Endress+Hauser Deltabar PMD78B Brief Operating Instructions
Differential pressure measurement hart
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KA01468P/00/EN/05.24-00
71647917
2024-03-26
Products
Brief Operating Instructions
Deltabar PMD78B
Differential pressure measurement
HART
These Brief Operating Instructions are not a
substitute for the Operating Instructions
pertaining to the device.
Detailed information can be found in the
Operating Instructions and the additional
documentation.
Available for all device versions via:
• Internet:
• Smartphone/tablet: Endress+Hauser
Operations app
Solutions
www.endress.com/deviceviewer
Services
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Summary of Contents for Endress+Hauser Deltabar PMD78B
- Page 1 Products Solutions Services KA01468P/00/EN/05.24-00 71647917 2024-03-26 Brief Operating Instructions Deltabar PMD78B Differential pressure measurement HART These Brief Operating Instructions are not a substitute for the Operating Instructions pertaining to the device. Detailed information can be found in the Operating Instructions and the additional documentation.
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Page 2: Associated Documentation
Associated documentation Deltabar PMD78B 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 Deltabar PMD78B 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
Deltabar PMD78B 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: Mounting Requirements
Deltabar PMD78B HART Mounting Storage and transport 4.2.1 Storage conditions • Use the original packaging • Store the device in clean and dry conditions and protect from damage caused by shocks Storage temperature range See Technical Information. 4.2.2 Transporting the product to the measuring point... - Page 8 • 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 membrane •...
- Page 9 (empty vessel). Information on cleaning Endress+Hauser provides flushing rings as an accessory to enable the membrane to be cleaned without removing the transmitter from the process. For more information: contact the Endress+Hauser sales office.
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Page 10: Mounting The Device
Mounting Deltabar PMD78B HART 5.1.4 Installing pressure piping • For recommendations for routing pressure piping, refer to DIN 19210 "Differential pressure piping for flow measurement devices" or the corresponding national or international standards • When routing the pressure piping outdoors, ensure sufficient anti-freeze protection, e.g. by using pipe heat tracing •... -
Page 11: Electrical Connection
Deltabar PMD78B HART Electrical connection 5.2.3 Closing the housing covers NOTICE Thread and housing cover damaged from dirt and fouling! ‣ Remove dirt (e.g. sand.) on the thread of the cover and housing. ‣ If you continue to encounter resistance when closing the cover, check the thread again for fouling. -
Page 12: Connecting The Device
Electrical connection Deltabar PMD78B 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 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 Deltabar PMD78B 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 Deltabar PMD78B HART Electrical connection 6.2.7 Terminal assignment Dual compartment housing A0042803 2 Connection terminals and ground terminal in the connection compartment Positive terminal Negative terminal Internal ground terminal 6.2.8 Cable entries A0045414 Cable entry Dummy plug The type of cable entry depends on the device version ordered.
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Page 16: Ensuring The Degree Of Protection
Electrical connection Deltabar PMD78B 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. -
Page 17: Operation Options
Deltabar PMD78B HART Operation options NOTICE M12 plug and HAN7D plug: incorrect mounting 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 18: Access To The Operating Menu Via The Local Display
Operation options Deltabar PMD78B HART Access to the operating menu via the local display 7.2.1 Device display (optional) Functions: • Display of measured values and fault and notice messages • Background lighting, which switches from green to red in the event of an error •... - Page 19 Deltabar PMD78B HART Operation options X X X X X X X X A0047141 4 Graphic display with optical operating keys. Measured value (up to 12 digits) Unit of measured value Bar graph proportional to the current output Bar graph unit Symbol for current output Symbol for displayed measured value (e.g.
- Page 20 Commissioning Deltabar PMD78B HART Commissioning Preliminaries The measuring range and the unit in which the measured value is transmitted correspond to the data on the nameplate. WARNING The settings of the current output are relevant for safety! This situation can result in product overflow.
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Page 21: Configuring The Measuring Device
Deltabar PMD78B HART Commissioning Select the Language parameter in the main menu. Press the key. Select the desired language with the or key. Press the key. Display operation locks automatically: • after 1 min on the main page if no key has been pressed •... - Page 22 Commissioning Deltabar PMD78B HART Setting the upper range value (pressure or scaled variable) The desired pressure for the upper range value is present at the device. Press the "Span" key for at least 3 s. When the LED lights up briefly, the pressure present has been accepted for the upper range value.
- Page 23 Deltabar PMD78B 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 24 Commissioning Deltabar PMD78B HART 8.4.3 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 25 Deltabar PMD78B HART Commissioning 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 *71647917* 71647917 www.addresses.endress.com...
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