ELF-3, Photoelectric proximity sensor, energetic Sick ET3-E2228 (1045205)

Photoelectric sensors
ELF-3, Photoelectric proximity sensor, energetic   Model Name ET3-E2228 Part No. 1045205   Самое главное Background suppression or energetic variants Infrared light or visible red light Clear back cover for status indication 18 mm front and base mount Status and output indicator IP 67-rated for harsh environments Flush red lens Преимущества A wide range of customizable options reduces material and labor costs Flush red lens provides an increased sensing range for a broader range of application possibilities IP 67-rated housing offers a long service life that stands up to harsh environments, reducing maintenance time and costs Highly visible status/power indicator provides quick and easy troubleshooting from a distance M18 front and base mounting ensures quick and easy installation Small sensor footprint easily fits into applications with limited space

Features
	Dimensions (W x H x D):	23.8 mm x 43.4 mm x 33.6 mm
	Sensing range max.:	5 mm ... 60 mm 1)
	Sensing range:	5 mm ... 60 mm 2)
	Housing design (light emission):	Hybrid
	Light source:	LED 3)
	Type of light:	Visible red light
	Wave length:	660 nm
	Thread diameter (housing):	M18
	Sensor/detection principle:	Photoelectric proximity sensor, energetic
	Light spot (distance):	60 mm

1) 2) Object with 90 % reflectance (referred to standard white DIN 5033)  3) Average service life 100,000 h at Ta = +25 °C

Mechanics/electronics
	Enclosure rating:	IP 67
	Supply voltage:	10 V DC ... 30 V DC 1)
	Residual ripple:	< 5 Vpp 2)
	Power consumption:	< 20 mA 3)
	Switching output:	NPN, Dark-switching
	Output current Imax.:	50 mA
	Switching frequency:	200 Hz 4)
	Connection type:	Connector M12, 4-pin
	Protection class:	III 5)
	Circuit protection:	A D 6) 7)
	Weight:	0.014 kg, 0.03 lbs
	Housing material:	Glass fiber reinforced ABS plastic
	Ambient operating temperature:	-25 °C ... 50 °C
	Ambient storage temperature:	-40 °C ... 70 °C
	Items supplied:	Mounting nut M18
	Special design:	Focused optics
	Front screen heating:	-

1) Limit values  2) May not exceed or fall short of VS  3) Without load  4) With light/dark ratio 1:1  5) Reference voltage 50 V DC  6) A = VS connections reverse-polarity protected  7) D = outputs overcurrent and short-circuit protected

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