Datalogic POWERSCAN PBT7100 guide Instrukcja Obsługi Pobierz pdf (Strona 225)

Product Reference Guide A-1

Appendix A

Product Specifications

Optical and Read Performance

Parameters

Parameter Specification

Scanning Width

2” wide at 1” from scanner

6” wide at 7” from scanner

Minimum Resolution

4mil minimum element size

(at some distance, no implied DOF)

Depth of Field

(75% read rate; 90% PCS;

Code 39 with 2.5:1 W/N

ratio except for 13 mils)

5 mil — 3 to 6”/7.6 to 15.2 cm

7.5 mil — 2 to 16”/5.1 to 40.6 cm

10 mil — 1.5 to 22”/3.8 to 55.9 cm

13 mil — 1 to 30”/2.5 to 76.2 cm

20 mil — 1 to 42”/2.5 to 106.7 cm

55 mil — 2 to 80”/5.1 to 203.2 cm

Minimum distance determined by symbol

length and scan angle. Printing resolution, con-

trast and ambient light dependent.

13 mil DOF based on UPC. All others are Code

39. All labels grade A, minimum illumination:

300 Lux, 20° C, label perpendicular to the opti-

cal axis.

Minimum Print Contrast Ratio 20%

Skew

(Yaw)

a. DOF will be reduced whenever the label is not perpendicular to the optical

axis.

± 60°

Pitch

± 65°

Roll

± 40°

1 2 ... 220 221 222 223 224 225 226 227 228 229 230 ... 271 272

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