Endress+hauser Deltabar PMD78B differential pressure transmitter
- SmartBlue App, Bluetooth control
- Heartbeat Technology, plant availability
- Accuracy: up to 0.075%
- Long-term stability: 0.025%/year
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Description
Endress+Hauser PMD78B: Advanced Differential Pressure
The Endress+Hauser Deltabar PMD78B represents the pinnacle of the new Deltabar generation, designed for advanced differential pressure measurement. This robust device stands out with its innovative remote control capabilities via the SmartBlue App, utilizing a secure Bluetooth connection. This feature revolutionizes condition-based maintenance, significantly increasing plant availability by allowing operators to monitor and manage the transmitter from a safe distance. The PMD78B’s software is meticulously crafted to simplify handling, with intuitive wizards that guide users through every step, from initial setup to comprehensive proof tests and thorough device verification. This user-friendly approach ensures that even complex industrial processes can be managed with unparalleled ease and efficiency, minimizing operational downtime and maximizing productivity.
Heartbeat Technology: Predictive Maintenance Excellence
A cornerstone of the Endress+Hauser PMD78B’s advanced functionality is its integrated Heartbeat Technology. This innovative feature offers sophisticated verification and monitoring functions, crucial for detecting unwanted anomalies that could compromise process integrity. Imagine a scenario where impulse lines become plugged – Heartbeat Technology can detect such issues proactively, preventing potential failures and ensuring continuous, uninterrupted operation. This capability is vital for increasing plant availability, as it shifts maintenance from reactive to predictive, allowing interventions before problems escalate. Furthermore, the PMD78B simplifies device status indication; its display intelligently changes from green to red when diagnostic messages occur, providing immediate visual alerts to operators, enabling swift action and maintaining optimal process health and safety.
Wireless Control: Seamless Bluetooth Connectivity
The Endress+Hauser PMD78B ushers in a new era of convenience with its wireless control capabilities, powered by the SmartBlue App and a secure Bluetooth® connection. This feature is particularly beneficial for applications in hard-to-reach areas, where manual checks would be challenging or hazardous. Operators can now effortlessly configure, monitor, and troubleshoot the device from a safe distance, drastically reducing the need for direct physical access. This not only enhances worker safety but also significantly improves operational efficiency by minimizing downtime associated with manual inspections. The intuitive interface of the SmartBlue App ensures that managing the PMD78B is straightforward, empowering personnel to maintain optimal performance and respond swiftly to any operational changes.
Precision Measurement: Wide Application Range
The Endress+Hauser Deltabar PMD78B is engineered for precision differential pressure measurement across a vast array of applications, thanks to its specialist design featuring one or two capillaries. This robust instrument excels in diverse industrial environments, from measuring pressure differences in intricate chemical processes to monitoring flow rates in critical pipelines. Its ability to handle pressure measuring ranges up to 40 bar (600 psi) and static pressure up to 160 bar (2400 psi) makes it highly versatile. Furthermore, it reliably operates in extreme process temperatures, up to 400°C (752°F) with a diaphragm seal, ensuring consistent performance even under the most demanding thermal conditions. The PMD78B is truly an adaptable solution for comprehensive industrial monitoring.
Error-Free Commissioning: Enhanced Safety Measures
A standout benefit of the Endress+Hauser PMD78B is its ability to significantly reduce systematic failures through error-free SIL commissioning and instrument-guided proof testing. This meticulous design feature ensures that the device is set up correctly from the very beginning, minimizing the risk of human error that could lead to operational issues or safety hazards. The intuitive wizards embedded in the software expertly guide users through every stage of commissioning and testing, ensuring compliance with stringent safety standards. This proactive approach to reliability not only enhances overall plant safety but also boosts operational confidence, knowing that the PMD78B is functioning optimally and predictably, thereby increasing overall plant availability and security against potential malfunctions.
Specifications
-
Measuring principle
Differential pressure
-
Characteristic
Specialist with one or two capillaries for accurate differential pressure measurement.
Intuitive and clear wizards for commissioning, proof tests and verification. -
Supply voltage
Ex d, Ex e, non-Ex:
10.5…35V DC
Ex i: 10.5…30V DC -
Reference Accuracy
Standard:
up to 0.1 % -
Long term stability
0.025 % of URL/ year
0.05 % of URL/ 5 years
0.10 % of URL/ 10 years -
Process temperature
-70°C…+400°C
(-x°F…+752°F) -
Ambient temperature
-40°C…+85°C
(-40°F…+185°F) -
Measuring cell
100 mbar…40 bar
(1.5 psi…600 psi) -
Smallest calibratable span
5 mbar (0.075 psi)
-
Vacuum resistance
50 mbar (0.73 psi)
-
Max. Turn down
100:1
-
Max. overpressure limit
240 bar
(3600 psi) -
Process connection
Thread: MNPT1/2, G1/2
Flange: NPS 2″…4″, DN50…100 -
Material process membrane
316L, AlloyC,
Tantal,
Monel
PTFE
Gold -
Material gasket
PTFE, FKM,
EPDM, FFKM -
Fill fluid
Silicone oil,
inert oil,
vegetable oil,
low- / high temperature oil -
Material housing
Aluminium, 316L
-
Communication
4…20 mA HART
PROFIBUS PA
PROFINET with Ethernet-APL
Bluetooth® wireless
technology and app (optional) -
Certificates / Approvals
ATEX, CSA, IECEx, JPN Ex, INMETRO, NEPSI, UK Ex
-
Safety approvals
SIL
-
Design approvals
EN10204-3.1,
NACE MR0175,
NACE MR0103 -
Specialities
Heartbeat Technology,
Bluetooth® Operation and maintenance SmartBlue App,
LED Module,
RFID TAG for easy identification,
Plug and play functionalities,
HistoROM









