Siemens S7-300 - Page 77

Machine and cam data
9.7 Machine data of the axis
FM 352 electronic cam controller
Operating Instructions, 05/2011, A5E01071724-03
77
Retrigger reference point:
Address Name Type Initial value Comment
52.0 RETR_TYPE DINT L#0 Type of reference point retriggering
Ranges:
0 = reference point switch and zero mark
direction +
1 = reference point switch and zero mark
direction -
6 = only reference point switch
7 = only zero mark
By setting the "Type of reference point retriggering", you define the conditions for synchronizing the
axis when working with an incremental encoder or an initiator (see chapter "Retrigger reference point
(Page 120)").