คุณสมบัติ
- Twin beams provide reliable perimeter security, minimizing false alarms for falling leaves, birds, etc.
- Lensed optics reinforce beam strength and provide excellent immunity to false alarms due to rain, snow, mist etc.
- Weatherproof, sunlight-filtering case
- Non-polarized power inputs
- Anti-frost system
- Automatic input power filtering with special noise rejection circuitry
- NC/NO Alarm output NC Tamper circuit included
- “U” Brackets included for pole mounting
- Quick, easy installation with built-in laser beam alignment system *E-964-D390Q also features:
- Four selectable beam frequencies