Name: Deltabar PMD78B
Brand: Endress+Hauser
Availability: InStock

Deltabar PMD78B - differential pressure transmitter

Minimizes ambient and process temperature effects on your measurement thanks to the TempC membrane

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Deltabar PMD78B - differential pressure transmitter

Minimizes ambient and process temperature effects on your measurement thanks to the TempC membrane

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Benefits

Wireless control of the device in hard to reach areas with the SmartBlue App and a Bluetooth® connection
Reduce systematic failures - error free SIL commissioning and instrument guided proof testing
With Heartbeat Technology you are able to verify the health of the device while the process is running. This increases plant availability.
Simple indication of device status - display changes from green to red when diagnostic messages occur

Services and resources

Product Support Product documentation, troubleshooting articles, device details and more.

FLEXible answers to individual needs

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Deltabar PMD78B - differential pressure transmitter

High-end products
Highly functional and convenient

What is FLEX?

FLEX selections

Technical excellence

Simplicity

Fundamental selection Meet your basic measurement needs

Lean selection Handle your core processes easily

Extended selection Optimize your processes with innovative technologies

Xpert selection Master your most challenging applications

Variable

Learn more about the FLEX selections

Manufacturer's warranty

Engineered for confidence

Our instruments are designed for long‑lasting performance, precise measurement, and dependable operation in demanding industrial environments. Each product includes a standard manufacturer’s warranty that reflects our commitment to quality and to the trust you place in our solutions.

Should a warranty case occur, the device will be assessed and the applicable remedy will be provided in line with the warranty terms – helping ensure a reliable and efficient resolution and supporting continued operation of your measurement point.

Request for extended warranty

If you require extended warranty coverage, simply contact your local Endress+Hauser representative. Our experts will advise you on the available options to match your application and risk profile, helping you protect your investment, reduce unexpected repair costs, and ensure reliable long‑term operation beyond the manufacturer's warranty period.

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Warranty terms apply

The manufacturer's warranty and extended warranty are subject to specific conditions. For full details, please refer to the locally applicable General Terms and Conditions (GTC), which can be found on the respective country page of our website.

Services by your side

Right‑first‑time commissioning, worldwide

Endress+Hauser’s qualified service engineers ensure your measurement devices are commissioned right the first time, delivering application‑aligned accuracy, regulatory compliance, and operational confidence from startup onwards, anywhere in the world.

Remote support you can trust wherever you operate

With Endress+Hauser Smart Support, you benefit from faster issue resolution, higher uptime, reliable global expertise across the entire product lifecycle – and lasting peace of mind.

Committed to long‑term, sustainable performance

With deep field expertise, harmonized processes, and continuous monitoring, we accompany you with comprehensive service offerings – from initial start‑up through instrumentation maintenance to process optimization – as a true lifetime partner delivering improved outcomes.

For additional information, please contact your local Endress+Hauser representative.

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24/7 customer portal

Personalized transaction space

Check prices and delivery times, save your favorite products, create quotes and place orders in just a few clicks and track deliveries at any time. With access to your complete order and quote history including all relevant documents you benefit from full transparency throughout the entire process.

Easy access to technical documentation

Select and download all technical documentation such as operating manuals, calibration certificates, approvals and CAD drawings conveniently bundled as a complete documentation package for your entire order or quote.

My Endress+Hauser – all in one place

My Endress+Hauser is your 24/7 connection to Endress+Hauser – in the office, in the field or on the go. It brings together transaction management, documentation and software downloads, knowledge base access, customer support, engineering tools and cloud‑based IIoT services helping you work easier, faster and more efficiently.

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Spare parts and accessories

Housing/housing accessories

Blind plug, M20, 316L, o-ring EPDM

Housing/housing accessories

Order code 71487198

Drawing number 14

Housing/housing accessories

Blind plug, M20, Alu, o-ring EPDM

Housing/housing accessories

Order code 71487199

Drawing number 14

Housing/housing accessories

Blind plug M20, 316L, Ex d

Housing/housing accessories

Order code 71679712

Drawing number 14

Housing/housing accessories

Blind plug M20, Alu, Ex d

Housing/housing accessories

Order code 71679714

Drawing number 14

Spare parts & accessories

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Use the extended configuration to configure from all available options.

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Configuration details

Deltabar PMD78B - differential pressure

Section	ID	Selected option
<%feature%>	<%coding%>	<%label%>

CAD Drawings

Configuration support

Spare parts and accessories

Housing/housing accessories

Blind plug, M20, 316L, o-ring EPDM

Housing/housing accessories

Order code 71487198

Drawing number 14

Housing/housing accessories

Blind plug, M20, Alu, o-ring EPDM

Housing/housing accessories

Order code 71487199

Drawing number 14

Housing/housing accessories

Blind plug M20, 316L, Ex d

Housing/housing accessories

Order code 71679712

Drawing number 14

Housing/housing accessories

Blind plug M20, Alu, Ex d

Housing/housing accessories

Order code 71679714

Drawing number 14

Spare parts & accessories

Accuracy	Standard: up to 0.1 %
Process temperature	-40°C...+400°C (-40°F...+752°F)
Pressure measuring range	100 mbar...40 bar (1.5psi...600 psi)
Main wetted parts	316L, AlloyC, Tantal, Monel PTFE, Gold
Material process membrane	316L, AlloyC, Tantal, Monel PTFE Gold
Measuring cell	100 mbar...40 bar (1.5 psi...600 psi)
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 (-94°F...+752°F)
Ambient temperature	-40°C...+85°C (-40°F...+185°F)
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 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
Accuracy	Standard: up to 0.1 %
Process temperature	-40°C...+400°C (-40°F...+752°F)
Pressure measuring range	100 mbar...40 bar (1.5psi...600 psi)
Main wetted parts	316L, AlloyC, Tantal, Monel PTFE, Gold
Material process membrane	316L, AlloyC, Tantal, Monel PTFE Gold
Measuring cell	100 mbar...40 bar (1.5 psi...600 psi)
Measuring principle	Differential pressure
Characteristic / Application	Smart differential pressure transmitter with one or two capillaries, full range of certifications and Heartbeat Technology. Intuitive and clear wizards for commissioning, proof tests and verification.
Specialities	Heartbeat Technology, Bluetooth® Operation and maintenance SmartBlue App, LED Module, RFID TAG for easy identification, Plug and play functionalities HistoROM
Supply / Communication	Ex d, Ex e, non-Ex:: 10.5...35V DC Ex i: 10.5...30V DC
Long term stability	0.025 % of URL/ year 0.05 % of URL/ 5 years 0.10 % of URL/ 10 years
Ambient temperature	-54°C...+85°C (-65°F...+185°F)
Process pressure / max. overpressure limit	160 bar (2.400 psi)
Process connection	Thread: MNPT1/2, G1/2 Flange: NPS 2"...4", DN50...100
Max. measurement distance	160 m (525 ft) H2O
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	EN 10204-3.1, NACE MR0175, NACE MR0103
Options	Touch control display
Application limits	Keine

Deltabar PMD78B - differential pressure transmitter

Deltabar PMD78B - differential pressure transmitter

Deltabar PMD78B - differential pressure transmitter

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Deltabar PMD78B - differential pressure transmitter

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