Parameter Settings For A Motor With Encoder - Mitsubishi Electric FR-A820-00046 Instruction Manual

Installation and wiring
2.9

Parameter settings for a motor with encoder

Parameter for the encoder (Pr. 359, Pr. 369)
● Set the encoder specifications.
Pr.
359
C141
369
C140
Tab. 2-37:
The above parameters can be set when a vector control compatible option is mounted.
● The following table shows parameters to be set according to a vector control compatible option
to be used.
Item
Encoder/Resolver rotation direction
Number of detector pulses
Tab. 2-38:
FR-A800
Initial
Name
value
Encoder
852
rotation 1
C241
direction
851 Number of
1024
C240 encoder pulses
Parameter for the encoder
Parameter settings for different options
Parameter settings for a motor with encoder
Setting
range
Set when using a motor for
0
which forward rotation
(encoder) is clockwise (CW)
viewed from the shaft.
100
CW
Set when using a motor for
1
which forward rotation
(encoder) is counterclockwise
(CCW) viewed from the shaft.
101
CCW
Set the number of encoder pulses output.
0–4096
Set the number of pulses before it is multiplied by 4.
Parameters for option
FR-A8AP
Pr. 359
Pr. 369 — (fixed 1024 pulses)
Description
Set for the operation at 120 Hz
or less.
Set for the operation at a
frequency higher than 120 Hz.
Set for the operation at 120 Hz
or less.
Set for the operation at a
frequency higher than 120 Hz.
FR-A8APR FR-A8TP
Pr. 852
Pr. 851
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