Positioning, 12 basic drive functions – Lenze E94AxPExxxx User Manual

Page 510

Advertising
background image

12

Basic drive functions

12.7

Positioning

510

Lenze · 9400 Servo PLC· Reference manual · DMS 4.0 EN · 11/2013 · TD05/06

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

12.7.1

Internal interfaces | "LS_Positioner" system block

Inputs

Note!

Ensure that the system block is called in a cyclic application task.
Basically, projects which only contain an unsolicited task and no cyclic task are not

permissible!

Identifier

DIS code | data type

Information/possible settings

POS_bEnable

C02679/1

| BOOL

Requesting control via the basic function

TRUE If no other basic function is active, a change-over to the "Positioning

active" function state is effected and positioning can be carried out

via the control inputs.

TRUEFALSE Active positioning is stopped, i. e. a change-over from the active

"Positioning active" function state via the "Drive is stopped" function

state back to the basic state "Drive at standstill" is carried out.

POS_bStart

C02679/2

| BOOL

Starting positioning

FALSETRUE The profile POS_ProfileData is executed.
FALSETRUE

(once again)

"Restart"

• During an active positioning process, another profile can be

specified via the input POS_ProfileData which is executed after

restart.

• Distances of a relative positioning that have already been covered

are not taken into consideration.

POS_bAbort

C02679/3

| BOOL

Aborting or interrupting positioning

FALSETRUE The current profile is not completed but braked to standstill with the

deceleration defined in the profile data.

TRUE A restart via POS_bStart or the continuation of an interrupted

positioning via POS_bRestart is inhibited.

FALSE A restart via POS_bStart or the continuation of an interrupted

positioning via POS_bRestart is possible again.

• If the restart signal POS_bRestart is already effected during the

deceleration phase, positioning is continued immediately.

LS_Positioner

POS_bEnable

POS_bStart

POS_bAbort

POS_ProfileData

POS_bEnableOverride

POS_dnSpeedOverride_n

POS_dnState

POS_bActive

POS_bDone

n

t

POS_bRestart

POS_dnAccOverride_n

POS_bDisableTP

POS_bInTarget

POS_dnSetPos_p

POS_dnProfileTarget_p

POS_dnProfileSpeed_s

POS_dwActualProfileNumber

POS_bEnabled

POS_bActPosInTarget

POS_dnDecOverride_n

POS_bDriveInTarget

POS_dnSetPosRelative_p

POS_dnActPosRelative_p

Advertising