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02.99
06.05
The software limit switches must remain de–activated so that the drive
can always rotate endlessly. This is the reason that in the speed set-
point mode the drive must be parameterized as rotary axis and be de–
referenced.
Input/output
For the ramp–function generator, the following signals are used:
signals for the
S
ramp–function
generator
S
RFG input
n
set
RFG output
n
set
n
act
Speed in the
tolerance
bandwidth
(ZSW.8)
Ramp–up
completed
(ZSW.10)
Delay time P1427:
Ifnt > P1427, then "ramp–up completed" (ZSW.10 = 1)
Fig. 5-2
Signal characteristics for the ramp–function generator
E Siemens AG 2013 All Rights Reserved
SIMODRIVE POSMO A User Manual (POS1) – 08/2013 Edition
5.2 "Speed setpoint" mode (P700 = 1) (from SW 2.0)
Input signals:
– Ramp–function generator enable (STW.4 = 1)
– Ramp–function generator start/ramp–function generator stop
(STW.5 = 1)
– Enable setpoint/inhibit setpoint (STW.6 = 1)
Output signals:
– Speed in the tolerance bandwidth/speed outside the tolerance
bandwidth (ZSW.8)
– Ramp–up completed/ramp–up not completed (ZSW.10)
P1426
t
t
0
1
nt > P1427
nt = t
– t
1
0
5 Description of the Functions
P1426
5-137
5
t
t
t
t
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