>> MYTH NO 1 >> A CAT 4, 600V INSTRUMENT IS REQUIRED FOR LIVE MAINS >> The perception is, an instrument used on an unprotected 240/415V >> network, a Cat 4, 600V (600V being the closest rating to 415V) >> instrument is the appropriate choice =96 WRONG! > Are they simply using the word *WRONG* to highlight that it is simply > overkill for the task but still acceptable or are they actually saying it > is WRONG to use that instrument for this task. Opinion: Here "wrong" =3D overkill. Here they interpret "appropriate" as "minimum needed". Russell --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .