Lenze EVS93 Series, System Manual

Page: 289 / 386

Function library
Function blocks
3.2.83 Homing function (REFC)
3−261
l
EDSVS9332K−EXT EN 4.0
3.2.83 Homing function (REFC)
Purpose
The homing function is used to bring the drive shaft to a specific position.
)
Note!
First, select a predefined configuration in C0005 which already includes the REFC
function block. This ensures that all important signal connections are created
automatically. After this, adapt the configuration to your application.
R E F C
R E F C - N - I N
R E F C - P H I - I N
R E F C - N - S E T
R E F C - P S E T
R E F C - O N
R E F C - B U S Y
R E F C - O K
R E F C - M A R K
C 0 9 2 9
C 0 9 2 8
C 0 9 2 7 / 2
C 0 9 2 7 / 1
C T R L
C 0 9 3 5
C 0 9 3 6
C 0 9 3 4
R E F C - P O S - L O A D
R E F C - A C T P O S - I N
C 0 9 2 6 / 1
C 0 9 2 5
C 0 9 2 7 / 3
C 0 9 2 4
C 0 9 2 6 / 3
C 0 9 2 6 / 4
R E F C - D F I N
C 0 9 3 8 / 1
R E F C - D F O U T
C 0 9 2 1
C 0 9 2 0
C 0 9 2 3
C 0 9 2 2
C 0 9 3 7 / 1
C 0 9 3 1
C 0 9 3 2
C 0 9 3 0
C 0 9 3 3
Fig. 3−212 Homing function (REFC)
Signal Source Note
Name Type DIS DIS format CFG List
REFC−ACTPOS−IN ph C0926/1 dec [inc] C0925 3 Loading value for the current position
(REFC−ACTPOS)
REFC−DFIN phd C0938/1 dec [rpm] C0937/
1
4 Speed input
REFC−MARK d C0927/2 bin C0921 2 Homing switch
REFC−N−IN a C0929 dec [%] C0923 1 Speed setpoint in [%] of nmax C0011
REFC−ON d C0927/1 bin C0920 2 HIGH = start homing
REFC−PHI−IN ph C0928
C0926/2
dec [inc] C0922 3 Phase setpoint (contouring error for phase controller in FB
MCTRL)
REFC−POS−LOAD d C0927/3 bin C0924 2 LOW−HIGH edge = angle at the REFC−ACTPOS−IN input is
loaded in REFC−ACTPOS (starting value)
REFC−PSET ph − − − − Phase setpoint (contouring error for phase controller in FB
MCTRL)
REFC−BUSY d − − − − HIGH = homing function active
REFC−DFOUT phd − − − 4 Speed output
REFC−N−SET a − − − − Speed setpoint for n−controller
REFC−OK d − − − − HIGH = homing completed/homing known
Range of functions
l
Homing
l
Homing modes
l
Control via input signals
l
Output of status signals
l Speed/digital frequency input and output