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Discuss New toy, Martindale CD1000 Cable Tracer in the Electrical Tools and Products area at ElectriciansForums.net

Would be a good idea if sshokooh could explain how he has been using it and for UKsparks to explain what he is doing wrong.

Sounds fair to me, I know how to use it with pretty good accuracy and its never been a hassle using it etc, in fact I used it just the other week when trying to find where a bit of SWA went under an extension through the slab!!! then up into a plug socket.

it took me straight to it, quite straight forward, simply earth the cores you don't want to trace and connect the pulse if thats what you want to call it to the core you are tracing and then turn it on, i put it on max output, then on the receiver i put it on max at first to find it from a distance, then turn it down and down until i can have the cable within 6 - 8 inches of the end, i actually followed it all the way up the garden in to the house and under the floor.

I feel I need to video something to demonstrate it, I never got round to it before, but might do it now.
 
Sounds fair to me, I know how to use it with pretty good accuracy and its never been a hassle using it etc, in fact I used it just the other week when trying to find where a bit of SWA went under an extension through the slab!!! then up into a plug socket.

it took me straight to it, quite straight forward, simply earth the cores you don't want to trace and connect the pulse if thats what you want to call it to the core you are tracing and then turn it on, i put it on max output, then on the receiver i put it on max at first to find it from a distance, then turn it down and down until i can have the cable within 6 - 8 inches of the end, i actually followed it all the way up the garden in to the house and under the floor.

I feel I need to video something to demonstrate it, I never got round to it before, but might do it now.
I'd been thinking of buying one so a video would be much appreciated if you get the time :)
 
I followed the instructions to the letter. It is not rocket science. The break I was looking for was the neutral in the ring. Disconnected both legs in CU, connected the generator to one leg and tried following it from the CU which was fine until got to the proximity of the phone cable and I picked up the signal from two sources, the phone line and the ring. Further along picked up two sources one from the sky arial and the other from the neutral conductor. Got fed up and changed the leg and tried to follow it the other way and the same thing again. I am certain it is quite capable of finding breaks so long as the conductor you are investigating is not in the vicinity of other powered conductors which renders it useless to me. The unit is still brand new and still in its box. I will contact Martindale to see if I can get a refund. It was purchased in Decemeber of last year and all components are still in their original packaging. I guess legally it does what is says so Martindale are within their right not to refund but we will see.
 
bought something similar not long ago from maplins tone generator, does a similar thing not as advanced but does what i wanted it do and has got me out of some problems, can trace cables there studs/walls/floors/pick a single one out of a bunch and it was only a tenner but have seen more expensive versions probably better than mine but still considerably cheaper than that
 
Sshokooh, can you confirm that when you are testing the ring you are earthing all the conductors you are not wanting to trace, so at the consumer unit, you have two legs, put a jumper from the busbar to the earth bar then switch on that MCB, that will then Earth the line conductor, disconnect the neutrals for the circuit, again, connect one of them to the earth bar with a jumper and the other neutral connect to the signal unit, and the other connection on the unit connect to earth.

This is should then make it quite easy to find, failing that try earthing everything apart from that conductor, so just use jumpers between busbar and the neutral bars to earth and switch all mcbs etc on.

is this what you are doing?
 
Absolutely. Everything on the board apart from the neutral under investigation was earthed. The point that is being lost is that the telephone cable or the arial were not earthed and to assume that you can earth every circuit on site is a folly. I don't always have the luxury of powering down all DBs on site or shutting down security, fire alarm, data or communcation equipment installed on site. Like I said, it does what is says providing there are no other sources of noise. It then begs the question, why is the insturment picking up other signals apart from that generated? Why does it recognise other signals as that which it is suppossed to have generated itself?
 
I think my point is once again being lost so here it is as clearly as I can possibly point it out. Cable finders including Martindale CD1000 will find cables and breaks in the conductors. CD1000 being the one I am concerned with and the one I purchased will 100% of the time find your break in the conductor PROVIDING there is no interference from other conductors in the proximity. Which means in isolated tests in the lab they will work perfect. In real life where there are multiple circuits from different DBs are around, it could not discriminate between the conductor under investigation and others. It clearly does not perform as the manufacturers claim and want us to believe. It has cost me around £300 to find this out for myself. An old fashion wand costing a fraction of the money will do the same thing. Now you can test this in as many labs as you like, I have to do my job in the real world not a lab.
 
Appreciate the feedback sshokooh although my post was not a reply to your last post - it was aimed at the thread in general.

Suggest you call Martindale on 01923 441 717 and try and resolve your issue between them and the distributor you purchased it from.
 
Appreciate the feedback sshokooh although my post was not a reply to your last post - it was aimed at the thread in general.

Suggest you call Martindale on 01923 441 717 and try and resolve your issue between them and the distributor you purchased it from.

Actually I purchased from yourselves. With regards to calling Martindale, I can not imagine it would prove to be anything but a waste of time.
 

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