Siemens SINUMERIK 840C Installation Instructions Manual page 274

08.96
Bit 4
Bit 3
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SINUMERIK 840C (IA)
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When bit 4 is set, the polar coordinate angles (G10, G11, G12, G13) can be
programmed as either absolutes (G90) or increments (G91) in the block (also see
NC MD 5007, bit 5).
Active: In the next block
Example:
L F
N1 G0 G90 X0 Y0
N2 G11 X0 Y0 A30
L F
N3 G91 A30
L F
N4 A30 B40
L F
N5 M30
Y
P4
N4
B40
N3
B30
60°
30°
P1=Pol 1
Bit 3 = 1: The old "PRESET OFFSET" is automatically retained following Power
On and reference point approach.
Active:
ManualsBase.com
6 NC Machine Data (NC MD), NC Setting Data (NC SD)
(approach P1)
(define Pol1 and traverse to P2)
L F
B30 F500
(Pol1 is maintained, exit P2)
(Pol1 is maintained, traverse to P3)
(traverse from P3 to P4)
P3
B30
N2 P2
NC Stop
6FC5197- AA50
6.6.1 General MD bits (general bits)
X
6–89