Technical Data - Endress+Hauser RIA251 Mise En Service

7. Technical data

General details Unit function
Process display The display receives an analogue signal and shows the
Application
Operating and Measurement
system
principle
construction
Measurement
system
Input Input type
Measurement
range
Max. input
current
Voltage drop
HART protocol The display is suitable for transmission of the HART
Current
Accuracy
Application Installation conditions
conditions
Installation
angle
Ambient conditions
Ambient
temperature
Storage
temperature
Climate
classification
Ingress
protection
Process display without loop power supply for panel
mounting
corresponding value on the display. The unit is
connected in a 4...20 mA current loop and pulls the
required energy from that loop.
The analogue signal connect is digitalised, analysed and
indicated in the display.
Microcontroller controlled display with an LC display.
Current
4...20 mA (pole protected)
150 mA (short circuit current)
< 2 Volt
protocol
Accuracy < 0.1 % FSD
Temperature drift: 0.01 % / K ambient temperature
No limit
- 10 °C..+ 60 °C
- 25 °C..+ 70 °C
To EN 60654-1 Class B2
Between bazel and panel: IP 65, NEMA 4x,
Terminals: IP 20
Process display
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