Loading ...
Loading ...
Loading ...
3 Function diagrams
3.12 Setpoint channel
SINAMICS G120C
402 List Manual (LH13), 04/2014, A5E33840768B AA
Fig. 3-70 3070 – Extended ramp-function generator
- 3070 -
Function diagram
87654321
fp_3070_97_05.vsd
Setpoint channel
SINAMICS G120C
07.04.2014 V4.7
Extended ramp-function generator
0
Tup
FRIRFRIRFRIRFRIR
Tdn
p1082
Tup_eff <2> Tdn_eff <2>
-p1082
IR FR
[3050.8]
0
p1082
x
y
<3>
[3050.5]
x
t
y
dy/dt
y
0 1 0 1 0 1
1
0
1
0
0
1
10 10
[6030.1]
0
1
0
1
0
0
<1>
t
n
soll
t
t
<2>
1 = Bypass ramp-function generator
STW setpoint chan
r1198
r1198
.15
STW seq_ctrl
r0898
r0898
.6
1 = Enable speed
setpoint
r1119
RFG setp at inp [rpm]
STW seq_ctrl
r0898
r0898
.5
0 = Freeze ramp-
function generator
1 = Internal RFG enable
0 = Internal quick stop
RFG round-off type
0 ... 1
p1134 [D] (0)
Freeze ramp-function generator
0 = Internal quick stop
RFG OFF3 t_end_del
0.000 ... 30.000 [s]
p1137 [D] (0.000)
STW seq_ctrl
r0898
r0898
.4
1 = Enable ramp-function generator
Effective ramp-up time: Tup_eff = Tup + (IR/2 + FR/2)
Effective ramp-down time: Tdn_eff = Tdn + (IR/2 + FR/2)
Rounding-off is always active.
Overshoots can occur.
Final rounding-off is not effective
when the setpoint is suddenly
reduced during ramp-up.
Extended ramp-function
generator
<4>
With activated Technology controller (p2200 > 0, p2251 = 0) the ramp-function generator is bypassed.
<4>
[2634.8]
[2634.8]
[2634.8]
Value range and/or factory setting depend on Power Module.
<1> Inhibited during jogging.
<5> <5> <5> <5>
<5>
[2501.7]
[2501.7]
r1170
n_ctrl setp sum
[rpm]
Interpolator
+
+
OFF3 t_RD
0.000 ... 5400.000 [s]
p1135 [D] (0.000)
RFG t_start_round
0.000 ... 30.000 [s]
p1130 [D] (0.000)
RFGOFF3 t_strt_rnd
0.000 ... 30.000 [s]
p1136 [D] (0.000)
RFG t_end_delay
0.000 ... 30.000 [s]
p1131 [D] (0.000)
r1150
RFG n_set at
outp [rpm]
0 1
Tec_ctrl mode
0 ... 1
p2251 (0)
r2294
Tec_ctrl outp_sig [%]
0
r1149
RFG acceleration [rev/
s²]
RFG ramp-up time
0.000 ... 999999.000 [s]
p1120 [D] (10.000)
RFG t_RU scal
(1)
p1138 [C]
<5>
RFG ramp-down time
0.000 ... 999999.000 [s]
p1121 [D] (10.000)
RFG t_RD scal
(1)
p1139 [C]
<3> p1134 = 0:
p1134 = 1:
t
Reference value for the ramp-
function generator
Loading ...
Loading ...
Loading ...