User's Manual

Table Of Contents
Commissioning
6.1 Operating via the handheld programmer
SITRANS LR250 (FOUNDATION FIELDBUS)
Operating Instructions, 01/2014, A5E32221411-AB
39
6.1.2.1
The LCD display
Measurement mode display
Normal operation
toggle indicator
a)
to switch between AIFB 1/AIFB 2 (displayed as FB1/FB2)
identifies which block is source of displayed value
Measured value (level, space, distance, or volume)
Units
Bar graph indicates level
Secondary region indicates on request
b)
electronics temperature, echo confidence, loop
current, or distance
Text area displays status messages
Device status indicator
a)
Press UP or DOWN arrow to switch.
b)
In response to a key press request. For details, see Programming (Page 42) for key functions in
Measurement mode.
Fault present
service required icon appears
text area displays a fault code and an error message