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EQ-500
I/O CIRCUIT AND WIRING DIAGRAMS
I/O circuit diagram Terminal arrangement diagram
EQ-511(T)
EQ-512(T)
EQ-501(T)
EQ-502(T)
I/O circuit diagram Terminal arrangement diagram
D
Tr
1
12 to 24 V DC
ע10 %
Sensor circuit
ZD1
Load
Load
Output (NPN)
0 V
ם
V
ם
מ
Tr2
ZD2
Output (PNP)
100 mA max.
100 mA max.
Terminal No.
Symbols...D : Reverse supply polarity protection diode
Z
D1, ZD2: Surge absorption zener diode
T
r1: NPN output transistor
T
r2: PNP output transistor
4
3
2
1
4
3
2
1
4
3
2
1
4
3
2
1
Output relay
Sensor circuit
Multi-voltage
circuit
Relay contact output
(1a)
Terminal No.
Supply voltage
24 to 240 V AC
ע10 %
or
12 to 240 V DC
ע10 %
Internal circuit
Internal circuit Users’ circuit
SENSING CHARACTERISTICS (TYPICAL)
Sensing fields
• Setting distance: 1 m 3.281 ft
Correlation between material
(200200 mm 7.8747.874 in) and sensing range
EQ-501(T)
EQ-511(T)
0
2
6.562
1.5
4.921
1
3.281
0.5
1.640
2.5
8.202
Distance L (m ft)
20
0.787
10
0.394
010
0.394
20
0.787
0
0.5
1.640
1
3.281
0
1
3.281
2
6.562
3
9.843
4
13.123
20
0.787
10
0.394
010
0.394
20
0.787
0
1
3.281
2.5
8.202
⅐⅐⅐
⅐⅐⅐
White non-glossy paper
side length a (mm in)
Sensing range L (m
ft)
0
1
3.281
2.5
8.202
⅐⅐⅐
⅐⅐⅐
2.5 m
8.202 ft
1 m
3.281 ft
200ן200 mm
7.874
ן7.874 in
Non-glossy
paper
#
L
Sensor
Sensor
L
#
L
Sensor
White non-
glossy paper
050
1.969
100
3.937
150
5.906
200
7.874
1
3.281
2.5
8.202
2
6.562
• Setting distance: 2.5 m 8.202 ft
Setting distance L (m ft)
Setting distance L (m ft)
These bars indicate the
sensing range with the
respective objects when
the distance adjuster is set
to a sensing range of 2.5 m
8.202 ft / 1 m 3.281 ft long,
respectively, with white
non-glossy paper.
2.5 m
8.202 ft
1 m
3.281 ft
White non-
glossy paper
Left
Right
Center
Operating point ?(mm in)
200ן200 mm
7.874
ן7.874 in
Non-glossy paper
Black non-glossy paper
Lightness: 5
White non-
glossy paper
Left
Right
Center
Operating point ?(mm in)
White non-
glossy paper
Cardboard
Plywood
Black rubber
Black non-grossy
paper (Lightness: 5)
These bars indicate the
sensing range with the re-
spective colors when the
distance adjuster is set to a
sensing range of 2.5 m
8.202 ft / 1 m 3.281 ft long,
respectively, with white non-
glossy paper.
The sensing range also
varies depending on material.
White
Yellow
Orange
Red
Brown
Blue
Green
Gray
(Lightness: 8)
Black
(Lightness: 5)
Setting distance: 2.5 m 8.202 ft
This curve shows
the characteristics
with the maximum
sensing range set
to 2.5 m 8.202 ft,
with white non-
glossy paper
(200
ן200 mm
7.874
ן7.874 in).
Sensing range L (m
ft)
Correlation between color
(200
200 mm 7.874
7.874 in non-glossy paper) and sensing range
Emitted beam
Correlation between sensing object size
and sensing range
Black non-glossy paper
Lightness: 5
Sensing range L (m
ft)
"42 mm
"1.654 in
"26 mm
"1.024 in
"20mm
"0.787 in
"56 mm
"2.205 in
"70 mm
"2.756 in
08/2005