Siemens SINAMICS S120 Function Manual page 60

Extended Setpoint Channel
Extended setpoint channel
Properties of the simple ramp-function generator
Fig. 2-12
S RFG ramp-up time Tup
S RFG ramp-down time Tdn
S OFF 3 deceleration ramp
– OFF3 ramp-down time
S Set ramp-function generator
– Ramp-function generator setting value
– Set ramp-function generator signal
Properties of the extended ramp-function generator
Fig. 2-13
S RFG ramp-up time Tup
S RFG ramp-down time Tdn
2-60
x
p1082
x
–p1082
y
p1082
–p1082
Ramp-up and ramp-down with the simple ramp-function generator
y
Tup
p1082
x
y
–p1082
dy/dt
FR
IR IR
Ì Ì Ì Ì Ì Ì Ì Ì Ì Ì Ì Ì Ì Ì Ì Ì
Tup_eff
Expanded ramp-function generator
Tup Tdn
t
t
Tup Tdn
p1120[D]
p1121[D]
p1135[D]
p1144[C]
p1143[C]
Tdn
FR FR
IR IR
Tdn_eff
© Siemens AG 2006 All Rights Reserved
SINAMICS S120 Function Manual, 03/2006 Edition
FR
t
p1120[D]
p1121[D]