Lenze DDS Global Drive PLC Developer Studio - Manual (Page 28)

Function block library LenzeElectricalShaft.lib
Special functions
2.1.4 Homing function (L_REF)
2−18
L
LenzeElectricalShaft.lib EN 1.2
Parameter codes of the instances
VariableName L_REF1 SettingRange Lenze
byHomingMode C0932 0, 1, 8, 9, 20, 21 0
dnRefOffset C0934 −2140000000 ... 2140000000 inc 0
dnHomingSpeed C0935 0 ... 16000 rpm 100
wTiTimeHoming C0936 0.01 ... 650.00 s 1.00
Note!
Use the FB L_REF only in tasks with an interval time in the range from 1 ... 10msec!
Range of functions
·
Profile generator
·
Homing modes
·
Control via input signals
·
Output of status signals
·
Store the present output value after power interruption
·
Connection of the function block
2.1.4.1 Profile generator
The homing speed profile can be adapted to the application.
dwHomingSpeed
bMark_b
t
v
dnRefOffset
ƒ ‚
 
Abb. 2−11 Homing speed profile
 wTiTimeHoming
‚ Zero pulse
ƒ Home position
Variable Meaning Note
dnRefOffset Homing point offset = number of increments after the
zero pulse The reference is: 65536 inc = 1 revolution.
An input of up to 2140000000 incr. is possible
dnHomingSpeed Maximum traversing speed Entry in [rpm]. (286331153 º 16000 rpm)
wTiTimeHoming Ramp−up/down time linear ramp (100 º 1 s)