Always full power? Even on 0.1%

Engravingden · January 3, 2021, 5:28pm

Hi all

Weird one… have a 50W China laser with a Ruida 644.

HV PSU failed just before Xmas and replaced with a Cloudray HY-T50 PSU. All was working fine.

Now, all of a sudden, whenever I do a cut/line, the power isn’t adjustable. Irrespective of whether I set to 0.1% (which shouldn’t even fire) or 80%, the power output is the same.

Has anyone come across this before? Not sure where to even start with this one… Thanks.

system · February 2, 2021, 5:28pm

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