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Festo Контроллер позиционирования CPX-CMAX User Manual

Page 131

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3. Drive functions

3−69

Festo P.BE−CPX−CMA X−CONTROL−EN en 0908NH

Overview of parameters involved (see also sections 5.4.8 and 5.4.9)

Parameters involved

Description

PNU

1)

Position control

Basic speed value

2)

540

Direct mode acceleration

541

Direct mode deceleration

542

Workpiece mass

544

Tolerance

545

Force control

Basic value for force ramp

2)

550

Workpiece mass

551

Force tolerance

552

Damping time in ms

553

Speed limit for force control

554

Start (FHPP)

CPOS.START = positive edge: Start
CDIR.ABS = absolute/relative setpoint value
CDIR.COM1/CDIR.COM2 = control mode (see section 2.2.1)
CDIR.CONT = continuous tracking
Jogging and referencing have priority.

Acknowledgement
(FHPP)

SPOS.MC = 0: Motion Complete
SPOS.ACK = positive edge: Acknowledge Start
SPOS.MOV = 1: Drive is moving

1)

Depending on parametrisation (PNU403), instead of basic values in PNU 540 to 554, the default
values are used from PNU 600 to 608. See section 5.3.

2)

The PLC transfers a percent value in the control bytes, which is multiplied by the basic value in
order to get the final setpoint value.

Tab. 3/24: Parameters involved, direct mode