During technical comparisons, RLK39-8-800-Z-31-40A-116 appears alongside Sick Diffuse Sensor, Ml100 Sensor and P&F Sensors so engineers assess signal types, ingress protection, and ambient tolerances accurately.
Pepperl Fuchs RLK39-8-800-Z/31/40a/116 Photoelectric Sensor
The Pepperl Fuchs RLK39-8-800-Z/31/40a/116 Photoelectric Sensor offers a 0 ... 800 mm detection range, IRED light source, and terminal compartment PG9 , β€ 0.75 mm2 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 | RLK39-8-800-Z/31/40a/116 |
Pepperl Fuchs RLK39-8-800-Z/31/40a/116 Photoelectric Sensor β Technical Specifications
| Specification | Value |
|---|---|
| Detection range | 0 ... 800 mm |
| Adjustment range | 150 ... 800 mm |
| Reference target | standard white 200 mm x 200 mm |
| Light source | IRED |
| Light type | modulated infrared light |
| Polarization filter | - |
| Diameter of the light spot | - |
| Opening angle | - |
| Optical face | - |
| Operation indicator | - |
| Function indicator | LED yellow: switching stateLED red: pre-fault indication |
| Control elements | switch for timer function |
| Operating voltage | 12 ... 240 V DC24 ... 240 V AC (50 ... 60 Hz) |
| Ripple | 10 % |
| No-load supply current | β€ 50 mA |
| Switching type | light/dark on |
| Signal output | 1 relay output |
| Switching voltage | max. 240 V AC ; 150 V DC |
| Switching current | max. 3 A |
| Voltage drop | - |
| Switching frequency | β€ 25 Hz |
| Response time | β€ 20 ms |
| Ambient temperature | -25 ... 55 Β°C (-13 ... 131 Β°F) |
| Storage temperature | -40 ... 70 Β°C (-40 ... 158 Β°F) |
| Degree of protection | IP54 |
| Connection | terminal compartment PG9 , β€ 0.75 mm2 |
| Mass | approx. 110 g |
| Tightening torque, fastening screws | - |
| Detection range min. | - |
| Detection range max. | - |
| Background suppression | - |




