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To trim thread
Set sensitivity of [b]. Change this value according to the type of fabric and thread to use. It
[c]
enables to prevent mis-detection.
N: To stop if under thread is broken (the detecting sensitivity differs in each needle bar)
(→p.108)
30 to 100: To stop if under thread is broken (Detecting sensitivity is same in all needle bar)
The relationship between detecting ratio and sensitivity is shown as follows.
How to operate
2-3-2.
The following is an example that the number of upper thread breakage detecting times is set to "2" and the
number of under thread breakage detecting times (unit) is set to "6".
(1)
To open screen
To select the number of upper thread breakage detecting times
(2)
When "N" is displayed, changing "N" to a value will set the detecting sensitivity in all needle bars to the
same.
To select number of under thread breakage detecting times (unit)
(3)
84
30
Low
[Sensitivity]
6 Thread Detection
2
6
100
High
Chapter 5
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