SECURUS/Hardware/Light sensor

Light sensor

Light sensors measure illuminance, for example to detect whether lighting is on unnecessarily, or in outdoor areas and greenhouses.

Milesight

EM500-LGT

Outdoor light sensor

Robust sensor with a separate light probe, for outdoor areas, roofs, car parks and greenhouses.

Measuring range: 0–100,000 lx, ±3 %
Cable: 3 m to the light probe
Data storage: 1,000 readings
Power supply: Battery, 1 × 19,000 mAh (ER34615)
Battery life: up to 10 years (10-min interval)
Protection rating: Transmitter IP67, light probe IP65
Mounting: Pole, wall or DIN rail

Technical datasheet (PDF)

Milesight

WS202

Indoor light sensor with motion detector

Detects motion in the room and measures whether it is light or dark, for example to report lights left on in empty rooms.

Detection: PIR, up to 8 m, 120° horizontal, 100° vertical
Light: light/dark by adjustable threshold (1–60,000 lx)
Power supply: Battery, 1 × 1,650 mAh (ER14335)
Battery life: up to 4.2 years (30-min interval, 30 triggers per day)
Protection rating: IP30
Dimensions: 50 × 50 × 23.8 mm
Mounting: Screws or adhesive pad

Technical datasheet (PDF)

Technical data according to the manufacturer's datasheet, battery life under the stated conditions. All devices shown transmit via LoRaWAN. In addition to these examples, we also use LoRaWAN devices from other manufacturers depending on requirements.

Relevant use cases

Lighting monitoring

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