Comparing zencontrol's zc-mw-da and zc-pir-da Sensors

Creation date: 4/23/2025 2:51 PM    Updated: 4/23/2025 2:57 PM   comparison infra red microwave passive sensor smp zencontrol

Lighting control in commercial buildings should be reliable, energy-efficient, and responsive to movement. zencontrol offers two sensor options to meet different environmental needs: the zc-mw-da microwave sensor and the zc-pir-da passive infrared sensor.

Microwave Sensor Technology

Microwave sensors detect motion by emitting high-frequency electromagnetic waves and measuring their reflection off moving objects. This method enables detection of small and large movements and allows sensing through certain materials such as glass or thin plastic. These sensors are especially useful in environments where line-of-sight may be obstructed or where higher sensitivity is required.

Sensor Overview

The zc-mw-da detects motion by emitting microwave signals and measuring reflection changes. It provides wide coverage and is effective through certain materials like glass or thin partitions.

The zc-pir-da detects motion through changes in infrared heat, typically from body heat. It is a common choice for straightforward, unobstructed spaces.

Product Comparison

Feature

zc-mw-da (Microwave)

zc-pir-da (Passive Infrared)

Detection Method

Microwave signal reflection

Infrared heat detection

Sensitivity

High, detects small motion

Moderate, requires body heat

Range and Coverage

Broad, adjustable

Limited, directional

Detection Through

Glass, plastic, thin barriers

Line of sight only

False Alarm Susceptibility

Low indoors

Higher in variable heat environments

Best Use

Large or partitioned spaces

Small, open spaces

zc-mw-da Key Features

  • Detects minor motion
  • Suitable for high ceilings and large zones
  • Works through some barriers
  • Can be installed in ceilings or behind panels

zc-pir-da Key Features

  • Simple detection in clear, open spaces
  • Cost-effective
  • Works well in smaller rooms without obstructions

Recommended Use Cases

zc-mw-da:

  • Offices (open-plan)
  • Restrooms
  • Warehouses
  • Corridors
  • Underground car parks

zc-pir-da:

  • Meeting rooms
  • Storage areas
  • Private offices
  • Utility rooms

Summary

zencontrol provides two sensor types tailored for different commercial lighting needs. The zc-mw-da is designed for complex or large areas, while the zc-pir-da is ideal for simple, smaller spaces. Both options contribute to more efficient and responsive lighting systems.

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