Lenze i950 Series, Manual

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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 Safe homing (SHOM) .
^
428
t
0
SCA
P
t
0
1
0x28D9:001
0x28D8:001
...
...
0x28D9:004
0x28D8:004
Fig. 80: SCA function
When this function is executed, the current absolute position is compared to the position lim-
its parameterised.
•
Upper position limit parameterised ( 0x28D9:001 0x28D9:001 ... 0x28D9:004 0x28D9:004 )
•
Lower position limit parameterised ( 0x28D8:001 0x28D8:001 ... 0x28D8:004 0x28D8:004 )
The status of the position comparison is specified in a binary fashion in
0x2870:002 0x2870:002, bit12 ... bit15 .
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.
Safety functions
Safe Cam (SCA)
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