Prowirl D 測量管事一個閥盤/晶片模型。流量計安裝在法蘭之間，主要應用在輕型場合。歷經考驗的并且有專利的電容性DSC電容性傳感器，即使在最艱難的測量環(huán)境也能保證高精福測量值。Prowirl D提供真實的滿足行業(yè)標準的兩線制技術，無縫集成到現(xiàn)有的基礎設施和控制系統(tǒng)。由于本質安全設計和熟練的安裝，即使在危險區(qū)域也能有高度的操作安全。
內置溫度測量，用于飽和蒸汽質量和能量流測量。
帶對中環(huán)，傳感器校準方便
高可用性：穩(wěn)定性好，抗震性強，抗溫度沖擊和水錘沖擊
不需維修：生命周期標定
儀表接線方便，獨立接線腔
操作安全：顯示模塊帶觸摸鍵，背光顯示，無需打開儀表操作
內置驗證技術：心跳技術
濕蒸汽/飽和蒸汽/過熱蒸汽、氣體&液體（含低溫液體）測量的首選測量原理。
設備參數(shù)
安裝長度65 mm (2.56 in)
無法蘭連接
低重量
顯示模塊帶數(shù)據(jù)傳輸功能
堅固的雙腔室設計
工廠安全：世界范圍達標 （SIL, 危險區(qū)域）
http://www.labbase.net/Product/ProductItems-31-80-770-64790.html FTL20音叉物位計
測量原理
渦街
主要特點
The flowmeter with a cost‐effective wafer design, available as compact or remote version. Integrated temperature measurement for mass/energy flow of saturated steam. For all basic applications and for 1‐to‐1 replacement of orifice plates.
特點
Easy alignment of the sensor – included centering rings. High availability – proven robustness, resistance to vibrations, temperature shocks & water hammer. No maintenance – lifetime calibration. Face‐to‐face length of 65 mm (2.56 in). No flanges.
Transmitter features
Convenient device wiring – separate connection compartment. Safe operation – no need to open the device due to display with touch control, background lighting. Integrated verification – Heartbeat Technology. Display module with data transfer function. Robust two‐chamber housing.
直徑
DN 15 to 150 (½ to 6")
Wetted materials
Measuring tube: 1.4408 (C3FM)
DSC sensor: 1.4435 (316/316L)
Measured variables
Volume flow, mass flow, corrected volume flow, energy flow, heat flow difference, temperature
測量誤差
Volume flow (liquid): ±0.75 %
Volume flow (steam, gas): ±1.00 %
Mass flow (liquid): ±0.85%
Mass flow (steam, gas): ±1.7 %
量程
Liquid: 0.16 to 625 m3/h (0.09 to 368 ft3/min)
depending on medium: water with 1 bar a, 20 °C (14.5 psi a, 68° F)
Steam, gas: 2 to 8342 m3/h (1.18 to 4910 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)
壓力范圍
PN 40, Class 300, 20K
過程溫度
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)
環(huán)境溫度
Compact version (standard): –40 to +80 °C (–40 to +176 °F)
Compact version (option): –50 to +80 °C (–58 to +176 °F)
Remote version (standard): –40 to +85 °C (–40 to +185 °F)
Remote version (option): –50 to +85 °C (–58 to +185 °F)
Sensor housing material
Sensor connection housing: AlSi10Mg, coated; 1.4408 (CF3M)
Transmitter housing material
AlSi10Mg, coated; 1.4404 (316L)
電子插件的防護
Compact version: IP66/67, type 4X enclosure
Sensor remote version: IP66/67, type 4X enclosure
Transmitter remote version: IP66/67, type 4X enclosure
顯示/操作
4‐line backlit display with touch control (operation from outside)
Configuration via local display and operating tools possible
Remote display available
輸出
4‐20 mA HART (passive)
4‐20 mA (passive)
Pulse/frequency/switch output (passive)
輸入
4‐20 mA (passive)
通信
HART, PROFIBUS PA, FOUNDATION Fieldbus
Power supply
DC 12 to 35 V (4‐20 mA HART with/without pulse/frequency/switch output)
DC 12 to 30 V (4‐20 mA HART, 4‐20 mA)
DC 12 to 35 V (4‐20 mA HART, pulse/frequency/switch output, 4‐20 mA b)
DC 9 to 32 V (PROFIBUS PA, pulse/frequency/switch output)
防爆認證
ATEX, IECEx, cCSAus, TIIS
Other approvals and certificates
Functional safety
Functional safety according to IEC 61508, applicable in safety-relevant applications in accordance with IEC 61511
Metrological approvals and certificates
Calibration perbed on accredited calibration facilities (acc. to ISO/IEC 17025)
Pressure approvals and certificates
PED, CRN
Material certificates
3.1 material
NACE MR0175/MR0103, PMI (on request)
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