Omron E3ZG-D81-S 2M PNP Diffuse Photoelectric Sensor

USD 25.87

Omron E3ZG-D81-S 2M diffuse photoelectric sensor has a 5–100 mm wide-view range, PNP output, 2 m cable, 1 ms response and IP65 protection.

SKU Omron-E3ZG-D81-S 2M Category
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Omron E3ZG-D81-S 2M Diffuse-Reflective Photoelectric Sensor

BrandOmron
Model IdentifierE3ZG-D81-S
Official Part NumberE3ZG-D81-S 2M

Technical Overview

The Omron E3ZG-D81-S 2M is a compact diffuse-reflective photoelectric sensor with a wide-view 5–100 mm sensing range for a 100 × 100 mm white-paper target. It uses an 870 nm infrared LED, PNP open-collector output and a pre-wired 2 m cable; the output is selectable between Light-ON and Dark-ON. The unit operates from 12–24 VDC, responds within 1 ms and has an IEC IP65 rating. Omron’s datasheet confirms this exact model’s specifications, while its current supply status is unconfirmed.

A compact PNP diffuse photoelectric sensor with a 5–100 mm wide-view range, 2 m cable and IP65 rating.

Key Features

  • Omron E3ZG-D81-S diffuse-reflective photoelectric sensor, PNP output model
  • 5–100 mm wide-view sensing range for a 100 × 100 mm white-paper target
  • 870 nm infrared LED and sensitivity adjustment with a one-turn adjuster
  • PNP open-collector output; Light-ON/Dark-ON selectable
  • 12–24 VDC supply with 10% maximum peak-to-peak ripple
  • 1 ms maximum operate or reset response; 100 mA maximum load
  • Pre-wired 2 m cable; three conductors
  • IEC IP65 rating; PBT housing and modified-polyarylate lens
  • Current manufacturer supply status not confirmed

Set the sensing threshold manually for diffuse detection across a 5–100 mm wide-view range.

Technical Specification Matrix

ParameterValue
Sensor typeCompact photoelectric sensor with built-in amplifier; diffuse-reflective
Sensing distance5 to 100 mm wide-view; specified with 100 × 100 mm white paper
Light sourceInfrared LED, 870 nm
OutputPNP open collector; Light-ON/Dark-ON selectable; 100 mA max. load at up to 26.4 VDC
Response time1 ms maximum operate or reset
Power supply12–24 VDC ±10%; ripple (peak-to-peak) 10% maximum
Current consumption30 mA maximum
Sensitivity adjustmentOne-turn adjuster
Operating temperature−25 to 55 °C, no icing or condensation
Storage temperature−40 to 70 °C, no icing or condensation
Relative humidityOperating: 35–85%; storage: 35–95%, non-condensing
ConnectionPre-wired 2 m cable; brown +V, blue 0 V, black output
IP ratingIEC IP65
Housing materialPBT case; modified-polyarylate lens
Physical Weight (kg)Approx. 0.065 (packed weight)
Dimensions L x W x H (cm)3.1 x 2.0 x 1.08 (sensor body; cable excluded)

Suggested applications

Engineering suggestions require suitability checks for your installation.

1. Conveyor item presence detection

A conveyor station may need a compact non-contact signal to confirm that a package or component has reached a sensing point.

Potential use

The wide-view diffuse sensor can detect a suitable target across 5–100 mm; validate the target size, color, surface reflectance and mounting distance during commissioning.

Diffuse reflective 5–100 mm PNP output 1 ms

2. Part position confirmation

A machine may require a discrete indication that a component is present before an actuator or process step proceeds.

Potential use

Selectable Light-ON/Dark-ON logic and a manual sensitivity adjuster allow setup for the application; check ambient light and target contrast at the installed position.

870 nm infrared 12–24 VDC 2 m cable IP65
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