
11 Basic drive functions
11.14 Pole position identification
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Lenze · Servo-Inverter 9400 HighLine · Reference manual · DMS 10.0 EN · 11/2013 · TD05/06
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Behaviour after mains ON
Behaviour after encoder error
Behaviour after resolver error
Initial situation 1 Behaviour after mains ON
• PPI_bPolePositionAvailable = TRUE
• Motor control (C00006
) = "1: SC: Servo control sync.
motor"
• Resolver - number of pole pairs (C00080
) > 1
PPI_bPolePositionAvailable is only reset to FALSE if:
• Motor encoder selection (C00495
) = "0: Resolver to
X7"
AND
• The number of motor pole pairs are (C00059
no
integer multiple of the number of resolver pole pairs
(C00080
).
Examples:
MSC motor
Motor - number of pole pairs = 4
Resolver - number of pole pairs = 1
The PPI_bPolePositionAvailable output is not
reset to
FALSE.
Kuka motor
Motor - number of pole pairs = 4
Resolver - number of pole pairs = 4
Torque motor
Motor - number of pole pairs = 12
Resolver - number of pole pairs = 6
Initial situation 2 Behaviour after mains ON
• PPI_bPolePositionAvailable = TRUE
• Motor control (C00006
) = "1: SC: Servo control sync.
motor"
• Encoder type (C00422
) =
• "0: Incremental encoder (TTL signal)" or
• "1: Sine/Cosine encoder"
• Motor encoder selection (C00495
) = "1: Encoder to
X8"
PPI_bPolePositionAvailable is reset to FALSE.
Initial situation Behaviour after encoder error
• PPI_bPolePositionAvailable = TRUE
• Motor control (C00006
) = "1: SC: Servo control sync.
motor"
• Encoder type (C00422
) =
• "0: Incremental encoder (TTL signal)" or
• "1: Sine/Cosine encoder" or
• Motor encoder selection (C00495
) = "1: Encoder to
X8"
PPI_bPolePositionAvailable is reset to FALSE.
Initial situation Behaviour after resolver error
• PPI_bPolePositionAvailable = TRUE
• Motor control (C00006
) = "1: SC: Servo control sync.
motor"
• The number of motor pole pairs are (C00059
no
integer multiple of the number of resolver pole pairs
(C00080
).
• Motor encoder selection (C00495
) = "0: Resolver to
X7"
PPI_bPolePositionAvailable is reset to FALSE.
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