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6
Functions
Festo – GDCP-CMMP-M3-FW-EN – 1203NH
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6.2.1
Homing methods
The homing methods are oriented on CiA 402.
With some motors (those with absolute encoders, single- or multi-turn), the drive may be
permanently referenced. In such cases, methods involving homing to an index pulse
(= zero pulse) might not cause homing to be carried out; rather the drive will move dir-
ectly to the axis zero point (if it has been entered in the parameters).
The drive homes against a stop, a limit switch or a reference switch. The motor current increases when
the drive reaches a stop. Since the drive must not continuously home against the stop, it must move at
least one millimetre back into the stroke range.
Procedure:
1. Search for the homing point corresponding to the configured method.
2. Run relative to the reference point around the “Offset axis zero point”.
3. Set at the axis zero point: Current position = 0 – offset project zero point.
Содержание CMMP-AS-***-M3 Series
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