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3.3.2 Verify calibration of durometer models:
HP-2.5-F, HP-5-F and HP-10-F
(with flat base)
- Press the durometer down on a glass plate (fig. 3.3.2).
Do not move the spring-loaded outer shell.
The scale pointer should make one full turn on the scale, from zero to zero.
If the result of verification is positive, the durometer should show correct readings.
Models: HP-2.5-F, HP-5-F and HP-10-F
Scale
Glass plate
Outer shell
Color marking
Holding screws
fig. 3.3.2
Do not loosen the holding screws of the movement under any circumstanc-
es. Loosening these screws may alter the calibration of the instrument.
Summary of Contents for HP Series
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