Omron E3FA-RP12 2M PNP Coaxial Retro-Reflective Sensor

USD 33.57

Omron E3FA-RP12 2M is a PNP coaxial retro-reflective sensor with 0–500 mm range using E39-R1S, red LED, 2 m cable and IP67/IP69K.

SKU Omron-E3FA-RP12 2M Category
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Omron E3FA-RP12 2M PNP Coaxial Retro-Reflective Photoelectric Sensor

BrandOmron
Model IdentifierE3FA-RP12
Official Part NumberE3FA-RP12 2M

Technical Overview

The Omron E3FA-RP12 is a straight-type coaxial retro-reflective photoelectric sensor with PNP output and 2 m pre-wired cable. Omron specifies a 0–500 mm sensing distance with the E39-R1S reflector, 624 nm red LED, selectable Light-ON/Dark-ON operation, 0.5 ms response and IP67/IP69K protection. The reflector is separate; current supply status is recorded as Unknown.

A PNP coaxial retro-reflective sensor rated 0–500 mm with the E39-R1S reflector.

Key Features

  • Exact model E3FA-RP12 2M, straight-type plastic-housing sensor
  • Coaxial retro-reflective sensing, 0–500 mm with E39-R1S reflector
  • PNP open-collector output; Light-ON/Dark-ON selectable by wiring
  • Red LED illumination, 624 nm
  • 10–30 VDC supply; 25 mA max. current consumption
  • 0.5 ms response time
  • IP67 IEC and IP69K protection ratings
  • 2 m pre-wired cable; approx. 50 g sensor-only weight
  • E39-R1S reflector sold separately; supply status recorded as Unknown

Use coaxial red-light sensing up to 500 mm with a compatible reflector.

Technical Specification Matrix

ParameterValue
Sensor typeStraight-type coaxial retro-reflective sensor with MSR function
HousingPlastic E3FA housing; ABS case
Sensing distance0–500 mm with E39-R1S reflector
Light sourceRed LED, 624 nm
OutputPNP open collector; Light-ON/Dark-ON selectable by wiring
Power supply10–30 VDC; ripple 10% p-p max.
Current consumption25 mA max.
Control output30 VDC max. load supply; 100 mA max. PNP load current; residual voltage 3 V max.
Response time0.5 ms
Operating / storage temperature−25 to +55 °C / −40 to +70 °C, no icing or condensation
Ambient humidityOperating 35–85% RH; storage 35–95% RH, no condensation
ProtectionIP67 (IEC); IP69K (DIN 40050-9)
ConnectionPre-wired cable, 2 m
Physical Weight (kg)Pre-wired cable, 2 m
Dimensions L x W x H (cm)Approx. 0.010 kg, sensor only
Supply statusNot stated numerically in consulted specifications

Suggested applications

Engineering suggestions require suitability checks for your installation.

1. Reflector-based conveyor detection

A conveyor may need to detect a target across a longer sensing gap.

Potential use

The 0–500 mm rating with E39-R1S can be evaluated for object detection; install the specified reflector and verify alignment and sensing margins.

0–500 mm Coaxial E39-R1S PNP

2. Access or position sensing

A machine station may need a discrete signal when an object interrupts the sensor-reflector path.

Potential use

Use the selectable Light-ON/Dark-ON PNP output with compatible input logic after confirming reflector placement, sensing distance and ambient conditions.

0.5 ms 2 m cable IP67/IP69K PNP
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