ET28.3/2N
Energetic diffuse sensor
| Series | 28 | 
| Operating principle | Diffuse reflection principle | 
| Operating range | Guaranteed operating range | 
| Operating range, white 90% | 0.001 ... 0.65 m | 
| Operating range, gray 50% | 0.002 ... 0.54 m | 
| Operating range, gray 18% | 0.01 ... 0.35 m | 
| Operating range, black 6% | 0.012 ... 0.25 m | 
| Operating range limit, white 90% | 0.001 ... 0.85 m | 
| Operating range limit, gray 50% | 0.002 ... 0.74 m | 
| Operating range limit, gray 18% | 0.01 ... 0.43 m | 
| Operating range limit, black 6% | 0.012 ... 0.35 m | 
| Operating range limit | Typical operating range | 
| Light source | LED, Red | 
| Wavelength | 620 nm | 
| Transmitted-signal shape | Pulsed | 
| LED group | Exempt group (in acc. with EN 62471) | 
| Protective circuit | Polarity reversal protection Short circuit protected  | 
                                
| Supply voltage UB | 10 ... 30 V, DC, Incl. residual ripple | 
| Residual ripple | 0 ... 15 %, From UB | 
| Open-circuit current | 0 ... 20 mA | 
| Number of digital switching outputs | 2 Piece(s) | 
| Type | Digital switching output | 
| Switching element | Transistor, NPN | 
| Switching principle | Light switching | 
| Switching element | Transistor, NPN | 
| Switching principle | Dark switching | 
| Switching frequency | 500 Hz | 
| Response time | 1 ms | 
| Readiness delay | 300 ms | 
| Number of connections | 1 Piece(s) | 
| Function | Signal OUT Voltage supply  | 
                                
| Type of connection | Cable | 
| Cable length | 2,000 mm | 
| Sheathing material | PUR | 
| Cable color | Black | 
| Number of conductors | 4 -wire | 
| Wire cross section | 0.2 mm² | 
| Dimension (W x H x L) | 15 mm x 46.5 mm x 31.8 mm | 
| Thread size | M18 | 
| Housing material | Plastic | 
| Plastic housing | ABS | 
| Lens cover material | Plastic | 
| Net weight | 75 g | 
| Housing color | Black Red  | 
                                
| Type of display | LED | 
| Number of LEDs | 2 Piece(s) | 
| Operational controls | Teach button | 
| Ambient temperature, operation | -40 ... 60 °C | 
| Ambient temperature, storage | -40 ... 70 °C | 
| Degree of protection | IP 67 | 
| Protection class | III | 
| Approvals | c UL US | 
| Standards applied | IEC 60947-5-2 | 
| Customs tariff number | 85365019 | 
| ECLASS 5.1.4 | 27270903 | 
| ECLASS 8.0 | 27270903 | 
| ECLASS 9.0 | 27270903 | 
| ECLASS 10.0 | 27270903 | 
| ECLASS 11.0 | 27270903 | 
| ECLASS 12.0 | 27270903 | 
| ECLASS 13.0 | 27270903 | 
| ECLASS 14.0 | 27270903 | 
| ECLASS 15.0 | 27270903 | 
| ETIM 5.0 | EC001821 | 
| ETIM 6.0 | EC001821 | 
| ETIM 7.0 | EC001821 | 
| ETIM 8.0 | EC001821 | 
| ETIM 9.0 | EC001821 | 
| ETIM 10.0 | EC001821 |