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Reference Manual
IP2013, Rev BA
February 2012
Mobrey MSP422
A-2
TEMPERATURE AND
PRESSURE RATINGS
The process temperature/pressure rating depends on the design of the
transmitter in combination with the flange materials.
Figure A-1.
Process Temperature and
Pressure Diagram
LOAD LIMITATIONS The maximum load resistance can be determined from Figure A-2.
Figure A-2. Load Limitations
Environment
Ambient Temperature
(2)
–4 to 158 °F (–20 to 70 °C)
Process Temperature –4 to 158 °F (–20 to 70 °C)
Process Pressure –4 to 44 psi (–0,25 to 3,0 bar)
Ingress Protection IP 66
Electromagnetic Compatibility EN61326 (Class B)
Certifications CE-mark
(1) Temperature: 68 °F (20 °C), Pressure: 1013 mbar (atmospheric pressure), and Relative Humidity: 50%.
(2) See page A-2 onwards for approval temperature ranges.
Pressure
psi (bar)
158
°F
(70
°C)
-4
°F (-20 °C)
-4 psi
(-0,25 bar)
44 psi
(3 bar)
OPERATING RANGE
The final rating may be limited by
flange selection
Temperature
°F (°C)
U (V)
R (Ohms)
0
30
1244
800
400
12 20
24
533
0
NOTE
R = Maximum Load Resistance
U = External Power Supply Voltage