Functional Display - Pepperl+Fuchs LUC-T Series Manual

Function green LED
Caution 2-wire versions: The green LED is not used to display operational status due to power
consumption. There is no red LED
2-Wire
Entry completed
Error status
• Alarm
• Warning
4-Wire
Entry completed
Error status
• Alarm
• Warning
E 6 2 0
Bargraph in
red LED
display
LED off

8 Functional display

LUC-T differentiates between the
operational faults alarm and warning.
(See also "Information on the
measuring point" page 28.)
2-Wire
If the LUC-T identifies an alarm
• the bargraph flashes, if the display is
V H
9 0
• the current output adopts a
• an error code is output in V9H0
If the LUC-T identifies a warning
• the instrument continues to measure
Error code in
• an error code is output in V9H0
V9H0?
4-Wire
If the LUC-T identifies an alarm
• the bargraph flashes, if the display is
• the red LED lights up
• the current output adopts a
YES
YES
• an error code is output in V9H0
If the LUC-T identifies a warning
• the red LED flashes
• the instrument continues to measure
an error code is output in V9H0
YES
YES
LED on
plugged
preselected value (-10 % = 3.8 mA,
+110 %, HOLD)
plugged
preselected value (-10 % = 2.4 mA,
+110 %, HOLD)
e
15