Seco-Larm E-964-Q660Q Multi-Frequency Quad Photobeam Detector with Laser Beam Alignment, Indoor or Outdoor Use, Up to 660ft (200m) Outdoor and 1320ft (400m) Indoors Range, 12-24 VAC/VDC
Key Features:Built-in laser beam alignment system speeds accurate, reliable positioning, multi-frequency (4 channels selectable)
Quad infrared beams provide reliable perimeter security, minimizing false alarms from falling leaves, birds, and other, lensed optics reinforce beam strength and provide excellent immunity to false alarms
Weatherproof (IP55), sunlight-filtering case for indoor and outdoor use, anti-frost system with built-in heater so that beam functions even in extreme conditions
NO/NC alarm output, N.C. tamper circuit included, non-polarized power inputs, quick, easy installation with built-in laser beam and audible alignment system
Built-in alignment strength indicator, interruption time adjustable for nearly all situations

Specifications:Type: Quad multi-frequency photobeam detectors with laser beam alignment
Current draw: 125mA,Tx & Rx, 290mA with heater as well
Sensing range: Outdoor- 660 feet (200m) Indoor- 1320 feet (400m)
Operating voltage: AC/DC 12~24V (Non-polarized)
IP rating: IP55
Interupt speed: 50msec~700msec (adjustable)
LEDs – Red: Alarm LED (receiver) – when transmitter and receiver are not aligned or when beam is broken
LEDs – Green: Power LED (Rx & Tx)- indicates connected to power
Detection system: Simultaneous break of 4 beams
Alarm output: Form ""C"" relay COM/N.O./N.C. 1A@125VAC/24VDC
Case material: PC Resin
Laser wavelength: 650nm
Dimensions: 15-1/4 x 4-7/16 x 4-11/32 inches
Laser output power: 5mW
Alignment angle: Horizontal (+/-)90 degrees, Vertical: (+/-)15 degrees
Weight: 5.73 lbs