Maintenance and cleaning / 8. faults, Faults – WIKA DIH10-Ex User Manual

Page 21

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GB

WIKA operating instructions model DIH10

21

14089810.01 03/2014 GB/D/F/E

For information on returning the instrument see chapter 9.2

“Return”.

8. Faults

Fault-tree

No display

Current loop disconnected

Power supply incorrectly

connected (reverse polarity)

Transmitter not connected

Process temperature out of

range

Sensor connected incorrectly

Sensor break or short circuit

Wrong transmitter configuration

Display

Measured value

I = 0 mA

Horizontal bar with

display “over.”

I = > 20 mA

A horizontal bar

alternates with the

display “undr.”

I = 4 mA
4 mA < I < 20 mA

wrong value

CAUTION!

If faults cannot be eliminated by means of the measures

listed above, shut down the instrument immediately, and

ensure that pressure and/or signal are no longer present,

and secure the instrument from being put back into

operation inadvertently.

In this case, contact the manufacturer.

If a return is needed, please follow the instructions given in

chapter 9.2 “Return”.

7. Maintenance and cleaning / 8. Faults

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