Operation; Human Interface And Display Elements For Fei51, Fei52, Fei54, Fei55 - Endress+Hauser Liquicap M FTI51 Operating Instructions Manual

Liquicap M FTI51, FTI52
!
Endress+Hauser
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Operation

5.1 Human interface and display elements for
FEI51, FEI52, FEI54, FEI55
You can operate the electronic inserts FEI51, FEI52, FEI54 and FEI55 via the function switch (A)
and the "–" (B) and "+" (C) keys.
The function switch A has eight possible positions. Each position has at least one function. The
operating status of the device is indicated by light emitting diodes (LEDs 1 to 6) on the electronic
insert and depends on the position of the function switch.
1 1 2 2
A A
B B
7 7
FEI5x FEI5x
- -
- -
+ +
Green LED 1 ( ready for operation), red LED 2 ( error indicated), yellow LED 3 (✲ switching state)
Note!
To select a function, press the keys (– and/or +) for at least 2 seconds. Release the keys when the
LED signals change.
3 3 4 4 5 5 6 6
C C
3 3
+ +
5 5
Operation
LED LED
on on
flashing flashing
of off f
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