In sourcing discussions, RLK31-8-1200-RT-31-115 is often placed next to Sick Diffuse Sensor, Ml100 Sensor and P&F Sensors so procurement teams can align budgets and technical requirements effectively.
Pepperl Fuchs RLK31-8-1200-RT/31/115 Photoelectric Sensor
The Pepperl Fuchs RLK31-8-1200-RT/31/115 Photoelectric Sensor offers a 0 ... 1200 mm adjustable detection range, LED light source, and 2 m fixed cable , 5-wire connection. Manufactured by Pepperl Fuchs under the P&F Photoelectric Sensor category, this model belongs to the diffuse mode sensor.

| Brand | Pepperl Fuchs |
| Product Type | Photoelectric Sensor |
| Model Number | RLK31-8-1200-RT/31/115 |
Pepperl Fuchs RLK31-8-1200-RT/31/115 Photoelectric Sensor β Technical Specifications
| Specification | Value |
|---|---|
| Detection range | 0 ... 1200 mm adjustable |
| Adjustment range | - |
| Reference target | standard white, 100 mm x 100 mm |
| Light source | LED |
| Light type | modulated visible red light , 630 nm |
| Polarization filter | no |
| Diameter of the light spot | approx. 25 mm at a distance of 1.2 m |
| Opening angle | 2 Β° |
| Optical face | - |
| Operation indicator | LED green: power on |
| Function indicator | LED yellow, lights up with receiver lit |
| Control elements | Sensing range adjuster |
| Operating voltage | 24 ... 240 V AC12 ... 240 V DC |
| Ripple | - |
| No-load supply current | β€ 40 mA |
| Switching type | light-on |
| Signal output | Relay, 1 alternator |
| Switching voltage | max. 240 V AC/DC |
| Switching current | max. 3 A |
| Voltage drop | - |
| Switching frequency | 20 Hz |
| Response time | β€ 25 ms |
| Ambient temperature | -25 ... 55 Β°C (-13 ... 131 Β°F) |
| Storage temperature | -40 ... 70 Β°C (-40 ... 158 Β°F) |
| Degree of protection | IP67 |
| Connection | 2 m fixed cable , 5-wire |
| Mass | 155 g |
| Tightening torque, fastening screws | - |
| Detection range min. | - |
| Detection range max. | 0 ... 1200 mm |
| Background suppression | - |




