Lenze EVS93 Series, System Manual

Page: 60 / 386

Function library
Function blocks
3.2.3 Function block CDATA
3−32
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EDSVS9332K−EXT EN 4.0
3.2.3.10 Online reloading of profiles
This function serves to accept and activate reloaded profiles during operation. This function is
available from software version 3.4.
(
Stop!
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In the initial range, the motion profiles must be almost identical, otherwise a
compensating movement with the max. possible torque is carried out.
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The function can only be used for master angle/digital frequency with CW
rotation .
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Condition:
– Set code C1307 = 1 (permit online reloading of profiles)
– Set code C1317 = 1 (reload profiles without controller inhibit)
– Set input CDATA−CYCLE = LOW
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Initialisation
– Each LOW−HIGH edge at CDATA−RESET initialises a profile.
FCODE-472/1
CDATA
AND1
CDATA-X0 CDATA-LOAD
DFSET-VP-DIV XFACT
IN1
RESET
IN2
REL-SEL
IN3
LOAD LOAD-RDY
X0
ACTCAM
OUT
NOUT
N-SYNCH
DFIN
CDATA-LOAD-RDY
DIGIN1
AND1-IN1
FIXED1
FIXED1
YSET1-SYNCH
AND1-OUT CDATA-RESET
FCODE-475/1 YSET1-IN
YSET1-IN-SYNCH
fb_cdata_1
Fig. 3−11 Interconnection of the function block CDATA for initialising profiles online
fb_cdata_2
Fig. 3−12 Initialisation cycle, displayed with Global Drive Oscilloscope
CDATA−X0, profile zero crossing
This causes the reloaded profile to be accepted. Reloading in the backup memory must be completed by then.
CDATA−LOAD−BUSY
The acceptance of the reloaded profile in the foreground data field was activated via CDATA−LOAD (duration:
approx. 50 ms)
CDATA−LOAD−RDY
Displays that the acceptance was completed successfully. Now, CDATA−RESET = HIGH must be activated.