beautypg.com

117 l_sddelaycomp - dead time compensation, L_sddelaycomp, 5function blocks – Lenze E94A User Manual

Page 453

background image

Lenze · 9400 function library · Reference manual · DMS 6.7 EN · 08/2014 · TD05

453

5

Function blocks

5.117

L_SdDelayComp - dead time compensation

_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _

5.117

L_SdDelayComp - dead time compensation

This FB extrapolates a signal by a set time. In this way, the FB can compensate for the dead times of

incoming signals resulting from the bus transfer.

• The FB considers a modulo measuring system and the cycle of the selected machine parameters.

Inputs

Outputs

Parameter

Function library:

LenzeServoDrive

Runtime software licence:

Motion Control HighLevel

Motion Control TopLevel

Identifier/data type

Information/possible settings

dnPosIn_p

DINT

Position in [inc]

AxisData

Machine parameters

• For accepting the machine parameters of the drive/motor, connect this input

with the output DI_AxisData of the SB LS_DriveInterface.

• The machine parameters of a master drive can be displayed with the

FB

L_SdSetAxisData

. In this case, the FB output AxisData must be connected to

this input.

( 510)

Identifier/data type

Value/meaning

dnPosOut_p

DINT

Compensated position in [inc]

Parameter

Possible settings

Information

C04320

-100.000

ms

100.000 Rate time

• Initialisation: 0.000 ms

C04321

As of library V02.02.xx.xx

String of digits

Position unit

• Read only

C04322

As of library V02.02.xx.xx

-214000.0000

Unit

214000.0000 Position at the input

• Display of the dnPosIn_p input si-

gnal in the real unit of the machi-

ne.

C04323

As of library V02.02.xx.xx

-214000.0000

Unit

214000.0000 Position at the output

• Display of the dnPosOut_p output

signal in the real unit of the ma-

chine.

GQ3RV2XWBS

GQ3RV,QBS

/B6G'HOD\&RPS

$[LV'DWD

2XW

,Q

&

W

&

&

& 8QLW