Hioki 3415-01, Инструкция по эксплуатации, Страница: 58 / 79

11
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Chapter 2 Making Measurements
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3416-01
φ 2.5
30
50
100
The marker beam is focused at a distance of 30 mm.
Target object
The place at which the " ◎ "
mark is clearest is where
the diameter of the spot is
smallest (2.5 mm).
φ 10.1 φ 32.4
(mm)
NOTE
NOTE
･
Although t h e field of measu r eme n t an d t h e
sighting almost coincide, actually t h e field of
measu r eme n t corresponds to t h e d iamet er for
90% optical response. The object whose
t emp erat u r e is to be me a sure d needs to be
larger t h a n t h e measu r eme n t d iamet er by a n
adeq uate margi n
‐
a t least 1.5 to 2 times
larger.
5. Read t h e display.
･
On releasing
MEAS
key, measu r eme n t is
termi nat ed. Then, t h e ma r k e r is t u r n ed off
an d t h e measu r eme n t d a t a is held in display.
･ When t h e measu r eme n t value is out of t h e
me a s u r e me n t t e mp er a t u r e r an ge (-50 to 500
), t h e display will flash.