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3 Product description
VEGABAR 81 • Modbus and Levelmaster protocol
46293-EN-131107
This operating instructions manual applies to the following instrument
versions:
•
Hardware from 1.0.0
•
Software version from 1.0.0
The scope of delivery encompasses:
•
Pressure transmitter
•
Documentation
– this operating instructions manual
– Testcerticate,pressuretransmitters
– Operating instructions manual "Display and adjustment mod-
ule" (optional)
– Supplementary instructions manual "Heating for display and
adjustment module" (optional)
– Supplementary instructions manual "Plug connector for con-
tinuously measuring sensors" (optional)
– Ex-specic"Safety instructions" (with Ex versions)
– ifnecessary,furthercerticates
3.2 Principle of operation
The VEGABAR 81 is suitable for the measurement of the following
process variables:
•
Process pressure
•
Level
Fig. 2: Process pressure measurement VEGABAR 81
In combination with a slave sensor, VEGABAR 81 is also suitable for
electronicdierentialpressuremeasurement.
Youcannddetailedinformationintheoperatinginstructionsofthe
respective slave sensor.
VEGABAR 81 is suitable for applications in virtually all industries. It is
used for the measurement of the following pressure types.
•
Gauge pressure
•
Absolute pressure
Scope of this operating
instructions manual
Scope of delivery
Measured variables
Electronicdierential
pressure
Application area
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