Experimental Physics and
Industrial Control System

Hi Heinz,

On 04/08/2015 02:34 PM, Heinz Junkes wrote:
> is there an easy way to prevent the clipping within limits (DRVH,
> DVL) in the analog output record (softChannel).
> 
> I would like to simply ignore a value that lies outside the limits
> without using an addtional record (e.g. calcout) to check the value
> beforehand.

You could configure the HIHI and/or LOLO alarm limit to the DRVH/DRVL
value with HHSV/LLSV set to Invalid severity, then set the IVOA field to
tell the record to not drive the outputs on invalid severity. That's
about the only possibility you have within the record itself though.

HTH,

- Andrew

-- 
Light thinks it travels faster than anything but it is wrong.
No matter how fast light travels, it finds the darkness has
always got there first, and is waiting for it.
    -- Terry Pratchett, Reaper Man

References:

Analog output record (softChannel): How to easily prevent VAL field's clipping within limits Heinz Junkes

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