SANEI ELECTRIC SK1-21A, Technical Manual

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２３
SK1-21A/31A
■
SK1-21
Sensor Distance from paper edge
（
±1.0mm
）
Reflection sensor
（
Left
）
4.2mm
Gap sensor 19.3mm
Reflection sensor (Right) 54.2mm
Note1: Black mark sensor and gap sensor are embedded in the factory as options.
Note2: Black mark on reverse of thermal paper is sensored.
Paper feed
Paper edge Thermal dot line
Reflection sensor （ Left ）
Gap sensor
Reflection Sensor （ Right ）
Approx.13.5mm
Left position of
BM sensor
Label Gap sensor .
Right position of
BM sensor
Pepar Feed