WLL190T-2, Fiber-optic photoelectric sensor Sick WLL190T-2L494 (6033299)

fiber-optic sensors
WLL190T-2, Fiber-optic photoelectric sensor   Model Name WLL190T-2L494 Part No. 6033299   Самое главное Sensing range up to 4 m, sensing distance up to 480 mm Two separately adjustable channels Alarm output Optional analog output Integrated counter Bus-compatible with anti-interference 2 x 4-digit display Red and green LED emitter Преимущества Two channels can be configured independently of one another, simplifying installation Simple commissioning and product changeover via external teach-in Bus communication saves space and money, reduces wiring and eliminates interference caused by fiber-optic heads mounted close to one another Easy monitoring of process parameters Time delays can be adjusted individually to suit the application APC for (Automatic Power Correction) long-term, stable detection Alarm output for reliable detection in adverse conditions, ensuring high process reliability

Features
	Device type:	Base unit 1)
	Dimensions (W x H x D):	10.5 mm x 34.8 mm x 68.9 mm
	Sensing range max.:	0 m ... 4 m, through-beam system 2) 3)
	Sensing range:	0 mm ... 160 mm, proximity system 0 m ... 900 mm, through-beam system 4) 5) 6)
	Light source:	LED 7)
	Type of light:	Green light
	Wave length:	525 nm
	Sensitivity adjustment:	Teach-in button Cable +/- increment button, manual
	Adjustment of operating distance:	Cable, +/- increment button, manual, Teach-in button
	Teach-in:	Menu-controlled
	Time type:	Without time delay time delay off switch on delay one shot
	Delay time:	Programmable: 0 ... 9,999 ms
	Indication:	Display
	Sensor/detection principle:	Fiber-optic photoelectric sensor
	Housing design (light emission):	Rectangular
	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) Up to 15 expansion units can be connected  2) Scanning range at response time 2 ms. Range reduction at shorter response time (see LL3/ WLL190T-2 table)  3) LL3-TB02 and tip adapter LL3-TA01  4) Objects to be sensed with 90% reflectivity (based on DIN 5033 white standard). sensing distance with 2 ms response time. sensing distance reduction with shorter response time (see tables LL3/WLL190T-2)  5) LL3DM01  6) LL3-TB01  7) Average service life 100,000 h at Ta = +25 °C

Mechanics/electronics
	Enclosure rating:	IP 50 1)
	Supply voltage:	10 V DC ... 24 V DC 2)
	Residual ripple:	≤- 10 % 3)
	Power consumption:	≤- 50 mA
	Switching output:	NPN, light/dark-switching, manually selectable, open collector 4) 5)
	Output current Imax.:	≤- 100 mA
	Response time:	≤- 2 ms ≤- 60 µs ≤- 250 µs
	Switching frequency:	8,333 Hz 2,000 Hz 250 Hz
	Connection type:	Connector M8, 4-pin
	Protection class:	III
	Circuit protection:	A B C D 6) 7) 8) 9)
	Special device:	0
	Housing material:	ABS/PC
	Ambient operating temperature:	-25 °C ... 55 °C 10)
	Ambient storage temperature:	-40 °C ... 70 °C
	Weight:	25 g
	Angle of dispersion:	Ca. 65 ° 11)

1) With correctly attached fibre-optic cable LL3 and closed protection hood  2) +- 10%  3) May not exceed or fall short of VS  4) Q1, Q2  5) Selectable Q2, external teach or counter reset  6) A = VS 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) 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)  11) See LL3 fiber-optic data

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