Dürkopp Adler D669 Operating Instructions Manual page 79

Programming
Menu item
Off
Monitor
Monitor mode can only be used
if the additional equipment of
the remaining thread monitor is
present on the machine.
Monitor mode allows for optical
monitoring of the bobbin.
Operating Instructions D669 M-TYPE DELTA - 00.0 - 10/2020
5.6.3.1 Setting the Bobbin monitor mode parameters
The amount of remaining thread on the bobbin can be monitored
optically or by software using this setting.
Setting option 1
Sewing stop
Sewing stops and a notice is shown
on the display when the bobbin is
detected to be nearly empty. If the
parameter is not activated, only the
LEDs on the machine arm give a
warning if the bobbin is empty.
Sewing foot lower position Value range
t Clean
Duration for which the lens is blown
clear with compressed air.
The process takes place as the
thread is cut.
Setting option 2
Value range
On/Off
On/Off
Value range
0000 – 5000 [ms]
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