Festo Контроллер двигателя SFC-ST - Manual (Page 97)

A. Technical appendix
A−13
Festo P.BE−SFC−DC−PB−S7−E N en 0604NH
A.2.5 Carry out record (Record Select)
A record can be started in the status Drive enabled".
This function is usually used for:
ć moving to any position in the record list by the PLC
ć processing a positioning profile by linking records
ć known target positions which seldom change
(formulation change).
Sequence
1. Set the desired record number in the input Record_No.
Up till the start the controller replies with the number of
the record last processed.
2. With a rising edge at Start_Positioning_Task the controller
accepts the record number and starts the positioning
task.
3. The controller signalizes with the rising edge at Ack_Start
that the PLC output data have been accepted and that the
positioning task is now active. The positioning command
will be processed irrespective of whether Start_PositionĆ
ing_Task has been reset to zero or not.
4. When the record is concluded, MC is set.