Danfoss VLT AutomationDrive FC 360 Design Manual page 131

Design Guide | VLT® AutomationDrive FC 360
Encoder Direction
10.8
The order in which the pulses enter the drive determines the direction of the encoder.
Clockwise direction means that channel A is 90 electrical degrees before channel B.
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Counterclockwise direction means that channel B is 90 electrical degrees before A.
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The direction is determined by looking into the shaft end.
Closed-loop Drive System
10.9
A drive system usually consists of more elements such as:
Motor.
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Brake (gearbox, mechanical brake).
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Drive.
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Encoder as feedback system.
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Brake resistor for dynamic brake.
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Transmission.
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Load.
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Applications demanding mechanical brake control usually need a brake resistor.
Status Quick Menu Main Menu
Menu
OK
On
Warn.
Alarm
Hand Off Auto
On Reset On
4
2 3
Figure 68: Basic Setup for Closed-loop Speed Control
1
Brake resistor
3
Mechanical brake
5
Transmission
7
Load
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1
5 6 5 7
2
Encoder
4
Motor
6
Gearbox
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