Who's guarding the crossing? Harmon, of course, activating gates and signal lights with the industry's most widely accepted crossing predictors and processors. Our newest generation of equipment is adaptable to low-to-high traffic crossing areas, increasing control options while retaining ease of programming. All Harmon crossing electronics are manufactured for long-term reliability and ease of maintenance.

HXP/PMD Principles

Harmon technology leads the industry for crossing systems that activate warning devices when trains approach grade crossings.


Turnkey Crossing Systems

An entire system from a single supplier: system design, all the electronics, hardware, accessories, even installation and maintenance.


HXP-3

Harmon Crossing Processor-3

Provides constant warning time with varying train speeds. May be configured for single or double track applications.


HXP/PMD-3

Harmon Crossing Processor/Phase Motion Detector-3

Harmon's entry level predictor combines basic predictor capability with an effortless adjustment sequence.


PMD-3

Phase Motion Detector-3

Advanced operating features and recording options expand capabilities in motion detector applications.


AFTAC-II

Audio Frequency Train Activated Circuit II

This FM audio overlay system is designed to replace existing DC circuits controlling warning devices at a grade crossing.


SCX-1

Solid State Crossing Controller

Fully programmable, microprocessor based AC/DC track circuit system designed for railroad crossing control.


XLC

Crossing Lamp Controller

With advanced flashing light circuit technology, the XLC provides the flasher and bell outputs for virtually any standard crossing application.


VLG

Vital Logic Gate

The VLG provides safe, reliable, relay-like operations. Options easily adapt the VLG for various applications requiring multiple inputs.


CCU-2

Crossing Control Unit-2

This fully integrated solid-state crossing interface combines multiple functions into a single relay-less package.


RELATED PRODUCT GROUPINGS [links]

VOICE RF COMMUNICATIONS & TONE CONTROLLERS

RECORDER & MONITOR SYSTEMS

DATA COMMUNICATIONS SYSTEMS

SIGNALING STRUCTURES & ACCESSORIES