Vega VEGABAR 82 4 … 20 mA_HART - Quick setup guide Bedienungsanleitung PDF herunterladen (Seite 7)

3 Mounting

VEGABAR 82 • 4 … 20 mA/HART

46306-EN-131125

3 Mounting

3.1 General instructions for use of the instrument

Protect your instrument against moisture penetration through the fol-

lowing measures:

•

Use the recommended cable (see chapter "Connecting to power

supply")

•

Tighten the cable gland

•

Turn the housing in such a way that the cable gland points down-

ward

•

Loop the connection cable downward in front of the cable gland

This applies particularly to:

•

Outdoor mounting

•

Installations in areas where high humidity is expected (e.g. through

cleaning processes)

•

Installations on cooled or heated vessels

3.2 Ventilation and pressure compensation

Thelterelementismountedintotheelectronicshousing.Ithasthe

following functions:

•

Ventilation of the electronics housing

•

Atmospheric pressure compensation (with relative pressure meas-

uring ranges)

→

Turnthehousingsothatthelterelementpointsdownwardafter

the instrument is installed. This provides better protection against

buildup.

Protection against mois-

ture

Instruments in non-Ex,

Ex-ia and Ex-d-ia version

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Vega VEGABAR 82 4 … 20 mA_HART - Quick setup guide Bedienungsanleitung Seite 7