus protocol Power Up 1. Remove the housing cover on terminal compartment side. Do not remove the cover in explosive atmospheres when the circuit is live.
  • Page 14 Reference Manual 00809-0100-4377, Rev BA Rosemount 752 September 2010 Shield Wire Ground To protect the fieldbus segment from noise, grounding techniques for shield wire usually require a single grounding point for shield wire to avoid creating a ground loop. The ground point is typically at the power supply.

  • Page 15: General Considerations

    Reference Manual 00809-0100-4377, Rev BA Rosemount 752 September 2010 GENERAL CONSIDERATIONS Tagging Commissioning (Paper) Tag on a fieldbus segment When commissioning more than one device on a fieldbus segment, it can be difficult to identify which device is at a particular location. A removable tag provided with the indicator can aid in this process by linking the Device ID and a physical location.

  • Page 16: Hazardous Locations

    00809-0100-4377, Rev BA Rosemount 752 September 2010 HAZARDOUS The 752 Remote Indicator has explosion-proof housing and circuitry suitable for intrinsically safe and non-incendive operation. Individual indicators are LOCATIONS clearly marked with a tag indicating the certifications they carry. See Appendix B: Product Certificates for installation drawings.

  • Page 17: General Block Information

    Other Types of Modes Other types of modes are Cas, RCas, ROut, IMan and LO. Some of these may be supported by different function blocks in the 752. For more information, see the Function Block manual, document 00809-0100-4783. NOTE When an upstream block is set to OOS, this will impact the output status of all downstream blocks.

  • Page 18: Link Active Scheduler

    September 2010 Link Active Scheduler The 752 can be designated to act as the backup Link Active Scheduler (LAS) in the event that the LAS is disconnected from the segment. As the backup LAS, the 752 will take over the management of communications until the host is restored.

  • Page 19: Capabilities

    FEATURES_SEL FEATURES The FEATURES parameter is read only and defines which features are supported by the Rosemount 752. Below is a list of the FEATURES the 752 supports. UNICODE All configurable string variables in the Rosemount 752, except tag names, are octet strings.

  • Page 20: Max_Notify

    (on), the SW_SEL bit is automatically set to 0 (off) and is read only. FEATURES_SEL FEATURES_SEL is used to turn on any of the supported features. The default setting of the Rosemount 752 does not select any of these features. Choose one of the supported features if any. MAX_NOTIFY...

  • Page 21: Plantweb Alarms

    Reference Manual 00809-0100-4377, Rev BA Rosemount 752 September 2010 ™ PlantWeb Alarms The alarms and recommended actions should be used in conjunction with Section 2: Troubleshooting. The Resource Block will act as a coordinator for PlantWeb alarms. There will be three alarm parameters (FAILED_ALARM, MAINT_ALARM, and ADVISE_ALARM) which will contain information regarding some of the device errors which are detected by the indicator software.
  • Page 22 Reference Manual 00809-0100-4377, Rev BA Rosemount 752 September 2010 MAINT_ENABLED The MAINT_ENABLED parameter contains a list of conditions indicating the device or some part of the device needs maintenance soon. If the condition is ignored, the device will eventually fail.

  • Page 23: Lcd Transducer Block

    The meter features a four-line display and alarm. The 0-100% scaled bar graph is not used in the Rosemount 752. The first line of five characters displays the output description, the second line of seven digits displays the actual value, the third line of six characters displays engineering units and the fourth line displays “Error”...

  • Page 24: Custom Meter Configuration

    Reference Manual 00809-0100-4377, Rev BA Rosemount 752 September 2010 Custom Meter To configure parameters 1 – 8, use the configuration parameters below. Configuration The LCD Transducer Block can be configured to sequence eight different process variables. The output from blocks in other devices on the segment can be linked to one of the inputs of the ISEL block and then displayed on the LCD.
  • Page 25 Reference Manual 00809-0100-4377, Rev BA Rosemount 752 September 2010 Figure 2-5. Configuring the LCD to Display Data from a Different Device on the Fieldbus Segment Configuration Block DISPLAY_PARAM_SEL = n n= 1 - 8 Example: Display Value #1 For each value displayed:...
  • Page 26 Reference Manual 00809-0100-4377, Rev BA Rosemount 752 September 2010 2-16...

  • Page 27: Overview

    Descriptions (DD) and DD Methods to complete device configuration and will display data consistently across platforms. The DD can found on www.rosemount.com. There is no requirement that a host or configuration tool support these features. The information in this section will describe how to use methods in a general fashion.

  • Page 28: Safety Messages

    OUNDATION values • The Processor does a software reset of the CPU SOFTWARE UPGRADE Software for the 752 with F fieldbus is easy to upgrade in the field OUNDATION using the F fieldbus Common Device Software Download IN THE FIELD OUNDATION procedure.

  • Page 29: Overview

    LCD Transducer block ......page 4-6 OVERVIEW This section provides summarized troubleshooting suggestions for the most common operating problems. This section contains Rosemount 752 fieldbus troubleshooting information only. Follow the procedures described here to verify that indicator hardware and process connections are in good working order.

  • Page 30: Troubleshooting Guides

    Reference Manual 00809-0100-4377, Rev BA Rosemount 752 September 2010 TROUBLESHOOTING GUIDES Figure 4-1. Rosemount 752 troubleshooting flowchart PROBLEMS WITH COMMUNICATIONS Device does not Device does not appear on segment. stay on segment. 1. Check wiring to device. 2. Recycle power to device.
  • Page 31 Reference Manual 00809-0100-4377, Rev BA Rosemount 752 September 2010 Figure 4-2. Problems with communications flowchart COMMUNICATIONS ESTABLISHED BUT HAVE “BLOCK_ERR” OR AN “ALARM” CONDITION. ™ See “PlantWeb Alarms" on page 2-11 Problem Identified? Perform Recommended Action, see Table 2-1. Read the following parameters in the Resource Block to determine the recommended action.
  • Page 32 Reference Manual 00809-0100-4377, Rev BA Rosemount 752 September 2010 Table 4-1. Troubleshooting guide. Symptom Cause Recommended Actions Device does not show up on segment Unknown Recycle power to device No power to device 1. Ensure the device is connected to the segment.

  • Page 33: Resource Block

    Reference Manual 00809-0100-4377, Rev BA Rosemount 752 September 2010 RESOURCE BLOCK This section describes error conditions found in the Resource block. Read Table 4-2 through Table 4-4 to determine the appropriate corrective action. Table 4-2. Resource Block Block Errors BLOCK_ERR messages Table 4-2 lists conditions reported in the BLOCK_ERR parameter.

  • Page 34: Lcd Transducer Block

    BLOCK_ERR and if it says “BLOCK not configured properly. page 2-16. CONFIGURATION” perform the Recommended Action “752” is being displayed or not all of the values are The LCD block parameter See “LCD Transducer Block" on being displayed. “DISPLAY_PARAMETER_SELECT is not page 2-16.

  • Page 35: Specifications

    Reference Manual 00809-0100-4377, Rev BA Rosemount 752 September 2010 Appendix A Reference Information Specifications ........page A-1 Dimensional Drawings .

  • Page 36: Dimensional Drawings

    Reference Manual 00809-0100-4377, Rev BA Rosemount 752 September 2010 DIMENSIONAL DRAWINGS Figure A-1. Remote Pipe Mount Meter Mounting Configurations 1.82 (46) 2.66 (67) 6.90 (175) 6.24 (159) 3.08 (78) Figure A-2. Remote Panel Mount Meter Mounting Configurations 2.33 5.19 (59) (132) 4.48...

  • Page 37: Ordering Information

    September 2010 ORDERING INFORMATION Table A-1. Rosemount 752 Fieldbus Remote Indicator Ordering Information ★ The Standard offering represents the most common options. The starred options (★) should be selected for best delivery. __The Expanded offering is subject to additional delivery lead time.
  • Page 38 Reference Manual 00809-0100-4377, Rev BA Rosemount 752 September 2010...

  • Page 39: Approved Manufacturing Locations

    Emerson Process Management FZE — Jebel Ali Free Zone, Dubai European Directive The EC declaration of conformity for all applicable European directives for this product can be found on the Rosemount website at www.rosemount.com. A Information hard copy may be obtained by contacting our local sales office.

  • Page 40: Canadian Standards Association (Csa

    Temperatue Code T3C (T = 40 °C), Enclosure Type 4x I6/IF Intrinsically Safe for Class I, Division 1, Groups A, B, C, D when installed in accordance with Rosemount drawing 00752-1020. Temperature Code T3C (T = 40 °C). Enclosure Type 4X...
  • Page 41 60 °C) SPECIAL CONDITION FOR SAFE USE: For model 752... I2 fitted with the transient option, the apparatus is not capable of withstanding the 500 V test as defined in clause 6.3.12 of IEC 60079-11:2006. This must be taken into account during installation.

  • Page 42: Iecex Certifications

    Reference Manual 00809-0100-4377, Rev BA Rosemount 752 September 2010 IECEX CERTIFICATIONS N7 IECEx Non-incendive / Type N Certificate No.: IECEx BAS 04.0030X Ex nA II T5 (-40 °C T 70 °C) SPECIAL CONDITION FOR SAFE USE (X): When fitted with the transient option, the apparatus is not capable of withstanding the 500 V electrical strength test as defined in Clause 8 of IEC 60079-15:1987.

  • Page 43: Approval Drawings

    Reference Manual 00809-0100-4377, Rev BA Rosemount 752 September 2010 APPROVAL DRAWINGS...
  • Page 44 Reference Manual 00809-0100-4377, Rev BA Rosemount 752 September 2010...
  • Page 45 Reference Manual 00809-0100-4377, Rev BA Rosemount 752 September 2010...
  • Page 46 Reference Manual 00809-0100-4377, Rev BA Rosemount 752 September 2010...
  • Page 47 Reference Manual 00809-0100-4377, Rev BA Rosemount 752 September 2010...
  • Page 48 Reference Manual 00809-0100-4377, Rev BA Rosemount 752 September 2010 B-10...

  • Page 49: Resource Block

    LCD Transducer Block ......page C-7 RESOURCE BLOCK This section contains information on the Rosemount 752 Resource Block. Descriptions of all Resource Block Parameters, errors, and diagnostics are included.
  • Page 50 Reference Manual 00809-0100-4377, Rev BA Rosemount 752 September 2010 Parameter Index Valid Range Initial Value Units Other Description GRANT_DENY Options for controlling access of host computer and local control panels to operating, tuning and alarm parameters of the block. HARD_TYPES...
  • Page 51 Reference Manual 00809-0100-4377, Rev BA Rosemount 752 September 2010 Parameter Index Valid Range Initial Value Units Other Description CONFIRM_ 640000 1/32 The time the resource will wait for confirmation of receipt of a TIME millisec report before trying again. Retry will not happen when CONFIRM_TIME=0.
  • Page 52 Reference Manual 00809-0100-4377, Rev BA Rosemount 752 September 2010 Parameter Index Valid Range Initial Value Units Other Description RB_SFTWR_ set by build Read The string will contains the following fields: REV_ALL Only Major rev: 1-3 characters, decimal number 0-255 Minor rev: 1-3 characters, decimal number 0-255...
  • Page 53 Reference Manual 00809-0100-4377, Rev BA Rosemount 752 September 2010 Parameter Index Valid Range Initial Value Units Other Description SECURITY_IO Read Status of Security jumper/switch Uninitialized Only 1: Off 2: On SIMULATE_ 0 - 3 Read The state of the simulate jumper...
  • Page 54 Reference Manual 00809-0100-4377, Rev BA Rosemount 752 September 2010 Parameter Index Valid Range Initial Value Units Other Description ADVISE_MASK See Table 27 Mask of ADVISE_ALM. Corresponds bit of bit to ADVISE_ACTIVE. A bit on means that the condition is masked out from alarming.

  • Page 55: Lcd Transducer Block

    Reference Manual 00809-0100-4377, Rev BA Rosemount 752 September 2010 LCD TRANSDUCER BLOCK Parameter Index Description ALERT_KEY The identification number of the plant unit. BLK_TAG_1 The tag of the block containing DP1. BLK_TAG_2 The tag of the block containing DP2. BLK_TAG_3 The tag of the block containing DP3.
  • Page 56 Reference Manual 00809-0100-4377, Rev BA Rosemount 752 September 2010 Parameter Index Description PARAM_INDEX_2 The relative index of DP2 within its block. PARAM_INDEX_3 The relative index of DP3 within its block. PARAM_INDEX_4 The relative index of DP4 within its block. PARAM_INDEX_5 The relative index of DP5 within its block.
  • Page 57 Reference Manual 00809-0100-4377, Rev BA Rosemount 752 September 2010 Index ....2-8 Certifications FREE_SPACE Electro magnetic compatibility ....1-2 Address .
  • Page 58 Reference Manual 00809-0100-4377, Rev BA Rosemount 752 September 2010 ... 2-11 ... . . C-1 FAILED_PRI Resource block ... . 2-9 FEATURES .
  • Page 60 00809-0100-4377, Rev BA Rosemount 752 September 2010 Standard Terms and Conditions of Sale can be found at www.rosemount.com/terms_of_sale The Emerson logo is a trademark and service mark of Emerson Electric Co. Rosemount. and the Rosemount logotype are registered trademarks of Rosemount Inc.

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