Download
Share
Print this page
Endress+Hauser Cerabar PMC71B Operating Instructions Manual
  1. Manuals
  2. Brands
  3. Endress+Hauser Manuals
  4. Measuring Instruments
  5. Cerabar PMC71B
  6. Operating instructions manual
Endress+Hauser Cerabar PMC71B Operating Instructions Manual

Endress+Hauser Cerabar PMC71B Operating Instructions Manual

Process pressure measurement 4-20ma hart
Hide thumbs Also See for Cerabar PMC71B:

Advertisement

Quick Links

Download this manual
BA02010P/00/EN/07.25-00
71713180
2025-08-01
Valid as of version
01.00.zz (Device firmware)
Products
Operating Instructions
Cerabar PMC71B
Process pressure measurement
4-20mA HART
Solutions
Services

Advertisement

loading
Need help?

Need help?

Do you have a question about the Cerabar PMC71B and is the answer not in the manual?

Questions and answers

Related Manuals for Endress+Hauser Cerabar PMC71B

Summary of Contents for Endress+Hauser Cerabar PMC71B

  • Page 1 Products Solutions Services BA02010P/00/EN/07.25-00 71713180 2025-08-01 Valid as of version 01.00.zz (Device firmware) Operating Instructions Cerabar PMC71B Process pressure measurement 4-20mA HART...
  • 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 Cerabar PMC71B 4-20mA HART Table of contents Table of contents About this document ....5 System integration ....36 Document function .
  • Page 4 Table of contents Cerabar PMC71B 4-20mA HART Index ........78...
  • Page 5 Cerabar PMC71B 4-20mA HART About this document 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 6 About this document Cerabar PMC71B 4-20mA HART 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 7 Cerabar PMC71B 4-20mA HART About this document List of abbreviations A0029505 OPL: The OPL (over pressure limit = measuring cell overpressure limit) for the device depends on the lowest- rated element, with regard to pressure, of the selected components, i.e. the process connection must be taken into consideration in addition to the measuring cell.
  • Page 8 Registered trademark of the FieldComm Group, Austin, Texas USA Bluetooth® The Bluetooth® wordmark and logos are registered trademarks of Bluetooth SIG, Inc. and any use of these trademarks by Endress+Hauser is licensed. Other trademarks and trade names are those of their respective owners. Apple®...
  • Page 9 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 10 IT security Endress+Hauser can only provide a warranty if the device is installed and used as described in the Operating Instructions. The device is equipped with security mechanisms to protect it against any inadvertent changes to the device settings. IT security measures in line with operators' security standards and designed to provide additional protection for the device and device data transfer must be implemented by the operators themselves.
  • Page 11 Cerabar PMC71B 4-20mA HART Product description Product description Product design 3.1.1 Equipment architecture A0043088 Atmospheric pressure (gauge pressure measuring cell) Ceramic meter body Electrodes Ceramic membrane Seal Pressure The ceramic measuring cell (Ceraphire ® ) is an oil-free measuring cell. The pressure acts directly on the robust ceramic membrane and causes it to deflect.
  • Page 12 Product description Cerabar PMC71B 4-20mA HART 3.1.2 Level measurement (level, volume and mass): ρ g A0038343 Height (level) Pressure ρ Density of the medium Acceleration due to gravity Advantages: • Volume and mass measurements in any vessel shape with a freely programmable characteristic curve •...
  • Page 13 • 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 Incoming acceptance and product identification Cerabar PMC71B 4-20mA HART 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 • To ensure optimal readability of the local display, align the housing and local display. • Endress+Hauser offers a mounting bracket for installing the device on pipes or walls. • Use flushing rings for flanges if there is a risk of medium buildup or clogging at the process connection •...
  • Page 16 Installation Cerabar PMC71B 4-20mA HART Mounting devices with PVDF thread WARNING Risk of damage to process connection! Risk of injury! ‣ Devices with a PVDF thread must be installed with the mounting bracket provided! ‣ PVDF is only intended for metal-free applications!
  • Page 17 Cerabar PMC71B 4-20mA HART Installation Mount the device with the shutoff device above the tapping point so that any condensate can flow into the process. 5.2.2 Pressure measurement in steam A0038731 Device Shutoff device U-shaped siphon Circular siphon Observe the maximum permitted ambient temperature of the transmitter! Installation: •...
  • Page 18 Installation Cerabar PMC71B 4-20mA HART 5.2.4 Level measurement A0038733 • Always install the device below the lowest measuring point. • Do not install the device at the following positions: • In the filling curtain • In the tank outlet • In the suction area of a pump •...
  • Page 19 Cerabar PMC71B 4-20mA HART Installation A0017743 Membrane Seal 5.2.7 Mounting bracket for device or separate housing The device or the separate housing can be mounted on walls or pipes (for pipes with a diameter of 1 ¼" to 2") using the mounting bracket.
  • Page 20 Installation Cerabar PMC71B 4-20mA HART 5.2.8 Assembling and installing the separate housing r ³ 120 (4.72) A0038728 Unit of measurement mm (in) Housing mounted with housing adapter, included Mounting bracket provided, suitable for pipe and wall mounting (for pipe diameters from 1 ¼" to 2")
  • Page 21 Cerabar PMC71B 4-20mA HART Installation 4 0.7 Nm A0038224  1 Single-compartment housing and dual-compartment housing 0.7 Nm A0058966  2 Dual-compartment housing, precision casting 1. If fitted: release the screw of the cover lock for the electronics compartment cover using the Allen key.
  • Page 22 Installation Cerabar PMC71B 4-20mA HART Your benefits • Easy installation due to optimum alignment of housing • Convenient access to the device' s operating elements • Optimum readability of the local display (optional) A0043807 Set screw NOTICE The housing cannot be unscrewed fully.
  • Page 23 Cerabar PMC71B 4-20mA HART Electrical connection Electrical connection Connection 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 device before the device is connected.
  • Page 24 Electrical connection Cerabar PMC71B 4-20mA HART Connecting the device A0043806 Connection compartment cover Housing thread The threads of the electronics and connection compartment can be coated with an anti-friction coating. The following applies for all housing materials: Do not lubricate the housing threads.
  • Page 25 6.2.5 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 according to IEC/DIN EN against transient overvoltages are applied (IEC/DIN EN...
  • Page 26 Electrical connection Cerabar PMC71B 4-20mA HART 6.2.6 Wiring WARNING Supply voltage might be connected! Risk of electric shock and/or explosion! ‣ When operating the device in hazardous areas, ensure compliance with national standards and the specifications outlined in the Safety Instructions (XAs). Use the specified cable gland.
  • Page 27 Cerabar PMC71B 4-20mA HART Electrical connection Dual-compartment housing A0042803  5 Connection terminals and ground terminal in the connection compartment Plus terminal Minus terminal Internal ground terminal 6.2.8 Cable entries The type of cable entry depends on the device version ordered.
  • Page 28 Electrical connection Cerabar PMC71B 4-20mA HART Devices with M12 plug A0011175 Signal + Not used Signal – Earth Devices with a Harting plug Han7D – + – Han7D – A0041011 Electrical connection for devices with Harting plug Han7D View of the plug-in connection on the device Brown ...
  • Page 29 Cerabar PMC71B 4-20mA HART Electrical connection NOTICE M12 plug and HAN7D plug: incorrect installation can invalidate the IP protection class! ‣ The degree of protection only applies if the connecting cable used is plugged in and screwed tight. ‣ The degree of protection only applies if the connecting cable used is specified according to IP67, NEMA Type 4X.
  • Page 30 • Operation via Bluetooth® wireless technology (with optional Bluetooth device display) with SmartBlue app or FieldXpert, DeviceCare • Operation via operating tool (Endress+Hauser FieldCare/DeviceCare or AMS, PDM, etc.) • Operation via handheld, Fieldcare, DeviceCare, AMS and PDM Operating keys and DIP switches on the electronic...
  • Page 31 Cerabar PMC71B 4-20mA HART Operation options Access to the operating menu via local display 7.4.1 Device display (optional) Functions: • Display measured values and fault and notice messages • Background lighting, which switches from green to red in the event of an error •...
  • Page 32 • Press and hold the keys simultaneously to return to the upper level 7.4.2 Operation via Bluetooth® wireless technology (optional) Prerequisite • Device with device display including Bluetooth • Smartphone or tablet with Endress+Hauser SmartBlue app or PC with DeviceCare from version 1.07.05 or FieldXpert SMT70 Endress+Hauser...
  • Page 33 • The reset code can also be changed in addition to the password. • If the user-defined reset code is lost, the password can no longer be reset via the SmartBlue app. Contact Endress+Hauser Service in this case. Access to the operating menu via the operating tool The structure of the operating menu in the operating tools is the same as for operation via the local display.
  • Page 34 DeviceCare Range of functions Tool for connecting and configuring Endress+Hauser field devices The fastest way to configure Endress+Hauser field devices is with the dedicated "DeviceCare" tool. Together with the device type managers (DTMs), DeviceCare presents a convenient, comprehensive solution. For details, see Innovation Brochure IN01047S.
  • Page 35 Cerabar PMC71B 4-20mA HART Operation options The device serial number is saved in the HistoROM. The electronics serial number is saved in the electronics. Endress+Hauser...
  • Page 36 System integration Cerabar PMC71B 4-20mA HART System integration Overview of device description files • Manufacturer ID: 17 (0x0011) • Device type ID: 0x112A • HART specification: 7.6 • DD files, information and files can be found at: • www.endress.com •...
  • Page 37 Cerabar PMC71B 4-20mA HART System integration Device variable Device variable code Loop current Not used The device variables can be queried by a HART ® master using HART ® command 9 or 8.2.2 System units The following table describes the supported pressure measuring units.
  • Page 38 Commissioning Cerabar PMC71B 4-20mA HART Commissioning Preparatory steps The measuring range and the unit in which the measured value is transmitted correspond to the specifications on the nameplate. WARNING The settings of the current output are relevant for safety! This situation can result in product overflow.
  • Page 39 A0039148 Computer with FieldCare/DeviceCare operating tool Commubox FXA291 Service interface (CDI) of the device (= Endress+Hauser Common Data Interface) At least 22 mA is required to update (flash) the device firmware. Configuring the device address via software Please refer to the HART address parameter.
  • Page 40 Commissioning Cerabar PMC71B 4-20mA HART Setting the operating language 9.5.1 Local display Setting the operating language To set the operating language, the display first needs to be unlocked: 1. Press the  key for at least 2 s.  A dialog box appears.
  • Page 41 Cerabar PMC71B 4-20mA HART Commissioning 2. Press "Zero" for at least 3 s. 3. When the LED lights up briefly, the pressure present has been accepted for the lower range value. Setting the upper range value (pressure or scaled variable) 1.
  • Page 42 In such situations, it is advisable to reset the device to the factory default settings. DeviceCare is available for download at www.software-products.endress.com. You must register in the Endress+Hauser software portal to download the product.
  • Page 43 Cerabar PMC71B 4-20mA HART Commissioning Example: Outputting of the pressure value at the current output Pressure and temperature units are converted automatically. Other units are not converted. In the following example, the pressure value should be measured in a tank and output on the current output.
  • Page 44 Commissioning Cerabar PMC71B 4-20mA HART 450 mbar 1000 1000 l 50 mbar [mbar] A0039010 "Pressure value 1" parameter and "Scaled variable value 1" parameter "Pressure value 2" parameter and "Scaled variable value 2" parameter The pressure present is displayed in the operating tool on the same settings page in the "Pressure"...
  • Page 45 Cerabar PMC71B 4-20mA HART Commissioning 9.6.4 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 46 Commissioning Cerabar PMC71B 4-20mA HART "Simulation" submenu With the Simulation submenu, the pressure, current and diagnostic events can be simulated. Menu path: Diagnostics → Simulation Protecting settings from unauthorized access 9.8.1 Hardware locking or unlocking Zero/I Span/II Display A0043441 DIP switch for locking and unlocking the device DIP switch 1 on the electronic insert is used to lock or unlock operation.
  • Page 47 Cerabar PMC71B 4-20mA HART Commissioning Sensor, remote A0052121 Official sticker seal 9.8.2 Display operation - locking or unlocking The  key must be pressed for at least 2 seconds in order to lock or unlock the optical keys. Display operation can be locked or unlocked in the dialog that appears.
  • Page 48 Operation Cerabar PMC71B 4-20mA HART Operation 10.1 Reading off the device locking status Displaying active write protection: • In the Locking status parameter Menu path of local display: at the top operating level Menu path of operating tool: System → Device management •...
  • Page 49 Cerabar PMC71B 4-20mA HART Operation 10.3.1 Sensor calibration In the course of their life cycle, pressure measuring cells can deviate, or drift, from the original pressure characteristic curve. This deviation depends on the operating conditions and can be corrected in the Sensor calibration submenu.
  • Page 50 Diagnostics and troubleshooting Cerabar PMC71B 4-20mA HART Diagnostics and troubleshooting 11.1 General troubleshooting 11.1.1 General faults Device is not responding • Possible cause: Supply voltage does not match the specification on the nameplate Remedial action: Apply the correct voltage • Possible cause: The polarity of the supply voltage is wrong Remedial action: Correct the polarity •...
  • Page 51 • 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 52 Diagnostics and troubleshooting Cerabar PMC71B 4-20mA HART 11.1.4 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 53 Cerabar PMC71B 4-20mA HART Diagnostics and troubleshooting 11.2 Diagnostic formation on local display 11.2.1 Diagnostic message Measured value display and diagnostic message in the event of a failure Failures detected by the device' s self-monitoring system are displayed as a diagnostic message in alternation with the unit.
  • Page 54 Diagnostics and troubleshooting Cerabar PMC71B 4-20mA HART Diagnostic event and event text The failure can be identified by means of the diagnostic event. The event text helps you by providing information about the failure. In addition, the associated status symbol is displayed in front of the diagnostic event.
  • Page 55 Cerabar PMC71B 4-20mA HART Diagnostics and troubleshooting 11.3 Diagnostic event in the operating tool If a diagnostic event has occurred in the device, the status signal appears in the top left status area of the operating tool together with the corresponding symbol for the event level according to NAMUR NE 107: •...
  • Page 56 Diagnostics and troubleshooting Cerabar PMC71B 4-20mA HART 11.6.1 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.
  • Page 57 Cerabar PMC71B 4-20mA HART Diagnostics and troubleshooting Diagnostic Short text Remedy instructions Status Diagnostic number signal behavior [from the [from the factory] factory] Configuration 1. Update firmware Alarm incompatible 2. Execute factory reset Dataset different 1. Check dataset file Warning 2.
  • Page 58 Diagnostics and troubleshooting Cerabar PMC71B 4-20mA HART Diagnostic Short text Remedy instructions Status Diagnostic number signal behavior [from the [from the factory] factory] Low signal noise detected 1. Check impulse line Warning 2. Check valve position 3. Check process Min signal noise detected 1. Check impulse line Warning 2.
  • Page 59 Cerabar PMC71B 4-20mA HART Diagnostics and troubleshooting Info number Info name I1091 Configuration changed I11074 Device verification active I1110 Write protection switch changed I11104 Loop diagnostics I11284 DIP MIN setting to HW active I11285 DIP SW setting active I11341 SSD baseline created...
  • Page 60 Diagnostics and troubleshooting Cerabar PMC71B 4-20mA HART 11.8.2 Resetting the device via the electronic insert keys Resetting Bluetooth password and user role (as of SW 1/1/2000) 15 s Zero/I Span/II Display 2× A0056763  10 Sequence for resetting the password Delete/reset the password 1.
  • Page 61 Cerabar PMC71B 4-20mA HART Diagnostics and troubleshooting 11.10 Firmware history The firmware version can explicitly be ordered via the product structure. This makes it possible to ensure the compatibility of the firmware version with an existing or planned system integration.
  • Page 62 12.1.2 Flushing rings The use of flushing rings allows the membrane to be cleaned without removing the device from the process. For more information: contact the Endress+Hauser sales office. 12.1.3 Exterior cleaning Notes on cleaning • The cleaning agents used should not corrode the surfaces and the seals •...
  • Page 63 General information 13.1.1 Repair concept Under the Endress+Hauser repair concept, devices have a modular design and repairs are carried out by Endress+Hauser Service or by properly trained customers. Spare parts are grouped into logical kits with the associated replacement instructions.
  • Page 64 Repair Cerabar PMC71B 4-20mA HART 13.3.1 HistoROM It is not necessary to perform a new device calibration after replacing the display or transmitter electronics. The parameters are saved in the HistoROM. After replacing the transmitter electronics, remove the HistoROM and insert it into the new replacement part.
  • Page 65 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 66 Accessories Cerabar PMC71B 4-20mA HART Accessories 14.1 Device-specific accessories 14.1.1 Mechanical accessories • Mounting bracket for housing • Prepared for sealing, PMO-compliant • Mounting bracket for block & bleed valves • Block&Bleed valves: • Block&Bleed valves can be ordered as enclosed accessories (seal for mounting is enclosed) •...
  • Page 67 Cerabar PMC71B 4-20mA HART Technical data Technical data 15.1 Input Measured variable Measured process variables • Absolute pressure • Gauge pressure Measuring range Depending on the device configuration, the maximum working pressure (MWP) and the overpressure limit (OPL) can deviate from the values in the tables.
  • Page 68 Technical data Cerabar PMC71B 4-20mA HART Gauge pressure 1) 2) Measuring cell Maximum measuring range Smallest calibratable span (preset at factory) lower (LRL) upper (URL) [bar (psi)] [bar (psi)] [bar (psi)] Platinum 100 mbar (1.5 psi) –0.1 (–1.5) +0.1 (+1.5) 0.005 (0.075)
  • Page 69 Cerabar PMC71B 4-20mA HART Technical data 15.2 Output Output signal Current output 4 to 20 mA with superimposed digital communication protocol HART, 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 70 Technical data Cerabar PMC71B 4-20mA HART Protocol-specific data HART • Manufacturer ID: 17 (0x11{hex}) • Device type ID: 0x112A • Device revision: 1 • HART specification: 7 • DD revision: 1 • Device description files (DTM, DD) information and files at: •...
  • Page 71 Cerabar PMC71B 4-20mA HART Technical data PROFIBUS PA Manufacturer ID: 17 (0x11) Ident number: 0x1573 or 0x9700 Profile version: 3.02 GSD file and version Information and files at: • www.endress.com On the product page for the device: Documents/Software → Device drivers •...
  • Page 72 Technical data Cerabar PMC71B 4-20mA HART 15.3 Environment Ambient temperature The following values apply up to a process temperature of +85 °C (+185 °F). The permitted range ambient temperature is reduced at higher process temperatures. • Without segment display or graphic display: Standard:–40 to +85 °C (–40 to +185 °F)
  • Page 73 Cerabar PMC71B 4-20mA HART Technical data • Dummy plug transport protection: IP22, TYPE 2 • HAN7D plug, 90 degrees, IP65 NEMA Type 4X • M12 plug When housing is closed and connecting cable is plugged in: IP66/67 NEMA Type 4X...
  • Page 74 Technical data Cerabar PMC71B 4-20mA HART Stainless steel dual-compartment housing and stainless steel precision-cast dual- compartment housing Description Sinusoidal vibration IEC62828-1 Shock Device 10 Hz to 60 Hz: ±0.15 mm (0.0059 in) 15 g 60 Hz to 1000 Hz: 2 g Device in high-temperature version 10 Hz to 150 Hz: 0.2 g...
  • Page 75 Cerabar PMC71B 4-20mA HART Technical data 15.4 Process Process temperature range 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 76 Extreme jumps in temperature can result in temporary measuring errors. Temperature compensation takes place after a few minutes. Internal temperature compensation is faster the smaller the jump in temperature and the longer the time interval involved. For more information: contact the Endress+Hauser sales office. Process pressure range Pressure specifications The maximum pressure for the device depends on the lowest-rated element with regard to pressure.
  • Page 77 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 78 Index Cerabar PMC71B 4-20mA HART Index Access authorization to parameters Local display Read access ......30 see Diagnostic message Write access .
  • Page 79 Cerabar PMC71B 4-20mA HART Index Write access ....... 30 Endress+Hauser...
  • Page 80 *71713180* 71713180 www.addresses.endress.com...