GSK 980TC3 Series, Manual

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GSK980TC3 Series Bus Turning CNC system PLC, Installation and Connection User Manual
106
Ⅲ
Function
simultaneously, the completion signal FIN is set to ’1’ after all functions are completed.
（
6
）
The completion signal remains ’1’ over the time TFIN (standard setting: 64msec) set by No.
No.208, the CNC sets the strobe pulse signal to ’0’
，
and informs it has received the
completion signal.
（
7
）
At PLC side, the completion signal is set to ’0’ when the strobe pulse signal becomes ’0’.
（
8
）
When the completion signal becomes ’0’, the CNC sets the code signals to ’0’, and the
miscellaneous function’s sequences are completed.
（
9
）
CNC waits the other commands to complete in the same block, and enters the next block.
Using the time chart expresses the above conditions, which is shown below:
Example 1
：
miscellaneous function is commanded independently
TMF TFIN
M command
(independent)
M code signal
Strobe pulse signal
PLC operation
Completion signal
Distribution end
signal
M****
M00~M31
MF
FIN
DEN
（
1
） （
2
） （
3
） （
5
） （
6
） （
7
） （
8
） （
9
）
Fig. 7-1-1
Example 2: the miscellaneous function and the traverse command are in the same block
a
．
Do not wait the traverse command completion and execute the miscellaneous
function
TMF TFIN
M command
M code signal
Strobe pulse signal
PLC operation
Completion signal
Distribution end
signal
M****
M00~M31
MF
FIN
DEN
Traverse command
（
1
） （
2
） （
3
） （
5
） （
6
） （
7
） （
8
）（
9
）
Fig. 7-1-2
b. Wait traverse command completion to execute miscellaneous