Torque Control By Real Sensorless Vector Control And Vector Control - Mitsubishi Electric FR-A700 Technical Manual

2.10 Torque control by Real sensorless vector control and
vector control
2.10.1 Torque control
(1) Control block diagram
The following shows a basic control block diagram during torque control.
Terminal 1
[Pr. 868 = 3, 4]
Torque
Terminal 6
setting filter
FR-A7AZ
Parameter
[Pr. 805, Pr. 806]
CC-Link
(FR-A7NC)
16 bit digital input
(FR-A7AX)
Pulse train
(FR-A7AL)
Speed limit
AU
Terminal 2
AU
Terminal 4
[Pr. 858 = 0]
Terminal 1
[Pr. 868 = 0]
Speed
Terminal 6
setting filter
FR-A7AZ
RL
RM
RH
REX
Option
Operation
panel
Parameter
[Pr. 808, Pr. 809]
Maximum
frequency
[Pr. 1]
Terminal 1
[Pr. 868 = 5]
Speed
Terminal 6
setting
FR-A7AZ
filter
A700
(A700)
Terminal 1 bias [C16,C17 (Pr. 919)]
Terminal 1 gain [C18,C19 (Pr. 920)]
RT
[Pr. 826 = 9999]
[Pr. 826]
[Pr. 74]
[Pr. 826 = 9999]
[Pr. 836 = 9999]
RT
[Pr. 836]
[Pr. 74]
[Pr. 836 = 9999]
Analog input offset
adjustment
Terminal 2 bias [C2, C3 (Pr. 902)]
Terminal 2 gain [Pr. 125, C4 (Pr. 903)]
Terminal 4 bias [C5, C6 (Pr. 904)]
Terminal 4 gain [Pr. 126, C7 (Pr. 905)]
RT
[Pr. 822 = 9999]
[Pr. 822]
[Pr. 74]
[Pr. 822 = 9999]
[Pr. 832 = 9999]
RT
[Pr. 832]
[Pr. 74]
[Pr. 832 = 9999]
Multi-speed
selection
[Pr. 4 to 6,
24 to 27,
232 to 239]
Terminal 1 bias [C12,C13 (Pr. 917)]
Terminal 1 gain [C14,C15 (Pr. 918)]
RT
[Pr. 822 = 9999]
[Pr. 822]
[Pr. 74]
[Pr. 822 = 9999]
[Pr. 832 = 9999]
RT
[Pr. 832]
[Pr. 74]
[Pr. 832 = 9999]
Constant power range torque
Torque command
characteristic selection
source selection
[Pr. 803]
[Pr. 804]
[Pr. 849]
Analog
input
selection
[Pr. 73]
Operation Mode
[Pr. 79]
Reverse
Terminal 1 input 0 to 10V
rotation
Forward
Terminal 1 input -10 to 0V
rotation
Forward
Terminal 1 input 0 to 10V
rotation
Reverse
Terminal 1 input -10 to 0V
rotation
298
PARAMETER
Speed limit selection
[Pr. 807 = 0]
[Pr. 807 = 1]
[Pr. 807 = 2]