IFM PN2090, Operating Instructions Manual

Page: 27 / 29

27
UK
Display
Status LED
OUT1
Status LED
OUT2
Type of fault *
)
Fault / warning Corrective measures
SC1
flashes
flashes F Excessive current at
switching output OUT1 **
)
�
► Check switching output
OUT1 for short circuit or
excessive current; remove
the fault�
SC2
flashes
flashes F Excessive current at
switching output OUT2 **
)
�
► Check switching output
OUT2 for short circuit or
excessive current; remove
the fault�
Loc W Parameter setting locked
via buttons�
► Unlock buttons
(→ 9.1 Parameter setting
in general) → "Locking /
unlocking"�
C�Loc W Parameter setting locked
via pushbuttons, parameter
setting is active via IO-Link
communication (→ 9.1) �
► Wait until parameter setting
via IO-Link is finished�
S�Loc W Setting buttons locked via
parameter setting software�
Parameter change is
rejected (→ 9.1) �
► Unlocking only possible
via IO-Link interface /
parameter setting software�
OL W Process value too high
(measuring range
exceeded)�
► Check / reduce system
pressure / select unit with
corresponding measuring
range�
UL W Process value too low
(value below measuring
range)�
► Check / increase system
pressure / select unit with
corresponding measuring
range�
Err
flashes
F Internal fault / malfunction� ► Contact the manufacturer�
*
)
F = fault
W = warning
**
)
The output remains deactivated as long as the excessive current / short circuit
continues�