美國PFS公司(si)目前(qian)主要產品(文(wen)(wen)(wen)(wen)丘里(li)(li)流(liu)量(liang)(liang)(liang)(liang)(liang)計(ji)、楔(xie)式流(liu)量(liang)(liang)(liang)(liang)(liang)計(ji)和高(gao)(gao)壓節流(liu)裝置)如下: (1) HVT-CI或HVT-FV Halmi Venturi 文(wen)(wen)(wen)(wen)丘里(li)(li)流(liu)量(liang)(liang)(liang)(liang)(liang)計(ji),HVT-PI或HVT-FI Halmi Insertion Type Venturi插入式文(wen)(wen)(wen)(wen)丘里(li)(li)流(liu)量(liang)(liang)(liang)(liang)(liang)計(ji), Size:3” to 96”, Presure Rating:ANSI Class 150ibs to Class 2500ibs, Accuracy: Bench Calibrated試驗(yan)(yan)臺標(biao)定(ding)(ding)±0.5%, Flow Calibrated實(shi)際流(liu)量(liang)(liang)(liang)(liang)(liang)標(biao)定(ding)(ding)±0.25%。 (2) HVT-FV-Mini Venturi for small line size application小流(liu)量(liang)(liang)(liang)(liang)(liang)用微小型文(wen)(wen)(wen)(wen)丘里(li)(li)流(liu)量(liang)(liang)(liang)(liang)(liang)計(ji)。 Size:1” or less, pressure rating: ANSI Class 150ibs to Class 2500ibs, Accuracy: Bench Calibrated試驗(yan)(yan)臺標(biao)定(ding)(ding)±0.5%, Flow Calibrated實(shi)際流(liu)量(liang)(liang)(liang)(liang)(liang)標(biao)定(ding)(ding)±0.25%。 (3) HVT-BV or HVT-BI Halmi Venturi type primary flow elements for Bi-directional flow measurement. 雙向文(wen)(wen)(wen)(wen)丘里(li)(li)流(liu)量(liang)(liang)(liang)(liang)(liang)計(ji), Size:3” to 96” pressure rating: ANSI Class 150ibs to Class 2500ibs, Accuracy: Bench Calibrated試驗(yan)(yan) 臺標(biao)定(ding)(ding)±0.5%, Flow Calibrated實(shi)際流(liu)量(liang)(liang)(liang)(liang)(liang)標(biao)定(ding)(ding)±0.25%。 (4) PFS-WM wedge type primary flow measurement elements for high viscosity fluids application 用于(yu)高(gao)(gao)黏度流(liu)體流(liu)量(liang)(liang)(liang)(liang)(liang)測量(liang)(liang)(liang)(liang)(liang)的楔(xie)式流(liu)量(liang)(liang)(liang)(liang)(liang)計(ji) Size: 1” to 24”, pressure rating: ANSI Class 150ibs to Class 2500ibs, Accuracy: Bench Calibrated試驗(yan)(yan)臺標(biao)定(ding)(ding)±2%, Flow Calibrated實(shi)際流(liu)量(liang)(liang)(liang)(liang)(liang)標(biao)定(ding)(ding)±0.5%, Repeat ability ±0.2% (5) Orifice plates, flanges, and holding blocks assembled for throttling, Differential pressure flow measuring elements. 孔板流(liu)量(liang)(liang)(liang)(liang)(liang)計(ji)組(zu)件, Size: 2” to 16”, Pressure rating: ANSI Class 300# to Class 2500#