Deltabar PMD78B Differential Pressure Transmitter

Wireless Control:
Easily manage the device in hard-to-reach areas using the SmartBlue App and Bluetooth connection.
Reduced Systematic Failures:
Minimizes errors through SIL commissioning and instrument-guided proof testing.
Continuous Health Verification:
Heartbeat Technology allows for real-time monitoring of the device’s health during operation, boosting plant availability.
Simple Device Status Indication:
The device display changes color from green to red when diagnostic messages occur, providing quick alerts.
Measuring Principle:
Type: Differential Pressure

Additional Specifications
Supply Voltage:
Ex d, Ex e, non-Ex: 10.5 to 35V DC
Ex i: 10.5 to 30V DC
Long-Term Stability:
0.025% of URL/year
0.05% of URL/5 years
0.10% of URL/10 years
Ambient Temperature:
-40°C to +85°C (-40°F to +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:
160 bar (2400 psi)
Process Connection:
Thread: MNPT1/2, G1/2
Flange: NPS 2″ to 4″, DN50 to 100
Material Process Membrane:
316L, AlloyC, Tantal, Monel, PTFE, Gold
Material Gasket:
PTFE, FKM, EPDM, FFKM
Fill Fluid Options:
Silicone oil, inert oil, vegetable oil, low/high temperature oil
Material Housing:
Aluminium, 316L
Communication Protocols:
4…20 mA HART
PROFINET with Ethernet-APL
Bluetooth® wireless technology (optional)