Supporting 6 gases – N2, Air, O2, Argon, Helium, and CO2 – at up to 8 bar, ZFM offers standard accuracy of ±(0.5% RD + 0.2% FS). Users can, by connecting to RS232/RS485 port of PC or laptop and running ZFM Configuration Utility software, select different gas types and flow ranges (3.5–10 sl/min FS) within minutes and without removing instrument from installation. Other features include automatic sensor zero offset adjustment, 2 programmable totalizers, and selectable analog outputs.