Description

Legrand WS PIR Wall Switch Sensor — White & Occupancy Detection

The Legrand WS301W is a white PIR wall switch sensor designed for occupancy detection. This sensor switch, identified by MPN WS301W, operates on 120/277V and supports a load capacity of up to 1200W. It features a single-pole configuration, making it ideal for replacing existing wall switches in commercial settings.

Key Features

Zero Crossing Circuitry: Reduces stress on the relay, enhancing sensor life.
Adjustable Settings: Time delay and sensitivity can be customized for optimal performance.
Fresnel Lens: Two-tier lens enhances detection at the desktop level.
Light Level Sensor: Prevents lights from turning on when ambient light is sufficient.
Voltage Drop Protection: Patented feature ensures reliable operation.
Manual-ON Default: Maximizes energy savings by defaulting to manual-on operation.
Compact Design: Shallow back housing with flying leads for easy installation.
Optional Neutral Connection: Break-off tab allows for neutral terminal exposure.
Button Feedback: Provides positive tactile feedback for user assurance.
RoHS Conformant: Meets environmental and safety standards.

Construction & Interface

The sensor features a white finish and fits behind a standard decorator wall plate, which is sold separately. It includes a built-in light level sensor and provides a tactile feedback button for ease of use.

Sensor, Smart & Timer Capabilities

The WS301W utilizes PIR technology for occupancy detection, offering a 180-degree sensing range and covering up to 900 sq ft. It defaults to manual-on operation, promoting energy efficiency.

Wiring & Installation

This sensor does not require a neutral wire, simplifying installation. It is designed for single-pole applications and includes flying leads for straightforward wiring.