Photoelectric Sensor Pepperl+Fuchs ML4.2-8-H-20-IR/DS/25/95/136

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Photoelectric Sensor ML4.2-8-H-20-IR/DS/25/95/136

Brand: Pepperl+Fuchs
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Datasheet excerpt: Technical data of ML4.2-8-H-20-IR/DS/25/95/136

Classifications

Item Specification
Dual background rejection sensor

Overall specifications
Detection distance		7 ... 20 mm
Maximum detection range		2 ... 25 mm
Background elimination		begins at 25 mm
illumination source		2 IRED
Illumination type		modulated infrared light at 880 nm
Black-white contrast (6 %/90 %)		approx. 1 mm
Size of the illumination spot		2 illumination points: size 2.5 mm distance 5 mm at 20 mm
angle of opening		approx. 5 °
Ambient light threshold
	constant illumination	40000 Lux
	Modulated illumination	5000 Lux
Parameters related to functional safety
MTTF_d		1940 a
task duration (T_M)		20 a
Diagnostic Range (DC)		0 %
Indicators/operation controls
Operational status indicator		LED green, continuously illuminated Power on, Undervoltage indicator: Green LED, flashing (approximately 0.8 Hz), short-circuit: LED green flashing (approx. 4 Hz)
operation indicator		LEDs yellow: illuminate upon object detection
Electrical parameters
Operational voltage		10 ... 30 V DC
Ripple		10 %
No-load input current		< 20 mA
Output
Type of switch		indicator active +UB dark on: 0 V
Output signal		2 push-pull (4 in 1) outputs, safeguarded against short circuits, protected from reverse polarity
Switching voltage level		max. 30 V DC
Switching capacity		max. 100 mA
voltage loss		= 2.5 V DC
commutation frequency		500 Hz
reaction time		1 ms
Compliance
Product specification		EN 60947-5-2
Adherence to standards and directives
Compliance with standards
	Resistance to shock and impact	IEC / EN 60068. half-sine, 40 g in each X, Y, and Z axes
	vibration durability	IEC / EN 60068-2-6. Sinusoidal. 10 - 150 Hz, 5 g in each of the X, Y, and Z axes
Certifications and approvals
CE compliance		yes
UL certification		cULus Certified
CCC certification		CCC certification / marking not necessary for products rated ≤36 V
Environmental conditions
Ambient temperature		-20 ... 60 °C (-4 ... 140 °F)
Ambient storage temperature		-20 ... 75 °C (-4 ... 167 °F)
Mechanical characteristics
Protection等级		IP67 / IP69K
Linkage		M8 x 1 socket, 4-pin
Material
	Housing	ABS
	optical surface	glass panel
Mass		approx. 10 g
Measurements
	Height	31.4 mm
	Width	13.9 mm
	Depth	18 mm