| Sensing method | Through-beam | Retro-reflective with MSR function | Diffuse-reflective (Narrow- beam Models) |
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| NPN out- put Pre-wired | E3Z-T61 | E3Z-T62 | E3Z-T61A | E3Z-R61 | E3Z-D61 | E3Z-D62 | E3Z-L61 |
| Connector (M8) | E3Z-T66 | E3Z-T67 | E3Z-T66A | E3Z-R66 | E3Z-D66 | E3Z-D67 | E3Z-L66 |
| Pre-wired | E3Z-T81 | E3Z-T82 | E3Z-T81A | E3Z-R81 | E3Z-D81 | E3Z-D82 | E3Z-L81 |
| Connector (M8) | E3Z-T86 | E3Z-T87 | E3Z-T86A | E3Z-R86 | E3Z-D86 | E3Z-D87 | E3Z-L86 |
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Sensing distance |
15 m |
30 m |
10 m | 4 m (100 mm) *1 (when using E39-R1S) 3 m (100 mm) *1 (when using E39-R1) | 100 mm (white paper:
100 ´ 100 mm) | 1 m
(white paper: 300 ´ 300 mm) | 90 + 30 mm
(white paper, 100 x 100 mm) |
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Spot diameter (reference value) |
— | (2.5 dia. and sensing dis- tance of
90 mm) |
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| Standard sensing object | Opaque: 12-mm dia. min. | Opaque: 75-mm dia. min. | — |
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| Minimum detectable object (reference value) | — | 0.1 mm (cop- per wire) |
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Differential travel |
— |
20% max. of setting distance | Refer to Engi- neering data on page 8. |
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| Directional angle | Both emitter and receiver: 3 to 15° | 2 to 10° | — |
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| Light source (wavelength) | Infrared LED (870 nm) | Red LED (660 nm) | Red LED (660 nm) | Infrared LED (860 nm) | Red LED (650 nm) |
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| Current consumption | 35 mA max. (Emitter: 15 mA max., Receiv- er: 20 mA max.) | 30 mA max. |
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Protection circuits | Reversed power supply polarity protection, Output short-circuit protection, and Re- versed output polarity protection | Reversed power supply polarity protection, Output short-circuit protection, Mutual interference prevention, and Reversed output polarity protection |
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Response time | Operate or reset:
1 ms max. | Operate or reset:
2 ms max. |
Operate or reset: 1 ms max. |
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| Degree of protection | IEC, IP67 |
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| Connection method | Pre-wired cable (standard length: 2 m and 0.5 m), Connector (M8) |
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| Weight (packedstate)
Pre-wired cable (2 m) | Approx. 120 g | Approx. 65 g |
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| Connector | Approx. 30 g | Approx. 20 g |
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| Material Case | PBT (polybutylene terephthalate) |
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| Lens | Modified polyarylate | Methacrylic resin | Modified polyarylate |
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