The Precision ET-15 Photoelectric Switch is a reliable solution for automating lighting systems, designed to activate lights at dusk and deactivate them at dawn.
Key Features
- Voltage and Load Capacity: Operates at 120 volts AC with a tungsten load capacity of 1,000 watts and a ballast load capacity of 1,800 VA.
- Housing: Constructed with weatherproof Lexan® material, ensuring durability in various environmental conditions.
- Photocell Sensor: Features a broad surface sensing element for accurate light detection.
- Adjustable Light Levels: Factory set to turn on at 1 to 3 foot-candles, with an external slide allowing field adjustments between 3 to 10 foot-candles.
- Switch Type: Single-pole, single-throw (SPST) with normally closed contacts during nighttime operation.
- Temperature Range: Operates efficiently in temperatures ranging from -40°F to 158°F.
- Installation: Equipped with a 1/2-inch-14 threaded stem, fitting standard 1/2-inch knockouts, and includes a swivel mount for optimal positioning.
- Dimensions: Measures 3.5 inches in length, 1.25 inches in width, and 1.25 inches in height.
Applications
Ideal for controlling outdoor lighting systems such as wall packs, floodlights, and pole lights, the ET-15 is compatible with various lighting technologies, including HID, induction, LED, and CFL.
Installation Guidelines
For optimal performance, install the photocell in an approved weatherproof box, ensuring the sensor is positioned to receive adequate ambient light. Avoid installing the photocell below the box; mounting it on top or on the side is recommended. During testing, cover the sensor completely to simulate nighttime conditions and verify proper operation.
The Precision ET-15 Photoelectric Switch offers a dependable and adjustable solution for automated lighting control, enhancing energy efficiency and convenience in various outdoor lighting applications.
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