[Hallb-engineering] [Revised Logentry] Ramp to 500 Amps

[John Hogan]

This may be due to the C3 & C4 coils squeezing down on the C1-4 bobbin. 
The reaction was fairly uniform (~25lb increase) on both top and bottom radial supports. 

----- On Sep 12, 2017, at 2:35 PM, kashy <kashy at jlab.org> wrote: 

> Ramp to 500 Amps

> Lognumber 3484211 . Submitted by kashy on Tue, 09/12/2017 - 14:22.

> Last updated on Tue, 09/12/2017 - 14:30 Logbooks: 	HBSOLENOID

> Noticed that the Z supports all unloaded ~10 lbs. This is likely due to
> stretching of the C5 bobbin

> Also the R supports all loaded during the same time. This is likely due to the
> radial compression of the C5 bobbin.
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