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| NPN output Light-ON | E3T-ST31 | E3T-ST31F | E3T-ST11 E3T-ST11M | E3T-ST11F E3T-ST11MF | E3T-ST21 E3T-ST21M | E3T-ST21F E3T-ST21MF | E3T-FT11 | E3T-FT11F | E3T-FT21 | E3T-FT21F |
| NPN output Dark-ON | E3T-ST32 | E3T-ST32F | E3T-ST12 E3T-ST12M | E3T-ST12F E3T-ST12MF | E3T-ST22 E3T-ST22M | E3T-ST22F E3T-ST22MF | E3T-FT12 | E3T-FT12F | E3T-FT22 | E3T-FT22F |
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PNP output Light-ON |
E3T-ST33 | E3T-ST33F | E3T-ST13 E3T-ST13M | E3T-ST13F E3T-ST13MF | E3T-ST23 E3T-ST23M | E3T-ST23F E3T-ST23MF | E3T-FT13 | E3T-FT13F | E3T-FT23 | E3T-FT23F |
| PNP output Dark-ON | E3T-ST34 | E3T-ST34F | E3T-ST14 E3T-ST14M | E3T-ST14F E3T-ST14MF | E3T-ST24 E3T-ST24M | E3T-ST24F E3T-ST24MF | E3T-FT14 | E3T-FT14F | E3T-FT24 | E3T-FT24F |
| Sensing distance | 2 m | 1 m | 300 mm | 500 mm | 300 mm | |||||
| Standard sensing object | Opaque, 3-mm dia. min. | Opaque, 2-mm dia. min. | Opaque, 1.3-mm dia. min. | |||||||
| Minimum detectable object (reference value) | Opaque, 3-mm dia. | Opaque, 2-mm dia. | Opaque, 1.3-mm dia. | |||||||
| Hysteresis (white paper) | — | |||||||||
| Black/white error | — | |||||||||
| Directional angle | Emitter: 2° to 20° Receiver: 2° to 70° | Emitter: 3° to 25° Receiver: 3° min. | ||||||||
| Light source (wavelength) | Red LED (650 nm) | Infrared LED (860 nm) | Red LED (650 nm) | Infrared LED (860 nm) | Red LED (650 nm) | Infrared LED (860 nm) | Red LED (650 nm) | Infrared LED (860 nm) | Red LED (650 nm) | Infrared LED (860 nm) |
| Power supply voltage | 12 to 24 VDC ±10%, ripple (p-p) 10% max. | |||||||||
| Current consumption | 30 mA max. (Emitter 10 mA max., Receiver 20 mA max.) | |||||||||
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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 |
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| Indicators | Operation indicator (orange), Stability indicator (green) | |||||||||
| Protection circuits | Power supply and control output reverse polarity protection, Output short-circuit protection | |||||||||
| 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) |
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Ambient humidity range |
Operating: 35% to 85%
Storage: 35% to 95% (with no condensation) |
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| Insulation resistance | 20 MΩ min. at 500 VDC | |||||||||
| Dielectric strength | AC1,000V, 50/60 Hz for 1 min. | |||||||||
| Vibration resistance (destruction) | 10 to 2,000 Hz, 1.5-mm double amplitude or 300 m/s2 for 0.5 hours each in X, Y, and Z directions | |||||||||
| Shock resistance (destruction) | 1,000 m/s2 3 times each in X, Y, and Z directions | |||||||||
| Degree of protection | IEC 60529 IP67 | |||||||||
| Connection method | Pre-wired (standard length: 2 m) | |||||||||
| Weight (packed state) | Approx. 40 g | |||||||||
| Case | PBT (polybutylene terephthalate) | |||||||||
| Display window | Denatured polyarylate | |||||||||
| Lens | Denatured polyarylate | |||||||||
| Accessories * | Instruction manual, Set screws for mounting (Side-view Sensors: M2 ´ 14, Flat Sensors: M2 ´ 8), Nuts | |||||||||
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