Safe Cam (Sca) - Lenze i950 Commissioning Manual

Safety functions

Safe Cam (SCA)

19.16 Safe Cam (SCA)
The function monitors the lower and upper position limit.
Preconditions
The following function must be executed:
Set upper position value.
•
Set lower position value.
•
Safe homing (SHOM)
•
Functional description
In connection with this function, please also observe the information with
regard to safe homing in chapter
Fig. 77: SCA function
When this function is executed, the current absolute position is compared to the position lim-
its parameterised.
Upper position limit parameterised
•
Lower position limit parameterised
•
The status of the position comparison is specified in a binary fashion in
0x2870:0020x2870:002, bit12 ...
The status is transmitted to the safety and standard application.
Activation of the function
The function is activated by entry of a parameter value (≠ 0) for the upper and lower position
limit.
408
Safe homing
SCA
P
0x28D9:001
...
0x28D9:004
0
0x28D8:001
...
0x28D8:004
1
0
(0x28D9:0010x28D9:001
(0x28D8:0010x28D8:001
bit15.
(SHOM).
^ 404
t
t
... 0x28D9:0040x28D9:004)
... 0x28D8:0040x28D8:004)