SICK KT8L-N3756 Contrast Sensor: Precise Detection for Industrial Applications

Selling Points

1Precise Laser Technology: Detects small contrast marks and objects with high accuracy.
2Large Detection Distance: Offers sensing range from 30 mm to 800 mm, ideal for various industrial settings.
3Compact Design: Small and precise light spot size (Ø 3 mm) for flexible integration.
4High Switching Frequency: Operates at 17 kHz, ensuring fast and reliable detection.
5Robust Performance: Class 2 laser for precision and reliability in harsh industrial environments.

Detailed engineering parameters based on manufacturer documentation

Parameter	Value	Parameter	Value
Dimensions (W x H x D)	30.4 mm x 53 mm x 80 mm	Sensing distance	≤ 150 mm
Sensing distance tolerance	- 120 mm / + 650 mm	Housing design	Large
Light source	Laser, red	Laser class	II (EN 60825-1:2014), IEC 60825-1:2014
Wave length	655 nm	Light emission	Long side of housing
Light spot size	Ø 3 mm	Light spot direction	Round
Operating distance	30 mm ... 600 mm	Adjustment	Teach-in button
Teach-in mode	Static 2-point teach-in#!#Dynamic teach-in (min/max)	Function	Automatic drift correction
Supply voltage	10 V DC ... 30 V DC	Ripple	≤ 5 V
Current consumption	< 80 mA	Switching frequency	17 kHz
Response time	30 µs	Jitter	< 15 µs
Switching output	NPN	Switching output (voltage)	NPN: HIGH = approx. U#!#/ LOW ≤ 2 V
Analog output	0.3 mA ... 20 mA	Output current Imax.	100 mA
Input, teach-in (ET)	NPN#!#Teach: U < 2 V#!#Run: U = 10 V ... < UV	Retention time (ET)	25 ms, non-volatile memory
Time delay	20 ms, adjustable	Connection type	Male connector M12, 5-pin
Protection class	II	Circuit protection	UVconnections, reverse polarity protected#!#Output Q short-circuit protected#!#Interference pulse suppression
Enclosure rating	IP67	Weight	400 g
Housing material	Zinc diecast	Optics material	Glass

Specifications may be subject to change without notice