WLL190T-2E232

Fiber-optic sensors
WLL190

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Features

Device type	Fiber-optic sensors
Device type detail	Expansion unit
Dimensions (W x H x D)	10.5 mm x 34.8 mm x 68.9 mm
Housing design (light emission)	Rectangular
Sensing range max.	0 m … 4 m (Through-beam system) ¹⁾ ²⁾
Sensing range	0 mm … 480 mm, Proximity system ³⁾ ⁴⁾ 0 m … 2 m, Through-beam system ⁵⁾
Focus	Approx. 65° ⁶⁾
Type of light	Visible red light
Light source	LED ⁷⁾
Angle of dispersion	Approx. 65° ⁶⁾
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 at response time 2 ms. Reduction at shorter response time (see LL3/ WLL190T-2 table).
²⁾ LL3-TB02 and tip adapter LL3-TA01.
³⁾ Object with 90% remission (based on standard white DIN 5033). Sensing range at 2 ms response time. Reduced at shorter response times (see LL3 / WLL190T-2 tables).
⁴⁾ LL3-DB01.
⁵⁾ LL3-TB01.
⁶⁾ See LL3 fiber-optic data.
⁷⁾ Average service life: 100,000 h at T_U = +25 °C.

Mechanics/electronics

Supply voltage	10 V DC … 24 V DC ¹⁾
Ripple	≤ 10 % ²⁾
Current consumption	50 mA
Switching output	NPN ³⁾ ⁴⁾
Switching mode	Light/dark switching ³⁾ ⁴⁾
Switching mode selector	Manually selectable
Response time	≤ 2 ms ≤ 60 µs ≤ 250 µs
Switching frequency	8,333 Hz 2,000 Hz 250 Hz
Time functions	Without time delay Off delay On delay One shot
Delay time	Programmable, 0 ms … 9,999 ms
Connection type	Cable, 2-wire, 2 m ⁵⁾
Cable material	PVC
Conductor cross section	0.2 mm²
Circuit protection	A ⁶⁾ B ⁷⁾ C ⁸⁾ D ⁹⁾
Protection class	III
Weight	20 g
Housing material	Plastic, ABS/PC
Enclosure rating	IP50 ¹⁰⁾
Ambient operating temperature	–25 °C … +55 °C ¹¹⁾
Ambient temperature, storage	–40 °C … +70 °C

¹⁾ +- 10%.
²⁾ May not exceed or fall below U_v tolerances.
³⁾ Q₁, Q₂.
⁴⁾ Selectable Q2, external teach or counter reset.
⁵⁾ Do not bend below 0 °C.
⁶⁾ A = V_S connections reverse-polarity protected.
⁷⁾ B = inputs and output reverse-polarity protected.
⁸⁾ C = interference suppression.
⁹⁾ D = outputs overcurrent and short-circuit protected.
¹⁰⁾ With correctly attached fibre-optic cable LL3 and closed protection hood.
¹¹⁾ 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