EB 8384-2 EN 119
Servicing
8 Servicing
The positioner was checked by SAMSON
before it left the factory.
− The product warranty becomes void if ser-
vice or repair work not described in these
instructions is performed without prior
agreement by SAMSON's After-sales Ser-
vice department.
− Only use original spare parts by
SAMSON, which comply with the original
specications.
The positioner does not require any mainte-
nance.
Housing cover
Occasionally, the window in the cover may
need to be cleaned.
Incorrect cleaning will damage the window.
The window is made of Makrolon
®
(new de-
sign) and will be damaged when cleaned
with abrasive cleaning agents or agents con-
taining solvents.
− Do not rub the window dry.
− Do not use any cleaning agents containing
chlorine or alcohol or abrasive cleaning
agents.
− Use a non-abrasive, soft cloth for cleaning.
Filters
Therearelterswitha100µmmeshsizein
the pneumatic connections for supply and
output which can be removed and cleaned,
if required.
Supply air pressure reducing stations
The maintenance instructions of any up-
stream supply air pressure reducing stations
must be observed.
8.1 Firmware update
Firmware updates on positioners currently
in operation can be performed as
described below. Only individuals with a
written approval may perform updates.
Approved individuals are named by
SAMSON's Total Quality Management and
assigned a test mark.
Laptops and computers connected to the
power supply must only be interconnected
with intrinsically safe equipment if the
SAMSON isolated USB interface adapter
(order no. 1400-9740) is connected in-
between for software programming or test
routines.
Updates outside the hazardous area:
Î Removethepositionerandperformthe
update outside the hazardous area.
Updates on site:
Î Updates on site are only permitted after
the plant operator presented a signed
hot work permit.
Note
NOTICE
!
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