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controller

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  1. S

    Fitting immersion controller in parallel with timer ?

    I recently bought one of these to switch on our immersion automatically when we generate enough solar power ... Water Heating with Surplus Solar PV - Solar Unfortunately, our electrician has failed to show up 3 times to fit it. So I'm thinking of having a stab at it myself as I have some basic...
  2. S

    solar system to container

    Can anyone help, looking to put a 3kw system onto a container to enable me to charge electric golf karts 36/48v other than the modules would I need an inverter?
  3. R

    Which type of Speed Controller required for 3-phase motor

    Hi all Client requested speed controller for 3-phase/4KW/7.9Amp motor running extractor fan to spray paint booth in local car mechanics Have been advised I require SYSTEMAIR RTRD 14 SPEED CONTROLLER VSD VFD IMO INVERTER DRIVE FREQUENCY Reconditioned and load tested unit available at £240.00...
  4. T

    Digital heat Controller wiring help required please anyone

    Morning Forum, i am looking for some help reference the correct wiring for my thermostat i am making a home made incubator. I am a little confused on which way round the cables should go. By the way its 220v. i will attach the a photo of the thermostat if that helps. Any help would be brilliant.
  5. Energetic

    Immersion controller VAT rating

    We are starting to install intelligent immersion controllers for PV, just wondering if anyone has done one and what VAT to charge? My buisness partner and i have differing opinions on whether it would qualify for the 5% VAT rate if we are installing it on its own. As part of a PV system...
  6. J

    anyone can help me with the controller

    Hello. I'm total newbie with dmx thing.. I have led color bar, rgb, and 6-channel dmx controller. I'm trying to use the dmx controller faders to control the Red, Green, blue colors, simply that pushing fader up would bring color up, and fade down shuts down the light. I'm unable to get any...
  7. B

    Duoheat 400i fault

    Hi All, I was called to a fault a few weeks ago on a Duoheat. The off peak was ok but the peak side (filament on the inside of the cover) wasn't operable and there weren't any lights up on the PCB controller. The main PCB had significant arcing/heat damage on it so I ordered 1 and replaced it...
  8. G

    PV Hot Water Controller

    Has anyone got any experiences with all these new products that are coming out to direct excess generated electricity from a PV system to your immersion? I'm getting a few of my customers asking about them. The ones I've found seem to just use a relay switch once there is a certain amount...
  9. T

    Connecting extractor fan to controller

    Hi, I want to connect an extractor fan to a controller with humidity sensor and run-on timer. The connection diagram that came with the unit has me a bit confused. The live and neutral connections are obvious, but the connector for the fan is marked as NO, NC and C, which I understand to mean...
  10. W

    Xbox 3Wired Game Controller Pad Red ， Live Headset Headphone

    Features Red Wired Controller Pad for xbox 360 Compact ergonomics for comfortable play Integrated headset port for Xbox LIVE Adjustable vibration feedback for a personalized gaming experience Works with most Windows Vista-based PCs Live Headset For Xbox360 Noise-cancelling...
  11. J

    GJD lighting controller problem

    I installed a GJD controller some time ago but got a call saying it was going nuts, it is like the sensors are permanently picking you up cables seem clear of faults. Could this be caused by moisture in the sensor?
  12. the pict

    speed controller

    Can anyone reccomend a motor speed controller for a commercial kitchen cooker extractor, nothing fancy, no need for air volume sensors or tacho outputs just a single phase with pot, 16 to 20 A Pict
  13. E

    underfloor heating controller showing signs of melting

    Hi all I was called out to investigate a heating matt which had stopped working. On closer investigation I found the unit and connections had melted and same for fusespur. Could this be a fault with the matt, mayb thermostat fitted in the wrong place and not operating how it should. Is...
  14. J

    Gjd sapphire controller help

    I fitted 3 opal xl pirs to a job then found out that i needed to change the controller as well so i changed it no prob then got a call of the customer saying it was going nuts flashing and not working any ideas im lost?
  15. H

    How to quick connect pv panels to controller

    Hi all.I need some advice from the pros. I want to install two[2x 100W] semi-flexible monocrystalline pv-panels stitched into the bimini of my boat,using waterproof[IP68?] quick connect/disconnect couplings and do not want to have to buy expensive tools for a one of job. The panels come...
  16. J

    External 12v PIR sensor problem

    I fitted two GJD opal xl PIR's and no matter what i do the lights controlled by these come on randomly during the day no matter how i set them or turn power on and off and ideas?
  17. M

    Do I need a fluctuation controller?

    Can anybody please help? Is a fluctuation controller needed in a 35kw solar pv system? It will be grid connected. What's the benefits?
  18. O

    Anybody seen this type of heating controller

    Hi all has anybody or can tell me where to get an replacement unit basically it is a 2 timeclocks controlling 2 30 amp control relays with a time-off-constant switch for each clock I think the name on the fron is Altair would appreciate any advice please

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