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VEGA VEGABAR 65 4 … 20 mA_HART User Manual

Page 12

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V

entilation for the measuring cell is realised by means of a filter

element in the socket of the electronics housing. Ventilation for the
electronics housing is realised via an additional filter element in the
area of the cable glands.

2

1

2

2

2

1

1

1

Fig. 3: Position of the filter elements

1

Filter element for ventilation of the electronics housing

2

Filter element for ventilation of the measuring cell

Information:
M

ake sure that the filter elements are always free of buildup during

operation. A pressure washer must not be used for cleaning.

W

ith 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.

H

igher process temperatures often mean also higher ambient

temperatures. Make sure that the upper temperature limits stated in
chapter "Technical data" for the environment of the electronics housing
and connection cable are not exceeded.

Ventilation

Temperature limits

12

VEGABAR

65 • 4 … 20

mA/HART

4 M

ounting

27531

-EN

-081209