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6-20
position lock for a long time, select an Inverter with a capacity one rank higher than the capacity of
the motor.
Factor of 4: By counting the rising and falling edges of phase A and phase B,
this method has four times the resolution of the PG.
Count
1 pulse
1
2 3
4
5
6
7
8
9 10 11 12
Phase A
Phase B
6-3-4 Torque Control
H
Torque Control Function Settings
With flux vector control, the motor’s output torque can be controlled by a torque reference from an ana-
log input. Set parameter d5-01 to “1” to select torque control. This parameter cannot be changed during
operation.
Parameter
Display name
Setting
Units
Default
Valid access levels
number
p y
g
range
setting
V/f
Control
V/f with
PG
Open Loop
Vector
Flux
Vector
d5-01
Torq Control Sel
0 or 1
---
0
Not applicable.
Advanced
Settings
Setting
Function
0
Speed control (controlled by C5-01 through C5-07)
1
Torque control
The following block diagram shows the operation of torque control.
Torque reference
Torque compensation bias
Speed limit
Torque reference
primary delay filter
(d5-02)
Speed limiting circuit
Speed limit
bias
(d5-05)
Speed feedback
Torque limit
(L7-01 to L7-04)
Internal torque reference
+
+
+
Advanced Operation
Chapter 6
Summary of Contents for SYSDRIVE 3G3FV
Page 1: ...USER S MANUAL High function General purpose Inverter SYSDRIVE 3G3FV Cat No I516 E1 4 ...
Page 16: ...Chapter 1 Introduction 1 1 Function 1 2 Nomenclature 1 3 New Functions 1 ...
Page 33: ...Chapter 2 Installation 2 1 Mounting 2 2 Wiring 2 ...
Page 112: ...Chapter 4 Trial Operation 4 1 Procedure 4 2 Operation Example 4 ...
Page 289: ...Chapter 7 Parameter Lists 7 1 Initialize Mode Parameters 7 2 Program Mode Parameter List 7 ...
Page 366: ...Chapter 9 Specifications 9 1 Inverter Specifications 9 2 Option Specifications 9 ...
Page 395: ...Chapter 10 Appendix 10 1 Notes on Using the Inverter for a Motor 10 ...