Flanged Pressure Gauge Fma-63-0, 25-C with Display Unit In bar and Psi. Indicating Range (Bar)=0 - 0, 25 bar, Indicating Range (Psi)=0 - 3, 6 Psi, Conforms to Standard=En 837-3, Nominal Size of Pressure Gauge=63, Mounting Type=Front Panel Installation, Festo