Siemens SINUMERIK 840D User Manual

B500
B500 Page 16 840D/828D SINUMERIK Operate
Notes
Boring Section 4
Unit
Pre-stopping
distance
(only for machining "chip clearing")
manually
automatically
VR
Constant cutting speed for retraction m/min
XD
Centre offset
X0
X-co-ordinate of the reference point X (abs) mm
X1...X7
(Locations)
X-co-ordinate of further reference points (abs or
inc)
mm
Y0
Y-co-ordinate of the Reference point Y (abs) mm
Y1...Y7
(Locations)
Y-co-ordinate of further reference points
(abs or inc)
mm
Z0
Reference point Z mm
Z1
(Drilling)
Final drilling depth X (abs) or final drilling depth
referred to Z0 (inc)
mm
Z1
(Thread)
End point of the thread (abs) or thread length
(inc)
mm
Z1
(Drilling)
Final drilling depth X (abs) or final drilling depth
referred to Z0 (inc)
mm
Z1
(Thread)
End point of the thread (abs) or thread length
(inc)
mm
Z2
Retraction amount before thread milling mm
ZR
Remaining depth for through drilling
("Yes" only for through-holes)
mm

Siemens SINUMERIK 840D Specifications

General

Series	SINUMERIK 840D
Axes	Up to 31
Channels	Up to 10
Operating System	Windows-based
Power Supply	24 V DC
Control Unit Type	CNC
Interface	Ethernet, PROFIBUS
Display	TFT color display
Interpolation	Spline
PLC	Integrated PLC
Data Storage	CompactFlash, USB