Endress+Hauser Cerabar PMP51B Operating Instructions Manual
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Endress+Hauser Cerabar PMP51B Operating Instructions Manual

Process pressure measurement analog
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BA02051P/00/EN/03.21
71547520
2021-11-30
Valid as of version
01.00.zz (Device firmware)
4-20 mA Analog
Products
Operating Instructions
Cerabar PMP51B
Process pressure measurement
Analog
Solutions
Services

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Summary of Contents for Endress+Hauser Cerabar PMP51B

  • Page 1 Products Solutions Services BA02051P/00/EN/03.21 71547520 2021-11-30 Valid as of version 01.00.zz (Device firmware) Operating Instructions Cerabar PMP51B Process pressure measurement Analog 4-20 mA Analog...
  • Page 2 The manufacturer reserves the right to modify technical data without prior notice. The Endress+Hauser sales organization will supply you with current information and updates to these instructions. Endress+Hauser...

  • Page 3: Table Of Contents

    Cerabar PMP51B Analog Table of contents Table of contents Diagnostic information on local display ..37 About this document ....4 Diagnostic list .

  • Page 4: About This Document

    About this document Cerabar PMP51B Analog About this document 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 5 Cerabar PMP51B Analog About this document Additional information: Reference to documentation: Reference to page: Series of steps: Result of an individual step: 1.2.4 Symbols in graphics Item numbers: 1, 2, 3 ... Series of steps: Views: A, B, C, ...

  • Page 6: List Of Abbreviations

    About this document Cerabar PMP51B Analog List of abbreviations A0029505 OPL: The OPL (overpressure limit = sensor overload limit) for the device depends on the lowest-rated element, with regard to pressure, of the selected components, i.e. the process connection has to be taken into consideration in addition to the measuring cell.

  • Page 7: Documentation

    Cerabar PMP51B Analog About this document In this example, the TD is 2:1. This span is based on the zero point. Documentation All available documents can be downloaded using: • the serial number of the device (see cover page for description) or •...

  • Page 8: Basic Safety Instructions

    The manufacturer is not liable for damage caused by improper or non-intended 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 9: Product Safety

    It meets general safety standards and legal requirements. It also complies with the EC directives listed in the device-specific EC Declaration of Conformity. Endress+Hauser confirms this by affixing the CE mark to the device. Endress+Hauser...

  • Page 10: Product Description

    Product description Cerabar PMP51B Analog Product description Product design 3.1.1 Metal process membrane Standard device (without diaphragm seal) A0043089 Measuring element Channel with fill fluid Metal process membrane Pressure The pressure deflects the metal process membrane of the sensor. A fill fluid transfers the pressure to a Wheatstone bridge (semi-conductor technology).
  • Page 11 Cerabar PMP51B Analog Product description Device with diaphragm seal A0043583 Measuring element Internal process membrane Channel with fill fluid Metal process membrane Pressure The pressure acts on the process membrane of the diaphragm seal and is transferred from a diaphragm seal fill fluid to the internal process membrane. The internal process membrane is deflected.
  • Page 12 Product description Cerabar PMP51B Analog 3.1.2 Level measurement (level, volume and mass) Standard device (without diaphragm seal) ρ g A0038343 Height (level) Pressure ρ Density of the medium Gravitational constant Device with diaphragm seal ρ g A0038342  1 Sample illustration: diaphragm seal with capillary...

  • Page 13: Incoming Acceptance And Product

    • Do the data on the nameplate correspond to the order specifications and the delivery note? • Is the documentation available? • If required (see nameplate): are the Safety Instructions (XA) provided? If you can answer "no" to any of these questions, please contact Endress+Hauser. 4.1.1 Scope of delivery The scope of delivery comprises: •...

  • Page 14: Storage And Transport

    Incoming acceptance and product identification Cerabar PMP51B Analog 4.2.2 Nameplate Different nameplates are used depending on the device version. The nameplates contain the following information: • Manufacturer name and device name • Address of the certificate holder and country of manufacture •...

  • Page 15: Mounting

    • To ensure optimal readability of the local display, adjust the housing and local display • Endress+Hauser offers a mounting bracket to mount the device on pipes or walls • Use flushing rings for flanges, flange seals and pancake seals if buildup or clogging can be expected at the process membrane •...
  • Page 16 Mounting Cerabar PMP51B Analog 5.1.4 Installation instructions for devices with diaphragm seals NOTICE Incorrect handling! Damage to the device! ‣ The diaphragm seal and pressure transmitter form a closed, calibrated system which has been filled with diaphragm seal fill fluid. Never open any of the holes for fill fluid.

  • Page 17: Mounting The Device

    Cerabar PMP51B Analog Mounting • Keep the pressure compensation element (1) free from contamination • A position-dependent zero point shift (when the vessel is empty the measured value does not display zero) can be corrected • Diaphragm seals also shift the zero point, depending on the installation position •...
  • Page 18 Mounting Cerabar PMP51B Analog 5.2.3 Pressure measurement in liquids A0038732 Device Shutoff device Water pocket pipe Mount the device with the shutoff device below or at the same level as the tapping point. 5.2.4 Level measurement A0038733 • Always mount the device below the lowest measuring point •...
  • Page 19 Cerabar PMP51B Analog Mounting A0020474 Ambient temperature Process temperature Maximum permitted insulation height Insulation material 5.2.6 Mounting with a "Compact" diaphragm seal type [°F] [°C] −58 −50 −148 −100 [°C] −60 −40 −20 [°F] −76 −40 −4 A0040383 Ambient temperature at transmitter Maximum process temperature +85 °C (+185 °F)
  • Page 20 Mounting Cerabar PMP51B Analog maximum temperature of +400 °C (+752 °F) depending on the fill fluid used. For details see the Technical Information. To minimize the influence of rising heat, mount the device horizontally or with the housing pointing downwards. The additional installation height brings about a zero point shift due to the hydrostatic column in the temperature isolator.
  • Page 21 Cerabar PMP51B Analog Mounting Item 67 °C (153 °F) 400 °C (752 °F) 85 °C (185 °F) 200 °C (392 °F) –50 °C (–58 °F) 70 °C (158 °F) –35 °C (–31 °F) –70 °C (–94 °F) Maximum ambient temperature at transmitter Maximum process temperature Process temperature: max.
  • Page 22 Mounting Cerabar PMP51B Analog Ordering information: • Can be ordered via the Product Configurator • Can be ordered as a separate accessory, part number 71102216 The mounting bracket is included in the delivery if you order the device with a separate housing.
  • Page 23 Cerabar PMP51B Analog Mounting 5.2.11 Turning the display module 4 0.7 Nm A0038224 WARNING Supply voltage switched on! Risk of electric shock and/or explosion! ‣ Switch off the supply voltage before opening the device. 1. If fitted: release the screw of the cover lock for the electronics compartment cover using the Allen key.

  • Page 24: Post-Mounting Check

    Mounting Cerabar PMP51B Analog A0043807 Locking screw NOTICE The housing cannot be unscrewed fully. ‣ Loosen the external locking screw by a maximum of 1.5 turns. If the screw is unscrewed too much or completely (beyond the screw anchor point), small parts (counter disk) can become loose and fall out.

  • Page 25: Electrical Connection

    Cerabar PMP51B Analog Electrical connection Electrical connection Connecting requirements 6.1.1 Potential equalization The protective ground on the device must not be connected. If necessary, the potential matching line can be connected to the outer ground terminal of the transmitter before the device is connected.
  • Page 26 Overvoltage protection Devices without optional overvoltage protection Equipment from Endress+Hauser fulfills the requirements of the product standard IEC / DIN EN 61326-1 (Table 2 Industrial Environment). Depending on the type of port (DC power supply, input/output port) different testing levels...
  • Page 27 Cerabar PMP51B Analog Electrical connection Overvoltage category Overvoltage category II 6.2.6 Wiring WARNING Supply voltage might be connected! Risk of electric shock and/or explosion! ‣ If the device is used in hazardous areas, make sure to comply with national standards and the specifications in the Safety Instructions (XAs).
  • Page 28 Electrical connection Cerabar PMP51B Analog 6.2.7 Terminal assignment Single compartment housing A0042594  3 Connection terminals and ground terminal in the connection compartment Positive terminal Negative terminal Internal ground terminal 6.2.8 Cable entries A0045413 Cable entry Dummy plug The type of cable entry depends on the device version ordered.

  • Page 29: Ensuring The Degree Of Protection

    Cerabar PMP51B Analog Electrical connection Devices with M12 plug A0011175 Signal + Not assigned Signal – Ground Ensuring the degree of protection 6.3.1 Cable entries • Gland M20, plastic, IP66/68 TYPE 4X/6P • Gland M20, brass nickel plated, IP66/68 TYPE 4X/6P •...

  • Page 30: Operation Options

    Operation options Cerabar PMP51B Analog Operation options Operating keys and DIP switches on the electronic insert Zero/I Span/II Display A0039344 Operating key for lower range value (Zero) Operating key for upper range value (Span) DIP switch for damping DIP switch for locking and unlocking the device The setting of the DIP switches has priority over the settings made via other operation methods (e.g.

  • Page 31: Commissioning

    Cerabar PMP51B Analog Commissioning Commissioning Preliminaries The measuring range and the unit in which the measured value is transmitted correspond to the data on the nameplate. WARNING Process pressure above or below permitted maximum/minimum! Risk of injury if parts burst! Warnings are displayed if the pressure is too high.
  • Page 32 Commissioning Cerabar PMP51B Analog Setting the upper range value (pressure or scaled variable) 1. Desired pressure for upper range value is present at device. 2. Press the "Span" key for at least 3 s. 3. When the LED lights up briefly, the pressure present has been accepted for the upper range value.

  • Page 33: Protecting Settings From Unauthorized Access

    Cerabar PMP51B Analog Commissioning 8.3.2 Linearization In the following example, the volume in a tank with a conical outlet should be measured in Prerequisites: • Points for linearization table are known • Level calibration is performed • Linearization characteristic must continually increase or decrease...
  • Page 34 Commissioning Cerabar PMP51B Analog Sealing the device The housing cover is designed to be sealed for use in custody transfer. A0038742 Single compartment housing Dual compartment housing Endress+Hauser...

  • Page 35: Diagnostics And Troubleshooting

    • Check the cable/power supply • Check the plausibility of the pressure value • Restart the device • Perform a reset (the device may need to be reconfigured) If the measures do not rectify the problem, contact your Endress+Hauser office. Endress+Hauser...
  • Page 36 Diagnostics and troubleshooting Cerabar PMP51B Analog 9.1.3 Additional tests If no clear cause of the error can be identified or the source of the problem can be both the device and the application, the following additional tests can be performed: 1.

  • Page 37: Diagnostic Information On Local Display

    Cerabar PMP51B Analog Diagnostics and troubleshooting Diagnostic information on local display 9.2.1 Diagnostic message Measured value display and diagnostic message in alarm condition Faults detected by the device' s self-monitoring system are displayed as a diagnostic message in alternation with the unit.
  • Page 38 Diagnostics and troubleshooting Cerabar PMP51B Analog 9.3.1 List of diagnostic events Diagnostic Short text Remedy instructions Status Diagnostic number signal behavior [from the [from the factory] factory] Diagnostic of sensor Sensor connection faulty Check sensor connection Alarm Sensor initialization 1. Restart device...
  • Page 39 Cerabar PMP51B Analog Diagnostics and troubleshooting Diagnostic Short text Remedy instructions Status Diagnostic number signal behavior [from the [from the factory] factory] Failure mode simulation Deactivate simulation Alarm active Process variable Deactivate simulation Warning simulation active Current output Deactivate simulation...

  • Page 40: Event Logbook

    Diagnostics and troubleshooting Cerabar PMP51B Analog Event logbook 9.4.1 Event history The Event list submenu provides a chronological overview of the event messages that have occurred Navigation path Diagnostics → Event logbook A maximum of 100 event messages can be displayed in chronological order.
  • Page 41 Cerabar PMP51B Analog Diagnostics and troubleshooting Info number Info name I1155 Reset electronics temperature I1157 Memory error event list I1256 Display: access status changed I1264 Safety sequence aborted I1335 Firmware changed I1397 Fieldbus: access status changed I1398 CDI: access status changed...

  • Page 42: Resetting The Device

    Diagnostics and troubleshooting Cerabar PMP51B Analog Info number Info name I1444 Device verification passed I1445 Device verification failed I1461 Sensor verification failed I1512 Download started I1513 Download finished I1514 Upload started I1515 Upload finished I1551 Assignment error fixed I1552 Failed: Main electronic verification...

  • Page 43: Maintenance

    10.1.2 Flushing rings The use of flushing rings allows the process membrane to be cleaned without removing the device from the process. For more information: contact the Endress+Hauser sales office. 10.1.3 Exterior cleaning Notes on cleaning • The cleaning agents used should not corrode the surfaces and the seals •...

  • Page 44: Repair

    General notes 11.1.1 Repair concept Under the Endress+Hauser repair concept, devices have a modular design and repairs can 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 45: Return

    The device must be returned in the event of a factory calibration, or if the wrong device has been ordered or delivered. As an ISO-certified company and also due to legal regulations, Endress+Hauser is obliged to follow certain procedures when handling any returned products that have been in contact with medium.

  • Page 46: Accessories

    Accessories Cerabar PMP51B Analog Accessories 12.1 Device-specific accessories 12.1.1 Mechanical accessories • Mounting bracket for housing • Mounting bracket for block & bleed valves • Block&Bleed valves: • Block&Bleed valves can be ordered as enclosed accessories (seal for mounting is enclosed) •...

  • Page 47: Technical Data

    Cerabar PMP51B Analog Technical data Technical data 13.1 Output Output signal Current output 4 to 20 mA analog, 2-wire The current output offers a choice of three different operating modes: • 4.0 to 20.5 mA • NAMUR NE 43: 3.8 to 20.5 mA (factory setting) •...

  • Page 48: Environment

    Technical data Cerabar PMP51B Analog 13.2 Environment Ambient temperature The following values apply up to a process temperature of +85 °C (+185 °F). At higher range process temperatures, the permitted ambient temperature is reduced. • Without LCD display: Standard: –40 to +85 °C (–40 to +185 °F) •...
  • Page 49 Atmosphere Operation in very corrosive environment For corrosive environments (e.g. maritime environment / coastal areas), Endress+Hauser recommends the use of a PVC-coated capillary armor or a PTFE capillary armor for capillaries and the stainless steel housing. The transmitter can be additionally protected by a special coating (Technical Special Product (TSP)).
  • Page 50 Use either a device with a temperature isolator or with a capillary in applications with very high temperatures. If vibrations additionally occur in the application, Endress+Hauser recommends the use of a device with a capillary. If a device with a temperature isolator or capillary is used, the device must be mounted with a mounting bracket.

  • Page 51: Process

    Cerabar PMP51B Analog Technical data 13.3 Process Process temperature range Standard device (without diaphragm seal) NOTICE The permitted process temperature depends on the process connection, process seal, ambient temperature and the type of approval. ‣ All the temperature data in this document must be taken into consideration when selecting the device.
  • Page 52 Technical data Cerabar PMP51B Analog Fill fluid Density kg/m Vegetable oil Inert oil 1900 Density of the diaphragm seal fill fluid at 20 °C (68 °F). The calculation of the operating temperature range of a diaphragm seal system depends on the fill fluid, capillary length and capillary internal diameter, process temperature and oil volume of the diaphragm seal.
  • Page 53 Cerabar PMP51B Analog Technical data Devices with PTFE-coated diaphragm seal process membrane The anti-stick coating has very good anti-friction properties and protects the process membrane against abrasive media. NOTICE Destruction of the device due to incorrect use of PTFE coating! ‣...
  • Page 54 Burst pressure: 2 800 bar (40 600 psi) Ultrapure gas applications Endress+Hauser also offers devices for special applications, such as for ultrapure gas, that are cleaned of oil and grease. No special restrictions regarding the process conditions apply to these devices.
  • Page 55 Cerabar PMP51B Analog Technical data temperature. The data were determined under the most critical application "quiescent air". Maximum permitted insulation height, indicated here on a device with a flange: A0020474 Ambient temperature Process temperature Maximum permitted insulation height Insulation material Mounting with a "Compact"...
  • Page 56 Technical data Cerabar PMP51B Analog Thermal insulation when mounting with a "Temperature isolator" diaphragm seal type Use of temperature isolators in the event of constant extreme medium temperatures which cause the maximum permissible electronics temperature of +85 °C (+185 °F) to be exceeded.
  • Page 57 Cerabar PMP51B Analog Technical data Item 80 °C (176 °F) 400 °C (752 °F) 85 °C (185 °F) 300 °C (572 °F) –50 °C (–58 °F) 130 °C (266 °F) –35 °C (–31 °F) –70 °C (–94 °F) 67 °C (153 °F) 400 °C (752 °F)

  • Page 58: Index

    Index Cerabar PMP51B Analog Index CE mark (Declaration of Conformity) ....9 Troubleshooting ......35 Cleaning .
  • Page 60 *71547520* 71547520 www.addresses.endress.com...

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