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KA01469P/00/EN/04.22-00
71582834
2022-08-31
Products
Brief Operating Instructions
Cerabar PMC51B
Process pressure measurement
HART
These Instructions are Brief Operating Instructions; they are
not a substitute for the Operating Instructions pertaining to
the device.
Detailed information about the device can be found in the
Operating Instructions and the other documentation:
Available for all device versions via:
• Internet:
www.endress.com/deviceviewer
• Smart phone/tablet: Endress+Hauser Operations App
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Table of Contents
Related Manuals for Endress+Hauser Cerabar PMC51B
Summary of Contents for Endress+Hauser Cerabar PMC51B
- Page 1 Operating Instructions pertaining to the device. Detailed information about the device can be found in the Operating Instructions and the other documentation: Available for all device versions via: • Internet: www.endress.com/deviceviewer • Smart phone/tablet: Endress+Hauser Operations App...
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Page 2: Associated Documentation
Associated documentation Cerabar PMC51B HART Associated documentation Order code: XXXXX-XXXXXX Ser. no.: XXXXXXXXXXXX Ext. ord. cd.: XXX.XXXX.XX Serial number www.endress.com/deviceviewer Endress+Hauser Operations App A0023555 About this document Document function The Brief Operating Instructions contain all the essential information from incoming acceptance to initial commissioning. - Page 3 Cerabar PMC51B HART About this document This symbol alerts you to a dangerous situation. Failure to avoid this situation will result in serious or fatal injury. WARNING This symbol alerts you to a dangerous situation. Failure to avoid this situation can result in serious or fatal injury.
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Page 4: Registered Trademarks
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 5: Workplace Safety
Cerabar PMC51B HART Basic safety instructions 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. Workplace safety When working on and with the device: ‣... -
Page 6: Device-Specific It Security
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 7: Storage And Transport
• 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 if there is a risk of medium buildup or clogging at the process connection •... - Page 8 Mounting Cerabar PMC51B HART • Using a valve manifold allows for easy commissioning, installation and maintenance without interrupting the process • When mounting the device, establishing the electrical connection and during operation: prevent the penetration of moisture into the housing •...
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Page 9: Mounting The Device
Cerabar PMC51B HART Mounting A0038723 • 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 • The use of shutoff devices and/or water pocket pipes is recommended for mounting •... -
Page 10: Electrical Connection
Electrical connection Cerabar PMC51B HART 5.2.4 Level measurement • Always mount 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 11: Connecting The Device
Cerabar PMC51B HART Electrical connection WARNING Explosion Hazard! ‣ Please refer to the separate documentation on applications in hazardous areas for the safety instructions. For optimum electromagnetic compatibility: • Keep the potential matching line as short as possible • Maintain a cross-section of at least 2.5 mm... - Page 12 Electrical connection Cerabar PMC51B HART 18.5 17.5 16.5 15.5 14.5 13.5 12.5 11.0 10.5 LOOP A0047149 Bluetooth can be switched on Bluetooth cannot be switched on 6.2.2 Terminals • Supply voltage and internal ground terminal: 0.5 to 2.5 mm (20 to 14 AWG) •...
- Page 13 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 14 Electrical connection Cerabar PMC51B HART 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, comply with national standards and the specifications in the Safety Instructions (XAs). Use the specified cable gland.
- Page 15 Cerabar PMC51B HART Electrical connection 6.2.7 Terminal assignment Single compartment housing A0042594 2 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 16 Electrical connection Cerabar PMC51B HART 6.2.9 Available device plugs In the case of devices with a plug, it is not necessary to open the housing for connection purposes. Use the enclosed seals to prevent the penetration of moisture into the device.
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Page 17: Ensuring The Degree Of Protection
Cerabar PMC51B HART Electrical connection 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 • Gland M20, 316L, IP66/68 TYPE 4X/6P • Thread M20, IP66/68 TYPE 4X/6P •... -
Page 18: Operation Options
Operation options Cerabar PMC51B HART Operation options Operating keys and DIP switches on the electronic insert Zero/I Alarm Span/II Display A0039285 Operating key for lower range value (Zero) Operating key for upper range value (Span) DIP switch for alarm current... - Page 19 Cerabar PMC51B HART Commissioning 4 5 6 A0043599 4 Segment display Measured value Bar graph proportional to the current output Unit of measured value Locked (symbol appears when the device is locked) Bluetooth (symbol flashes if Bluetooth connection is active)
- Page 20 Commissioning Cerabar PMC51B HART • Assign PV parameter Pressure option • Calibration values defined by defined measuring cell nominal value • The alarm current is set to min. (3.6 mA), (only if no other option was selected when ordering) • DIP switch to Off position •...
- Page 21 Cerabar PMC51B HART Commissioning 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) The desired pressure for the upper range value is present at the device.
- Page 22 Commissioning Cerabar PMC51B HART 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 23 Cerabar PMC51B HART Commissioning 8.5.3 Commissioning without the commissioning wizard Example: Commissioning a volume measurement in the tank Pressure and temperature units are converted automatically. Other units are not converted. In the following example, the volume in a tank should be measured in liters. The maximum volume of 1 000 l (264 gal) corresponds to a pressure of 450 mbar (6.75 psi).
- Page 24 Commissioning Cerabar PMC51B HART Enter the pressure value for the upper calibration point via the Pressure value 2 parameter: 450 mbar (6.75 psi) Menu path: Application → Sensor → Scaled variable → Pressure value 2 Enter the volume value for the upper calibration point via the Scaled variable value 2 parameter: 1 000 l (264 gal) ...
- Page 28 *71582834* 71582834 www.addresses.endress.com...