itm60 wrote: I have always been extremely careful about selecting the correct function on the multimeter
itm60 wrote: I'm connecting the output cables of the transformers directly to a multimeter, and setting the multimeter to AC/15V
But it is a 24v transformer?
itm60 wrote: In the past if I have set my multimeter to a lower range than the transformer is delivering the reading simply goes off the scale in the multimeter - it hasn't done any damage to the transformer. I have done this many times
Just because you always do something (wrong) does not mean it is correct.
There is nothing you can do other than replace them.
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