Lenze 931K - Manual (Page 80)

Parameter setting
Current controller and motor adaptation
Description of the objects
7
l
80 KHB 13.0002−EN 4.1
Characteristics Possible settings Name Index
Description Selection Lenze
2415
h
0 current_limitation REC INT8 RO Ċ
Limitation von I
max
(independently of the
operating mode).
Torque−limited speed
operation is possible.
1 limit_current_
input_channel
00
h
00
h
{1
h
} 04
h Ċ
INT8 RW Ċ
Setpoint source for the
limiting torque.
0 No limitation
1 AIN0
2 AIN2
3 RS232
4 CAN
2 limit_current 0 0 {1 mA} 100000 Ċ INT32 RW Ċ
l Setpoint source RS232,
CAN: limitation of the
torque−proportional
current
l Setpoint sources AIN0,
AIN1: Selection of the
scaling factor for the
analog inputs. The current
in mA corresponds to an
applied voltage of 10 V.
60F6
h
0 torque_control_
parameters
REC UINT8 RO Ċ
Reading−out of PI−controlled
current controller data.
The gain and the time
constant apply to both the
field−generating and the
torque−generating current
controller.
1 torque_control_
gain
256 0 {1} 32 × 256 Ċ UINT16 RW Ċ
Setting of the proportional
gain of the current controller.
From the SDC program:
K
p
= 1.0
Setting here:
1.0 × 256 = 256 (100
h
)
2 torque_control_
time
2000 100 {1 ms} 65500 Ċ UINT16 RW Ċ
Setting of the current
controller time constant.
From the SDC program:
T
n
= 2 ms
Setting here: 2 ms = 2000 ms