4 Standard Photoelectric Sensors
Rating and Specifications
Item
Through-beam Retro-reflective Diffuse-reflective
Side-view Flat Side-view Flat
NPN PNP NPN PNP NPN PNP NPN PNP
E3T-ST11
E3T-ST12
E3T-ST21
E3T-ST22
E3T-ST13
E3T-ST14
E3T-ST23
E3T-ST24
E3T-FT11
E3T-FT12
E3T-FT21
E3T-FT22
E3T-FT13
E3T-FT14
E3T-FT23
E3T-FT24
E3T-SR41
E3T-SR42
E3T-SR43
E3T-SR44
E3T-FD11
E3T-FD12
E3T-FD13
E3T-FD14
Sensing distance E3T-ST1@
E3T-ST2@
1 m
300 mm
E3T-FT1@
E3T-FT2@
500 mm
300 mm
200 mm (30 mm)
with E39-R4
*1
100 mm (10 mm)
with E39-R37-CA
*1
*1. Values in parentheses indicate the minimum required distance between Sensor and Reflector.
5 to 30 mm
(50 x 50 mm white paper)
Standard sensing object Opaque, 2 mm dia. min. Opaque, 1.3 mm dia. min. Opaque, 27 mm dia. min. ---
Minimum detectable
object (typical)
2 mm dia opaque object 1.3 mm dia opaque object 2 mm dia. (sensing dis-
tance of 100 mm)
0.15 mm dia. (sensing
distance of 10 mm)
Hysteresis (white paper) --- 6 mm max.
Black/white error ---
Directional angle Emitter: 2° to 20°
Receiver: 2° to 70°
Emitter: 3° to 25°
Receiver: 3° min.
2° to 20° ---
Light source
(wavelength)
Red LED (“Pin-point” LED) λ = 650 nm
Power supply voltage 12 to 24 VDC ±10%, ripple (p-p) 10% max.
Current consumption Emitter: 10 mA max.
Receiver: 20 mA max.
20 mA max.
Control output Load power supply voltage: 26.4 VDC max.
Load current: 50 mA max.
(residual voltage: 2 V max. for load current of 10 to 50 mA, 1 V max. for load current of less than 10 mA)
Open collector output
Light ON: E3T-@@@1 and E3T-@@@3
Dark ON: E3T-@@@2 and E3T-@@@4
Protection circuits Power supply and control output reverse polarity
protection
Output short-circuit protection
Power supply and control
output reverse polarity
protection
Output short-circuit pro-
tection, Mutual interrefer-
ence prevention, surge
suppressor
Power supply and control
output reverse polarity
protection
Output short-circuit pro-
tection, Mutual interrefer-
ence prevention
Response time Operate or reset: 1 ms max.
Ambient illumination Incandescent lamp: 5,000 lx max.
Sunlight: 10,000 lx max.
Ambient temperature
range
Operating: -25 to 55 °C
Storage: -40 to 70 °C (with no icing or condensation)
Ambient humidity range Operating: 35% to 85%
Storage: 35% to 95% (with no condensation)
Insulation resistance 20 MΩ min. at 500 VDC
Dielectric strength 1,000 VAC, 50/60 Hz for 1 min
Vibration resistance Destruction: 10 to 2,000 Hz, 1.5 mm double amplitude or 300 m/s
2
for 0.5 hrs each in X, Y, and Z directions
Shock resistance Destruction: 1,000 m/s
2
3 times each in X, Y, and Z directions
Degree of protection IP67 (IEC60529)
Connection method Pre-wired (standard length: 2 m)
Weight Approx. 40 g Approx. 20 g
Materials Case PBT (polybutylene terephthalate)
Display
window
Denatured polyarylate
Lens Denatured polyarylate Methacrylic resin Denatured polyarylate
Accessories Instruction manual, Installation screws (Side-view Models: M2 x 14, Flat Models: M2 x 8), Nuts,
Spring washers, Flat washers
To Next Page
Loading...
