WM03PCT2 Print Mark Reader

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These sensors have been specially designed to recognize print marks. They have a very small spot and use a white light LED with long service life. Only one sensor is required for the recognition of all color combinations, as well as the difference in brightness between print marks and the background.

Features at a Glance

Small light spot
Compact housing
White light for recognition of any print mark combinations
Teach-in, external teach-in

Technical data

Optical Data
Working Range	12 ... 18mm
Working Distance	15mm
Resolution (Gray Scale)	20
Switching Hysteresis	< 2%
Light Source	White Light
Wavelength	400 ... 700nm
Service Life (T = +25 °C)	100,000h
Max. Ambient Light	10,000Lux
Light Spot Diameter	1.5 × 2.5mm

Electrical Data
Supply Voltage	10 ... 30V DC
Current Consumption (Ub = 24 V)	< 30mA
Switching Frequency	5kHz
Response Time	100µs
Off-Delay	20ms
Off-Delay (RS-232)	0 ... 2s
Temperature Drift	< 2%
Temperature Range	-25 ... 60°C
Switching Output Voltage Drop	< 2.5V
PNP Switching Output/Switching Current	200mA
Short Circuit Protection	yes
Reverse Polarity Protection	yes
Overload Protection	yes
Lockable	yes
Teach Mode	ZT, FT
Protection Class	III

Mechanical Data
Setting Method	Teach-In
Housing Material	Plastic, PBT
Optic Cover	Plastic, PMMA
Full Encapsulation	yes
Degree of Protection	IP67
Connection	M12 × 1; 4-pin
Weight	28g