W8 Laser, Photoelectric proximity sensor, Background suppression




Sick WTB8L-P2211 (6033227)

Photoelectric sensors
W8 Laser, Photoelectric proximity sensor, Background suppression   Model Name WTB8L-P2211 Part No. 6033227   Самое главное Laser class 1 Background suppression Standard miniature housing with M3 threaded mounting holes Switching frequency up to 2 kHz Light/dark switching via rotary switch Mounting bracket BEF-W100-A is included with delivery Преимущества Highly flexible design and operational capabilities due to precise background suppression Reliable detection of small objects, regardless of color or surface qualities Rapid switching frequency reliably detects objects travelling at high speeds which allows to optimize the production processes Highly visible laser light spot simplifies alignment All necessary accessories are included with delivery, reducing installation and procurement costs

Features
	Dimensions (W x H x D):	11 mm x 31 mm x 20 mm
	Sensing range max.:	5 mm ... 100 mm 1)
	Sensing range:	20 mm ... 100 mm
	Housing design (light emission):	Rectangular, Slim
	Light source:	Laser 2)
	Type of light:	Visible red light
	Wave length:	650 nm
	Sensitivity adjustment:	Potentiometer, 4-turn
	Laser class:	I
	Focus adjustable:	-
	Sensor/detection principle:	Photoelectric proximity sensor, Background suppression
	Light spot (distance):	1 mm (100 mm)
	Alarm output:	-

1) PL80A  2) Average service life of 100,000 h at TA = +25 °C

Mechanics/electronics
	Enclosure rating:	IP 67
	Supply voltage:	10 V DC ... 30 V DC 1)
	Residual ripple:	± 10 % 2)
	Power consumption:	≤- 30 mA 3)
	Switching output:	PNP, Light/dark-switching, manually selectable, open collector
	Output current Imax.:	100
	Response time:	≤- 0.25 ms 4)
	Switching frequency:	2,000 5)
	Connection type:	Connector M8, 4-pin
	Circuit protection:	A, B, D 6) 7) 8)
	Weight:	10 g
	Housing material:	ABS
	Optics material:	PMMA
	Ambient operating temperature:	-10 °C ... 50 °C
	Ambient storage temperature:	-40 °C ... 70 °C
	Polarisation filter:	-
	Items supplied:	Stainless steel mounting bracket (1.4301/304) BEF-W100-A
	Voltage supply-LED:	-
	Output indicator:	-
	Signal voltage PNP HIGH / LOW:	Approx. VS - 1.8 V / 0 V
	Front screen heating:	-
	AS-Interface-Chip:	-
	UL File-No.:	CDRH-conform

1) Limit values, operation in short-circuit protected network max. 8 A  2) May not exceed or fall short of VS  3) Without load  4) Signal transit time with resistive load  5) With light/dark ratio 1:1  6) A = VS connections reverse-polarity protected  7) B = inputs and output reverse-polarity protected  8) D = outputs overcurrent and short-circuit protected

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