| Sensing method | Through-beam | Retro-reflective with MSR function | Diffuse-reflective |
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| NPN output Pre-wired | E3R@-TN11 2M | E3R@-RN11 2M | E3R@-DN11 2M | E3R@-DN12 2M | E3R@-DN13 2M |
| M12 Connector | E3R@-TN21 | E3R@-RN21 | E3R@-DN21 | E3R@-DN22 | E3R@-DN23 |
| PNP output Pre-wired | E3R@-TP11 2M | E3R@-RP11 2M | E3R@-DP11 2M | E3R@-DP12 2M | E3R@-DP13 2M |
| M12 Connector | E3R@-TP21 | E3R@-RP21 | E3R@-DP21 | E3R@-DP22 | E3R@-DP23 |
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Sensing distance |
15 m | 0.1 to 3 m (with E39-R1S) | 100 mm (white paper:
300 ´ 300 mm) | 300 mm (white paper:
300 ´ 300 mm) | 700 mm (white paper:
300 ´ 300 mm) |
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Spot diameter (reference value) |
— | 35 ´ 40 mm Sensing distance of 100 mm | 40 ´ 45 mm Sensing distance of 300 mm | 90 ´ 120 mm Sensing distance of 700 mm |
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| Standard sensing object | Opaque:
7 mm dia.min. | Opaque:
75 mm dia.min. | — |
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| Differential travel | — | 20% max. |
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| Directional angle | 2° min. | — |
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| Light source (wavelength) | Red LED (624 nm) |
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| Power supply voltage | 10 to 30 VDC (include voltage ripple of 10%(p-p) max.) |
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Current consumption | 40mA max. (Emitter 25 mA
max. Receiver 15 mA max.) |
25 mA max. |
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| Control output | NPN/PNP (open collector)
Load current: 100 mA max. (Residual voltage: 2 V max.), Load power supply voltage: 30 VDC max. |
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| Operation mode | Light-ON/Dark-ON selectable by wiring |
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Indicator | Operation indicator (orange) Stability indicator (green)
Power indicator (green): only Emitter of Through-beam |
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| Protection circuits | Power supply reverse polarity protection, Output short-circuit protection, and Output reverse polarity protection |
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| Response time | 0.5 ms |
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| Sensitivity adjustment | One-turn adjuster |
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| Ambient illumination (Receiver side) | Incandescent lamp: 3,000 lx max./ Sunlight: 10,000 lx max. |
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| 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 |
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| Dielectric strength | 1,000 VAC at 50/60 Hz for 1 min. between current-carrying parts and case |
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| Vibration resistance | Destruction: 10 to 55 Hz, 1.5 mm double amplitude for 2 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 |
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| Degree of protection | IEC: IP67, DIN 40050-9: IP69K * |
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Pre-wired cable (2M) | E3RA:
Approx. 110 g/ Approx. 50 g, respectively, E3RB: Approx. 175 g/ Approx. 65 g, respectively |
E3RA: Approx. 60 g/ Approx. 50 g, E3RB: Approx. 95 g/ Approx. 65 g |
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Connector | E3RA:
Approx. 30 g/ Approx. 10 g, respectively, E3RB: Approx. 85 g/ Approx. 20 g, respectively |
E3RA: Approx. 20 g/ Approx. 10 g, E3RB: Approx. 50 g/ Approx. 20 g |
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| Case | E3RA: ABS, E3RB: Nickel-brass |
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| Lens and Display | PMMA |
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| Adjuster | POM |
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| Nut | E3RA: POM, E3RB: Nickel-brass |
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| Accessories | Instruction sheet M18 nuts (4 pcs) | Instruction sheet M18 nuts (2 pcs) |
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