sensor

sensor

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  1. J

    DIY outside motion sensor

    Hello all. Just looking for others opinion on this set up. From what I remember my outdoor motion sensor light is hooked up from an indoor receptacle. I added a light switch as well to reset/ turn off the outdoor light. All are on a 15 amp circuit. My question is that is this set up ok? I...
  2. S

    Pyronix alarm disable door sensor

    Hi, I have a Pyronix home alarm and hoping for some assistance please. Alarm randomly keeps going off about 4 times every house (even in the middle of the night). Front Door tamper triggers therefore meaning there’s an issue with the door sensor. My Engineer is on holiday and isn’t picking...
  3. F

    Kerr Nelson EPS848 Speedo Sensor pin-outs

    Hi, does anybody know which of the 3 pins is which on a Kerr Nelson EPS848 Speedo Sensor?
  4. N

    Capacitive sensor wiring

    I'm trying to wire in a 4 core capacitive sensor into a safety circuit. I have brown, blue, white and black coloured cores and it's a NO sensor. What's the best way to wire this into a safety loop I am an apprentice and the sensor didn't come with any drawings, the info on the sensor just say...
  5. F

    Triac dimmer after PIR sensor

    Hi there, I am looking at specifying a Triac dimmer switch after a PIR and manual override to control several lights, i dont see an issue why this shouldnt work as the Triac dimmer is after the PIR. Has anyone done something like this before and had issues? I know its a bit unconventional but...
  6. L

    Add motion sensor to one light in bathroom

    Hi, Some advice would be appreciated… I have 4 downlights in the bathroom and want to add a motion sensor to turn on just one if everything is off. If I turn on the light switch I want all 4 to come on until it’s turned off again. Thanks, Shane
  7. B

    Control two fixtures with one motion sensor

    Hello. Please view attached images. I'd like some advice on having the motion sensor control both the light and fan. How should these wires be wired?
  8. P

    Adding a heat sensor to an existing, interconnected smoke alarm system

    I currently have a home with 7 interconnected, hard-wired smoke detectors. I have a hard-wired heat alarm in the garage that I need to have interconnected to the rest of the system, per local regulations. My solar installer added the heat sensor but does not seem to know how to handle the...
  9. A

    trying to install sensor switch

    SO, I have this Lutron single pole switch and I realize it has a neutral wire and of course the switch Im replacing has only the Hot and the load wires SOOO---What do I have to do try and find a sensor switch with no neutral? Is that a thing?
  10. D

    Voltage sensor on Charger

    What does the voltage sensor do for our car charging point? protect from surge or dropping power?
  11. O

    Motion Sensor Switch

    My 4 year old son won't go to bed without the light being left on and insists his door is closed when I leave. When the door is opened later to turn the light off he frequently wakes him up. I wanted to put a motion sensor light in his room if possible by replacing the existing light switch...
  12. G

    fitting a PIR sensor (4 wires)

    I recently purchased a LAP PIR sensor https://www.screwfix.com/p/lap-indoor-outdoor-white-pir-standalone-sensor-360-/9695v I presently have 4 wires where the old pull cord was (picture attached). Could someone please explain where the neutral wires are? The wiring is about 30 years old.
  13. M

    Wardrobe door sensor & LED lights

    Next week I'm starting to build a few built-in wardrobes for the bedrooms and I've hit a brick wall on the lightning element. Normally I run 1.5mm 2-core from a junction box to the different LED strip light locations, and then from the junction box to the LED driver and from there to a...
  14. D

    Query about Horstmann C-stat room sensor

    Hi there I’m new here and hoping I’m posting in the right place. I am a homeowner with little electrical or heating knowledge. I have a room sensor connected to the heating system which controls the radiators in the house. This one has something like an error on it which I don’t know how to...
  15. J

    2x motion sensor wall lights on one switch

    On either side of my front door is a motion sensor wall light - it looks like both lights operate from one light switch inside the house. The problem is only one of the sensor lights is responding to movement and switching on and off. The other light does not light up but clearly there is power...
  16. S

    Remote sensor for undercabinet lighting

    Hi. A client would like undercabinet lights in her new kitchen but there's no way to bring a lighting cable across the large space without significant disturbance to the ceiling. There's some expensive looking coving etc. Isn't there just a remote switch and relay I can fit that will turn of a...
  17. M

    Bypass PIR Motion Sensor for Earth in Clean Manner

    I’ve got a basic PIR motion sensor that I’m wiring into my garage just before the ceiling light. I’ve fitted it all fine and it works, however the light fitting requires an earth but the sensor doesn’t have a space for it in its terminal blocks. This is no problem and I’ve just joined the...
  18. Dartlec

    Good ceiling PIR sensor?

    Any recommendations on good quality flush mounted PIR sensor that work well? Need to install one in a upper market property, and had some poor experiences before with the stuff from the sheds. Needs to be as flush as possible ideally...
  19. C

    Citroen C4 l 2004 front left ABS wheel speed sensor fault.

    Citroen C4 l 2004 front left ABS wheel speed sensor fault. Hi, ABS and ESP lights up on the dashboard. Im getting a reading on Kph when driving on three sensors, except for the front left one. The left front wheel speed sensor has been replaced plus the ESP module and pump, and the...
  20. K

    Motion sensor instructions says one sensor per switch, Why?

    Hi. I'm new to the board and have two questions about security lighting with motions sensors. 1) I have 2 new LED security lights and 2 new motion sensors. The instructions says to only install one sensor per switch. Both lights are on the same switch and I want a sensor on each light, one in...

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