Uma porta de casa de banho encontra-se entreaberta enquanto um interruptor com sensor de movimento apresenta um cone de deteção que alcança o corredor. Uma pessoa passa no corredor enquanto as luzes do móvel da casa de banho estão acesas.

If your bathroom occupancy switch turns on from hallway traffic, the problem is usually an open door creating a line-of-sight slice. Use a quick walk test, then aim or mask the sensor so it catches the first step in but ignores pass-bys.

Uma caixa metálica de interruptor de parede aberta apresenta no seu interior um fio preto, um fio branco e um cabo revestido a pano. A extremidade da caixa está enferrujada e a parede envolvente apresenta fissuras.

Older homes often lack a neutral in the wall box, and that wiring reality determines whether a PIR sensor switch will be stable or glitchy with LEDs. This guide explains what to check, why no-neutral switches misbehave, safer alternatives, and what to avoid.

Uma mulher desce uma escadaria moderna com iluminação quente nos degraus. Os interruptores de luz são visíveis nas paredes junto ao vão de escada.

Make multi-location stair lighting feel like a normal 3-way using Rayzeek PIR switches. Learn placement, the one-decider principle, safe timeout tuning, and a walk-test protocol that prevents flicker and mid-stair darkness.

Dois apliques na parede de um corredor apresentam diferentes intensidades de luz enquanto o interruptor está desligado. O aplique da esquerda emite um brilho verde ténue, enquanto o aplique da direita permanece devidamente escuro, apenas com um pequeno ponto brilhante derivado de luz residual.

LEDs that glow when off, flicker at timeout, or shut off “randomly” usually aren’t a bad switch. This field guide shows how to name the symptom, run one-change tests, and match the fix to drivers, heat, load, or false triggers.

Um homem está sentado a uma mesa de conferência com um portátil, enquanto um ecrã fixado na parede exibe uma videochamada com várias pessoas. A sala encontra-se com luz reduzida, com a luz do dia a filtrar-se através de uma persiana.

Conference rooms can pass a walk test and still go dark mid-call when people sit still. Learn a practical control contract—often vacancy mode—plus validation steps for seated presence, sensor placement, and timeouts that keep video meetings reliable without making rooms always-on.

Um provador de loja com abertura por cortina, um banco e um espelho emoldurado. Um sensor de presença de teto com um pequeno indicador luminoso é visível por cima da entrada.

Fitting rooms fail in two ways: lights that shut off mid-change or never shut off at all. Learn a practical trigger-hold-release approach, plus a 10-minute per-room checklist and humane settings that prevent both outcomes.

Cutaway diagram of a laundry closet with louvered bifold doors and a wall PIR sensor sending detection beams toward a stacked washer and dryer and a person folding clothes. Labels show how the door slats break up infrared patterns and contribute to false triggers and missed stationary motion.

Louvered bifold doors can make a PIR sensor “see” hallway motion and airflow, causing false-ons and mid-task shut-offs. Learn a durable fix order: re-aim or relocate, mask the hallway sector, use vacancy mode, then fine-tune settings with real walk-tests.

A garage interior shows a ceiling-mounted motion sensor with a red detection grid overlaying a parked car and the floor. Sun stripes cross the concrete, and graphic overlays indicate heat emissions and air currents as potential trigger sources.

Garage PIR switches often aren’t broken—they’re reacting to sun stripes, hot car cool-down, and door-plane temperature swings. Fix false triggers by changing the sensor’s view first, then fine-tuning settings and adding daylight gating.

A split-level staircase diagram shows multiple motion sensors with orange detection cones covering the bottom stairs, landing zone, and top stairs. Labels indicate wiring in parallel and highlight the crucial landing area.

Split-level stair landings often cause motion lights to snap off and on because of short timeouts and poor line-of-sight during the pivot. Learn how to fix landing strobe by adjusting hold time, aiming for cross-traffic, and designing multi-location controls correctly.

A dim bedroom shows a person in pajamas near the bed while a cat lies on the rug. A ceiling sensor labeled vacancy mode and a phone-style overlay display 12:17 a.m.

Bedroom motion lights fail when they surprise you at night. Vacancy mode keeps bedrooms manual-on for consent, while safety comes from a dim, warm, predictable path from bed to hall to bathroom.

Portuguese (Portugal)