WTT280L-2N1531

MultiTask photoelectric sensors
PowerProx

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Features

Functional principle	Photoelectric proximity sensor
Functional principle detail	Background suppression, Optical time-of-flight
Dimensions (W x H x D)	23.5 mm x 76 mm x 55.8 mm
Housing design (light emission)	Rectangular
Sensing range max.	200 mm … 4,000 mm ¹⁾ 200 mm … 3,000 mm ²⁾
Sensing range	200 mm … 4,000 mm ¹⁾ ³⁾ 200 mm … 3,000 mm ²⁾ ³⁾
Type of light	Visible red light
Light source	Laser ⁴⁾
Light spot size (distance)	Ø 12 mm (3 m)
Laser class	1 (EN 60825-1:2014, IEC 60825-1:2014)
Adjustment	Potentiometer (1 x)
Special applications	Detecting small objects

Mechanics/electronics

Supply voltage	10 V DC … 30 V DC ¹⁾
Ripple	< 3 V_pp
Current consumption	70 mA ²⁾
Switching output	NPN
Number of switching outputs	1 (Q₁) ³⁾
Switching mode	Light/dark switching
Switching mode selector	Selectable via light/dark rotary switch
Output current I_max.	≤ 100 mA
Response time	≤ 0.5 ms ⁴⁾
Switching frequency	1,000 Hz ⁵⁾
Analog output	–
Input	Sender off
Connection type	Cable, 5-wire, 2 m ⁶⁾
Cable material	PVC
Conductor cross section	0.18 mm²
Cable diameter	Ø 3.8 mm
Circuit protection	A ⁷⁾ B ⁸⁾ C ⁹⁾ D ¹⁰⁾
Protection class	III
Weight	120 g
Housing material	Plastic, ABS
Optics material	Plastic, PMMA
Enclosure rating	IP67
Items supplied	Mounting bracket BEF-W280
Electromagnetic compatibility (EMC)	EN 60947-5-2
Ambient operating temperature	–10 °C … +50 °C
Ambient temperature, storage	–40 °C … +70 °C
UL File No.	NRKH2.E300503 & NRKH8.E300503

¹⁾ Limit values. Operated in short-circuit protected network: max. 8 A.
²⁾ Without load.
³⁾ Q1 = 1 switching threshold, light/dark switching selectable via light/dark selector.
⁴⁾ Signal transit time with resistive load.
⁵⁾ With light/dark ratio 1:1.
⁶⁾ Do not bend below 0 °C.
⁷⁾ A = V_S connections reverse-polarity protected.
⁸⁾ B = output reverse-polarity protected.
⁹⁾ C = interference suppression.
¹⁰⁾ D = outputs overcurrent and short-circuit protected.

Classifications