Balluff / Sensors
BES021U
BES Q40KFU-PSC20A-S04GBalluff BES021U — Factor 1 inductive sensors. Dimensions: 40 x 40 x 62 mm. Model: 40x40. Mounting: flush. Sensing range: 20 mm.
Technical essentials
- Mounting
- flush
- Switching output
- PNP normally open (NO)
- Connection
- Connector, male connector M12x1, 4 pins
- Operating voltage Ub
- 10...30 VDC
Source consulted on 2026-10-20 Confirm family-level specifications for the selected variant.
| Dimensions | 40 x 40 x 62 mm |
| Model | 40x40 |
| Mounting | flush |
| Sensing range | 20 mm |
| Switching output | PNP normally open (NO) |
| Switching frequency | 400 Hz |
| Housing material | PBT |
| Sensing face material | PBT |
| Connection | Connector, male connector M12x1, 4 pins |
| Operating voltage Ub | 10...30 VDC |
| Ambient temperature | -25...70 °C |
| Magnetic-field resistant | magnetic-field resistant (AC/DC) |
| IP rating | IP67 |
| Approval / compliance | CE / UKCA / cULus / WEEE |
| Additional features | Facteur 1 |
Manufacturer catalogue selection. Supply, prices, availability and configuration must be confirmed with APM.
Technical documents
Language and revision: see the manufacturer document.
Technical documents Balluff ↗Manufacturer CAD models ↗