Seco-Larm E-964-D390Q Twin Photobeam Multi-Frequency Detectors with Laser Beam Alignment, 390ft (120m) Outdoors, 790ft (240m) Indoors

• Built-in laser beam alignment system speeds accurate, reliable positioning.
• Twin infrared beams provide reliable perimeter security, minimizing false alarms from falling leaves, birds, etc.
• Lensed optics reinforce beam strength & provide excellent immunity to false alarms due to rain, snow, mist, etc.
• Weatherproof, sunlight-filtering case for indoor & outdoor use.
• Anti-frost system so that beam functions even in extreme conditions.
• Automatic input power filtering with special noise rejection circuitry.
• NC/NO alarm output.
• N.C. tamper circuit included.
• Non-polarized power inputs.
• Quick, easy installation with built-in laser beam alignment system.
• Interruption time adjustable for nearly all situations.

• Max. range (outdoor): 390' (120m)
• Max. range (indoor): 790' (240m)
• Current: 64mA
• Power: 10~30VAC/VDC (Non-polarized)
• Detection method: Simultaneous break of 2 beams
• Interrupt speed: 50msec~700msec (variable)
• Alarm output: NO/NC relay, 1A@120VAC
• Tamper output: NC. switch, 1A@120VAC
• Alarm LED: Red LED (Receiver) ON: If an alarm is initiated
• Tuning LED: Yellow LED (Receiver) ON: If alignment is weak
• Operation LED: Green LED (transmitter & receiver) ON: If power is applied.
• Laser wavelength: 650nm.
• Laser output power: 5mW.
• Alignment angle: Horizontal (+/-)90, Vertical: (+/-)5
• Operating temperature: -13~+131 F (-25~+55 C)
• Weight: 2.5-lb (1.1kg)
• Case: PC Resin