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4.16
SCA
Definition according to EN
61800-5-2:
The function "Safe Cam" (SCA) safe
supplies a safety-related output sig‐
nal to indicate whether the motor
shaft position is within a defined
range.
SCA 3
SCA 2
SCA 1
t
t
0
1
s
The "Safe Cam" function outputs a safe signal if the drive is within a specified position range.
It facilitates the realization of safe range detection for each individual axis.
4.16.1
Details and parameterization
With the "Safe Cam" function (SCA), you implement safe electronic cams, safe zone sensing,
or a working area limitation/protection zone delimitation for a specific axis, to replace a
hardware-based solution. You parameterize up to 30 output cams for each axis. You enable
each output cam individually.
Note
The "Safe Cam" (SCA) safety function can only be used with an encoder.
Safety functions integrated in the drive
4.16 SCA
Safety Integrated (with SINAMICS S120)
182
Commissioning Manual, 02/2020, A5E46305916B AB