User manual

Operations
TB 74 21
ENGLISH
Display
The display consists of three
LEDs that indicate the layer
thickness range.
Red >400 µm
Yellow / red 350 - 400 µm
Yellow 250 - 350 µm
Green / yellow 150 - 250 µm
Green 0 - 150 µm
The device is pre-set to these
ranges and does not need to
be calibrated.
WARNING
Always replace the cap. The sensor tip is sensitive!