sensor

  1. I

    Day on / Night Off - Sensor

    Hi folks, I'm looking to see if there is a photoelectric sensor which works opposite to the ones normally fitted for out door lighting. The readily available ones normally operate dusk till dawn. But I require on that operates dawn till dusk. The customer wants a machine to run during daylight...
  2. Midwest

    PIR sensor wiring for Stairs

    Silly question time. I've never wired up PIR sensors for stairs before. Today I went to replace a 'faulty' sensor, on the grd floor of stairs. Tested sensor, which had 3c to it, but think the installer had connected the wires incorrectly; sw/L (black sleeved brown) was in the L terminal & L...
  3. I

    Stairway movement sensor wiring

    Hello, I want to install movement sensors where i have my light switches on my staircase. At present i have a two way switches at both the top and bottom of the stairs. Any advice will be very much appreciated
  4. J

    Question about bypassing a PIR and ambient light sensor

    Hi, I would like to bypass an outdoor light PIR and ambient sensor as I have put a wifi smart bulb in, which gives me more more flexibility about scheduling the light to come on and being able to turn it on and off via google assistant etc. Using the maximum duration setting on the...
  5. D

    Bmw Speed sensor pulse wire

    As above, I purchased a front parking sensor kit for my BMW f20 118d 2012. The system requires connection to a speed pulse wire to activate the sensors below a certain speed. Does anyone know what colour wire it is and where is the best place to tap in to it?
  6. Rocboni

    Closed loop Sensor monitoring

    Hello, How are closed loop sensors like the below and monitored integrated into a control system, isolation switches/switch amplifiers? These are typically used on explosion panels where when they blow off it snaps the cable or ceramic plate causing an open circuit. (I’m Prepared for the...
  7. S

    Bathroom fan with timer and motion sensor

    Hi please can someone help me on this situation I wired 3 core and earth from light to fan isolater from isolater to fan Problem I got the fan is it’s only got live and neutral no switch live connection My fan is m100-pir/t monsoon It’s got motion sensor and timer jus confused were do I put...
  8. F

    Simple question about installing motion sensor

    Hello, I have a simple problem, but I can't seem to find how to solve it. I hope someone here can help me out. I have a lamp that is connected to 2 light switches. I wanted to replace 1 light switch with a motion sensor. In the previous switch 2 black cables arrived and 1 grey cable left...
  9. G

    Parking sensor continually sounding. Ahhh.

    Hi All, Im new to this forum with an issue to solve if anyone can help. I have a Mitsubishi L200 with front and rear parking sensors and the front sensors have started an intermittent beeping sound while driving with nothing in range for normal activation. At times its almost continual. Each...
  10. Gustavo Cardoso

    Switch Infra-red Sensor

    Hello guys, I bought a little sensor to put on the ceiling of my loo as kids are always forgetting the lights on. At the moment I have those ceiling pull cords that you can switch on/off. The problem is that I don't know how to install that thing, it comes with a drawing but I have no idea...
  11. the pict

    zinc microwave sensor parallel N ?

    Has anyone fitted these, I just do not understand the connection diagram Pict
  12. S

    Electrician Jobs Replacing a sensor on an outside light.

    I have two outside lights controlled by a single sensor which has failed. The sensor is about 2½ metres up the wall and was only installed last year.
  13. D

    Photocell sensor tracing

    Hi. Amateur posting... I have a photocell sensor on the external wall of the property. Didn't appear to be controlling anything but looked ancient so Replaced it with a new one, expecting it to be controlling the outside porch light. Still nothing? Any ideas how I can trace what it could be...
  14. A

    Sensor to detect when a light is turned on

    Hi, I'm looking for something rather specific and I don't know if it exists or not. I'm trying to plan a system that allows the lighting circuits in a house to be powered by a solar system and a small inverter when the battery has enough power, and will revert to a mains supply if the battery...
  15. J

    PIR Sensor to multiple lights

    Hi all, looking to fit a PIR sensor and any advice would be greatly appreciated. Senario - an outside corridor has 6 lights, presently on a timer. These 6 lights now need to come on and off by a PIR Sensor. I have previous experience as an electicians mate and have done odd indoor PIR Systems...
  16. C

    New to the forum just wanting advise on a sensor in a bathroom

    Hi Basically I just want to know what is required to fit a sensor in my bathroom and do away with the light switch completely. I'm having a new stud wall built with a pocket siding door inside the wall. So the joiner said I'd need to get a pull down light switch so there would be no wires in...
  17. Simon-0116

    2 way switching pir led

    Been to fit new led pir flood. 3core +e. Perm live. Sw live. N e. Flood is 2core. So wired it perm live set up works a treat. Customer rings up wants it on switch. After investigating switch is a 2 way.. any way of doing this so works on pir then on with switch. It's a sealed led...
  18. A

    Room Sensing Stat

    Could you please explain this to me? How does it work? How can you identify if its faulty or working? ... I am talking about the sensor which has long wire and a tube in the end. Its shown in the following link: Dimplex 86661 TSB Room Sensing Stat (Storage Heaters) -...
  19. A

    Xpelair 12v humidistat fan

    Hello all, I am looking to install an xpelair 12v fan in a bathroom with a humidity sensor (model no. 92970AW). I can't quite work out from the instruction manual whether the humidity sensor is in the fan itself or in the transformer. due to the size of the bathroom and the position of the bath...
  20. G

    2 Gang pir switch

    hi all, Got a 2 gang switch in my utility one for frourecents and one for a outside light. Thing is I want a pir switch just to do the utility lights and switch the outside separately without chopping in another switch , found this and was wondering if it was any good GI2DPC - 2 Gang Green-i...
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