EMX Ultra II D-TEK Plug In Style Vehicle Loop Detector

The ULTRA-II Vehicle Loop Detector with Detachable 7-Pin Terminal Block (EMX-2663-1) is designed for reliable vehicle detection in access control and gate systems. Operating on 12–24V AC/DC, this compact detector provides consistent performance while simplifying installation with a removable 7-position screw terminal.

Built for ease of setup and dependable operation, the ULTRA-II features the ULTRAMETER™ display for accurate sensitivity adjustment and diagnostics. Its compact, energy-efficient design makes it well-suited for installations where space is limited and reliable detection is required.

Key Features

• 12–24V AC/DC power input
• Detachable 7-pin terminal block for simplified wiring
• ULTRAMETER™ display for sensitivity and diagnostic feedback
• 10 adjustable sensitivity levels (0–9)
• 4 selectable loop frequencies to reduce crosstalk
• Automatic Sensitivity Boost (ASB) to maintain detection of high-bed vehicles
• Selectable pulse or presence relay output
• Fail safe operation on loop failure and fail secure on power loss

Electrical & Output Specifications

• Power supply: 12–24V AC/DC
• Current draw: 18 mA maximum
• Relay output: 1A @ 24VDC (NO/NC contacts)
• Green LED for power/loop fault indication
• Red LED for detection and frequency count
• Integrated lightning and surge protection

Loop & Physical Specifications

• Loop inductance range: 20–2000 µH (Q-factor > 5)
• Automatic environmental tracking and loop compensation
• Frequency counter for setup and crosstalk prevention
• Operating temperature: -40°F to 180°F, up to 95% humidity
• Compact size: 3.0” L x 0.9” W x 2.75” H
• Durable ABS housing
• Connection: 7-position screw terminal

The ULTRA-II loop detector provides a practical solution for installers seeking a compact, easy-to-configure detection device. Its combination of adjustable sensitivity, diagnostic feedback, and flexible output modes supports accurate and reliable vehicle detection across a wide range of applications.