Yes, it can. Please see the installation guide for details.http://www.auberins.com/images/Manual/A ... 0Guide.pdf
"If you want display zero at atmosphere pressure, shift the PuL and PuH down be one atmosphere pressure unit (standard atmosphere =1.00bar or 14.5PSI).
For display in Bar, PuL = 0.01076-1 = -0.99, PuH = 3.154-1 = 2.15
For display in PSI, PuL= - 14.4, PuH = 31.2"