S

srl-8

Evening all,

I need to get my multi-function test calibrated. Can anyone recommend a quick and well priced service.

I am based in Bouremouth and also North London.

Thanks
 
have to disagree with eng54 on this. OK. you get your tester calibrated in a temp. controlled lab , say @ 20deg.C. then you use it to test an unoccupied rewire or a new build, where its hovering around 3 -4 deg. the cable/s resistances will be lower. the tester is operating at a far lower temp. than when it was calibrated, how does that make for pinpoint accuracy?
 
have to disagree with eng54 on this. OK. you get your tester calibrated in a temp. controlled lab , say @ 20deg.C. then you use it to test an unoccupied rewire or a new build, where its hovering around 3 -4 deg. the cable/s resistances will be lower. the tester is operating at a far lower temp. than when it was calibrated, how does that make for pinpoint accuracy?

It's not disagreeing with me, it's disagreeing with the very people that set up the testing/calibration procedure/requirements, and they are very much the same with regard to whatever country you happen to be in.

As far as i'm, aware there has to be a set of given parameters at the time of calibrating which includes a controlled environment for both testing kit and the test kit under test!! Now anyone that set's up a mobile calibration service is not going to be able to provide any form of controlled environment for either his own test equipment or indeed yours. Now all these jokers state that all tests conducted to this standard or to that, when in fact they can't meet any recognised standard. Basically any cert they issue is a fraudulent cert!! All ''recognised official certs'' will include somewhere on that cert, environmental conditions at time of test, if it doesn't it's a buckshee cert, if it does then it's a fraudulent cert....

It doesn't matter what environment YOU use your test equipment in, that is entirely up to you. We are talking about the conditions at the time of calibrating the test equipment...
 
It should be possible to calibrate at any temperature, as long as you have access to the data which relates to the temperature at the the time of calibration.
 
Evening all,

I need to get my multi-function test calibrated. Can anyone recommend a quick and well priced service.

I am based in Bouremouth and also North London.

Thanks
Why's that then and how do you know it needs calibrating?
As post 2, your local wholesaler, they tend to have calibration days and it is about 40-50 notes.
Nice place, hows the weather at the moment :biggrin:
 
It's not disagreeing with me, it's disagreeing with the very people that set up the testing/calibration procedure/requirements, and they are very much the same with regard to whatever country you happen to be in.

As far as i'm, aware there has to be a set of given parameters at the time of calibrating which includes a controlled environment for both testing kit and the test kit under test!! Now anyone that set's up a mobile calibration service is not going to be able to provide any form of controlled environment for either his own test equipment or indeed yours. Now all these jokers state that all tests conducted to this standard or to that, when in fact they can't meet any recognised standard. Basically any cert they issue is a fraudulent cert!! All ''recognised official certs'' will include somewhere on that cert, environmental conditions at time of test, if it doesn't it's a buckshee cert, if it does then it's a fraudulent cert....

It doesn't matter what environment YOU use your test equipment in, that is entirely up to you. We are talking about the conditions at the time of calibrating the test equipment...

I agree.

In Engineering of the mechanical variety, the temperature in Toolrooms and Inspection Rooms is a constant 68 degrees Fahrenheit and all measuring instruments are calibrated to read correctly at this temperature and are engraved with the words "Standard at 68 degrees F / 20 degrees C".

I don't see how electronic measuring instruments such as used by sparks can be any different.

There has to be a baseline otherwise the whole exercise is meaningless.
 
An important part of the process is for both the tester and equipment used to test it need to normalise to the current environmental conditions before calibration begins.

There are more variables to consider than just temperature.
 

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