PRKL 25B/6.81-S12
Polarized retro-reflective photoelectric sensor
| Series | 25B |
| Operating principle | Reflection principle |
| Special version | Activation input |
| Operating range | 0.3 ... 12 m (guaranteed operating range) |
| Operating range limit | 0.05 ... 15 m (typical operating range) |
| Light source | Laser, Red |
| Wavelength | 655 nm |
| Laser class | 2, IEC/EN 60825-1:2007 |
| Transmitted-signal shape | Pulsed |
| Protective circuit | Polarity reversal protection Short circuit protected |
| Supply voltage UB | 10 ... 30 V, DC |
| Residual ripple | 0 ... 15 %, From UB |
| Open-circuit current | 0 ... 20 mA |
| Number of activation inputs | 1 Piece(s) |
| Type | Activation input |
| Number of digital switching outputs | 1 Piece(s) |
| Type | Digital switching output |
| Switching element | Transistor, Push-pull |
| Switching principle | Light switching (PNP)/dark switching (NPN) |
| Switching frequency | 2,000 Hz |
| Response time | 0.25 ms |
| Readiness delay | 300 ms |
| Number of connections | 1 Piece(s) |
| Function | Signal IN Signal OUT Voltage supply |
| Type of connection | Connector |
| Thread size | M12 |
| Type | Male |
| Material | Plastic |
| No. of pins | 4 -pin |
| Encoding | A-coded |
| Dimension (W x H x L) | 15 mm x 38.9 mm x 28.7 mm |
| Housing material | Plastic |
| Plastic housing | PC-ABS |
| Lens cover material | Plastic / PMMA |
| Net weight | 15 g |
| Housing color | Red |
| Type of fastening | Through-hole mounting Via optional mounting device |
| Type of display | LED |
| Number of LEDs | 2 Piece(s) |
| Operational controls | 270° potentiometer |
| Ambient temperature, operation | -30 ... 40 °C |
| Ambient temperature, storage | -40 ... 60 °C |
| Degree of protection | IP 66 IP 67 |
| Protection class | II |
| 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 |