2
Miniature Photoelectric Sensors
Ratings and Specifications
Through-beam
Diffuse-reflective
Item
Cylindrical type (Top-view)
Cylindrical type (Side-view)
Cylindrical type (Top-view)
NPN output
Light-ON
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E3T-CD11
Dark-ON
E3T-CT12
E3T-CT22S
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PNP output
Light-ON
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E3T-CD13
Dark-ON
E3T-CT14
E3T-CT24S
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Sensing distance
1 m
500 mm
3 to 50 mm
(100
100 mm white paper)
Standard sensing object
Opaque, 4-mm dia. min.
Opaque, 5-mm dia. min.
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Hysteresis (white paper)
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15% or less of the sensing
distance
Directional angle
Receiver: 2
Receiver: 10
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Light source (wavelength)
Red LED (630 nm)
Red LED (625 nm)
Infrared LED (870 nm)
Power supply voltage
12 to 24 VDC
10%, ripple (p-p) 10% max.
Current consumption
30 mA max. (Emitter 15 mA max., Receiver 15 mA max.)
20 mA max.
Control output
Load power supply voltage: 30 VDC max.
Load current: 80 mA max.
(residual voltage: 1 V max.)
Open-collector output
Protection circuits
Power supply reverse polarity protection,
Output short-circuit protection
Response time
Operate or reset: 0.5 ms max.
Ambient illumination
Incandescent lamp: 3,000 lx max.
Ambient temperature range
Operating:
25 to +55
C
Storage:
30 to +70
C
(with no icing or condensation)
Ambient humidity range
Operating or Storage: 35% to +85% (with no condensation)
Insulation resistance
20 M
min. at 500 VDC
Dielectric strength
500 VAC, 50/60 Hz for 1 min.
Vibration resistance
(destruction)
10 to 55Hz, 1.5-mm double amplitude for 2 hours each in X, Y, and Z directions
Shock resistance
(destruction)
500 m/s
2
3 times each in X, Y, and Z directions
Degree of protection
IP65 (IEC 60529)
Connection method
Pre-wired (standard length: 2 m)
Weight (packed state)
Approx. 60 g
Approx. 40 g
Materials
Case
SUS303
Display
window
Polysulfone
Epoxy
Lens
Polysulfone
Hexagonal
nuts
SUS303
Toothed
washers
SUS303
Accessories
Instruction manual, Hexagonal nuts, Toothed washers
Instruction manual, Hexagonal
nuts, Toothed washers, Adjust-
ment driver
