Name: Omron E3S-DBP22 Photoelectric Sensor - INOSAKI
SKU: Omron-E3S-DBP22
Price: 144.92 USD
Availability: InStock

Technical Overview

The Omron E3S-DBP22 is a high-performance retro-reflective photoelectric sensor engineered specifically for transparent object detection. Utilizing a narrow, polarized red LED beam (624 nm) and Mirror Surface Rejection (M.S.R.) technology, it ensures reliable detection while mitigating false triggers from shiny backgrounds. The device features "Smart Teach" capabilities and an automatic compensation mechanism for intuitive setup and consistent operation. Housed in a durable PBT/ABS polymer enclosure with a PMMA lens, it is built to withstand harsh industrial environments, carrying both IP67 and IP69K washdown ratings. It operates via an M12 4-pin quick disconnect connector, providing PNP complementary logic (Dark-ON/Light-ON) and a fast response time of 0.5 ms.

Key Features

Dedicated transparent object detection [1.3]
Retro-reflective coaxial beam with Mirror Surface Rejection (M.S.R.)
Narrow polarized red LED light source (624 nm)
Smart Teach push-button sensitivity adjustment with automatic compensation
Rugged IP67 and washdown-certified IP69K enclosure
PNP output in both Light-On and Dark-On modes
Quick-disconnect M12 4-pin connector

Technical Specification Matrix

Parameter	Value
Sensing Method	Retro-reflective with M.S.R. function
Sensing Distance	0 to 500 mm
Supply Voltage	10 to 30 VDC
Current Consumption	30 mA max.
Control Output	PNP, 100 mA max., 30 VDC max.
Operation Mode	Light-ON / Dark-ON
Response Time	0.5 ms max.
Light Source	Red LED (624 nm)
Degree of Protection	IP67 / IP69K
Operating Temperature	-25 to +60 °C
Housing Material	PBT/ABS
Lens Material	Methacrylate resin (PMMA)
Connection Method	M12 4-pin Connector

Industrial Applications

1. High-Speed Beverage Bottling Line Detection

In food and beverage facilities, automated conveyors move glass or PET bottles at high speeds, requiring precise tracking for filling, capping, and packaging operations. The Omron E3S-DBP22 utilizes its narrow polarized red LED beam and transparent object detection capabilities to reliably count clear bottles without being affected by reflections from metal conveyor rails.

Problem Solved

Standard photoelectric sensors struggle to detect highly transparent glass or PET and fail prematurely in environments requiring harsh cleaning. The E3S-DBP22 solves this with its M.S.R. technology and an IP69K washdown-rated enclosure.

Transparent object detectionIP69K washdownM.S.R. functionPolarized Red LEDRetro-reflective

2. Clear Pharmaceutical Blister Pack Verification

During pharmaceutical packaging, transparent blister packs and thin clear plastic films must be indexed perfectly for sealing and cartoning machinery. The E3S-DBP22 is deployed to precisely detect the leading edges of these films using its Smart Teach functionality, which enables quick sensitivity adjustments for minimal light attenuation.

Problem Solved

Extremely thin and highly transparent films cause minimal light blockage, making them functionally invisible to standard sensors. The narrow beam optics of the E3S-DBP22 allow it to detect gaps as narrow as 3mm in clear packaging materials.

Smart TeachNarrow beamPBT/ABS housingPNP Output0.5 ms response time

3. Semiconductor Clear Wafer Carrier Tracking

Modern semiconductor fabrication uses specialized, often transparent, plastic or quartz trays and FOUPs to transport delicate wafers between stations. The E3S-DBP22 photoelectric sensor is integrated into the material handling systems to verify the presence and positioning of these clear carriers using its quick 0.5 ms response time.

Problem Solved

Non-contact tracking of clear specialty plastics without false positive readings caused by specular reflections from highly polished metallic machine components surrounding the carrier.

M12 4-pin QDPNP Complementary0.5 ms max responseRetro-reflective Coaxial Beam10-30 VDC