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Endress+Hauser Deltabar FMD71 Operating Instructions Manual

Level measurement with electronic differential pressure electronic differential pressure transmitter with ceramic and metal sensors
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BA01044P/00/EN/04.14
71243974
Valid as of version
01.00.00
Products
Operating Instructions
Deltabar FMD71, FMD72
Level measurement with electronic differential pressure
Electronic differential pressure transmitter with ceramic
and metal sensors
Solutions
Services

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Summary of Contents for Endress+Hauser Deltabar FMD71

  • Page 1 Products Solutions Services BA01044P/00/EN/04.14 71243974 Valid as of version 01.00.00 Operating Instructions Deltabar FMD71, FMD72 Level measurement with electronic differential pressure Electronic differential pressure transmitter with ceramic and metal sensors...

  • Page 3: Table Of Contents

    Deltabar FMD71, FMD72 Table of contents Table of contents Document information ....5 Operation without an operating menu ......30 Document function .
  • Page 4 Table of contents Deltabar FMD71, FMD72 Repair ......70 14.1 General notes ......

  • Page 5: Document Information

    Deltabar FMD71, FMD72 Document information Document information Document function These Operating Instructions contain all the information that is required in various phases of the life cycle of the device: from product identification, incoming acceptance and storage, to mounting, connection, operation and commissioning through to troubleshooting, maintenance and disposal.
  • Page 6 Document information Deltabar FMD71, FMD72 1.2.3 Tool symbols Symbol Meaning Torx screwdriver A0013442 Flat blade screwdriver A0011220 Cross-head screwdriver A0011219 Allen key A0011221 Hexagon wrench A0011222 1.2.4 Symbols for certain types of information Symbol Meaning Permitted Indicates procedures, processes or actions that are permitted.

  • Page 7: Documentation

    Indicates the non-hazardous area. A0011188 Documentation The document types listed are available: • On the CD supplied with the device • In the Download Area of the Endress+Hauser Internet site: www.endress.com Download 1.3.1 Technical Information TI01033P: helps in planning your device The document contains all the technical data on the device and provides an overview of the accessories and other products that can be ordered for the device.

  • Page 8: Registered Trademarks

    Document information Deltabar FMD71, FMD72 Device Certificate/type of protection Documentation Version FMD72 CSA C/US XP Cl.I Div.1 Gr.A-D, Ex d [ia], Zone 0,1,2 XA00627P FMD72 CSA C/US NI, Cl.I Div.2 Gr.A-D, Zone 2 XA00671P FMD72 FM C/US IS Cl.I Div.1 Gr.A-D, AEx ia, Zone 0,1,2...

  • Page 9: Basic Safety Instructions

    The manufacturer is not liable for damage caused by improper or non-designated use. Verification for borderline cases: ‣ For special fluids and fluids for cleaning, Endress+Hauser is glad to provide assistance in verifying the corrosion resistance of fluid-wetted materials, but does not accept any warranty or liability.

  • Page 10: Workplace Safety

    It fulfills general safety requirements and legal requirements. It also conforms to the EC directives listed in the device-specific EC declaration of conformity. Endress+Hauser confirms this fact by applying the CE mark.

  • Page 11: Product Description

    Deltabar FMD71, FMD72 Product description Product description Product design Level measurement (level, volume and mass) with Deltabar: A0016449 Sensor module LP Sensor module HP Transmitter The FMD71/FMD72 is best suited to level measurement in tanks with pressure overlay or vacuum vessels and tanks, high distillation columns and other vessels with changing ambient temperatures.

  • Page 12: Function

    Product description Deltabar FMD71, FMD72 Function 3.2.1 Differential pressure generation The measurement chain for the calculation of the differential pressure can be represented by the following diagram: Sensor press. Measured pressure LP Sensor Sensor trim LP Pressure Corrected Pressure after...

  • Page 13: Incoming Acceptance And Product

    Deltabar FMD71, FMD72 Incoming acceptance and product identification Incoming acceptance and product identification Incoming acceptance DELIVERY NOTE A0015502 1 = 2 A0016870 Is the order code on the delivery note (1) identical to the order code on the product sticker (2)?

  • Page 14: Product Identification

    Are the CD-ROM (product documentation) and documentation present? If required (see nameplate): Are the safety instructions (XA) present? If one of these conditions is not met, please contact your Endress+Hauser sales office. Product identification The following options are available for identification of the measuring device: •...
  • Page 15 Deltabar FMD71, FMD72 Incoming acceptance and product identification Additional nameplate for devices with Ex approval A0021222 Approval-specific information Document number of Safety Instructions or drawing number Additional nameplate for devices with PVDF process connection A0022683 Application limits 4.3.2 Nameplates of the T17 transmitter housing Order code: Ext.
  • Page 16 Incoming acceptance and product identification Deltabar FMD71, FMD72 4.3.3 Nameplate of the sensor housing Sensor module Deltabar Ser. no.: Mat.: A0021224 Sensor serial number Identification of sensor type (HP/LP)

  • Page 17: Storage And Transport

    Deltabar FMD71, FMD72 Storage and transport Storage and transport Storage conditions Use original packaging. 5.1.1 Storage temperature range –40 to +80 °C (–40 to +176 °F) Transporting the product to the measuring point WARNING Risk of damage to housing! Risk of injury.

  • Page 18: Installation

    Installation Deltabar FMD71, FMD72 Installation When measuring in media containing solids, such as dirty liquids, installing separators and drain valves is useful for capturing and removing sediment. Mounting dimensions For dimensions, see the "Mechanical construction" section in TI01033P. Mounting location...

  • Page 19: Thermal Insulation - Fmd71 High-Temperature Version

    Deltabar FMD71, FMD72 Installation 2 mm 3 mm A0017506 Thermal insulation - FMD71 high-temperature version The FMD71 high-temperature version may only be insulated up to a certain height. The maximum permitted insulation height is indicated on the devices and applies to an insulation material with a heat conductivity ≤...

  • Page 20: Installing The Sensor Modules

    Installation Deltabar FMD71, FMD72 Installing the sensor modules 6.6.1 General installation instructions • The nameplate on the sensor module specifies where the sensor module is typically installed: HP (bottom) LP (top) For further information, see the "Function" (  12) section.

  • Page 21: Installing The Transmitter

    Deltabar FMD71, FMD72 Installation A0017514 Installing the transmitter The transmitter is installed with the mounting bracket supplied. The mounting bracket can be installed on pipes with a diameter of 1¼" to 2" or on walls. In the case of pipe mounting, the nuts on the bracket must be tightened uniformly with a torque of at least 5 Nm (3.69 lbf ft).

  • Page 22: Closing The Housing Covers

    Installation Deltabar FMD71, FMD72 2. Unscrew the electronics compartment cover from the transmitter housing. 3. Pull out the display module with a gentle rotational movement. 4. Rotate the display module into the desired position: max. 4 × 90° in each direction.

  • Page 23: Post-Installation Check

    Deltabar FMD71, FMD72 Installation 6.10 Post-installation check Is the device undamaged (visual inspection)? Does the device conform to the measuring point specifications? For example: • Process temperature • Process pressure • Ambient temperature • Measuring range Are the measuring point identification and labeling correct (visual inspection)?

  • Page 24: Electrical Connection

    Electrical connection Deltabar FMD71, FMD72 Electrical connection WARNING If the operating voltage is > 35 VDC: Dangerous contact voltage at terminals. Risk of electric shock! ‣ In a wet environment, do not open the cover if voltage is present. The sensor modules have a designation independent of the master/slave configuration.

  • Page 25: Connecting The Sensor Module Hp To The Transmitter

    Deltabar FMD71, FMD72 Electrical connection 7.1.1 Screening with cable shield Screening with cable shield is described in the associated documentation SD00354P. The documentation is provided with the connecting cables. Connecting the sensor module HP to the transmitter WARNING Supply voltage might be connected! Risk of electric shock and/or explosion! ‣...

  • Page 26: Connecting The Measuring Unit

    Electrical connection Deltabar FMD71, FMD72 Connecting the measuring unit 7.3.1 Terminal assignment WARNING Supply voltage might be connected! Risk of electric shock and/or explosion! ‣ Switch off the supply voltage before connecting the device. NOTICE Limitation of electrical safety due to incorrect connection! ‣...

  • Page 27: Connection Conditions

    A0019993 Connection conditions 7.4.1 Cable specification for transmitter connection • Endress+Hauser recommends using twisted, shielded two-wire cables. • Terminals for core cross-sections0.5 to 2.5 mm (20 to 14 AWG) • The cable outer diameter depends on the cable entry used.

  • Page 28: Connection Data

    Electrical connection Deltabar FMD71, FMD72 7.4.2 Cable glands Explosion protection Cable gland Permitted cable diameter Permitted wire cross-sections • Standard Plastic M20x1.5 5 to 10 mm (0.2 to 0.39 in) 0.5 to 2.5 mm (20 to 14 AWG) • Ex ia •...

  • Page 29: Post-Connection Check

    Deltabar FMD71, FMD72 Electrical connection R Lmax R Lmax [ ] W [ ] W 1435 1391 1217 1174 Test Test 40 45 40 45 U – 12 V U – 13 V R Lmax R Lmax £ £ 23 mA...

  • Page 30: Operation Without An Operating

    Operation without an operating menu Deltabar FMD71, FMD72 Operation without an operating menu Position of operating elements 8.1.1 Operating keys on the exterior of the device With the T14 housing (aluminum or stainless steel), the operating keys are located either outside of the housing, under the protection cap or inside on the electronic insert.
  • Page 31 Deltabar FMD71, FMD72 Operation without an operating menu 8.1.3 Function of the DIP switches Switch Symbol/ Switch position labeling "off" "on" The device is unlocked. Parameters relevant The device is locked. Parameters to the measured value can be modified. relevant to the measured value cannot A0011978 be modified.

  • Page 32: Operation With An Operating

    Operation with an operating menu Deltabar FMD71, FMD72 Operation with an operating menu Operating concept Operation with an operating menu is based on an operation concept with "user roles" . User role Meaning Operator Operators are responsible for the devices during normal "operation". This is usually limited to reading process values either directly at the device or in a control room.

  • Page 33: Operating Options

    Deltabar FMD71, FMD72 Operation with an operating menu User role Submenu Meaning/use Diagnostics Contains all the parameters that are needed to detect and analyze operating errors. This submenu has the following structure: • Diagnostic list Contains up to 10 currently pending error messages.
  • Page 34 Operation with an operating menu Deltabar FMD71, FMD72 • 8-digit measured value display incl. sign and decimal point, bargraph for 4 to 20 mA HART as current display. • Simple and complete menu guidance thanks to separation of the parameters into several levels.
  • Page 35 Deltabar FMD71, FMD72 Operation with an operating menu Display symbols for locking status Symbol Meaning Lock symbol The operation of the device is locked. To unlock device, see section on "Unlocking/locking A0011978 configuration"(  42). Display symbols for communication Symbol...

  • Page 36: Operation Using Endress+Hauser Operating Program

    Operation using Endress+Hauser operating program The FieldCare operating program is an Endress+Hauser plant asset management tool based on FDT technology. With FieldCare, you can configure all Endress+Hauser devices as well as devices from other manufacturers that support the FDT standard.

  • Page 37: Direct Access To Parameters

    Deltabar FMD71, FMD72 Operation with an operating menu www.de.endress.com Search: FieldCare FieldCare Technical data. FieldCare supports the following functions: • Configuration of transmitters in online/offline mode • Loading and saving device data (upload/download) • Documentation of the measuring point Direct access to parameters The parameters can only be accessed directly via the "Expert"...

  • Page 38: Resetting To Factory Settings (Reset)

    Operation with an operating menu Deltabar FMD71, FMD72 Write permission Operators/Service engineers/Expert Description Use this function to enter a code to lock or unlock operation. • To lock: Enter a number ¹ the release code (value range: 1 to 9999).
  • Page 39 Operation with an operating menu Any customer-specific configuration carried out at the factory is not affected by a reset (customer-specific configuration remains). If you want to change the customer- specific configuration carried out at the factory, please contact Endress+Hauser Service. Reset code...

  • Page 40: Integrating Transmitter Using Hart ® Protocol

    Deltabar FMD71, FMD72 Integrating transmitter using HART ® protocol Integrating transmitter using HART protocol ® Version data for the device Firmware version 01.00.zz • On the title page of the Operating instructions • On nameplate • Firmware Version parameter Diagnostics...

  • Page 41: Device Variables And Measured Values

    Deltabar FMD71, FMD72 Integrating transmitter using HART ® protocol The assignment of the device variables to the process variable is displayed in the Expert → Communication → HART output menu. The assignment of the device variables to the process variable can be changed using HART command 51.

  • Page 42: Commissioning

    Commissioning Deltabar FMD71, FMD72 Commissioning NOTICE If a pressure smaller than the minimum permitted pressure or greater than the maximum permitted pressure is present at the device, the following messages are output in succession: ‣ "S140 Working range P LP/HP" or "F140 Working range P LP/HP" (depending on the setting in the "Alarm Behav.
  • Page 43 Deltabar FMD71, FMD72 Commissioning WARNING Changing the measuring mode affects the span (URV) This situation can result in product overflow. ‣ If the measuring mode is changed, the setting for the span (URV) must be checked and readjusted if necessary.
  • Page 44 Commissioning Deltabar FMD71, FMD72 • The pressure applied must be within the nominal pressure limits of the respective sensor module. See information on the nameplate. • Operation must be unlocked, see "Unlocking/locking configuration" section  42). • The keys have a function only in the case of the "Calibration Mode Wet"...

  • Page 45: Commissioning With An Operating Menu

    Deltabar FMD71, FMD72 Commissioning Set the upper pressure value. 5 Applied pressure was saved as the upper pressure value Applied pressure was not saved as the upper ("Full Pressure") and assigned to the upper level value pressure value. Observe the input limits.
  • Page 46 Commissioning Deltabar FMD71, FMD72 11.5.2 Configuring language via operating tool (FieldCare) A0017654-EN 11.5.3 Measuring mode selection Measuring mode (005) Navigation Setup Measuring mode Write permission Operators/Service engineers/Expert Description Select the measuring mode. The operating menu is structured differently depending on the measuring mode selected.

  • Page 47: Pos. Zero Adjust

    Deltabar FMD71, FMD72 Commissioning Description Define which sensor module corresponds to the high-pressure side. Options • Sensor module HP • Sensor module LP Factory setting Sensor module HP 11.5.5 Press. Eng. Unit selection Press. Eng. Unit (125) Navigation Setup Press. Eng. Unit...

  • Page 48: Configuring Level Measurement

    Commissioning Deltabar FMD71, FMD72 Write permission Operators/Service engineers/Expert Description Position adjustment – the pressure difference between zero (set point) and the measured differential pressure need not be known. Options • Confirm • Cancel Example • Measured value = 2.2 mbar (0.033 psi) •...
  • Page 49 Deltabar FMD71, FMD72 Commissioning 11.7.3 "In pressure" level selection Calibration with reference pressure (wet calibration) Example: In this example, the level in a tank should be measured in "m". The maximum level is 3 m (9.8 ft). The pressure range is derived from the level and the density of the medium. In this situation, the device sets the pressure range to 0 to 300 mbar (4.5 psi).
  • Page 50 Commissioning Deltabar FMD71, FMD72 Description Select a level unit via the "Unit before lin. (025)" parameter, here "m" for example. Menu path: Setup Extended Setup Level Unit Before Lin. Select the "Wet" option via the "Calibration mode (027)" parameter. Menu path: Setup...
  • Page 51 Deltabar FMD71, FMD72 Commissioning 11.7.4 "In pressure" level selection Calibration without reference pressure (dry calibration) Example: In this example, the volume in a tank should be measured in liters. The maximum volume of 1000 liters (264 gal) corresponds to a pressure of 450 mbar (6.53 psi). The minimum volume of 0 liters corresponds to a pressure of 50 mbar (0.73 psi) since the device is...
  • Page 52 Commissioning Deltabar FMD71, FMD72 Description Select the "Dry" option via the "Calibration mode (027)" parameter. Menu path: Setup Extended Setup Level Calibration Mode Enter the volume value for the lower calibration point via the "Empty Calib. (028)" parameter, here 0 liters for example.
  • Page 53 Deltabar FMD71, FMD72 Commissioning 11.7.5 "In height" level selection Calibration with reference pressure (wet calibration) Example: In this example, the volume in a tank should be measured in liters. The maximum volume of 1000 liters (264 gal) corresponds to a level of 4.5 m (15 ft). The minimum volume of 0 liters corresponds to a level of 0.5 m (1.6 ft) since the device is mounted below the start of...
  • Page 54 Commissioning Deltabar FMD71, FMD72 Description Select a volume unit via the "Unit before lin. (025)" parameter, here "l" (liters) for example. Menu path: Setup Extended Setup Level Unit Before Lin. Select a level unit via the "Height unit (026)" parameter, here "m" for example.
  • Page 55 Deltabar FMD71, FMD72 Commissioning 11.7.6 "In height" level selection Calibration without reference pressure (dry calibration) Example: In this example, the volume in a tank should be measured in liters. The maximum volume of 1000 liters (264 gal) corresponds to a level of 4.5 m (15 ft). The minimum volume of 0 liters corresponds to a level of 0.5 m (1.6 ft) since the device is mounted below the start of...
  • Page 56 Commissioning Deltabar FMD71, FMD72 Description Select a level unit via the "Height unit (026)" parameter, here "m" for example. Menu path: Setup Extended Setup Level Height Unit Select the "Dry" option via the "Calibration mode (027)" parameter. Menu path: Setup...
  • Page 57 Deltabar FMD71, FMD72 Commissioning 11.7.7 Calibration with partially-filled vessel (wet calibration) Example: This example explains a wet calibration for cases in which it is not possible to empty the vessel and then fill it to 100%. During this wet calibration, a level of 20% is used as the calibration point for "Empty"...

  • Page 58: Linearization

    Commissioning Deltabar FMD71, FMD72 11.8 Linearization 11.8.1 Manual entry of a linearization table Example: In this example, the volume in a tank with a conical outlet should be measured in m Prerequisite: • This is a theoretical calibration, i.e. the points for the linearization table are known.
  • Page 59 Deltabar FMD71, FMD72 Commissioning Description To enter another point in the table, select the "Next point" option via the "Edit Table (042)" parameter. Enter the next point as explained in Step 3. Menu path: Setup Extended Setup Linearization Edit Table Once all the points have been entered in the table, select the "Activate table"...
  • Page 60 Commissioning Deltabar FMD71, FMD72 Prerequisite: • The tank can be filled or emptied. The linearization characteristic must rise or fall continuously. • The "Level" measuring mode has been selected. • Level calibration is performed (see section from (  48)) •...

  • Page 61: Configuring Pressure Measurement

    Deltabar FMD71, FMD72 Commissioning • Error message F510 "Linearization" and alarm current as long as the table is being entered and until the table is activated. • The lower range value (= 4mA) is defined by the smallest point in the table.

  • Page 62: 11.10 Backing Up Or Duplicating The Device Data

    Commissioning Deltabar FMD71, FMD72 11.9.2 Calibration with reference pressure (wet calibration) Example: In this example, a device with a 400 mbar (6 psi) sensor module is configured for the 0 to +300 mbar (4.4 psi) measuring range, i.e. the 4 mA value and the 20 mA value are assigned 0 mbar and 300 mbar (4.4 psi) respectively.

  • Page 63: 11.11 Configuring The Local Display

    DIP switch set to "SW" and "Damping" set to "on". If you download using the factory setting "Configuration copy", all parameters required for a measurement will be downloaded. The functionality of the "Electronics replace" setting is reserved for Endress+Hauser Service and can be accessed only if the correct device access code is entered.

  • Page 64: Diagnostics And Troubleshooting

    Diagnostics and troubleshooting Deltabar FMD71, FMD72 Diagnostics and troubleshooting 12.1 Troubleshooting General errors Error Possible cause Remedy Device is not responding. Supply voltage does not match that Apply correct voltage. specified on the nameplate. Supply voltage has incorrect polarity. Reverse polarity of supply voltage.
  • Page 65 Deltabar FMD71, FMD72 Diagnostics and troubleshooting Diagnostics event and event text The fault can be identified by means of the diagnostic event. The event text helps you by providing information about the fault. Diagnostic event Status signal Event number Event text...
  • Page 66 Diagnostics and troubleshooting Deltabar FMD71, FMD72 Diagnostic event Cause Corrective measure Code Description F162 Sensor conn. HP • Electromagnetic effects outside the permitted • Check sensor cable Sensor conn. LP range. This message appears for a short time only. • Replace sensor •...
  • Page 67 Deltabar FMD71, FMD72 Diagnostics and troubleshooting "M" messages Diagnostic event Cause Corrective measure Code Description M002 Sens. unknown Sensor module does not suit the device (electronic Contact Endress+Hauser sensor module nameplate). Device continues Service measuring. M283 Memory • Cause as indicated for F283.

  • Page 68: Response Of Output To Errors

    Diagnostics and troubleshooting Deltabar FMD71, FMD72 Diagnostic event Cause Corrective measure Code Description S841 Sensor range • Overpressure or low pressure present. • Check the pressure value • Sensor module defective. • Contact Endress+Hauser Service S945 Pressure limit LP • The configured overpressure or underpressure •...

  • Page 69: Maintenance

    Deltabar FMD71, FMD72 Maintenance Maintenance No special maintenance work is required. Keep the pressure compensation (only sensor modules) and GORE-TEX® filter (1) free from contamination. A0017750 13.1 Exterior cleaning Please note the following points when cleaning the device: • The cleaning agents used should not corrode the surface and the seals.

  • Page 70: Repair

    14.1.1 Repair concept The Endress+Hauser repair concept requires for devices to have a modular design and for repairs to be carried out by Endress+Hauser Service or by properly trained customers. Spare parts are grouped into logical kits with the associated replacement instructions.

  • Page 71: Spare Parts

    Deltabar FMD71, FMD72 Repair 14.2 Spare parts • Some replaceable measuring device components are identified by means of a spare part nameplate. This contains information about the spare part. • All the spare parts for the measuring device along with the order code are listed In the W@M Device Viewer (www.endress.com/deviceviewer) and can be ordered.

  • Page 72: Return

    The measuring device must be returned if repairs or a factory calibration are required, or if the wrong measuring device has been ordered or delivered. According to legal regulations Endress+Hauser, as an ISO-certified company, is required to follow certain procedures when handling returned products that are in contact with the medium. To ensure swift,...

  • Page 73: Overview Of The Operating Menu

    Deltabar FMD71, FMD72 Overview of the operating menu Overview of the operating menu Depending on the parameter configuration, not all submenus and parameters are available. Information on this can be found in the parameter description under "Prerequisite". Direct access Description Language ...
  • Page 74 Overview of the operating menu Deltabar FMD71, FMD72 Setup→ Extended Setup→ Level Direct access Description ("Level" measuring mode) Empty Calib.  86) Empty Calib. (read only) Empty Pressure  86) Empty Pressure (read only) EMPTY HEIGHT  87) Empty height (read only) Full Calib.
  • Page 75 Deltabar FMD71, FMD72 Overview of the operating menu Diagnostics Direct access Description Diagnostic Code (read only)  92) Last Diag. Code (read only)  92) Diagnostics→ Sensor HP Direct access Description Min. Meas.Press. (read only)  93) Counter P < Pmin (read only) ...
  • Page 76 Overview of the operating menu Deltabar FMD71, FMD72 Diagnostics→ Device info Direct access Description Firmware Version (read only)  94) Serial Number (read only)  94) Ext. Order Code (read only)  94) Order Code (read only)  95) Cust. tag number ...
  • Page 77 Deltabar FMD71, FMD72 Overview of the operating menu Diagnostics→ Reset Direct access Description Reset  99)

  • Page 78: Description Of Device Parameters

    Description of device parameters Deltabar FMD71, FMD72 Description of device parameters • : Indicates how to navigate to the parameter using the display and operating module • : Indicates how to navigate to the parameter using operating tools (e.g. FieldCare)
  • Page 79 Deltabar FMD71, FMD72 Description of device parameters Options • No value • Differential pressure • Pressure HP • Pressure LP • Sensor Temp. HP • Sensor Temp. LP • Level before linearization • Current • Main measured value (%) The options depend on the measuring mode chosen.
  • Page 80 Description of device parameters Deltabar FMD71, FMD72 WARNING Changing the measuring mode affects the span (URV) This situation can result in product overflow. ‣ If the measuring mode is changed, the setting for the span (URV) must be checked in the "Setup"...
  • Page 81 Deltabar FMD71, FMD72 Description of device parameters Navigation Setup Full Calib. (012/031) Write permission Operators/Service engineers/Expert Description Enter the output value for the upper calibration point (vessel full). The unit defined in "Unit Before Lin." must be used. Note • In the case of wet calibration, the level (vessel full) must actually be available. The associated pressure is then automatically recorded by the device.
  • Page 82 Description of device parameters Deltabar FMD71, FMD72 Description Setting lower range value. The pressure for the lower current value (4 mA) is present at the device. Use the "Confirm" option to assign the lower current value to the applied pressure value.
  • Page 83 Deltabar FMD71, FMD72 Description of device parameters Navigation Setup Level Before Lin. (019) Setup Advanced Setup Level Level Before Lin. (019) Diagnosis Measured Values Level Before Lin. (019) Write permission No write permissions. Parameter is read only. Description Displays the level value prior to linearization.
  • Page 84 Description of device parameters Deltabar FMD71, FMD72 Note The release code is "0" in the order configuration. Another release code can be defined in the "Code Definition" parameter. If the user has forgotten the release code, the release code can be visible by entering the number "5864".
  • Page 85 Deltabar FMD71, FMD72 Description of device parameters Unit before lin. (025) Navigation Setup Advanced Setup Level Unit Before Lin. (025) Write permission Operators/Service engineers/Expert Description Select the unit for the measured value display for the level before linearization. Example • Current measured value: 0.3 ft •...
  • Page 86 Description of device parameters Deltabar FMD71, FMD72 Navigation Setup Advanced Setup Level Calibration Mode (027) Write permission Operators/Service engineers/Expert Description Select the calibration mode. Options • Wet Wet calibration takes place by filling and emptying the vessel. In the case of two different levels, the level, volume, mass or percentage value entered is assigned to the pressure measured at this point in time ("Empty Calib."...
  • Page 87 Deltabar FMD71, FMD72 Description of device parameters Empty height (030)/(186) Navigation Setup Advanced Setup Level Empty Height (030)/(186) Write permission Operators/Service engineers/Expert Description Enter the height value for the lower calibration point (vessel empty). The unit is selected via the "Height unit (026)" parameter.
  • Page 88 Description of device parameters Deltabar FMD71, FMD72 Full height (033)/(188) Navigation Setup Advanced Setup Level Full height (033)/(188) Write permission Operators/Service engineers/Expert Description Enter the height value for the upper calibration point (vessel full). The unit is selected via the "Height unit" parameter.
  • Page 89 Deltabar FMD71, FMD72 Description of device parameters Lin. mode (037) Navigation Setup Advanced Setup Linearization Lin. Mode (037) Write permission Operators/Service engineers/Expert Description Select the linearization mode. Options • Linear The level is output without being converted beforehand. "Level before Lin" is output.
  • Page 90 Description of device parameters Deltabar FMD71, FMD72 Write permission Operators/Service engineers/Expert Description Enter the number of the current point in the table. The subsequent entries in "X-value" and "Y-val." refer to this point. Input range 1...32 X-value (040)/(123)/(193) Navigation Setup...
  • Page 91 Deltabar FMD71, FMD72 Description of device parameters Example Add point, in this case between the 4th and 5th point for example • Select point 5 via the "Line-numb." parameter. • Select the "Insert point" option via the "Edit table" parameter.
  • Page 92 Description of device parameters Deltabar FMD71, FMD72 Navigation Setup Advanced Setup Current Output High Alarm Curr. (052) Write permission Operators/Service engineers/Expert Description Enter the current value for maximum alarm current. See also "Output fail mode". Input range 21 to 23 mA...
  • Page 93 Deltabar FMD71, FMD72 Description of device parameters Navigation Diagnosis Last Diag. Code (072) Write permission No write permissions. Parameter is read only. Description Displays the last diagnostic message that occurred and was rectified. Note • Digital communication: the last message is displayed.
  • Page 94 Serial number (096) Navigation Diagnosis Instrument info Serial Number (096) Write permission Parameter is read only. Only Endress+Hauser Service has write permission. Description Displays the serial number of the device (11 alphanumeric characters). Ext. order code (097) Navigation Diagnosis Instrument info Ext.
  • Page 95 According to order specifications Order code (098) Navigation Diagnosis Instrument info Order Code (098) Write permission Parameter is read only. Only Endress+Hauser Service has write permission. Description Displays the order identifier. Factory setting According to order specifications ENP version (099) Navigation...
  • Page 96 Description of device parameters Deltabar FMD71, FMD72 URL sensor (102) Navigation Diagnosis Instrument info Sens. Limit HP URL sensor (102) Write permission No write permissions. Parameter is read only. Description Displays the upper-range limit of the sensor module. Manufacturer ID (103)
  • Page 97 Deltabar FMD71, FMD72 Description of device parameters Description Displays the temperature currently measured in the sensor module. This can deviate from the process temperature. Simulation mode (112) Navigation Diagnosis Simulation Simulation mode (112) Write permission Operators/Service engineers/Expert Description Switch on simulation and select the simulation mode. When changing the measuring mode or the level type (Lin.
  • Page 98 Description of device parameters Deltabar FMD71, FMD72 Simulation Error number Measuring mode Diagnostics/ Simulation Linearization device status current mode Measured differential pressure Level before (Measured Processing current output Current output linearization value) Tank content Sim. diff.press. (113) Navigation Diagnosis Simulation Sim.diff.press.
  • Page 99 Deltabar FMD71, FMD72 Description of device parameters Description Enter the simulation value. See also "Simulation Mode". Prerequisite "Measuring Mode" = level, Lin mode "Activate table" and "Simulation Mode" = Tank content Value at switch-on Current tank content Sim. Current (117)
  • Page 100 Description of device parameters Deltabar FMD71, FMD72 Navigation Setup Press. Eng. Unit (125) Write permission Operators/Service engineers/Expert Description Select the pressure engineering unit. If a new pressure engineering unit is selected, all pressure-specific parameters are converted and displayed with the new unit.
  • Page 101 Deltabar FMD71, FMD72 Description of device parameters Alarm cur.switch (165) Navigation Setup Advanced Setup Current output Alarm cur.switch (165) Write permission No write permissions. Parameter is read only. Description Displays the switching state of DIP switch 3 "SW/Alarm min." Display •...
  • Page 102 Description of device parameters Deltabar FMD71, FMD72 Current at alarm (051)/(190) Navigation Setup Advanced Setup Current output Current at alarm (051)/(190) Write permission Operators/Service engineers/Expert Description Select Output fail mode. In case of an alarm, the current and the bargraph assume the current value specified with this parameter.
  • Page 103 Deltabar FMD71, FMD72 Description of device parameters Description Displays the overpressure counter for the respective sensor module. The limit value is: upper sensor module nominal value + 10% of upper sensor module nominal value. You can reset this value using the "Reset Peakhold (161)" parameter.
  • Page 104 Description of device parameters Deltabar FMD71, FMD72 Max. meas. press. (268) Navigation Diagnosis Sensor LP Maximum Pressure (268) Write permission No write permissions. Parameter is read only. Description Displays the highest pressure value measured (peakhold indicator). You can reset this peak indicator via the "Reset peakhold (161)"...
  • Page 105 Deltabar FMD71, FMD72 Description of device parameters Write permission No write permissions. Parameter is read only. Description Displays the lower-range limit of the sensor module. URL sensor (273) Navigation Diagnosis Instrument info Sens. Limit LP URL Sensor (273) Write permission No write permissions.
  • Page 106 Description of device parameters Deltabar FMD71, FMD72 Navigation Diagnosis Measured values Meas. Press. LP (282) Write permission No write permissions. Parameter is read only. Description Displays the measured LP pressure after sensor trim and simulation. Sensor Temp. LP (283) Navigation...
  • Page 107 Deltabar FMD71, FMD72 Description of device parameters Write permission Operators/Service engineers/Expert Description Specify the contents for the third value in the alternating display mode in measuring mode. Options • No value • Differential pressure • Pressure HP • Pressure LP •...

  • Page 108: Registered Trademarks

    Registered trademarks Deltabar FMD71, FMD72 Registered trademarks 18.1 HARTâ Registered trademark of the HART Communication Foundation, Austin, USA...

  • Page 109: Technical Data

    Deltabar FMD71, FMD72 Technical data Technical data More technical data can be found in the associated Technical Information.

  • Page 110: Index

    Index Deltabar FMD71, FMD72 Index 0 … 9 Diagnostics Symbols ....... . 64 2nd disp.
  • Page 111 Deltabar FMD71, FMD72 Index Lin. mode (037) ......89 Serial number (096) ......94 Line numb.
  • Page 112 *71243974* 71243974 www.addresses.endress.com...

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