Parking Guidance System

PD-640 Ultrasonic Detector

A dependable ultrasonic detector developed for vehicle presence detection, space inventory, and guidance support in multi-level parking facilities.

PD-640 ultrasonic detector

Reliable Vehicle Detection with Service-Friendly Design

The PD-640 uses ultrasonic sensing to detect vehicles and moving objects while helping reduce false alarms common in other sensing methods. Its detachable module design makes installation and maintenance easier for large parking projects.

1
Accurate Detection

Ultrasonic sensing supports dependable vehicle presence monitoring.

2
Flexible Range

Detection distance can be set to match different installation heights.

3
Easy Service

Detachable horn and base structure speeds replacement and maintenance.

4
Guidance Ready

Works with LED indication and parking software for full guidance deployment.

Key Features

  • Designed for detecting vehicles and moving objects.
  • Ultrasonic sensing helps reduce false alarm issues compared with infrared or microwave methods.
  • Adjustable detection range from 1.2 to 4.8 meters through external DIP switch settings.
  • Automatic temperature compensation improves sensing accuracy.
  • Detachable detector horn and base board support easier installation and maintenance.
  • Dual-color LED indication available in green/red or blue/red combinations.
  • Suitable for parking guidance integration in multi-story ramps.

Application Value

Parking Inventory

Reliable occupancy information for parking space counting and availability control.

Visual Guidance

Can work with illuminated displays to guide drivers from entry to available spaces and back to the exit.

Reserved Space Display

Blue indication can be used for reserved or accessible parking spaces depending on system programming.

Easy Installation

Quick Setup in Just 4 Simple Steps

1

Mount the Base Plate

Install the base plate securely with straightforward hardware fixing.

2

Connect the Wiring

Connect the signal and power wiring according to the system layout.

3

Attach the Detector

Fit the detachable detector module onto the mounted base.

4

Adjust and Operate

Set the required detection range and begin operation.

Installation Benefits

Detachable module design

Easier service access

Adjustable sensing range

Reduced maintenance time

Technical Specifications

Sensor TechnologyUltrasonic
Detection Range1.2 to 4.8 meters, adjustable by DIP switch
ApplicationVehicle and moving-object detection for parking guidance
Temperature CompensationAutomatic calibration
Status IndicationDual-color LED indication
LED Color OptionsGreen/red or blue/red
Maintenance DesignDetachable detector horn and base board
Guidance IntegrationCompatible with intelligent parking guidance software and display systems
Typical UseParking space inventory in multi-story parking ramps

Need a Flexible Ultrasonic Detector?

Contact PSM for detector layout planning, integration support, and project consultation.

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