SHIMPO DAG-2000 - Manual (Page 25)

DIGITAL AIR MICROMETER USERS MANUAL (Second Edition)
25
(1) Set the small range master to the measurement
tool
(2) Turn the ZERO adjustment tuner and adjust the
readings on the main display so that the value is
close to the master value.
(3) Set the large range master to the measurement
tool
(4) In the main display, if value:
• Is near the large range master, calibration is
finished. Please perform (7).
• Is not attained, sensitivity is insufficient.
Please perform (5).
• Exceeds, there is over sensitivity. Please
perform (6).
(5) In case of insufficient sensitivity
a) Turn the sensitivity adjustment tuner clockwise with
the large range master set to the measurement tool.
Please add from the large range master value 5 times
the minus amount from the large range master value.
b) Turn the ZERO adjustment tuner clockwise and adjust
to the large range master value.
c) Please repeat starting from (1)
(6) In case of over sensitivity
a) Turn the sensitivity adjustment tuner
counterclockwise with the large range master set to
the measurement tool.
Please subtract from the large range master value 5
times the plus amount from the large range master
value.
b) Turn the ZERO adjustment tuner counterclockwise
and adjust to the large range master value.
c) Please repeat starting from (1)
(7) End of adjustment
Aside from these there is no need for adjustments using the tuner (excluding special cases).
Please proceed to (3).
MASTER
Small range (left)
Large range (right) Measurement tool
MASTER
Small range (left)
Large range (right)
Measurement tool
1) For inner diameter measurement