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Machine Data, Modes and Traversing Programs IP 266
Example 1:
An incremental encoder generates 1000 pulses
per revolution. During this time, the reference
point on the axis travels a distance of 5 mm.
The resolution is thus:
5 mm
A =
1000 pul
A = 5
µm/pul
Example 2:
In your drive system, you are using an encoder that generates 1000 pulses per
revolution. You are using a rotary axis, and have initialized it in [deg]. During one
encoder revolution, the drive moves 10 degrees.
Based on these values, the encoder resolution computes to the following:
10 deg
A =
1000 pul
A= 0.01 deg/pul
A= 10 · 0.001 deg/pul
Example 3:
The table below lists a number of examples of permissible and impermissible
parameter values:
PermissibleTravel per revolution
Unit
[µm]
[0.001 deg]
[0.001 deg]
[0.0001 in]
[0.0001 in]
1 mm
200 deg
40 deg
10 in
100 in
Pulses per
revolution
5000
1000
500
1800
2000
Resolution
Unit
[
µm
/
pul
]
[
0.001 deg
/
pul
]
[
0.001
deg
/
pul
]
[
0.0001 in
/
pul
]
[
0.0001 in
/
pul
]
0.200
200
80
55.56
500
5-6
EWA 4NEB 812 6057-02
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