RL28-55-V-3974/47/82b/112 Retroreflective sensor

Key Benefits at a Glance

Foreground suppression, suited to recording of sheet-shrink-wrapped objects
Ultra bright LEDs for power on, weak signal indication and switching state
Not sensitive to ambient light, even with switched energy saving lamps
Extra vibration proof version
Waterproof, degree of protection IP67

Product photo: Retroreflective sensor RL28-55-V-3974/47/82b/112

Dimensions: Retroreflective sensor RL28-55-V-3974/47/82b/112

Connection Assignment: Retroreflective sensor RL28-55-V-3974/47/82b/112

Note

All product-related documents, such as certificates, declarations of conformity, etc., which were issued prior to the conversion under the name Pepperl+Fuchs GmbH or Pepperl+Fuchs AG, also apply to Pepperl+Fuchs SE.

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Datasheet Classification Product Documentation Design / Simulation Approvals Related Products

Technical data of RL28-55-V-3974/47/82b/112

Retroreflective sensor with polarization filter with foreground suppression

Effective detection range		0 ... 13 m
Reflector distance		0.5 ... 13 m (blind range 0 ... 0.2 m faded out)
Threshold detection range		17 m
Reference target		H85-2 reflector
Light source		LED
Light type		modulated visible red light , 660 nm
Polarization filter		yes
Diameter of the light spot		approx. 220 mm at a distance of 13 m
Opening angle		emitter 1.2° receiver 2°
Ambient light limit		80000 Lux

MTTF_d		690 a
Mission Time (T_M)		20 a
Diagnostic Coverage (DC)		0 %

Operation indicator		LED green
Function indicator		2 LEDs yellow, light up when light beam is free, flash when falling short of the operating reserve, are off when light beam is interrupted
Control elements		sensitivity adjustment (Adjustment to < 25% of the effective operating range) , Light-on/dark-on changeover switch

Operating voltage	U_B	10 ... 30 V DC
Ripple		10 %
No-load supply current	I₀	≤ 40 mA

Stability alarm output		1 PNP, inactive when falling short of the operating reserve for 10;s immediately inactive if 4 light beam interruptions take place
Switching type		light/dark on switchable
Signal output		2 PNP, complementary, short-circuit protected, reverse polarity protected , open collectors
Switching voltage		max. 30 V DC
Switching current		max. 200 mA
Switching frequency	f	1000 Hz
Response time		0.5 ms

Product standard

EN 60947-5-2

UL approval

E87056 , cULus Listed , class 2 power supply , type rating 1

Ambient temperature		-40 ... 60 °C (-40 ... 140 °F)
Storage temperature		-40 ... 60 °C (-40 ... 140 °F)

Degree of protection

IP67

Connection

5-pin, M12 x 1 connector, 90° rotatable

Material

Housing		Plastic ABS
Optical face		plastic
Connector		metal

Mass

approx. 100 g

Dimensions

Height		88 mm
Width		25.8 mm
Depth		65.5 mm

General Notes