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美国PFS流量计
美国PFS公司目前主要产品(文丘里流量计、楔式流量计和高压节流装置)如下:
(1) HVT-CI或HVT-FV Halmi Venturi 文丘里流量计,HVT-PI或HVT-FI Halmi Insertion Type Venturi插入式文丘里流量计,Size:3” to 96”,Presure Rating:ANSI Class 150ibs to Class 2500ibs, Accuracy: Bench Calibrated试验台标定±0.5%,Flow Calibrated实际流量标定±0.25%。
(2) HVT-FV-Mini Venturi for small line size application小流量用微小型文丘里流量计。
Size:1” or less, pressure rating: ANSI Class 150ibs to Class 2500ibs, Accuracy: Bench Calibrated试验台标定±0.5%,Flow Calibrated实际流量标定±0.25%。
(3) HVT-BV or HVT-BI Halmi Venturi type primary flow elements for Bi-directional flow measurement. 双向文丘里流量计, Size:3” to 96” pressure rating: ANSI Class 150ibs to Class 2500ibs, Accuracy: Bench Calibrated试验台标定±0.5%, Flow Calibrated实际流量标定±0.25%。
(4) PFS-WM wedge type primary flow measurement elements for high viscosity fluids application 用于高黏度流体流量测量的楔式流量计Size: 1” to 24”, pressure rating: ANSI Class 150ibs to Class 2500ibs, Accuracy: Bench Calibrated试验台标定±2%,Flow Calibrated实际流量标定±0.5%,Repeat ability ±0.2%
(5) Orifice plates, flanges, and holding blocks assembled for throttling, Differential pressure flow measuring elements. 孔板流量计组件, Size: 2” to 16”, Pressure rating: ANSI Class 300# to Class 2500# 。