Rockwell-automation SD3000 Drive Configuration, Programming Uživatelský manuál stáhnout pdf (Strana 17)

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Armature PM Data

Field PM Data

Meter Port Selection

Speed Feedback Type

No Speed Feedback

Resolver

Analog

Tach

Resolver Type

None

Figure 2.6

Speed Feedback Parameter Entry Screen With An Analog Tachometer Selected

Speed Feedback Tvpe Selections

WARNING

THE USER MUST ENSURE THAT THE CORRECT FEEDBACK TYPE HAS BEEN SELECTED DURING

CONFIGURATION. IF “NO SPEED FEEDBACK” HAS BEEN SELECTED, THE USER MUST PROVIDE

AN INDEPENDENT METHOD OF OF DETECTING OVERSPEED, OTHERWISE, A FEEDBACK LOSS

WILL NOT BE DETECTED, RESULTING IN MOTOR OVERSPEED. FAILURE TO OBSERVE THIS

PRECAUTION COULD RESULT IN BODILY INJURYAND IN DAMAGETO, OR DESTRUCTION OF, THE

EQUIPMENT.

No Speed Feedback

If you select No Speed Feedback, which is the default, you do not have to enter Motor Base Speed,

Overspeed Trip Point, or

Tach

Volts at Over Speed Trip, however, you can select a resolver for

positioning purposes.

Note that if you select No Speed Feedback, the PMI Processor will not perform the

Tach

Loss and

Over Speed Diagnostics. You must provide an independent method of detecting motor overspeed.

Note also that automatic field weakening will be disabled if you select No Speed Feedback. Refer to

overspeed detection is active during auto-tuning.

Resolver

If you select Resolver, you must enter the Resolver Type.

l Analog

Tach

If you select Analog

Tach,

you must enter the

Tach

Volts at Overspeed Trip Point.

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