WLL180T-E434

Features

Device type	Fiber-optic sensors
Device type detail	Expansion unit
Dimensions (W x H x D)	10.5 mm x 34.6 mm x 71.9 mm
Housing design (light emission)	Rectangular
Sensing range max.	0 m … 20 m (Through-beam system) ¹⁾ ²⁾
Sensing range	0 mm … 1,400 mm, Proximity system ³⁾ ⁴⁾ 0 m … 18 m, Through-beam system ¹⁾ ²⁾
Focus	Approx. 65° ⁵⁾
Type of light	Visible red light
Light source	LED ⁶⁾
Angle of dispersion	Approx. 65° ⁵⁾
Wave length	650 nm
Adjustment	Menu-controlled Single teach-in button Cable
Indication	Display
Display	LED status display / 2x 4-character digital dual displays, Set value (green indicator) and actual value (red indicator) are displayed simultaneously, display of parameters

¹⁾ Sensing range with 8 ms response time. Reduction with shorter response time (see tables LL3/WLL180T).
²⁾ LL3-TX01.
³⁾ Object with 90% remission (based on standard white DIN 5033). Sensing range at 8 ms response time. Reduced at shorter response times (see LL3 / WLL180T tables).
⁴⁾ LL3-DK06.
⁵⁾ See LL3 fiber-optic data.
⁶⁾ Average service life: 100,000 h at T_U = +25 °C.

Mechanics/electronics

Supply voltage	12 V DC … 24 V DC ¹⁾
Ripple	≤ 10 % ²⁾
Current consumption	50 mA ³⁾
Switching output	NPN
Number of switching outputs	1
Switching mode	Light/dark switching
Switching mode selector	Manually selectable
Response time	≤ 16 µs ⁴⁾ ≤ 70 µs ≤ 250 µs ≤ 2,000 µs ≤ 8,000 µs
Switching frequency	31.2 kHz 7.1 kHz 2 kHz 250 Hz 62.5 Hz
Time functions	Without time delay Off delay On delay ON and OFF delay One shot
Delay time	Programmable, 0 ms … 9,999 ms
Input	Multifunctional input MF
Connection type	Male connector M8, 4-pin
Circuit protection	A ⁵⁾ B ⁶⁾ C ⁷⁾ D ⁸⁾
Protection class	III
Weight	20 g
Housing material	Plastic, ABS/PC
Enclosure rating	IP50 ⁹⁾
Items supplied	BEF-WLL180 mounting bracket
Ambient operating temperature	–25 °C … +55 °C ¹⁰⁾
Ambient temperature, storage	–40 °C … +70 °C
UL File No.	NRKH.E300503 & NRKH7.E300503

¹⁾ +- 10%.
²⁾ May not exceed or fall below U_v tolerances.
³⁾ Without load.
⁴⁾ Selectable.
⁵⁾ A = V_S connections reverse-polarity protected.
⁶⁾ B = inputs and output reverse-polarity protected.
⁷⁾ C = interference suppression.
⁸⁾ D = outputs overcurrent and short-circuit protected.
⁹⁾ With correctly attached fibre-optic cable LL3 and closed protection hood.
¹⁰⁾ Operating temperature fluctuates according to number of devices connected: 4–8 devices: –25 °C … +50 °C (output current 50 mA) / 9–16 devices: –25 °C … +45 °C (output current 20 mA).

Classifications