Configuration
Function blocks
Master frequency ramp−function generator (DFRFG)
8
8.2
8.2.4

8.2−13
EDSVF9383V EN 7.1−04/2012
8.2.4 Master frequency ramp−function generator (DFRFG)
The function block creates acceleration and deceleration ramps for the
operation with master frequency, thus leading the drive to the master
frequency with angular synchronism.
DFRFG1-OUT
C0764/3
DFRFG1-RESET
DFRFG1
C0764/2
C0764/1
C0760
C0759
DFRFG1-QSP
DFRFG1-STOP
C0761
C0765
C0758
DFRFG1-IN
C0752
C0754
S
R
Q
DFRFG1-FAIL
DFRFG1-SYNC
CTRL
C0753
C0751
C0755
fb_dfrfg
Fig. 8.2−9 Digital frequency ramp function generator (DFRFG1)
Codes for parameter setting
Code Possible settings IMPORTANT
No. Name Lenze Selection
C0751 DFRFG1 Tir 1.000 0.001 {0.001 s} 999.999 Acceleration time T
ir
, function
block DFRFG1

8.2−13
C0752 Max speed 3000 1 {1 rpm} 16000 Maximum speed, function block
DFRFG1
l Maximum speed−up (speed)
C0753 DFRFG1 QSP 0.000 0.000 {0.001 s} 999.900 Deceleration time T
if
for quick
stop, function block DFRFG1
C0754 PH error 2
.
10
9
10 {1} 2
.
10
9
Following error, function block
DFRFG1
l Maximum permissible phase
difference between setpoint an
actual phase
l 1 rev. = 65535 inc
C0755 Syn window 100 0 {1 inc.} 65535 Synchronisation window, function
block DFRFG1
l 1 rev. = 65535 inc
Description