Presence Detector – PD300 / PD310

Part Number: M75-RADAR-HP00

Summary

The Presence Detector enables vehicle-activated flashing for TraffiCalm systems by triggering illumination only when a vehicle is present in range. Using high-accuracy FMCW radar technology, the detector provides precise range and velocity measurements, enabling efficient activation of LED signs and reduced power consumption. Its compact, sealed design allows fast installation and reliable performance in harsh environmental conditions.

Product Options

• M75-RADAR-HP00

Specifications

Detection

• FMCW (Frequency-Modulated Continuous-Wave) radar
• Range: up to 120 ft
• Beam angle: 38° × 45°
• Occupied band: 24.020 GHz to 24.230 GHz
• Highway detection mode: up to 120 ft
• Intersection mode: up to 80 ft

Compatibility

• Integrates with all TraffiCalm Controllers and Collaborators

Environmental

• Weatherproof sealed enclosure
• Potted electronics (hermetically sealed)
• Operating temperature range: −29.2°F to +165.2°F (−34°C to +74°C)

Physical Description

• Size: 1.9" w × 2.1" h × 0.9" d (4.5 cm × 4.8 cm × 2.4 cm)
• Weight: 0.1 lbs (0.05 kg)
• Mounting: Universal bracket for most round or square posts
• Cable: 10 ft (3 m) extension to reach controller or collaborator

Warranty

• 5-year limited warranty
• Unlimited technical support from U.S.-based technicians

Why Choose the Presence Detector?

• Highly accurate radar detection of vehicle motion
• Enables vehicle-triggered flashing to improve visibility and reduce energy consumption
• Fully sealed and weather-resistant for long-term outdoor deployment
• Small and lightweight for rapid installation
• Compatible with the full TraffiCalm ecosystem
• Manufactured in the USA in an ISO-certified facility
• Build America / Buy America compliant