Photoelectric Sensor Pepperl+Fuchs VT18-8-400-M-LAS/40a/118/128

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Photoelectric Sensor VT18-8-400-M-LAS/40a/118/128

Brand: Pepperl+Fuchs
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Datasheet excerpt: Technical data of VT18-8-400-M-LAS/40a/118/128

Classifications

Item Specification
Diffuse reflection sensor featuring M18 threaded housing design, metal enclosure, 400 mm detection range, red laser diode, Sensitivity calibration, light/dark on functionality, push-pull output, and M12 connector

Overall specifications
Detection distance		0 ... 400 mm, tunable
Minimum detection range		0 ... 25 mm
Maximum detection range		0 ... 400 mm
illumination source		laser diode
Illumination type		modulated red light in the visible spectrum
Laser specified ratings
	Note	LASER LIGHT , DO NOT STARE INTO BEAM
	Laser category	1
	Wavelength	655 nm
	Beam spreading	31.5 mrad
	pulse duration	4 µs
	Repetition frequency	11.91 kHz
	maximum pulse energy	4.95 nJ
Size of the illumination spot		approximately 0.5 mm at a range of 120 mm
optical surface		frontal
Ambient light threshold		30000 Lux
Deadband		< 15 %
Parameters related to functional safety
MTTF_d		700 a
task duration (T_M)		20 a
Diagnostic Range (DC)		0 %
Indicators/operation controls
Operational status indicator		Green LED, blinks in the event of a short circuit
operation indicator		Yellow indicator LED illuminates when the receiver is activated
control components		Detection distance calibrator, light-on/dark-on toggle switch
Electrical parameters
Operational voltage		10 ... 30 V DC , class 2
No-load input current		< 25 mA
Ingress protection rating		II , rated voltage = 50 V AC with pollution degree 1-2 per IEC 60664-1
Output
Type of switch		switchable light/dark on
Output signal		Push-pull signaling output, protected against short circuits, safeguarded against reverse polarity
Switching voltage level		30 V DC
Switching capacity		max. 200 mA
commutation frequency		500 Hz
reaction time		1 ms
Compliance
Product specification		EN 60947-5-2
Adherence to standards and directives
Compliance with standards
	Laser category	IEC 60825-1:2007 adheres to 21 CFR 1040.10 and 1040.11, excluding deviations as referenced in Laser Notice No. 50, dated June 24, 2007
Certifications and approvals
CE compliance		yes
EAC compliance		TR CU 020/2011
UL certification		cULus Certified, Type 1 housing
CCC certification		CCC certification / marking not necessary for products rated ≤36 V
Environmental conditions
Ambient temperature		-25 ... 55 °C (-13 ... 131 °F)
Ambient storage temperature		-30 ... 70 °C (-22 ... 158 °F)
Mechanical characteristics
Protection等级		IP67
Linkage		4-pin, M12 x 1 connector
Material
	Housing	brass with a nickel coating
	optical surface	PMMA
Mass		60 g
Measurements
	Length	65 mm
	Diameter	18 mm