Parameter For The Encoder (Pr.359, Pr.369); Parameter Settings For The Motor Under Vector Control - Mitsubishi FR-A800 Instruction Manual

Connection of motor with encoder (vector control)
Parameter for the encoder (Pr.359, Pr.369)
Pr. Name
359 Encoder rotation
C141 direction
369 Number of
C140 encoder pulses
The above parameters can be set when the FR-A8AP (option) is mounted.
Parameter settings for the motor under vector control
• Values in
Motor name
SF-JR
SF-JR 4P 1.5 kW or
lower
Mitsubishi
standard motor
SF-HR
Others
SF-JRCA 4P
Mitsubishi
constant-torque SF-HRCA
motor
Others
SF-V5RU
(1500 r/min series)
Vector control SF-V5RU
dedicated (except for 1500 r/min
motor series)
SF-THY
Other
manufacturer's ―
standard motor
Other
manufacturer's
―
constant-torque
motor

Offline auto tuning is required (Refer to

Set this parameter according to the motor.

Use the thermal protector input provided with the motor.
68
INSTALLATION AND WIRING
Initial Setting
value range
Set when using a motor for which forward
0
rotation (encoder) is clockwise (CW) viewed
from the shaft
100
1
Set when using a motor for which forward
1
rotation (encoder) is counterclockwise (CCW)
viewed from the shaft
101
Set the number of encoder pulses output.
1024 0 to 4096
Set the number of pulses before it is multiplied by 4.
indicate initial values.
Pr.9
Electronic
thermal O/L
relay
Rated motor
current
Rated motor
current
Rated motor
current
Rated motor
current
Rated motor
current
Rated motor
current
Rated motor
current
0

0

0

Rated motor
current
Rated motor
current
page 442.)
Description
CW
CCW
Pr.71 Pr.80
Applied Motor
motor capacity
Motor Number of
0
capacity motor poles
Motor
20 4
capacity
Motor Number of
40
capacity motor poles
Motor Number of
0(3)

capacity motor poles
Motor
1 4
capacity
Motor Number of
50
capacity motor poles
Motor Number of
1(13)

capacity motor poles
Motor
30 4
capacity
Motor
1(13)
4

capacity
Motor
30(33) 4

capacity
Motor Number of
0(3)

capacity motor poles
Motor Number of
1(13)

capacity motor poles
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.
Pr.81 Pr.359
Number Encoder
of motor rotation
poles direction
1
1
1

1
1

1
1
1


Pr.369
Number of
encoder
pulses
1024
1024
1024

1024
1024

2048
2048
2048

