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GO Sensor

The Prolojik GS400 series multi-function sensor delivers high accuracy measurement in a discreet form factor.

Prolojik GS400 sensors have been designed to complement the Prolojik Go GL100 lighting control module and are available in a range of lens types and finishes.



Sensor type: Passive Infra-Red, Quad Element

Field of view: 360˚

Coverage: 2.5 x height of ceiling (7 meters max)

Light Level

Sensor type: Photo-diode

Accuracy: +/-5% across range

Field of view: 360˚

Active Infra-red receiver

Used for dimming & scene setting



Temperature: -10˚C to +60˚CHumidity: 0% - 90% non-condensing

In Use

Temperature: 0 to +56˚CHumidity: 10% - 90% non-condensing

Conformity & Standards

EMC immunity EN61000-6-1

EMC emissions EN61000-6-3

Housing material flame-proof ABS

ARCOM MasterSpec 2013 Classification 29 09 23

IP rating when installed IP31


29mm deep x 52.2mm diameter

Face 52.2mmWeight 21g

Cut out diameter: 40mm

Commissioning aids

Occupancy walk test via LED - single flash

IR reception from PC100 / PC310 - triple flash


For use with ceiling tiles from 1 to 20mm thick

A hole of 40mm diameter should cut in the tile before fitting

Do NOT fit within one meter of forced air heating or ventilation, or other sources of heat or draughts

Do NOT fit so that direct sunlight or artificial light passes straight into the unit

Do not obscure sensor by fixtures and fittings

Do NOT fit on a moving or vibrating surface

GS400 Connector

FCC68 4P4C RJ11 terminated like-for-like at each end

Plug not included (Available from Prolojik)

Power Consumption

20mA nominal consumption at 12V