Seco-Larm E-939-S50RHGQ 50ft Reflective Photobeam Sensor
SKU
E-939-S50RHGQ
Model No
E-939-S50RHGQ
Call For Price: 800-955-5201
Product Highlights
- Up to 50ft (15m) sensing range
- Dual-color LED alignment
- Form C relay: NO/NC/COM, 1A@24VDC
- Adjustable sensor range
- Weatherproof construction for indoor/outdoor use (IP66)

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The E-939-S50RHGQ from Seco-Larm is a reflective photobeam sensor, expertly designed to enhance security with up to 50ft detection range. Operating on 12-30VDC/VAC, this sensor features a monitored output for reliable performance, including a pulse option. Its weatherproof capability allows for versatile indoor and outdoor installations, ensuring optimal protection through innovative technology. With easy alignment and adjustable settings, the E-939-S50RHGQ stands out as a robust solution for enhancing safety.
Seco-Larm E-939-S50RHGQ Key Features
- Multimode Sensor: Offers 10K, N.C., and pulse/heartbeat monitoring for versatile detection options.
- Advanced Design: Large sensor and patented reflector design ensure a broad sensing area and simplifies installation.
- Sensing Range: Detects movement up to 50ft (15m), providing a dependable perimeter defense.
- LED Alignment: Dual-color LED aids in precise alignment for optimal sensor performance.
- Form C Relay: Supports NO/NC/COM, rated at 1A@24VDC for flexible output configurations.
- Adjustable Range: Customizable detection range to suit specific security needs.
- Weatherproof Rating: Constructed to IP66 standards for reliable operation in various environmental conditions.
- Complete Set Included: Comes with a large reflector and reflector hood for enhanced sensing capabilities.
- Monitored Output: Provides N.C., 10k? resistor, and pulse (2 or 3 Frequency) for comprehensive monitoring.
- Convenient Installation: Features a pre-wired 6ft (1.8m) cord for simplified setup.
Seco-Larm E-939-S50RHGQ Detailed Specifications
| Detection Range | Up to 50ft (15m) |
| Operating Voltage | 12-30VDC/VAC, 60Hz, 100mA |
| Monitored Output | Pulse (2 or 4 wires, 2 or 3 pulses), N.C., 10k? Resistor |
| Relay Configuration | Form C relay: NO/NC/COM 2A@30VAC/VDC |
| Weatherproof Rating | IP66 for indoor/outdoor use |
| LED Indicator | Dual-color for alignment assistance |
| Included Components | Sensor, 3” Round Reflector, Hood |
| Cord Length | Pre-wired 6ft (1.8m) |
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