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Chapter Five Automatic Operation
121
V
o
lume
III Function
[Motion] The signal is set to 1 in the following condition:
――
When the single block signal SBK is set to 1.
The signal is set to 0 in the following condition:
――
When the single block signal SBK is set to 0.
Notice:
1. The operation in the thread cutting
The SBK signal becomes 1 during the thread cutting, the operation is stopped after the
thread cutting code is performed before the 1
st
non-thread cutting block.
2. The operation in the canned cycle
The SBK (when it is set to 1) signal is stopped during the canned cycle instead of the
EOB when the positioning approaches to the drilling and tool-retraction each time. SPL
signal becomes 1 when it is set to 0, which means that it is not performed to the EOB.
STL and SPL signals are became 0 and stopped when a block is performed.
Signal address
5.4 Skip Optional Block
Brief
In the Auto operation, when a slash is specified at the beginning of the block, and when the
skip optional block signal BDT is set to 1, this block is then ignored.
Signal Skip to the optional block signal
BDT
（
G021#0
）
[Type]
Signal input
[Function]
Select whether the block with “/” is ignored.
[Motion]
In the Auto operation, the block with “/” is ignored when BDT is set to 1; the
program is performed normally when BDT is set to 0.
Skip the optional block detection signal
MBDT
（
F004#0
）
[Type]
Signal output
[Function]
The state of PLC skip optional block BDT
Signal address
SBK
G021
＃
7
＃
6
＃
5
＃
4
＃
3
＃
2
＃
1
＃
0
MSBK
F004
