TM919TK Astronomical Timer – Precision Control for Lighting and Equipment Key Features and Benefits Automated Sunrise and Sunset Adjustment The TM919TK timer automatically calculates daily sunrise and sunset times based on your geographic location. This ensures efficient, reliable operation yearround without the need for constant manual resetting. for maintaining consistent lighting schedules that match natural daylight patterns. Wide Latitude and Longitude Compatibility Designed to work anywhere in the world, the TM919TK supports latitude settings from 0 to 70 degrees North and longitude adjustments from 180 to 180 degrees. This broad range makes it suitable for installations in any climate or region. Simple Time Zone Configuration Easily set your local time with adjustable time zone settings from +12 to 12 hours. This flexibility allows accurate scheduling regardless of your global position. LongLife BuiltIn Calendar Equipped with a preprogrammed calendar valid through the year 2042, the timer maintains accuracy and performance for decades without needing calendar updates. Applications and Use Scenarios 1. Outdoor Lighting Control Ideal for managing streetlights, parking lot lights, or landscape illumination. The device ensures lights turn on precisely at sunset and off at sunrise, optimizing energy usage and reducing costs. 2. Agricultural Operations Suitable for controlling greenhouse lighting or farm equipment where schedules must align with changing daylight hours. Provides consistency for seasonal planting and harvesting cycles. 3. Security and Safety Systems for perimeter lighting, security cameras, and motion detection setups that depend on accurate daynight cycles for peak effectiveness. Performance and Compatibility Function: Astronomical scheduling based on location for automated onoff control. Compatibility: Works with various lighting and electrical systems requiring timed operation. Size and Material: Compact durable design suitable for wall or panel mounting in indoor or protected outdoor locations. Reliability: Maintains precision without manual adjustments for years, reducing maintenance needs. The TM919TK astronomical timer offers dependable daylightbased automation, ensuring your systems operate accurately and efficiently wherever they are installed. Its wide configurability, straightforward setup, and longterm performance make it an choice for commercial, municipal, and residential applications.