Mahr Digimar 817 CLM Operating Instructions Manual - page 64

64

Mahr GmbH • Digimar 817 CLM

4.5.5

Index circle / Best fit circle

The circle diameter of an index circle consisting of 

n bores or shaft

centers are to be determined using the Gaussian method of the least

squares. The circle / shaft center and the circle diameter consists of a

minimum of 3 and a maximum 50 bores or shafts, which the 817 CLM

can calculate.

–

Press „CE“ to delete all data

–

Press the 2D key

–

Active 2D

–

Measure bores 1-3 in the Z-axis

At first the display indicates the Z values;

and subsequently the diameter

–

Tilt the workpiece (The workpiece will be arithmetically aligned at

90°)

–

Measure bores 1 – 3 in exactly the same sequence as with the

X-axis

At first the display indicates the Z values;

and subsequently the X values

–

Tilt the workpiece back into the original position

–

Index circle function

Description / Sequence

Symbols / Pictures

z

x

2D

2D

ON

CE

z

x

X

Z

ø