Plc Machine Data - Siemens Sinumerik 801 Technical Manual

Built-In PLC Application
3.3

PLC Machine Data

Definition of MD14512
Table 3-4 MD14512
MD14512
Machine data
INDEX Bit 7
[0]
[1]
[2]
[3]
[4] Toolholder
control
inactive
[5]
[6]
[7]
Notes:
1) If you don't want to use PLC to activate toolholder control, clamp/umclamp or lubrication functions,
set MD14512 [4] to proper bit to deactivate corresponding function.
2) You may set MD14512[6] to desired bit to activate corresponding function.
!
Definition of MD14510
3-8
Bit 6 Bit 5
PLC application configuration
Technology Setting
Z axis
rotation
monitoring
active
Caution
PLC machine data reserved by the control system must not be changed!
Table 3-5 MD14510
MD14510
Machine Data
Index
14510[0]
Reserved
14510[1]
Reserved
USER_DATA_HEX
PLC machine data - Hex
Bit 4 Bit 3
Reserved
Reserved
Reserved
Reserved
Reserved
X axis
rotation
monitoring
active
Reserved
PLC Machine Date—Integer
Bit 2 Bit 1
Clamp & Lubrication
unclamp
inactive inactive
Spindle
brake
active
SINUMERIK 801
Bit 0
Auto
lubrication
once when
power on
Start-Up