Siemens Sinumerik 840D Operating Turning page 295

Tool wear
4.3 Parameters for "Tool wear"
Parameter Meaning
Location Magazine/location number:
(Only display, see section 3.3 "Tool list")
Type Tool type:
(See section 3.3 "Tool list")
Tool name Tool name:
(See section 3.3 "Tool list")
ST Replacement tool number:
(Only display, see section 3.3 "Tool list")
D Cutting edge number
(Only display, see section 3.3 "Tool list")
ΔLength X Wear of length in X direction and Z direction
ΔLength Z
Radius wear
ΔRadius
The Sinumerik Operate checks the entered values
whether they exceed an absolute or incremental
threshold or not.
The incremental threshold is the maximum difference
between present wear and new wear.
The absolute threshold is the maximum total wear
value that can be entered.
Note:
Please refer to the machine manufacturer's specifica-
tions.
T
C
W*
* The wear monitoring is configured via a machine
data item.
Note
Please refer to the machine manufacturer's instruc-
tions.
840D/828D SINUMERIK Operate
Tool monitoring by tool life
With the tool life T (Time), the service life for tool
with machining federate is monitored in minutes.
Tool monitoring by count
With the count C, the number of workpieces ma-
chined by the tool is counted.
Tool monitoring by wear
With wear W, the greatest value in the wear pa-
rameters ΔLength X, ΔLength Z, or ΔRadius in the
wear list is monitored.
Section 4
Notes