Component Explanation
39
EN
3
Component Explanation
3.1
Device
Fig. 1: Overview
Component Explanation
1 Protective cap, top, with contact points for cali-
bration check 25%.
2 Dielectric probe (not visible here)
3 Needles (electrodes) for resistance measure-
ment
4 LC display
5 Three-colored alarm LED
6 Jack connection to the Wöhler Wood Moisture
Probe
7 Battery compartment (rear of the instrument)
8 Protective cap, bottom, with contact points for
calibration check 18 %.
9 Replacement needles for the resistance
measurement (replacement for part 3)
10 Protection for replacement needles
1
2
3
4
5
6
7
8
9
10
Summary of Contents for HBF 420
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