27 digital frequency processing (dfset), Digital frequency processing (dfset), Function library – Lenze EVS9332xS User Manual

Page 127: Function blocks

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Function library

Function blocks

3.2.27

Digital frequency processing (DFSET)

3−75

l

EDSVS9332S−EXT EN 2.0

3.2.27

Digital frequency processing (DFSET)

Purpose

Conditions the digital frequency for the controller. Selection of stretch factor, gearbox factor and
speed trimming or angular trimming.

*

a
b

b

a

*

a
b

b

a

+

+

1

0

+

+

C0537

C0536/2

C0536/1

C0033

C0533

C0530

C0252

C0536/3

C0538/2

C0539

DFSET

DFSET-NOUT

+

-

DFSET-A-TRIM

DFSET-N-TRIM

DFSET-RAT-DIV

DFSET-RESET

DFSET-IN

DFSET-PSET

DFSET-VP-DIV

DFSET-POUT

DFSET-SET

C0538/3

+

+

C0253

C0531

C0535

C0532

3

1

2

1

X5/E4

X9/6,7

MCTRL-PHI-ACT

C0538/1

DFSET-0-PULSE

DFSET-ACK

C0522

C0524

C0520

C0527

C0526

C0551

*

C0529

C0528/1

C0528/2

CTRL

DFSET-PSET2

C1258

DFSET-N-TRIM2

+

+

C0546

C0534

C0429

C0528/3
C0528/4

2

3

X5/E5

C0521

C0523

MCTRL-PHI-ACT

C0525

C1255

fb_dfset

Fig. 3−71

Digital frequency processing (DFSET)

Signal

Source

Note

Name

Type

DIS

DIS format

CFG

List

DFSET−IN

phd

C0539

dec [rpm]

C0520

4

Speed/angle setpoint

DFSET−N−TRIM

a

C0537

dec [%]

C0524

1

Speed trimming in [%] of C0011

DFSET−N−TRIM2

phd

C1258

dec [rpm]

C1255

4

Speed trimming in [rpm] of C0011

DFSET−A−TRIM

a

C0536/3

dec [inc]

C0523

1

Angular trimming 100% = 16384 inc

DFSET−VP−DIV

a

C0536/1

dec

C0521

1

Numerator of stretch factor 100 % = 16384 inc

DFSET−RAT−DIV

a

C0536//2

dec

C0522

1

Numerator of gearbox factor 100 % = 16384 inc

DFSET−0−PULSE

d

C0538/1

bin

C0525

2

HIGH = Enabling of zero pulse synchronisation

DFSET−SET

d

C0538/3

bin

C0527

2

·

HIGH = Sets angle integrators to equal values

·

LOW−HIGH edge sets DFSET−PSET = 0

·

HIGH−LOW edge sets DFSET−PSET = current value
of MCTRL−PHI−SET

·

DFSET−SET has a higher priority than DFSET−RESET

DFSET−RESET

d

C0538/2

bin

C0526

2

·

HIGH = Sets position difference = 0

·

HIGH = Sets DFSET−PSET and DFSET−PSET2 = 0

DFSET−NOUT

a

In [%] of nmax (C0011)

DFSET−POUT

phd

Speed/angle setpoint

DFSET−PSET

ph

Following error for angle controller

DFSET−PSET2

ph

Angle setpoint 65536 inc = 1 revolution

DFSET−ACK

d

HIGH = Synchronising is performed

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