Np_Next - Siemens SINUMERIK 840D sl Function Manual

K8: Geometric machine modeling - only 840D sl
6.2 Commissioning
Meaning
$NP_NAME:
<n>:
<name>:
Example
The 19th protection area element is assigned the name "Spindle head":
Program code
N100 $NP_NAME[18] = "Spindle head"
6.2.4.3

$NP_NEXT

Function
If a protection area is made up of several protection area elements, they must be linked. To
do this, the name of the following protection area element must be entered in the system
variable $NP_NEXT in every protection area element.
If there is no following protection area element, the name must be entered as an empty string
"".
Offset and rotation
An offset and/or rotation in the current protection area element ($NP_OFF (Page 246),
$NP_DIR (Page 247) and $NP_ANG (Page 249)) affects the following protection area element
specified in $NP_NEXT. This means that the specification of the spatial position and orientation
of the following protection area element is relative to the current protection area element.
234
Name of the protection area element
Data type: STRING
Default value: "" (empty string)
System variable or protection area element index
Data type: INT
Range of values: 0, 1, 2, ... ($MN_MM_MAXNUM_3D_PROT_AREA_ELEM -
1)
Name of the protection area element
Data type: STRING
Comment
; 19. protection area element,
; name = "Spindle head"
Function Manual, 01/2015, 6FC5397-2BP40-5BA2
Special functions