READING FEATURES
95
9
9.3 PERFORMANCE
The scan rate is 1000 scans/sec.
Refer to the diagrams in par. 9.4 for further details on the reading features. These diagrams
are taken on various resolution sample codes at a 25 C ambient temperature depending on
the conditions listed under each diagram.
9.3.1 Reading Conditions
ANSI Grade B minimum
1000 scans/sec
The following tables describe the requirements for standard applications.
Minimum Code Height for ACR Reading (mm)
45°
30°
Conveyor Speed (m/s)
0.5
1
1.5
2
2.5
3
0.5
1
1.5
2
2.5
3
2/5 Interleaved
Code Resolution
(mm)
0.25
10 11 13 14 16 17
7
8
9
10 12 13
0.30
12 13 14 16 17 19
8
9
10 11 12 14
0.33
12 14 15 17 18 20
8
9
10 12 13 14
0.38
14 15 16 18 19 21
9
10 11 12 14 15
0.50
18 18 20 21 23 24 11 12 13 14 15 17
0.72
24 25 26 27 28 30 15 16 16 18 19 20
1.00
33 33 34 35 36 37 20 20 21 22 23 24
Ratio 3:1
Table 1
Minimum Code Height for ACR Reading (mm)
45°
30°
Conveyor Speed (m/s)
0.5
1
1.5
2
2.5
3
0.5
1
1.5
2
2.5
3
Code 39
Code Resolution
(mm)
0.25
9
9
11 12 14 15
6
7
8
9
10 11
0.30
10 11 12 13 15 16
7
7
8
10 11 12
0.33
11 11 12 14 15 17
7
8
9
10 11 12
0.38
12 13 13 15 16 18
8
8
9
10 12 13
0.50
15 16 16 17 18 20
9
10 11 12 13 14
0.72
20 21 22 22 23 24 13 13 14 14 15 16
1.00
27 28 29 29 30 31 17 17 18 18 19 20
Ratio 3:1; Interdigit = Module Size
Table 2
Summary of Contents for DS8100A
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