Vega VEGABAR 81 Profibus PA - Operating Instructions Bedienungsanleitung PDF herunterladen (Seite 54)

9 Diagnosis, asset management and service

VEGABAR 81 • Probus PA

45020-EN-131107

In Ex applications, only instruments and electronics modules with ap-

propriate Ex approval may be used.

If there is no electronics module available on site, one can be ordered

from the agency serving you.

Ordering and exchange are possible with or without sensor serial

number. The electronics module with serial number includes order-

specic data such as factory setting, seal material etc. These are not

included in the electronics module without serial number.

The serial number is stated on the type label of VEGABAR 81 or on

the delivery note.

You can nd detailed information on the electronics exchange in the

booklet "Operating instructions for electronics module VEGABAR

series 80".

9.6 Exchange process assembly with version

IP 68 (25 bar)

With version IP 68 (25 bar), the user can exchange the process as-

sembly on site. Connection cable and external housing can be kept.

Required tools:

•

Hexagon socket wrench, size 2

Caution:

The exchange may only be carried out in the complete absence of

line voltage.

In Ex applications, only a replacement part with appropriate Ex ap-

proval may be used.

Proceed as follows when carrying out the exchange:

1. Losen the xing screw with the hexagon socket wrench

2. Carefully detach the cable assembly from the process assembly

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Vega VEGABAR 81 Profibus PA - Operating Instructions Bedienungsanleitung Seite 54