Lenze EVF9383 - Manual (Page 217)

Configuration
Function blocks
Diameter calculator (DCALC)
8
8.2
8.2.1
l
8.2−1 EDSVF9383V EN 7.1−04/2012
8.2 Function blocks
8.2.1 Diameter calculator (DCALC)
The function block calculates the current reel diameter in winding drives.
DCALC1-N-LINE
C1327/1
DCALC1
C1321/1
DCALC1-LOAD
C1326/1
C1320
DCALC1-SET
C1325
C1322/1
C1321/2
DCALC1-HOLD
C1326/2
C1311
DCALC1-I=0
DCALC1-OVFL
*
a
b
b
a
C1301
C1300
DCALC1-N-WIND
C1327/2
C1322/2
CTRL
DCALC1-OUT
C1328
C1307
C1310 C1305
C1306
DCALC1-DMIN
DCALC1-DMAX
ARIT
C1309
C1308
DCALC1-D-OUT
C1302
C1303
C1304
fb_dcalc1
Fig. 8.2−1 Diameter calculator (DCALC1)
Codes for parameter setting
Code Possible settings IMPORTANT
No. Name Lenze Selection
C1300
s
N−motor/
Dmax 300 −32767 {1 rpm} 32767 Motor speed at D
max
, function
block DCALC1
l Nominal speed of the winding
drive
^
8.2−1
C1301
s
N−line max 3000 1 {1 rpm} 32767 Maximum line speed, function
block DCALC1
l Nominal speed of the line drive
C1302 calc cycle 0.1 0.1 {0.1 rev} 100.0 Calculation cycle, function block
DCALC1
^
8.2−1
C1303 time const 0.10 0.01 {0.01 s} 50.00 Filter time constant, function
block DCALC1
C1304
s
Dmax 500 1 {1 mm} 10000 Maximum diameter, function
block DCALC1
l Nominal winding diameter
^
8.2−1
C1305 lower D−limit 50 1 {1 mm} 10000 Lower diameter limit, function
block DCALC1
l Minimum winding diameter
C1306 upper D−limit 500 1 {1 mm} 10000 Upper diameter limit, function
block DCALC1
l Maximum winding diameter
C1307 hyst D−limit 1.00 0.00 {0.01 %} 100.0 Hysteresis − diameter limitation,
function block DCALC1
l Hysteresis for D
min
/D
max
output
C1308
s
arit function 1 0 DCALC1−OUT=D DCALC1−OUT =
diameter Selection of the arithmetic
function, function block DCALC1 ^
8.2−1
1 DCALC1−OUT=1/D DCALC1−OUT =
1/diameter
Description