Siemens SINUMERIK 840DE sl Commissioning Manual page 359

Parameter or property
Invert tool direction Z
The parameter is only displayed in the window if an initialization value was set.
1)
The following parameters are only displayed if they deviate from the initialization values:
Parameter or property
Assignment of chains
Infeed axis
Properties (transformation)
Alarm in the event of motion of re‐
dundant rotary axes
15.7.4 TRACYL_K
Requirement
You are on a KT element in the "Commissioning" → "NC" → "Transformations" → "New"
operating area and have selected transformation type TRACYL_K - Peripheral surface
transformation.
System variable assignment
For the transformation type TRACYL_K - Peripheral surface transformation, the following
system variables are parameterized via the operator software:
Parameters or properties
Name
Alternative call
SINUMERIK Operate (IM9)
Commissioning Manual, 12/2017, 6FC5397-1DP40-6BA1
15.7 Assigning parameters to transformation types and tool carriers
● No
● Yes
1)
● No
● Yes (default)
● No
● Yes
System variable
$NT_CNTRL[n] Bit 20
= 0
= 1
System variable
$NT_GEO_AX_NAME[n, 2]
$NT_CNTRL[n] Bit 21
= 0
= 1
System variable
$NT_NAME[n]
$NT_TRAFO_INDEX[n]
= 0 (default)
> 0
$NT_TRAFO_INDEX[n] (fixed value)
Units digit
● 3: TRACYL
● Otherwise: error
Transformations
Description
Invert tool direction Z
(only if $NT_CNTRL[n]
Bit 19 = 1)
Description
Name of chain element of
the linear axis for infeed
No: Motion is permitted but
not included in calculation
Yes: Motion results in an
alarm
Description
Name of the transforma‐
tion
Alternative call name for
this transformation
Alternative call name
345