Endress+Hauser Levelflex M FMP41C Interface Brief Operating Instructions
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Endress+Hauser Levelflex M FMP41C Interface Brief Operating Instructions

Time of flight measurement
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Brief Operating Instructions
Levelflex M
FMP41C Interface
Time of Flight Measurement
These are Brief Operating Instructions.
For more detailed information, please refer to the Operating Instructions and the
additional documentation on the CD-ROM provided.
These Brief Operating Instructions are not intended to replace the Operating
Instructions provided in the scope of supply.
The complete device documentation consists of:
• these Brief Operating Instructions
• Approvals and safety certificates
• a CD-ROM with:
– the Operating Instructions
– Technical Information
KA1051F/00/EN/07.09
71099795

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  • Page 1 Brief Operating Instructions Levelflex M FMP41C Interface Time of Flight Measurement These are Brief Operating Instructions. For more detailed information, please refer to the Operating Instructions and the additional documentation on the CD-ROM provided. These Brief Operating Instructions are not intended to replace the Operating Instructions provided in the scope of supply.

  • Page 2: Table Of Contents

    5.5 Envelope curve with device display ............30 Endress+Hauser...

  • Page 3: Safety Instructions

    • If using devices for applications with safety integrity level, the separate manual on functional safety must be observed thoroughly (→ see CD-ROM). Return Follow the instructions on returning the device as outlined in the Operating Instructions on the CD-ROM provided. Endress+Hauser...

  • Page 4: Safety Icons

    Caution highlights actions or procedures which, if not performed correctly, may lead to personal injury or incorrect functioning of the instrument. Note! A note highlights actions or procedures which, if not performed correctly, may indirectly affect operation or may lead to an instrument response which is not planned. Endress+Hauser...

  • Page 5: Mounting

    Do not lift the measuring instrument by its probe rod in order to transport it. 2.1.3 Storage Pack the measuring instrument so that is protected against impacts for storage and transport. The original packing material provides the optimum protection for this. The permissible storage temperature is -40 °C ... +80 °C. Endress+Hauser...

  • Page 6: Installation

    Recommended torque: 60 to 100 Nm. • After mounting, the housing can be turned 350° to make it easier to access the display and the connection compartment. spring washers ≤ 450 mm / 18 “ L00-FMP41Cxx-17-00-00-en-005 Endress+Hauser...
  • Page 7 • Any distance from the wall is possible for coax probes or rod probes in the stilling well. In the case of rod probes, it must be ensured that the probe does not come into contact with the wall. L00-FMP4xIxx-17-00-00-xx-002.eps Endress+Hauser...
  • Page 8 A plastic centering disk has to be used for interface measurement (see Operating L00-FMP4xIxx-17-00-00-xx-003 Instruction on the CD-Rom). Note! Rope and rod probes can only be freely installed in the tank under certain circumstances - please contact your Endress+Hauser office. Endress+Hauser...

  • Page 9: Post-Installation Check

    • Are the measuring point number and labeling correct (visual check ? • Is the measuring instrument adequately protected against rain and direct sunlight (see Chapter "Accessories" in the Operating Instructions on the CD-ROM) ? Endress+Hauser...

  • Page 10: Wiring

    Re-insert terminal module (4). Tighten cable gland (6). Max.torque 10...12 Nm! Tighten screws on cover plate (3). 1 2 3 4 10. Insert display (2) if fitted. 11. Screw on housing cover (1). 12. Switch on power supply. L00-FMP40xxx-04-00-00-xx-001 Endress+Hauser...

  • Page 11: Wiring In T12 Housing

    Make connection (see terminal assignment). Tighten cable gland (6). Max.torque 10...12 Nm! Screw on housing cover (1). Switch on power supply. 1 2 3 4 L00-FMP40xxx-04-00-00-xx-002 Terminal assignment 2-wire-version power test sockets (output current) plant ground L- L+ L00-FMP4xxxx-04-00-00-en-009 Endress+Hauser...

  • Page 12: Connecting The Measuring Unit

    16 V ... 36 V Start up current 11 mA ≤ 200 mV HART residual ripple, 2-wire: U Power consumption min. 60 mW, max. 900 mW Current consumption Communication Current consumption Current consumption/Power consumption HART, 2-wire 3,6…22 mA — Endress+Hauser...

  • Page 13: Screening/Potential Matching

    • Is the terminal allocation correct (→ ä 11)? • Is the cable gland tight? • Is the housing cover screwed tight? • If auxiliary power is available: Is the instrument ready for operation and is the liquid crystal display visible? Endress+Hauser...

  • Page 14: Operation

    Select the "tank properties" (002) function (where the existing tank shape is selected). 4.1.1 Identifying the functions For simple orientation within the function menus, for each function a position is shown on the display. L00-FMRxxxxx-07-00-00-de-005 The first two digits identify the function group: • basic setup • safety settings • linearisation Endress+Hauser...

  • Page 15: Display And Operating Elements

    ENDRESS + HAUSER Symbols – 3 keys snap-fit l00-fmp4xixx-07-00-00-en-001 The VU331 LCD display can be removed to ease operation by simply pressing the snap-fit (see graphic above). It is connected to the device by means of a 500mm cable. Endress+Hauser...
  • Page 16 Primary measuring value Position indicator ENDRESS + HAUSER Description Secondary measuring value Unit Symbol – Selection list Function groups -> Functions HOME F000 F001 F002 F003 F004 ... FG00 FG01 FG02 Help text FG03 FG04 FG05 FG06 Envelope FG07 curve L00-FMRxxxxx-07-00-00-en-007 Endress+Hauser...
  • Page 17 Contrast settings of the LCD Hardware lock / unlock After a hardware lock, an operation of the instrument via display orcommunication is not possible! The hardware can only be unlocked via the display. An unlock parameter must be entered to do so. Endress+Hauser...

  • Page 18: Commissioning

    Select the basic unit (this message appears the first time the instrument is switched on) ⇓ The current measured value is displayed ⇓ After is pressed, you reach the group selection. This selection enables you to perform the basic setup Endress+Hauser...

  • Page 19: Overview Basic Setup

    = distance complete level - display in 0A5 = level complete - display in 0A6 LN = probe length - setting in 033 UB = upper blocking distance - setting in 059 UP = thickness upper medium SD = safety distance - setting in 015 L00-FMP4xxxx-19-00-00-de-040 Endress+Hauser...
  • Page 20 • If the power supply fails, all preset and configured values remain safely stored in the EEPROM. " Caution! All functions are described in detail, as is the overview of the operating menu itself, in BA366F - "Description of Device Functions" on the enclosed CD-ROM. Endress+Hauser...

  • Page 21: Basic Setup With The Device Display

    The biggest signal in the measuring range is evaluated. If the signal for the total level is within the upper blocking distance, the signal detected corresponds to the level of the interface layer. If an echo is not found, echo loss is detected. Endress+Hauser...
  • Page 22 "Fast Change" setting is too slow. 2-wire Totzeit: 4 s Totzeit: 2 s Totzeit: 6 s Totzeit: 1 s electronics: Ansstiegszeit: 18 s Ansstiegszeit: 5 s Ansstiegszeit: 40 s Ansstiegszeit: 0 s Endress+Hauser...
  • Page 23 Commissioning 5.4.5 Function "empty calibr." (005) ⇒ ENDRESS + HAUSER – This function is used to enter the distance from the flange (reference point of the measurement) to the minimum level (=zero). E = empty calibration (= zero) L00-FMP41CIxx-14-00-06-en-001 Endress+Hauser...
  • Page 24 F max = E – upper blocking distance L00-FMP41CIx-14-00-06-en-002 Note! The useful measuring range is between the lower and upper blocking distance. The values for the empty distance (E) and span (F) can be set independently of the blocking distance. Endress+Hauser...
  • Page 25 5.4.8 Blocking distances and measuring range depending on probe type At the lower end of the probe, accurate measuring is not possible, see section "Maximum measured error". LN [m] UB [m] FMP41C Rod probe in bypass The blocking distances indicated are preset. Endress+Hauser...
  • Page 26 In the area around the lower probe end, the following measured error occurs for the level measurement (level and interface electronics version): rod probe and coax probe rope probe DC = 2 DC > 7 DC > 7 distance from probe end [mm] distance from probe end [mm] L00-FMP4xxxx-05-00-00-de-001 L00-FMP4xxxx-05-00-00-de-002 Endress+Hauser...
  • Page 27 The DC of the upper medium must be known and constant. The DC can be deter- mined with the aid of the DC manual SD106F. In addition, it is also possible to calcu- late the DC automatically in FieldCare if the interface thickness is available and known. Endress+Hauser...
  • Page 28 – Isocyanate, aniline – Aqueous solutions (DC ca. 80) > 7 – Alcohols – Ammonia Note! Due to the high diffusion rate of ammonia, it is recommended to use the FMP45 with gas-tight bushing for measurements in this medium. Endress+Hauser...
  • Page 29 • Distance to level incorrect -> empty tank/bypass and perform mapping over the entire probe length (see BA366F - "Description of Device Functions". • Distance to interface incorrect -> check entry for "Medium Prop." (003). ⇒ ENDRESS + HAUSER – ⇓ After 3 s, the following message appears Endress+Hauser...

  • Page 30: Envelope Curve With Device Display

    – Note! If the envelope curve mode is active on the display, the measured values are updated in a slower cycle time. Thus, it is advisable to leave the envelope curve mode after the measuring point has been optimised. Endress+Hauser...
  • Page 31 Levelflex M FMP41C 4...20 mA HART Commissioning Endress+Hauser...
  • Page 32 www.endress.com/worldwide KA1051F/00/EN/07.09 71099795 CCS/FM+SGML 6.0 71099795...

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