Get exclusive volume discounts, bulk pricing updates, and new product alerts delivered directly to your inbox.
By subscribing, you agree to our Terms of Service and Privacy Policy.
Direct access to our certified experts
Flow medium: Please note that ZFM Mass Flow Meters are designed to work only with clean gases. Never try to measure flow rates of liquids with any ZFM
Calibrations: Performed at standard conditions [14.7 psia (101.4 kPa) and 70 °F (21.1 °C)] unless otherwise requested
Environmental (per IEC 664): Installation Level II; Pollution Degree II
Flow accuracy (including linearity): ±(0.5% RD + 0.2% FS) based on actual calibration (at calibration temperature and pressure)
Repeatability: ±0.15% of full scale
Flow temperature coefficient: 0.05% of full scale/ °C or better
Flow pressure coefficient: 0.01% of full scale/psi (6.895 kPa) or better
Flow response time: 1000ms time constant; approximately 2 seconds to within ±2% of set flow rate for 0% to 100% of full scale flow
Maximum pressure: 1000 PSIG (6894 kPa gauge)
Gas and ambient temp: 32 °F to 122 °F (0 °C to 50 °C)
Relative gas humidity: Up to 70%
Connections: Standard 3/8" compression fittings
CE compliance: EMC Compliance with 2004/108/EC as amended. CISPR 11. Emission Standard: IEC 61000-6-3. Immunity Standard: IEC 61000-6-1
