Siemens SINUMERIK 840C - Page 837

12 Functional Descriptions 11.92
12.7.2 Description of the spindle modes
Configuration with one encoder
Setpoint
C axis
Setpoint
spindle
Actual value
Spindle and C axis
Spindle
Gear
ratios
Drive
actuator
a a a a
a
a a
a
a
a a
a
a
a a
a
a a a a
M
Configuration with two encoders or one double-track encoder
Actual value
C axis
Actual value
spindle
Setpoint
C axis
Setpoint
spindle
a a a a
a
a a
a
a
a a
a
a a a a
M
Spindle
Gear
ratios
Drive
actuator
Configuration with two encoders and two drives
Setpoint
spindle
Setpoint
C axis
Actual value
C axis
Actual value
spindle
Spindle
Gear
ratios
Gear
ratios
a a a
a
a
a
a
a
a
a a a
M
a a a
a
a
a
a
a
a
a a a
M
Drive
actuator
Drive
actuator
12–62 © Siemens AG 1992 All Rights Reserved 6FC5197- AA50
SINUMERIK 840C (IA)