Siemens Sinamics S120 Function Manual page 138

Servo control
3.19 Central probe evaluation
Example 3
MT_STW = 303H: a search is made for rising and falling edges for probes 1 and 2.
Figure 3-30
In the DP cycle, initially all time stamps for rising and falling edges of probe 1 are entered.
Afterwards, all time stamps for rising and falling edges of probe 2.
Function diagrams (see SINAMICS S120/S150 List Manual)
● 2424 PROFIdrive, manufacturer-specific/free telegrams and process data
● 4740 Encoder evaluation - probe evaluation
Overview of important parameters (see SINAMICS S120/S150 List Manual)
● p0565[0...15] CO: Probe time stamp
● p0566[0...3] CO: Probe time stamp reference
● p0567 CO: Probe diagnostic word
● p0680[0...7] Central probe input terminal
● p0681 BI: Central probe synchronization signal, signal source
● p0682 CI: Central probe control word signal source
● p0684 Central probe evaluation technique
● r0685 Central probe control word display
● r0686[0...7] CO: Central probe measuring time, rising edge
● r0687[0...7] CO: Central probe measuring time, falling edge
● r0688 CO: Central probe status word display
● r0898.0...15 CO/BO: Drive object control word
136
a search is made for rising and falling edges for probes 1 and 2
Function Manual, (FH1), 01/2012, 6SL3097-4AB00-0BP2
Drive functions