4
Standard Photoelectric Sensors
Caracteristic data (typical)
Excess Gain vs. Distance
Through-beam
Retro-reflective with M.S.R.
E3Z-T
#
1H(T
#
6H)
E3Z-R
#
1H(R
#
6H) + Reflectors
Diffuse-reflective
Diffuse-reflective
E3Z-D
#
1H(D
#
6H)
E3Z-D
#
2H(D
#
7H)
Distance vs. Size
Diffuse-reflective
Diffuse-reflective
E3Z-D
#
1H(D
#
6H)
E3Z-D
#
2H(D
#
7H)
100
70
50
30
10
7
5
3
1
0.7
0.5
0.3
0.1
0
10
20
30
40
50
60
Distance X (m)
Excess gain ratio
Operating
level
100
70
50
30
10
7
5
3
1
0.7
0.5
0.3
0.1
0
2
4
6
8
10
Distance X (m)
E39-R3
E39-R1S
E39-R2
E39-R1
Excess gain ratio
Operating
level
100
70
50
30
10
7
5
3
1
0.7
0.5
0.3
0.1
0
50
100
150
200
250
300
Distance X (m)
Sensing object: 300 x
300 mm white paper
Excess gain ratio
Operating
level
100
70
50
30
10
7
5
3
1
0.7
0.5
0.3
0.1
0
0.5
1
1.5
2
2.5
Distance X (m)
Sensing object: 300
x
300 mm white paper
Excess gain ratio
Operating
level
350
300
250
200
150
100
50
350
300
250
200
150
100
50
0
Side length (one side) of sensing object: d (mm)
Distance (mm)
Black carbon
SUS (glossy surface)
White paper
d
d
4.5
4
3
.5
3
2.5
2
1.5
1
0.5
3
50
3
00
250
200
150
100
50
0
Bl
a
ck c
a
r
b
on
White p
a
per
d
d
S
ide length (one
s
ide) of
s
en
s
ing o
b
ject: d (mm)
Di
s
t
a
nce (m)
S
U
S
(glo
ss
y
su
rf
a
ce)
