Detailed Description
2.4 Protection zones
Axis Monitoring, Protection Zones (A3)
2-38 Function Manual, 08/2005 Edition, 6FC5397-0BP10-0BA0
System variable Type Meaning
$SN_PA_CENT_ABS[n
, i]
$SC_PA_CENT_ABS[n
, i]
REAL
Center point of the circular contour[i], absolute abscissa value
$SN_PA_CENT_ORD[
n, i]
$SC_PA_CENT_ORD[
n, i]
REAL
Center point of the circular contour[i], absolute ordinate value
$SN_... are system variables for NC- and machine-specific protection zones.
$SC_... are system variables for channel-specific protection zones.
The index "n" corresponds to the number of the protection zone: 0 = 1. Protection zone
The index "i" corresponds to the number of the contour element: 0 = 1. Contour elements
The contour elements must be defined in ascending order.
Note
The system variables of the protection zone definitions are not restored with REORG.
Data of the protection zone definitions
Data storage
The protection zone definitions are stored in the following files:
File Blocks
_N_NCK_PRO Data block for NCspecific protection zones
_N_CHAN_PRO Data block for channelspecific protection zones in channel 1
_N_CHAN_PRO Data block for channelspecific protection zones in channel 2
Data backup
The protection zone definitions are saved in the following files:
File Blocks
_N_INITIAL_INI All data blocks of the protection zones
_N_COMPLETE_PRO All data blocks of the protection zones
_N_CHAN_PRO All data blocks of the channelspecific protection zones