Endress+Hauser Deltabar PMD55B – differential pressure transmitter

Smart transmitter with metal membrane for differential pressure monitoring in liquids and gases

Category: E+H

Smart transmitter with metal membrane for differenti

Characteristic	Transmitter with metal membrane for differential pressure monitoring in liquids or gases. Intuitive and clear wizard for commissioning
Supply voltage	Ex d, Ex e, non-Ex: 10.5…35V DC Ex i: 10.5…30V DC
Reference Accuracy	Standard: up to 0.075 % Platinum: up to 0.055 %
Long term stability	0.05 % of URL/ year 0.13 % of URL/ 5 years 0.23 % of URL/ 10 years
Process temperature	-40°C…+110°C (-40°F…+230°F)
Ambient temperature	-40°C…+85°C (-40°F…+185°F)
Measuring cell	30 mbar…40 bar (0.45 psi…600 psi)
Smallest calibratable span	0.3 mbar (0.0045 psi)
Vacuum resistance	25 mbar (0.0375 psi)
Max. Turn down	100:1
Max. overpressure limit	250 bar (3750 psi)
Process connection	NPT1/4-18, RC1/4″
Material process membrane	316L, AlloyC
Material gasket	PTFE, FKM, EPDM, FFKM
Fill fluid	Silicone oil, Inert oil
Material housing	Aluminium
Communication	4…20 mA HART PROFINET with Ethernet-APL Bluetooth® wireless technology and app (optional)
Certificates / Approvals	ATEX, IEC Ex, CSA C/US, NEPSI
Safety approvals	SIL
Design approvals	EN10204-3.1, NACE MR0175, NACE MR0103
Drinking water approvals	NSF, KTW
Successor	PMP51B
Specialities	Bluetooth® Operation and maintenance SmartBlue App, RFID TAG for easy identification, Plug and play functionalities

Pressure measuring range	30 mbar…. 40 bar (0.45 psi… 600 psi)
Process pressure / max. overpressure limit	600 bar (9000 psi)
Accuracy	Standard: up to 0.075 % Platinum: up to 0.055 %
Main wetted parts	316L, AlloyC
Process temperature	-40°C…+110°C (-40°F…+230°F)
Max. measurement distance	4000 m (13.123 ft) H2O
Material process membrane	316L, AlloyC
Measuring cell	30 mbar…40 bar (0.45 psi…600 psi)
Field of application	The Deltabar PMD55 belongs to a new generation of transmitters. It is robust and easy to operate, either locally or remotely. The transmitter can be controlled wirelessly via a mobile app using a secure Bluetooth connection. The PMD55B allows condition-based maintenance, which significantly increases efficiency in technical service.
The software is designed to simplify handling, with intuitive wizards that guide users through setup and proof testing, minimizing operating errors.
Measuring range	up to 40 bar (600 psi)
Static pressure	up to 250bar (3750psi)
Accuracy	up to +/-0.055%
Benefits	Wireless control of the device in the process area with the SmartBlue App without interrupting the process Reduce on site accidents and protect equipment when instruments are in difficult to reach area Reduce systematic failures – error free SIL commissioning and instrument guided proof testing