Pepperl+Fuchs LUC-M Series, Function Manual

Page: 8 / 76

LUC-M** with HART/4 mA ... 20 mA and PROFIBUS PA
Notes on use
D
O
C
T
-08
43A
01/
2010
1855
72
8
1.5.2 Display symbols
The following table describes the symbols that appear on the li q uid crystal display:
1.5.3 Key assignment
The operating elements are located inside the housing and are accessible for operation
by opening the lid of the housing.
Function of the keys
Symbol Meaning
ALARM_SYMBOL
This alarm symbol appears when the instrument is in an alarm state. If the symbol flashes, this
indicates a warning.
LOCK_SYMBOL
This lock symbol appears when the instrument is locked, i. e. if no input is possible.
COM_SYMBOL
This communication symbol appears when a data transmission via e. g. HART or
PROFIBUS PA is in progress.
Key(s) Meaning
O
or
V Navigate upwards in the selection list
Edit numeric value within a function
S
or
W
Navigate downwards in the selection list
Edit numeric value within a function
X
or
Z
Navigate to the left within a function group
F
Navigate to the right within a function group, confirmation
O
and
F
or
S
and
F
Contrast settings of the LCD
O
and
S
and
F
Hardware lock/unlock
After a hardware lock, an operation of the instrument via display or
communication is not possible!
The hardware can only be unlocked via the display. An unlock parameter must be
entered to do so.