44
CNC System Instruction
3
）
G20/G21: English/Metric Commands
G20 stands for English system. Following G20, the values of X
,
Y
,
I
,
J
,
R
,
U
,
V
,
H and F are all in English unit
；
G21 stands for metric system. Following G21, the values of X
,
Y
,
I
,
J
,
R
,
U
,
V
,
H and F are all in metric unit
；
Format: G20
Format: G21
4
）
G00 Quick Move
This command can move the cutting torch quickly to a designated position. In the event of two axial movements, the cut-
ting torch will move along a straight line from the origin point to the end point at the speed of the maximum speed limit
multiplied by multiplying factor. G00 movement is subject to speed multiplying factor.
Format: G00 X[U]n Y[V]n
or G00 PPn
5
）
G01: Linear Cutting Command
This command makes the torch cut to a designated position along a straight line. As machining movement command, it
allows uniaxial or biaxial linear interpolation movement. The feed speed is designated by F command.
Format: G01 X[U]n Z[W]n [Fn]
or G01 PPn [Fn]
+Y
+280
＋
120
＋Ｘ
Current Torch Posi-
tion
Expected Torch Position
E.g.
：
G92 X0 Y0
G00 X120 Y280
(or G00 U120 V280)
M02
