On Tue, 1 Mar 2022 at 16:25, Peter C. Wallace <p...@mesanet.com> wrote:

> Not with firmware but you could replace the low side resistor network on the
> first 4 inputs with say 22K (was 1.8K) to get about a 5V full scale range

Or, less intrusively, boost the signal with an Op-Amp powered from the
field power?

-- 
atp
"A motorcycle is a bicycle with a pandemonium attachment and is
designed for the especial use of mechanical geniuses, daredevils and
lunatics."
— George Fitch, Atlanta Constitution Newspaper, 1912


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