deviceDesc = test ILL furnace with iono pi max set ::secop_version 4 makenv secop -driver secop makenv hvac -driver pfeiffertpg makenv softloop -driver piloop -invar "/t" -outvar "htr target" \ -inpfunc 0 -outfunc 0 -outlinear 1e-9 -precision 1e-10 -outmin 0 -outmax 30 -int 100 -prop 200 GraphAdd hvac mbar hvac blue