7.8.1IENCC(1)method
Image 7.38: “Auto commutation IENCC(1)” screen
ID No.: 0842.26B.5-01Date: 09.2020
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7 Control
In this method the rotor aligns in the direction of the injected current and thus in a
defined position. The relatively large movement (up to half a rotor revolution) must
be taken into consideration. This method cannot be used near end stops or limit
switches! For the injected current it is recommended to use the rated current I
rated
.
The time should be set so that the rotor is at rest during the measurement. For
control purposes, the commutation process can be recorded with the Scope function.
NOTE
l Inexperiencedusersshouldalwayschoosetheratedmotor
current(amplitude)asthecurrentandatimeofatleast2000ms.
l Iftheaxisisblocked,meaningtherotorisunabletoalignitself,the
methodwillnotworkcorrectly.Asaresult,thecommutationangle
willbeincorrectlydefinedandthemotormayperformuncontrolled
movements.
l Whencalculatingthedatasetsoflinearmotorsthevaluesfortime
andcurrentadjustautomatically.