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Symbol ms954 decode zone, Symbol ms954 decode zone -7 – Motorola SYMBOL MINISCAN MSXX04 User Manual

Page 101

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Symbol MS954 Specifications

8 - 7

Symbol MS954 Decode Zone

The decode zone for the Symbol MS954 scanner is shown in

Figure 8-5

. The figures shown are typical values.

Table 8-3

lists the typical and guaranteed distances for selected bar code densities. The minimum element width

(or “symbol density”) is the width in mils of the narrowest element (bar or space) in the symbol. To calculate this
distance, see

Calculating the Usable Scan Length Methodon page 2-8

.

Figure 8-5

Symbol MS954 Decode Zone

MS 954

N

ote: Typical performance at 73° F (23° C)

on high

qu

ality sym

b

ols.

5 mil

7.3

7.5 mil

12.3

100

%

UPC

22.0

27.5

2

8

.0

20 mil

40 mil

35.0

55 mil

*Minim

u

m distance determined

b

y sym

b

ol length and scan angle

Depth of Field

0.9

0.9

0.7

*

In .

c m

0
0

30

76.2

35

88

.9

5

12.7

10

25.4

15

3

8

.1

20

50.

8

25

63.5

5

5

In .

c m

W

i

d

t

h

o

f

F

i

e

l

d

10

10

12.7

12.7

25.4

15

3

8

.1

20

50.

8

15

3

8

.1

20

50.

8

31.6

0

0