SPI DIAL CALIPER Operation Manual

Maintenance Instructions
• Prior to use, clean all surfaces of the beam and measuring faces
with dry and clean cloth.
• Ensure that the dial needle is on the zero point when the jaws
are in a closed position. Inspect the outside measuring jaws to
ensure that no light can be observed between the jaws.
Specifications:
Range Resolution
0～150mm / 0～6"
0.01mm or
0～200mm / 0～8"
0.02mm /.001"
0～200mm / 0 ～ 12"
DIAL CALIPERS
1 Dial Indicator
2 Locking Screw
3 Beam
Depth Measuring
4
Bar
Faces Of
5
Measuring Depth
6 Thumb Roller
Method of Reading
A measurement is obtained by adding the graduation from the
beam that lines up with the edge of the slider, to the
measurement indicated by the needle on the dial face.
For example:
Metric
Blade Reading: 50 mm
Dial Reading:
Accuracy +/-
Total:
0.02mm/.001"
Inch
0.03mm/0.0015"
Blade Reading: 1.9"
Dial Reading:
0.04mm/0.0015"
Total:
7 Bezel Clamp Screw
8 Moveable Measuring Jaw
Outside Measuring
9
Surfaces
10 Fixed Measuring Jaw
11 Step Measuring Faces
12 Inside Measuring Faces
0.48 mm
50.48 mm
. 087"
1.987 inch
DIAL CALIPERS
OPERATION MANUAL
SPI 30G17
IMPORTANT NOTICE
Avoid exerting excessive force
when measuring as it may cause an
incorrect reading and deformation
of the measuring jaws.
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