IFM LK 022 Series, Operating Instructions Manual, Page: 7 / 37

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UK
4.2 Example configuration 2
Unit LK7023 (with factory setting);
probe length L = 472 mm
Medium to be detected: coolant emulsion
Operating mode: automatic medium detection
(factory setting LK70xx) (→ 5.2.1)
Installation environment: metal tank, installation to Fig. 4-2
► Install unit.
► Observe the distances (x), (u) and (c):
x: min. 4.0 cm
u: min. 1.0 cm
c: max. 23.0 cm
► Ground sensor and tank via an electrical
connection (→ 7) .
► Observe the maximum permitted level (b).
A distance (a2) greater than 5.0 cm has to
be observed between maximum level (b)
and mounting element.
► Observe the parameter setting sequence:
-[MEdI] = [Auto] (→ 10.2.3)
-[OFS] = (u), e.g. (u) = 1.0 cm (→ 5.2.4)
-[SP1] = Set the switch point at a distance
(a2) greater than 5.0 cm below the
mounting element.
Fig. 4-2
c
b
u
a2
x
Adjustable step increment 0.5 cm.
Switch point [SP1] is used as overflow prevention (pump off, close inlet, ...).
► Unit must be reinitialised:
► Switch the operating voltage off and on again.
> The unit is ready for operation.
► Make further settings if necessary.
► Check whether the unit operates correctly.