In

Variable name

Description

rSetpointOffset

Data type: REAL

Unit: mm

Setpoint of distance of optical track guidance sensor to colored tape or barcode

rOutputLimitPosNeg

Data type: REAL

Output limitation of function block. Both positive and negative.

rModifyKPforBarcode

Data type: REAL

The factor influences the KP controller parameter if the optical track guidance detects a barcode.

rModifyTNforBarcode

Data type: REAL

The factor influences the TN controller parameter if the optical track guidance detects a barcode.

rModifyTVforBarcode

Data type: REAL

The factor influences the TV controller parameter if the optical track guidance detects a barcode.

rFactorReduceRotSpeedIfStandstill

Data type: REAL

The factor limits the maximum rotational speed if the current speed of the axis center point is 0.

rTrackLostDistance

Data type: REAL

Unit: mm

The control mechanism is deactivated if the track has not been detected for the specified track length.

tFiltertimeActualOffset

Data type: TIME

Filter time of the rActualOffset input using PT1 element. The filter time must be greater than or equal to the cycle time. This is required for the controller’s D component.

rNoiseLimitForExtrapolation

Data type: REAL

Unit: mm

Noise suppression for the input variable of the track guidance controller