3 exchanging the electronics module, 4 exchanging the electronics module – VEGA VEGADIF 65 Foundation Fieldbus User Manual

Page 67

Advertising
background image

67

9 Maintenance and fault rectification

VEGADIF 65 • Foundation Fieldbus

36130-EN-130417

Error

Cause

Rectification

Instrument does

not appear during

connection setup

Profibus DP cable

pole-reversed

Check cable and correct, if necessary

Incorrect termi-

nation

Check termination at the beginning

and end points of the bus and termi-

nate, if necessary, according to the

specification

Instrument not

connected to the

segment

Check and correct, if necessary

In Ex applications, the regulations for the wiring of intrinsically safe

circuits must be observed.

Error code Cause

Rectification

E013

no measured value

available

7)

– Exchange the instrument or send it

in for repair

E017

Adjustment span too

small

– repeat with modified values

E036

no operable sensor

software

– Carry out a software update or send

instrument for repair

E041

Hardware error

– Exchange the instrument or send it

in for repair

Depending on the reason for the fault and the measures taken, the

steps described in chapter "Set up" may have to be carried out again.

9.3 Exchanging the electronics module

In case of a defect, the electronics module can be exchanged against

an identical type by the user. If no electronics module is available on

site, the module can be ordered from the agency serving you.
In Ex applications only one instrument and one electronics module

with respective Ex approval may be used.
The sensor serial number is required to order an exchange electron-

ics. You will find this number on the type label of the instrument or on

the delivery note.

9.4 Exchanging the electronics module

In case of a defect, the electronics module can be exchanged against

an identical type by the user. If no electronics module is available on

site, the module 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-

specific 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 VEGADIF 65 or on the

delivery note.

Error messages via the

display and adjustment

module

Reaction after fault recti-

fication

7)

Fault message can also appear if the pressure is higher than the nominal

range.

Advertising