sensor

  1. C

    Microve Sensor question

    Hiya Gents. First post so please easy does it! Has anyone ever masked part of a microwave sensor to prevent nuisance triggering? What is suitable material? Thanks Phill.
  2. S

    burglar alarm advice..

    im asking to do some work on the orthopedic clinic but im not so familiar with burglary alarm..burglary alarm its ready in use and client asking to have another extra sensor to cover some place..to run the cable from the place where hi like that sensor to burglary alarm panel its quit difficult...
  3. B

    PIR Sensor Burn Out

    Hello, Can placing a piece of cardboard over a PIR sensor for a light cause it to burn out? I have been told that the cause of the sensor failing is the piece of card that we placed over it for a while to stop it being turned on; but I simply cannot imagine that an infrared sensor would burn...
    • benfreke
    • Thread
    • because cause out piece pir sensor
    • Replies: 24
    • Forum: UK Electrical Forum
  4. V

    PIR Wiring in bathroom and Hall

    Hi Guys,New member here,i need to replace my present pull cord switch in my bathroom with a pir motion sensor,whats the easiest solution,i only have 3 wires in the switch Red-Black and green/yellow earth.Also I would like to put a pir motion switch to replace the my on/off switch in the...
    • verve155
    • Thread
    • bathroom green motion neutral pir sensor switch wiring
    • Replies: 5
    • Forum: DIY Electrical Advice
  5. T

    Connecting a fan to shower power

    Hi all, a newbie requiring advice. I have been asked to fit a fan within a bathroom with the following constraints: 1. fan needs to work in daylight when light is off. 2. ideally on a timer so steam can be removed after showering. 3. humidistat not to be used as past units did not work to well...
    • tirfor
    • Thread
    • circuit connecting customer fan lighting power sensor shower switch
    • Replies: 210
    • Forum: UK Electrical Forum
  6. B

    motion sensor

    hi every1 wanting to replace my kitchen lite switch with a motion sensor switch my wires from back of switch plate r RED=L BLUE=N YELLOW=? and green and yellow =E. I uploaded a pic of the sensor diagram. any help is appreciated thanks.
  7. B

    light sensor

    hi there I,m new to the forum so hope Iv posted in the right sections. iv just got an infrared motion sensor to replace the light switch in my kitchen , there are 2 light switches in my kitchen 1 of them has 2 switches (1 for normal light and 1 for outside light) then there is another switch...
  8. D

    is this just a motion/occupancy sensor?

    My workplace have recently installed these devices into the ceilings of all the rooms in the building. In the past there was a case with one of my colleagues where our workplace installed hidden cameras into the digital clocks. We went on a strike and they consequently removed them. Now, i'm...
  9. L

    PIR problems

    evening all i fitted 2 lights with a pir sensor controlling each light both working fine when i left and for about a week, until 1 became faulty it comes on around just getting dark all fine but soon as it gets dark completley it wont pick anybody up. so i replaced sensor last week customer...
  10. rustynails

    High Frequency Sensor Module

    I've been down the local wholesalers tonight and wanted to buy a small light with a sensor/pir built in. Nothing spectacular, so he starts talking about a High Frequency Sensor Module to put in a Knightsbridge opal bulkhead, it uses microwaves. It was late In the day so I agreed to take it. Now...
  11. T

    Smiths motion sensor

    hi there I need some help/advice installing a smiths three wire motion sensor (brown,orange,blue/white stripe) to a flood light im not an electrician so dont know what i should connect these three wires to. any help will be very appreciated Thanks alot nick
  12. F

    Solid state relay motion sensor?

    Hi all, Have a question for you all...Does anyone know of an occupancy switch that uses a solid state relay? Cant be the standard, electronic ones (ie the ones that you hear a click on switching), as the pulse from these is reducing the longevity of the cfl ballast's installed. Cheers, ffm
    • ffm
    • Thread
    • being motion relay sensor solid state switch switching
    • Replies: 6
    • Forum: UK Electrical Forum
  13. T

    Occupancy sensor for small room with boiler

    Hi All I'd like to convert the pull switch for the light in my downstairs toilet to an occupancy sensor but the room is very small (900mm x 900mm) and it has a boiler on the wall at high level. Am I right in thinking a PIR-based sensor isn't going to work very well because it will see the...
  14. A

    whitecroft occupancy sensor

    I've just had a callout to a disabled toilet with flashing lights, found the occupancy sensor to be damaged. Does anyone know who supply's whitecroft comra sensors? Thanks Adam
  15. M

    Extending CT sensor for SolarImmersion

    Hi, I am planning to fit a SolarImmersion to make use of my excess generation and need to extend the CT clip-on sensor by about 7m. Their website states that this can be done using a twisted pair data cable, but no specifications. Has anyone needed to do this or can suggest a suitable cable...
  16. L

    40A Flow Switch

    Hi everyone I am looking for a water flow sensor/switch to turn on a 11.5Kw shower. The flow sensor/switch must be capable of handling 40A for a period of upto 2 hours of use. Does anyone know of such a thing if one exists?
  17. T

    Occupancy Sensor wiring via plug in ceiling rose.

    I've just picked up a lighting job fitting occupancy sensors through out a building. The wiring is to be in T&E clipped direct above the false ceiling and terminated into plug in ceiling roses. Its the first time I've used occupancy sensors and was thinking of terminating the sensor wiring in a...
    • Twistedfinger
    • Thread
    • ceiling first fittings lighting plug rose sensor sensors wiring
    • Replies: 5
    • Forum: UK Electrical Forum
  18. V

    PIR lighting issue

    Hi. Weird one. I fitted a Georgian style PIR light outside the door of my house. Got a 3 core flex cable (Line, Neutral and CPC) from board to 13A spur (fused down to 3A), then to light fitting. When you walk by, it switches on fully bright, but when it switches off (a.k.a no movement) - it's...
    • v.elec
    • Thread
    • bright fused issue lighting neutral pir sensor switched
    • Replies: 18
    • Forum: UK Electrical Forum
  19. S

    IR ON/OFF Motion Detector Sensor Switch. Problem

    Hi i bought "IR ON/OFF Motion Detector Sensor Switch from Mr Resistor, i wanted to install it in the bathroom, to switch on and off LED light above cabinet, after instalation switch doesnt work, Just hear click sound but doesnt switch off the lights, any ideas please? Where is the problem...
    • Simoniz
    • Thread
    • connected contacts detector motion problem sensor strip switch transformer
    • Replies: 8
    • Forum: UK Electrical Forum
  20. A

    External pet immune PIR????

    Any one know of one of these... am googled out and could really do with some kip! Thanks as ever guys!
    • alexg
    • Thread
    • bottom detection external pir sensor
    • Replies: 7
    • Forum: UK Electrical Forum
Best EV Chargers
Best EV Chargers by Electrical2Go! The official electric vehicle charger supplier.

OFFICIAL SPONSORS

Electrical Goods - Electrical Tools - Brand Names Electrician Courses Green Electrical Goods PCB Way Electrical Goods - Electrical Tools - Brand Names Pushfit Wire Connectors Electric Underfloor Heating Electrician Courses
These Official Forum Sponsors May Provide Discounts to Regular Forum Members - If you would like to sponsor us then CLICK HERE and post a thread with who you are, and we'll send you some stats etc

Advert

YOUR Unread Posts

Advert

TrueNAS JBOD Storage Server

UK Tiling Forum | Tilers Forums
UK Tiling Forum by Tilers Forums UK
Plumbers Forums | Plumbing Advice | Gas Forum
Electrician Tips from Professional Electricians
JBOD Forums: a forum for JBOD storage server advice
JBOD Suppliers: JBOD Storage Server Supplies
Back
Top