Plc Intervention In Spindle Control - Siemens SINUMERIK 840C Installation Instructions Manual

09.95
10.5.5
The flowchart on the next page shows the effects of the various PLC interface signals on the
spindle. For the sake of clarity, the feedback pulses are not shown.
The "Set direction of rotation clockwise", "Oscillation speed", "Standard speed", "Spindle
positioning", "Resynchronize spindle" and "Acknowledge M19" signals are effective only in
conjunction with the "PLC spindle control" signal.
DRK + 1
© Siemens AG 1992 All Rights Reserved
SINUMERIK 840C (IA)
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PLC intervention in spindle control

All signals in DB 31
Bit 0 1 2
8 gears
S value
M19
Spindle speed
limitation
S
Servo enable
DL + 1/bit 6
K
S
Timer
n
set
Actuator
M
ManualsBase.com
K = Number of the spindle
M3, M4, M5
Delete S value
DL /bit 5 (specify setpoint 0)
K + 1
DR /bit 5 (basic speed)
K + 2
Setting data (G26 S...)
DR + 2/bit 6 (oscillation speed)
K
DR /bit 4 (position spindle)
K + 2
DW (spindle disable)
K + 3
(set spindle speed)
Spindle
Gearing
1:1
ROD
END OF SECTION
6FC5197- AA50
10 Axis and Spindle Installation
10.5.5 PLC intervention in spindle control
(1 to 6)
MD 5210 bit 7
MD 5200 bit 2
10–69