EMX-5250-2 NIR-50 Retroreflective Photoeye Safety Sensor
The NIR-50 is a long-range retroreflective photoeye designed for reliable entrapment protection on gates, overhead doors, and barrier systems. It features flexible AC and DC voltage compatibility, a compact housing, and dual LED indicators for easy alignment and troubleshooting. With an IP66-rated enclosure and sensitivity adjustment, this sensor performs consistently in demanding indoor and outdoor environments while supporting simple installation and dependable operation.
- Retroreflective photoeye with 50 foot sensing range
- Wide operating voltage supports AC and DC systems
- IP66 enclosure for outdoor and harsh environments
- Compact housing with dual LED status indicators
- Sensitivity adjustment for precise detection control
Retroreflective photoeye sensor with 50-foot operating range for reliable detection in access control systems.
Kit includes photoeye and reflector, both with protective hoods, plus a mounting bracket and hardware for quick setup.
Adjustable sensitivity ensures optimal performance across various environmental and installation conditions.
Wide voltage compatibility: operates on 12–240 VDC and 24–240 VAC power supplies for flexible integration.
Durable IP66-rated enclosure provides superior protection against dust and water, ideal for outdoor use.
Compact design with dimensions of 2.5” H × 1.5” D × 0.75” W allows for unobtrusive mounting in tight spaces.
Fast 10 ms response time supports high-speed applications requiring immediate obstruction detection.
Fail-safe relay output rated for 125V AC, 110V DC, and 30V DC, ensuring dependable signal transmission.
Operates effectively in temperatures from -20°C to +55°C, suitable for diverse climate conditions.
Includes 6-foot lead wire for easy electrical connection during installation.
Equipped with two LED indicators for status monitoring and simplified troubleshooting.
Ideal for entrapment protection on overhead doors, gates, and barrier systems.
CE certified for compliance with European safety and performance standards.
Includes mounting bracket and pre-installed hoods for streamlined assembly and added protection.
Available in kit (EMX-5250-K) or sensor-only (EMX-5250-2) versions to match project requirements.
| MODEL NAME | NIR-50 Retroreflective Photoeye |
| CONFIGURATION | Retroreflective |
| KIT CONTENTS | Photoeye with hood, reflector with hood, mounting bracket with hardware |
| OPERATING RANGE | 50 feet |
| SENSITIVITY | Adjustable |
| VOLTAGE RANGE | 12 – 240 VDC, 24 – 240 VAC |
| ENCLOSURE RATING | IP66 (IEC standard) |
| LEAD WIRE LENGTH | 6 feet |
| LED INDICATORS | 2 |
| DIMENSIONS | H = 2.5”, D = 1.5”, W = 0.75” |
| RESPONSE TIME | 10 ms maximum |
| FAIL SAFE RELAY OUTPUT | 125V AC 0.6A, 110V DC 0.6A, 30V DC 2A |
| OPERATING TEMPERATURE | -20°C to +55°C (-4°F to +131°F) |
| CERTIFICATIONS | CE |
| UL COMPLIANCE | Not UL compliant |
| PART NUMBER (KIT) | EMX-5250-K |
| PART NUMBER (SENSOR ONLY) | EMX-5250-2 |
| APPLICATION | Entrapment protection for overhead doors, gates, and barriers |
| MOUNTING BRACKET | Included |
| HOODS | Included on photoeye and reflector |
| COMPACT DESIGN | Yes |
NIR-50 Retroreflective Photoeye Kit from Alfa Iris offers dependable entrapment protection for overhead doors, gates, and barrier systems. Designed with a 50 ft. sensing range and flexible voltage compatibility, it delivers reliable performance in diverse safety and access control applications. Its compact housing, LED indicators, and sensitivity adjustment make it an easy-to-install and effective safety sensor.
Engineered for Safety and Performance
The NIR-50 features a watertight IP66 enclosure for dependable outdoor operation and includes key safety elements such as dual LED indicators and a fail-safe relay output. Its retroreflective configuration minimizes wiring by requiring power only at the sensor side. The kit includes a sensor with hood, reflector with hood, and mounting bracket with hardware—everything needed for fast, secure installation.
- 50 ft. retroreflective sensing range
- Watertight IP66-rated housing for outdoor reliability
- Flexible voltage: 12–240 VDC, 24–240 VAC
- Compact size: 2.5" H x 1.5" D x 0.75" W
- 6 ft. lead wire and sensitivity adjustment
Simple Installation and Broad Compatibility
With universal voltage input and compact form, the NIR-50 is ideal for integration into a wide range of access control and safety systems. Though not UL325 compliant, it's well-suited for systems not requiring UL monitoring. Installers benefit from a plug-and-play design and robust mounting hardware for secure attachment to gates or overhead doors.
- Overhead doors and automatic gate systems
- Barrier arm access control setups
- Non-UL325 monitored safety applications
For safety-conscious professionals seeking a cost-effective and easy-to-install photoeye kit, the NIR-50 from Alfa Iris delivers durable performance and essential safety features. Available through trusted USA access control and gate automation dealers.
Technical Specifications
- Model: NIR-50
- Sensing Range: 50 feet
- Voltage: 12–240 VDC / 24–240 VAC
- Dimensions: 2.5” H x 1.5” D x 0.75” W
- Lead Wire: 6 feet
- Response Time: 10 ms max
- Fail-Safe Relay Output: 125V AC 0.6A / 110V DC 0.6A / 30V DC 2A
- Enclosure Rating: IP66
- Certifications: CE
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