Siemens SINUMERIK 840Di Function Manual page 495

Programming
N10 G94 G01 X50 M100
N20 Y5 M100 M200
N30 Y0 M=QU(100) M=QU(200)
N40 X0
N50 M100 M200
M17
1) Without a traverse movement, auxiliary functions are always output to the PLC
immediately.
The following figure shows the time sequence of the part program. Please note the image
difference during execution of part program blocks N20 to N30.
Fig. 2-5
2.5 Priorities of the output behavior
2.5
Areas of the output behavior
The priority must be observed for the following areas in connection with the parameterized
output behavior of an auxiliary function:
• Output duration (normal/quick acknowledgment)
• Output relative to motion (prior to/during/after the motion)
Auxiliary Function Output to PLC (H2)
Function Manual, 08/2005 Edition, 6FC5397-0BP10-0BA0
Example of auxiliary function output
2.5 Priorities of the output behavior
Comment
Output of M100: during movement
Acknowledgment: slow
Output of M200: prior to movement
Output of M100: during movement
Acknowledgment: slow
Output of M200: prior to movement
Output of M100: during movement
Acknowledgment: quick
- - -
Output of M200: immediately
Output of M100: immediately
Acknowledgment: slow
- - -
Detailed Description
1)
1)
2-21