Mounting Preparations - Vega VEGABAR 66 Operating Instructions Manual

VEGABAR 66 • 4 ... 20 mA/HART
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2
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2
Fig. 3: Position of the filter elements
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Filter element for ventilation of the electronics housing
2
Filter element for ventilation of the measuring cell
Information:
Make sure that the filter elements are always free of buildup during
operation. A pressure washer must not be used for cleaning.
With instrument versions in protection IP 66/IP 68, 1 bar, the ventilation
is realised via the capillaries in the fix connected cable. The filter
elements are replaced by blind stoppers.

4.2 Mounting preparations

For the suspension cable version note the following points when
selecting the mounting position:
Sideways movements of the transmitter can cause measurement
l
errors
à Therefore, mount VEGABAR 66 in a calm area or in a suitable
protective tube
Information:
We recommend the measuring instrument holder from the line of
VEGA accessories (article no. BARMONT.A) to fasten VEGABAR 66.
The suspension cable has a capillary for atmospheric pressure
l
compensation
à Therefore lead the cable end into a dry space or directly to the
external electronics
The external electronics is provided with terminals and a filter element
for pressure compensation. Keep in mind for all versions:
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2
4 Mounting
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2
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