Motorola MC21XX SERIES Dokumentacja Pobierz pdf (Strona 75)

Specifications A - 5

Table A-2

1D Linear Decode Distances

Symbol Density/

Bar Code Type

Typical Working Ranges

Near Far

5.0 mil

Code 128

2.75 in

7.0 cm

8.25 in

21.0 cm

5.0 mil

Code 39

2.25 in

5.70 cm

9.75 in

24.8 cm

7.5 mil

Code 39

1.50 in

3.80 cm

12.75 in

32.4 cm

13 mil

100% UPC

2.0* in

5.1 cm

15.75 in

40.0 cm

20 mil

Code 39

1.5* in

3.8 cm

24.0 in

61.0 cm

Notes:

1. Distances are measured from the front flange surface of the image lens.

2. The distances marked with asterisk (*) are a result of the field of view (FOV) limitation.

3. Image signal should be with “Raw” option checked.

4. Successful decoder criteria: Less than 250ms decode time, maximum of two attempts.

5. Symbols are to be mounted with a pitch of 15 +/- 3 degrees away from the engine.

6. Maximum allowable roll angle of symbols relative to the engine mounting base plane is +/- 3.0 degrees.

1 2 ... 70 71 72 73 74 75 76 77 78 79 80 ... 101 102

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