[volt-nuts] 5440 range switching
frank.stellmach at freenet.de
Tue Aug 23 21:55:50 UTC 2011
Op 23-8-2011 0:07, Bill Gold schreef:
>/ This is why Fluke used something else, I am not sure what yet, to setup the feedback string for the 5440/5442 voltage standards. I don't believe there are any mechanical switches in the feedback string of these units, but I haven't had time to look into this.
/>The 5440 is chock full of big mechanical relays. Change the range and
>hear it go "CLONK".
You don't have to open your 5440/5442, just check this site, where I left some shots of mine:
Watch the beautiful gold plated relais for range switching! (Clonk-e-di-Clonk!)
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