USD 107.21 USD 114.43Price range: USD 107.21 through USD 114.43
| Sensing method | Through-beam | Retro-reflective (without M.S.R. function) |
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|---|---|---|---|---|
| Appearance | Cylindrical type (Top-view)  |
Cylindrical type (Side-view)  |
Rectangular type (Side-view)  |
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| NPN output |
Light-ON | — | — | E3T-SR41 |
| Dark-ON | E3T-CT12 | E3T-CT22S | E3T-SR42 | |
| PNP output |
Light-ON | — | — | E3T-SR43 |
| Dark-ON | E3T-CT14 | E3T-CT24S | E3T-SR44 | |
| Sensing distance | 1 m | 500 mm | 200 mm [30 mm] * (Using the E39-R4) 100 mm [10 mm] * (Using the E39-R37-CA) |
|
| Standard sensing object | Opaque, 4-mm dia. min. | Opaque, 5-mm dia. min. | Opaque, 27-mm dia. min. | |
| Minimum detectable object (reference value) |
— | 2-mm dia. (Sensing distance 100 mm) |
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| Hysteresis (white paper) | — | |||
| Black/white error | — | |||
| Directional angle | Receiver: 2° | Receiver: 10° | 2 to 20° | |
| Light source (wavelength) | Red LED (630 nm) | Red LED (625 nm) | Red LED (650 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 |
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 reverse polarity protection, Output short-circuit protection |
Power supply and control output reverse polarity protection, Output short-circuit protection, Mutual interference prevention |
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| Response time | Operate or reset: 0.5 ms max. | Operate or reset: 1 ms max. | ||
| Ambient illumination | Incandescent lamp: 3,000 lx max. | Incandescent lamp: 5,000 lx max., Sunlight: 10,000 lx max. |
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| Ambient temperature range | Operating: -25 to 55°C Storage: -30 to 70°C (with no icing or condensation) |
Operating: -25 to 55°C Storage: -40 to 70°C (with no icing or condensation) |
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| Ambient humidity range | Operating or Storage: 35% to 85% (with no condensation) |
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 | AC500V, 50/60 Hz for 1 min. | AC1,000V, 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 |
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 |
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| Shock resistance (destruction) |
500 m/s2 3 times each in X, Y, and Z directions | 1,000m/s2 3 times each in X, Y, and Z directions |
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| Degree of protection | IEC 60529 IP65 | IEC 60529 IP67 | ||
| Connection method | Pre-wired (standard length: 2 m) | |||
| Weight (packed state) | Approx. 60 g | Approx. 20 g | ||
| Materials | Case | SUS303 | PBT (polybutylene terephthalate) | |
| Display window | Polysulfone | Denatured polyarylate | ||
| Lens | Polysulfone | Methacrylc resin | ||
| Hexagonal nuts | SUS303 | — | ||
| Toothed washers | SUS303 | — | ||
| Accessories | Instruction manual, Hexagonal nuts, Toothed washers |
Instruction manual, Set screws for mounting (M2×14), Nuts, E39-R4 (E3T-SR4[] only), E39-R37-CA (E3T-SR4[]-S only) |
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