Operation Without Matrix - Pepperl+Fuchs LUC-T Series Manual

BD
Full = 20 mA
E
F
Empty = 4 mA
Reset
Empty calibration
Full calibration
Lock parameters
Unlock parameters
4 ... 20 mA
+ -
!
4 5
+
+
V H
+
V H
confirms action
2-wire
+
V H
on
4 mA on
20 mA
on
on
on

11 Operation without matrix

Reset
A reset causes most of the instrument
settings to return to the factory
settings. The following parameters are
not affected by a reset:
• all linearization parameters
• the Tag number (VAH0)
• the m/ft selection (V8H2)
" Reset
green LED
# Calibration
In order to obtain a steady measured
value, a short time must elapse before
the empty and full calibration.
4-wire • 2-wire: approx. 35 s
• 4-wire: approx. 20 s
• Empty calibration 0 %
green LED
- fill tank to "empty" point
off
- simultaneously press - and +
• Full calibration 100 %
- fill tank to "full" point
off
- simultaneously press V and H
$ Locking
off
Protects the entries against unwanted
and unauthorized changes
• simultaneously press + and V
off
% Unlocking
• simultaneously press - and H
off
Caution!
If the parameters are locked by
pressing pushbuttons, the
parametration is no longer possible via
the display, handheld etc.
e
17