IFM LK81 Series, Руководство по эксплуатации

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5
UK
• The unit complies with the standard EN 61000-6-4. The unit may cause radio
interference in domestic areas. If interference occurs, the user must take
appropriate actions.
3 Functions and features
3.1 Application area
The unit was especially designed to meet the requirements of machine tool buil-
ding. It is particularly suitable for monitoring coolant emulsions (also dirty) as well
as cutting and hydraulic oils.
3.2 Restriction of the application area
• The unit is not suitable for:
-acids and alkalis
-hygienic and electroplating applications
-highly conductive and adhesive media (e.g. glue, shampoo)
-granulates, bulk material
-use in grinders (increased risk of formation of deposits).
• It is possible that foam of good conductivity is detected as level.
► Check proper function by an application test.
• For water and hydrous media with temperatures > 35 °C, install the unit in a
climatic tube (→ Accessories).
• For automatic medium detection (→ 5.2.1) :
For media which are very inhomogeneous, separate from each other thus
forming separation layers (e.g. oil layer on water) the following applies:
► Check proper function by an application test.