PRK 3B/6.22
Polarized retro-reflective photoelectric sensor
| Series | 3B |
| Operating principle | Reflection principle |
| Application | Positioning, zero distance |
| Special version | Autocollimation Teach input |
| Operating range | 0 ... 4 m (guaranteed operating range) |
| Operating range limit | 0 ... 5 m (typical operating range) |
| Beam path | Divergent |
| Light source | LED, Red |
| Wavelength | 620 nm |
| Transmitted-signal shape | Pulsed |
| LED group | 2 |
| Type of light spot geometry | Round |
| Protective circuit | Polarity reversal protection Short circuit protected |
| Supply voltage UB | 10 ... 30 V, DC |
| Current consumption, max. | 18 mA |
| Residual ripple | 0 ... 15 %, From UB |
| Open-circuit current | 0 ... 18 mA |
| Number of teach inputs | 1 Piece(s) |
| Type | Teach input |
| Function | Sensitivity adjustment |
| Number of digital switching outputs | 1 Piece(s) |
| Type | Digital switching output |
| Switching element | Transistor, Push-pull |
| Switching principle | Light/dark switchable |
| Switching frequency | 1,000 Hz |
| Response time | 0.5 ms |
| Readiness delay | 300 ms |
| Number of connections | 1 Piece(s) |
| Function | Signal IN 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) | 11 mm x 32 mm x 17 mm |
| Housing material | Plastic |
| Plastic housing | PC-ABS |
| Lens cover material | Plastic / PMMA |
| Net weight | 50 g |
| Housing color | Red, RAL 3000 |
| Type of fastening | Through-hole mounting |
| Type of display | LED |
| Number of LEDs | 2 Piece(s) |
| Operational controls | Teach button |
| Ambient temperature, operation | -30 ... 55 °C |
| Ambient temperature, storage | -30 ... 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 8.0 | 27270902 |
| ECLASS 9.0 | 27270902 |
| ETIM 5.0 | EC002717 |
| ETIM 6.0 | EC002717 |