Endress+Hauser PMD78B Deltabar differential pressure transmitter
- Accuracy: Up to 0.1%
- Stability: 0.025% URL/year
- Temp Range: -70°C to +400°C
- Safety: SIL Certified
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Description
Endress+Hauser PMD78B: Capillary Differential Pressure
The Endress+Hauser PMD78B: Capillary Differential Pressure transmitter is a distinguished specialist within the new Deltabar generation, meticulously engineered for accurate differential pressure measurement using one or two capillaries. This device is not only robust but also exceptionally intelligent, featuring intuitive wizards that simplify every stage from commissioning to proof tests and verification. Its advanced design ensures seamless operation and heightened reliability, making it an indispensable asset for modern industrial applications where extreme precision and consistent uptime are paramount, especially in scenarios demanding remote measurement or high-temperature resilience.
Precision Measurement in Challenging Applications
The PMD78B excels in precision measurement in challenging applications, thanks to its specialized capillary design. This innovative approach allows for highly accurate differential pressure measurement even when direct connection to the process is difficult or when dealing with extreme process temperatures. It is ideally suited for monitoring filter performance in highly viscous or corrosive liquids, ensuring consistent flow in chemical reactors, or precisely measuring levels in tall, insulated tanks. The capillaries efficiently transmit process pressure to the measuring cell, protecting the transmitter from harsh conditions and ensuring reliable data, crucial for maintaining optimal process control and safety.
Intuitive Wizards for Simplified Operations
Experience intuitive wizards for simplified operations with the PMD78B. Its user-centric software design features clear, guided wizards that streamline even the most complex tasks, such as initial setup, thorough proof tests, and comprehensive verification. These wizards lead users step-by-step, minimizing potential errors and ensuring accurate configuration from the very beginning. This simplified approach reduces the learning curve for operators and maintenance personnel, empowering them to manage the device efficiently and confidently. The plug-and-play functionalities further enhance ease of use, contributing to a more streamlined and productive workflow.
SmartBlue App: Wireless Control, Maximum Safety
The PMD78B offers SmartBlue App: Wireless Control, Maximum Safety. This cutting-edge feature enables remote control and maintenance of the device via a secure Bluetooth® connection using the SmartBlue App. This capability is especially beneficial for instruments located in hard-to-reach or hazardous process areas, allowing personnel to interact with the transmitter from a safe distance. Wireless operation not only enhances safety by reducing on-site exposure but also improves efficiency by enabling quicker diagnostics and adjustments without interrupting the process. The optional Bluetooth® module ensures flexibility in communication and operational convenience.
Heartbeat Technology: Verification and Monitoring
The PMD78B integrates Heartbeat Technology: Verification and Monitoring functions, a revolutionary feature that significantly boosts plant availability. This technology enables continuous device health verification while the process is running, providing a simple, clear indication of device status. If diagnostic messages occur, the LED Module, combined with the display, conveniently changes from green to red, alerting operators instantly to potential issues. This proactive monitoring reduces systematic failures, aids in error-free SIL commissioning, and facilitates instrument-guided proof testing, ensuring maximum operational uptime and safety without interruption.
TPT24: Global Source, Guaranteed Authenticity
For the Endress+Hauser PMD78B, TPT24: Global Source, Guaranteed Authenticity is your ultimate destination. As the world’s leading online store, tpt24 is dedicated to providing this state-of-the-art differential pressure transmitter with an unwavering commitment to authenticity and superior quality. Every PMD78B purchased through tpt24 is guaranteed to be genuine and meets the highest Endress+Hauser standards. We ensure reliable, secure, and prompt delivery to any country worldwide, solidifying our position as the most trusted source for your critical instrumentation needs, backed by unparalleled customer support and a guarantee of product integrity.
Uncompromising Accuracy, Long-Term Stability
The PMD78B delivers uncompromising accuracy, long-term stability for demanding industrial applications. With a standard reference accuracy of up to 0.1%, it provides highly reliable data essential for critical processes. Its long-term stability is exceptionally impressive: 0.025% of URL per year, extending to 0.05% over 5 years, and an outstanding 0.10% over 10 years. This remarkable consistency minimizes drift over time, significantly reducing the need for frequent recalibration and contributing to lower maintenance costs. The PMD78B ensures sustained precision, making it a reliable investment for any facility.
Robust Design for Extreme Conditions
The PMD78B features a robust design for extreme conditions, built to thrive in the most challenging industrial environments. Its wide process temperature range extends from -70°C to an impressive +400°C (-x°F to +752°F) with diaphragm seals, accommodating a vast array of media and operational demands. The device operates reliably in ambient temperatures from -40°C to +85°C (-40°F to +185°F). With high-quality wetted materials such as 316L, AlloyC, Tantal, Monel, PTFE, and Gold, and a choice of Aluminum or 316L for the housing, it ensures exceptional durability and corrosion resistance, providing dependable performance in harsh settings.
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
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











