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4 exchanging the electronics module – VEGA VEGAFLEX 61 Foundation Fieldbus User Manual

Page 39

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The cable and rod of the probe can be shortened by any amount.

1

Cable: loosen the three pins on the gravity weight (hexagon 3)

2

Cable: remove the pins

3

Cable: Pull the cable out of the gravity weight

4

Shorten the cable/rod with a cut-off wheel or metal saw at the
lower end. Make sure the length is correct.

5

Cable: cable protrudes approx. 40 mm (1.575 in) into the gravity
weight.

6

Cable: Fasten the cable with three pins, torque 7 Nm (5.16 lbf ft)

7

Enter new probe length and then carry out a fresh adjustment (see
"S

etup procedure, Carrying out min. adjustment - Carrying out

max. adjustment").

Fig. 22: Shortening the cable probe

8

.4 Exchanging the electronics module

If the electronics module is defective, it can be replaced by the user.

In Ex applications only one instrument and one electronics module with
respective Ex approval may be used.

If there is no electronics module available on site, one can be ordered
from the VEGA agency serving you.

The new electronics module must be loaded with the settings of the
sensor. These are the options:

l

At the factory by VEGA

l

Or on site by the user

In both cases, the sensor serial number is necessary. The serial
numbers are stated on the type label of the instrument, inside the
housing or on the delivery note.

Shorten cable/rod

Sensor serial number

VEGAFLEX

61 • Foundation Fieldbus

39

8 Maintenance and fault rectification

31836

-

EN

-100426