Operating Mode, Speed/Torque Setpoint (P0700 = 1); Current And Speed Control - Siemens SIMODRIVE 611 universal Function Manual

6 Description of the Functions
6.1

Operating mode, speed/torque setpoint (P0700 = 1)

6.1.2

Current and speed control

General
information
Input signal
"Ramp–up time = 0"
n from
set
PROFIBUS–DP
P0607
P0612
= 0
n
set
= 1
analog
(refer to
Chapter
6.6.2)
Conversion,
torque to
quadrature–
axis current
= 0
M
set
analog
= 1
(refer to
Chapter
6.6.3)
Input signal
"open–loop torque–
controlled mode"
M
Red
analog
(refer to Chapter 6.6.2 or 6.6.3)
Induction motor/1FE1 motor flux sensing and closed–loop flux control
Synchronous motor without 1FE1 motor
Fig. 6-4 Current and speed control
6-332
For "SIMODRIVE 611 universal", in the "speed/torque setpoint" mode,
a setpoint can be entered as follows via analog inputs 1 and 2:
S
Terminal 56.x/14.x
– Speed setpoint n
S
Terminal 24.x/20.x
– Speed setpoint n
for torque reduction M
Speed
controller
Speed
setpoint filter
Ramp–up
Speed
encoder
setpoint
P1256:8
limiting
P1257:8
P1012.0
Current
regulator
Torque
setpoint
limiting
÷ 4 current
setpoint
Iq
filters
set
SIMODRIVE 611 universal Description of Functions (FBU) – 04.05 Edition
(refer to Chapter 6.6)
analog/torque setpoint M
set
(refer to Chapter 6.6)
analog/torque setpoint M
set
analog
red
P1421
w 1.0
< 1.0
–
–
I
q
Current
regulator
I
d
I
d
set
I = M /K (P1113)
q set set T
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01.99 04.99
! 611ue diff !
analog
set
analog/setpoint
set
Time constant
integrator feedback
P1421
P1409
Integral action
time T
N
P1407
Proportional
gain K
P
n
ac
t
U
V
M
W
ENC
3 ∼
V
q
Inversion,
V
d
speed
actual value
(P1011.0)
I I
d q
I = 0
d set