HN33NA3 Reflex Sensor with Background Suppression

These sensors detect distance by measuring angles. They are particularly good at recognizing objects in front of any background. The color, shape and surface characteristics of the object have practically no influence on sensor switching performance.

This product has been discontinued. Click here to access the innovative successor.

Features at a Glance

Red light
Precision background suppression
Stainless steel plug (V2A)

Technical data

Optical Data
Range	300 mm
Setting Range	60 ... 300 mm
Switching Hysteresis	< 5 %
Light Source	Red Light
Service Life (T = +25 °C)	100,000 h
Max. Ambient Light	10,000 Lux
Light Spot Diameter	see Table 1

Electrical Data
Supply Voltage	10 ... 30 V DC
Current Consumption (Ub = 24 V)	30 mA
Switching Frequency	1 kHz
Response Time	500 µs
Temperature Drift	< 5 %
Temperature Range	-25 ... 60 °C
Switching Output Voltage Drop	< 2.5 V
NPN Switching Output/Switching Current	100 mA
Short Circuit Protection	yes
Reverse Polarity Protection	yes
Overload Protection	yes
Protection Class	III

Mechanical Data
Setting Method	Potentiometer
Housing Material	Plastic
Degree of Protection	IP67
Connection	M12 × 1; 4-pin
Weight	69 g

Safety-relevant Data
MTTFd (EN ISO 13849-1)	2,255.61 a

Output
NPN NC, NPN NO	yes

Standards and certificates

Table 1
Detection Range	60 mm	150 mm	300 mm
Light Spot Diameter	8 mm	15 mm	20 mm

Connection Diagram

Switching Distance Deviation
Typical characteristic curve based on white, 90 % remission Sr = Switching Distance dSr = Switching Distance Change black 6 % remission grey 18 % remission