Ramp-Function Generator Table - Siemens 6RA70 Series Instructions Manual

Microprocessor-based converters from 15a to 1680a for variable speed dc drives
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PNU
Description
P284
Set EMF controller P component to zero
*
0
Set controller P component to zero
FDS
(i.e. to obtain pure I controller)
(G165)
1
Controller P component is active
10.14 Ramp-function generator
(see also Section 8, Sheet G136 and Section 9 of Operating Instructions 6RX1700-0AD**)
See P639 and P640 for ramp-function generator setting parameters
P295
Mode for rounding the ramp-function generator
0
If the setpoint is reversed during ramp-up (or ramp-down),
FDS
acceleration (deceleration) is aborted and initial rounding of the
(G136)
deceleration (acceleration) process begins immediately. The
setpoint is not increased (decreased) any further, but the signal
at the ramp-function generator output has a breakpoint (i.e. a
step change in the acceleration rate).
1
If the setpoint is reversed during ramp-up or ramp-down,
acceleration/deceleration gradually changes to
deceleration/acceleration. The setpoint increases/decreases
further, but there is no breakpoint in the signal at the generator
output (i.e. there is no step change in the acceleration rate).
P296
Ramp-down time of ramp generator with quick stop (OFF3)
FDS
When the "quick stop" command is issued, the drive must normally
(G136)
brake down to 0 speed along the current limit. If the mechanical design of
the drive makes this option impermissible or undesirable, then a value of > 0
can be set here. In this case, the drive brakes along the deceleration ramp
programmed here when the "quick stop" command is issued.
see also parameter P330
P297
Lower transition rounding of ramp generator with quick stop (OFF3)
FDS
see also parameter P330
(G136)
P298
Upper transition rounding of ramp generator with quick stop (OFF3)
FDS
see also parameter P330
(G136)
SIEMENS Energy & Automation
SIMOREG DC Master Base Drive Panel Operating Instructions
[SW 1.9 and later]
Ramp generator
output
Ramp generator
input
Ramp generator
output
Ramp generator
input
[SW 1.9 and later]
[SW 1.9 and later]
[SW 1.9 and later]
Value range
No. indices
[Unit]
Factory
Steps
setting
Type
0 to 1
Ind: 4
1
FS=1
Type: O2
0 to 1
Ind: 4
FS=0
1
Type: O2
0.00 to 650.00
Ind: 4
[s]
FS=0.00
0.01 s
Type: O2
0.00 to 100.00
Ind: 4
[s]
FS=0.00
0.01s
Type: O2
0.00 to 100.00
Ind: 4
[s]
FS=0.00
0.01s
Type: O2
See
Change
(Access /
Status)
P052 = 3
P051 = 40
Offline
P052 = 3
P051 = 40
on-line
P052 = 3
P051 = 40
on-line
P052 = 3
P051 = 40
on-line
P052 = 3
P051 = 40
on-line
10-39

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