Vehicle detection is essential for automatic gate operation. It triggers the gate to open, ensures safe closure, and prevents the gate from closing on vehicles.
In-Ground Loop Detectors
How They Work
- Wire loop buried in pavement
- Creates electromagnetic field
- Metal vehicle changes field
- Detector senses change
Pros
- Very reliable
- Works with any vehicle
- Affordable
- Industry standard
Cons
- Requires cutting pavement
- Can fail if loop breaks
- Difficult to relocate
Above-Ground Sensors
Infrared/Photobeam
- Beam between posts
- Vehicle breaks beam
- Easy installation
- Can be blocked by debris
Radar/Microwave
- Detects moving vehicles
- No pavement cutting
- Easy to install
- May have false triggers
Magnetometers
- Detects metal mass
- Surface mount possible
- Battery or wired
- Newer technology
Applications
Free Exit
- Loop inside gate
- Opens gate automatically
- Convenient for residents
Safety/Shadow Loops
- Prevents closing on vehicle
- Required for safety
- Under gate path
Vehicle Presence
- Keeps gate open while vehicle present
- Prevents closing too soon
Detection System Installation
Standard Gate Co installs all types of vehicle detection systems. Call (323) 488-GATE to discuss your needs.