Functional principle Photoelectric retro-reflective sensor

Functional principle detail With minimum distance to reflector (dual lens system)

Sensing range max. 0.03 m ... 6 m 1)

Sensing range 0.07 m ... 5 m 1)

Polarisation filters Yes

Emitted beam

Light source PinPoint LED 2)

Type of light Visible red light

Light spot size (distance) Ø 8 mm (350 mm)

Key LED figures

Wave length 650 nm

Adjustment Potentiometer, 270°

Items supplied Reflector P250, Stainless steel mounting bracket (1.4301/304) BEF-W100-A

1) Reflector PL80A.

2) Average service life: 100,000 h at TU = +25 °C.

Supply voltage UB 10 V DC ... 30 V DC 1)

Ripple ± 10 % 2)

Current consumption 30 mA 3)

Protection class III

Digital output

Type PNP

Switching mode Light/dark switching

Switching mode selector Selectable via light/dark selector

Signal voltage PNP HIGH/LOW VS - (≤ 3 V) / approx. 0 V

Output current Imax. ≤ 100 mA 4)

Response time < 625 µs 5)

Switching frequency 1,000 Hz 6)

Circuit protection

A 7)

B 8)

D 9)

1) Limit values when operated in short-circuit protected network: max. 8 A.

2) May not fall below or exceed UV tolerances.

3) Without load.

4) At Uv > 24 V, IA max. = 50 mA.

5) Signal transit time with resistive load.

6) With light/dark ratio 1:1.

7) A = VS connections reverse-polarity protected.

8) B = inputs and output reverse-polarity protected.

9) D = outputs overcurrent and short-circuit protected.