Denso BHT-202QW-CE, Руководство пользователя

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[ 3 ] Scanning Performance
„
Scanning reference position
As illustrated at left, align the
reading window with the center of
the label (code) to be scanned.
„
Scanning distance and area
QR codes Cell pitch Scanning distance
0.25 mm (9.8 mils)
0.33 mm (13.0 mils)
0.50 mm (19.7 mils)
40 to 130 mm (1.6 to 5.1 inches)*
1
30 to 200 mm (1.2 to 7.9 inches)*
1
30 to 300 mm (1.2 to 11.8 inches)*
2
PCS value: 0.9 min., Reflection intensity: 85% min. for white
*
1
Under the following conditions:
- Ambient illuminance: 500 lx. (Xenon arc lamp)
- QR code Model 2, Ver. 5 (37 x 37 cells)
Error correction level: M, Black and white label
*
2
Under the following conditions:
- Ambient illuminance: 500 lx. (Xenon arc lamp)
- QR code Model 2, Ver. 3 (29 x 29 cells)
Error correction level: M, Black and white label
105 mm (4.1")
Label