User Manual

7. Description of the commands
7−18
Festo P.BE−S PC200−EN en 0901d
7.2.3 Position register X [Y Z U] @n
The SPC200 provides 100 position registers per axis.
They have the identifier X [Y Z U] @n {n=0...99}, are decimal
values with 2 decimal positions between −9999.98 and
+9999.99.
Position registers are saved remanently, i.e. they are saved in
the event of Power−off and loaded back into the work mem
ory with Power−on.
The registers can be parametrized with the MMI and WinPISA
(with the position list), whereby the notes regarding limita
tion on page XVI should be observed.
The registers can be modified within a program or via the
field bus
1)
, i.e. they can be read and overwritten.
1)
For PROFIBUS this applies only as from operating system
version 4.63 together with the PROFIBUS software version
2.0. For DeviceNet as from operating system 4.90 together
with the software version as from 2.01 (DN2). Interbus
does not permit this feature.
The position registers are used in conjunction with the fol
lowing NC commands for
influencing the movement features
of a positioning axis.
NC
command
Function The register
contents may be
Unit
1)
Ss from operating
system
G00 Positioning command Position mm 3.8
G01
Positio i comma d
Position mm 3.8
G01
G02
Positioning command
Speed m/s 4.63
G08 Positioning parameter Acceleration m/s
2
4.63
G09 Positioning parameter Acceleration m/s
2
4.63
G90 Positioning parameter
2)
Position mm 3.8
G91 Positioning parameter
2)
Position mm 3.8
1)
With rotary drives correspondingly °, 10
3
°/s, 10
3
°/s
2
2)
With position specification functions as positioning command
New feature
as from OS 4.63