HM24PA2 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.

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Features at a Glance

Electronic background suppression
Red light

Technical data

Optical Data
Range	150 mm
Setting Range	40 ... 150 mm
Switching Hysteresis	< 5 %
Light Source	Red Light
Service Life (T = +25 °C)	100,000 h
Max. Ambient Light	10,000 Lux

Electrical Data
Supply Voltage	10 ... 30 V DC
Current Consumption (Ub = 24 V)	< 30 mA
Switching Frequency	900 Hz
Response Time	555 µs
Temperature Drift	< 5 %
Temperature Range	-25 ... 60 °C
Switching Output Voltage Drop	< 2.5 V
PNP Switching Output/Switching Current	200 mA
Short Circuit Protection	yes
Reverse Polarity Protection	yes
Overload Protection	yes
Protection Class	III

Mechanical Data
Setting Method	Potentiometer
Housing Material	Plastic
Full Encapsulation	yes
Degree of Protection	IP67
Connection	M12 × 1; 4-pin
Weight	26 g

Output
PNP NC, PNP NO	yes

Adjustable parameters
Circuit	NC NC+NO NO
All other parameters can be found in the product documentation.

Standards and certificates

Table 1
Detection Range	60 mm	100 mm	150 mm
Light Spot Diameter	4 mm	5 mm	12 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