HEIDENHAIN MANUALplus 620 Technical Manual page 1561

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8.7.2 Configuration of S function

Transfer and

acknowledgment of

January 2012

Settings in the configuration editor

CfgPlcSStrobe

[Key name of S strobe]

spindleSpeed

cuttingSpeed

Use parameter MP_condition to define the conditions for the output of the S

There are two possibilities for transferring the S strobe to the PLC and for

acknowledgment by the PLC:

Transfer and acknowledgment with MP_signal

• Transfer of the S strobe: The PLC marker defined in MP_signal is set.

• Acknowledgment of the S strobe: The PLC marker defined in

MP_signal is reset.

Transfer with MP_signal and acknowledgment with MP_acknowledge:

• Transfer of the S strobe: The PLC marker defined in MP_signal is set.

• Acknowledgment of the S strobe: The PLC marker defined in

MP_acknowledge is set.

HEIDENHAIN recommends that you only use MP_signal for transfer and

acknowledgment.

If MP_signal and MP_acknowledge are not defined, the data of the S strobe

is saved without synchronization with the PLC program. The output is

immediately acknowledged.

8.7 S Function (S Strobe)