Siemens SINUMERIK 828D Programming Manual

Path traversing behavior
8.8 Programmable contour/orientation tolerance (CTOL, OTOL, ATOL)
Job planning
Programming Manual, 07/2010, 6FC5398-2BP40-0BA0
493
● Without preprocessing stop in the part program via system variables:
$P_CTOL Programmed contour tolerance
$P_OTOL Programmed orientation tolerance
$PA_ATOL Programmed axis tolerance
Note
If no tolerance values have been programmed, the $P variables will return the value "-1".

Siemens SINUMERIK 828D Specifications

General

Control Type	CNC
Operating System	Windows Embedded
Processor	Intel Atom
Display	10.4" color TFT display
Interfaces	Ethernet, USB
Programming	ShopMill, ShopTurn
Operation Panel Size	10.4"
Protection Class	IP65
PLC Memory	2 MB
Spindle Capacity	4 spindles
Hard Drive	CompactFlash