Siemens SINUMERIK 840D sl Function Manual page 169

Figure 7-22
Explanation
● Cam SN2 is assigned to track 2 by parameterizing cam range 3:
bit [3]" (index 3 stands for cam range 3) is set to 1.
● Cam SN6 is assigned to track 2 by parameterizing cam range 4:
bit [4]" (index 4 stands for cam range 4) is set to 1.
● ...
Safety Integrated
Function Manual, 12/2017, 6FC5397-4BP40-6BA1
SGA "cam track" and "cam range"
($MA_SAFE_CAM_TRACK_ASSIGN[1] = 203). If the axis is at cam SN2, SGA "cam range
($MA_SAFE_CAM_TRACK_ASSIGN[5] = 204). If the axis is at cam SN6, SGA "cam range
Safety functions integrated in the system/drive
7.8 Safety software cams and safety cam track (SN)
169