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EB 8484-1 EN
9-1
Malfunctions
9
Malfunctions
Risk of fatal injury due to the ignition of an
explosive atmosphere.
Î
Observe EN 60079-14 (VDE 0165,
Part 1) for work on the positioner in po
-
tentially explosive atmospheres.
Î
Work in potentially explosive atmo-
spheres must only be performed by per
-
sonnel who has undergone special train-
ing or instructions or who is authorized
to work on explosion-protected devices
in hazardous areas.
Risk of bursting in the pneumatic actuator
due to the use of fail-in-place module.
Before working on the positioner, actuator or
any other valve accessories:
Î
Depressurize all plant sections concerned
and the actuator. Release any stored en
-
ergy.
Crush hazard arising from actuator and
plug stem moving.
Î
Do not insert hands or finger into the
yoke while the air supply is connected to
the positioner.
Î
Before working on the positioner, discon
-
nect and lock the pneumatic air supply.
Î
Do not impede the movement of the actu-
ator and plug stem by inserting objects
into the yoke.
Sudden loud noise when the pneumatic
actuator vents.
Î
Wear hearing protection when working
near the valve.
Malfunctions are indicated on the display by
the fault alarm icon. Switch past Code
P0
or
P27
to display the respective error
code
E0
to
E15
together with
ERR
appear on
the display. Refer to the error code list in
section 9.1 for the cause of the errors and
the recommended action.
In TROVIS-VIEW, an additional icon for sta
-
tus classification is shown together with the
error code (see Table 9-1 on page 9-3).
Contact 's After-sales Service for malfunc
-
tions not listed in section 9.1.
DANGER
!
DANGER
!
WARNING
!
WARNING
!
Note
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