Hey guys, got a 1995 NF Fairlane with no spark.
Car cranks fine, have 12v at the coil coming from the ignition when on reds.
The 3 yellow signal wires that come from the ECU all have 12v, but no pulse when cranking, they all stay at 12v.
Injectors are pulsing so no issue with fuel.
Have a new...
Customer asked me to look at their ev charger, I’ve turned up, but they’re not in. Typical.
I’ll come back on my way home later, but wondered if anyone knew how these things work.
Customer just said it wasn’t charging the car. No other details.
From google, it’s an old original bp pulse aka...
Evening guys!
I have three of these bulbs on a ceiling light, controlled by a dimmer switch installed by an electrician:
https://www.lampandlight.co.uk/e27-led-g95-golden-amber-filament-5w-200lm-1800k-3-step-dimmer
Unfortunately there are a number of issues:
- For 8/10’ths of the range of...
Hello, let me introduce myself before I continue. I work for a startup within the Morgan Sindall group. We work specifically with the Internet of Things, deploying sensors and meters that allow us to measure all kinds of things remotely, and then analyse that data to generate insights. This...
Hi,
I am trying to make a short pulse generator from any pulse input. By this I mean I want a final output with a fixed pulse width no matter what input I have.
I tried to do it with a not gate linked to a and gate. It did work but apparently the solution can be based on ONE component only...
Hello there!
Simple question, I have energy meters like those:
https://www.zelec.fr/details-compteur+d+energie+monophase+direct+45a-155.html
this one is on a french website, but the operation is simple. This one in particular uses an optocoupler 27 Vdc for the pulses, but what is the voltage...
Hi, I recently bought a metal halide fitting but I have no idea how to tell if its a pulse or probe start unit.
I have what I believe are both types of bulb and the fitting will start both, would that indicate its a pulse start?
With the bulb which I believe is a pulse start bulb (has just a...
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?
Can anybody please advise me, we have 4 Transformer Reactors on site, installed inside metal containers, which are very noisy, is there a solution to reduce the noise and are there standard torque settings for the transformer core,
Hi guys,
I have been asked to price a job to replace two outside lights which are switched and run in twin and earth. the customer would like to have a pir on these but with an override. Am i right in thinking its a pulse override pir that I need?
Hi my is Alan,
I cover all aspects of electrical services, security, safety, access, fault finding, testing and certification in domestic, commercial, and industrial properties. My main area of expertise is machine control fault find and repair. Any questions or advice feel free to...
If I use a Pulse Width Modulator on say a fan, will it reduce the cost of running it, if it is slowed down?
Not something I'm planning on doing, just wondering!
Just wondering what advantage 'pulsed' generation meters might have over the non-pulsed ones (every £1 counts :))?
My understanding is that the pulsed meters allow monitoring / reporting devices to be retro-fitted to them but is that the only thing? If the pulsed meters were somehow more...
Hi to everyone. I am new to this site and look forward to becoming part of this community!
I have a job to take a look at in the next week. Its a 'pulse coil 2000 combi' which heats running water, but then becomes cold very quikly apparently. A plumber has changed the element and has been back...
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