Specs at a glance Max. measurement error: Volume flow (liquid): ±0.75 % Volume flow (steam, gas): ±1.00 % Mass flow (liquid): ±0.85% Mass flow (steam, gas): ±1.7 % Measuring range: Liquid: 0.25 to 625 m³/h (0.15 to 365 ft³/min) depending on medium: water with 1 bar a, 20 °C (14.5 psi a, 68° F) Steam, gas: 2.1 to 8335 m³/h (1.2 to 4906 ft³/min) depending on medium: steam with 180 °C, 10 bar a (356 °F, 145 psi a); air with 25 °C, 4.4 bar a (77 °F, 63.8 psi a) Medium temperature range: Standard: –40 to +260 °C (–40 to +500 °F) High/low temperature (option): –200 to +400 °C (–328 to +752 °F) High/low temperature (on request): –200 to +450 °C (–328 to +842 °F) Max. process pressure: PN 40, Class 300, 20K Wetted materials: Measuring tube: 1.4408 (CF3M) DSC sensor: 1.4435 (316/316L) ---------------------------------------- Field of application Endress Hauser's The Prowirl D sensor can be installed directly between flanges and thus serves as the functional device for applications in ancillary processes at little installation cost. With genuine loop-powered technology, Prowirl D 200 enables cost-effective and seamless integration into existing infrastructures. It offers highest operational safety in hazardous areas. Heartbeat Technology enables process safety at all times. • Preferred measuring principle for wet/saturated/superheated steam, gases & liquids (also cryogenic) • For all basic applications and for 1-to-1 replacement of orifice plates. • Face-to-face length of 65 mm (2.56 in) • No flanges • Low weight • Display module with data transfer function • Robust dual-compartment housing • Plant safety: worldwide approvals (SIL, Haz. area) Device properties