Promass A具有自排空功能,即使在高壓工況條件下也能進行極小流量液體和氣體的高精度測量。能夠在各種苛刻工況條件下進行連續過程控制。與創新的分體式變送器配套使用,在苛刻工況條件下Promass A 500仍具有*大安裝靈活性和*高操作安全性。Heartbeat Technology (心跳技術)確保始終合規,保證過程安全。
優勢
*高過程安全性:自排空測量管設計
較少過程測量點:多參數測量(流量、密度、溫度)
節省安裝空間:無前/后直管段長度要求
完整查看過程信息和診斷信息:提供多種用戶自定義輸入/輸出組合方式和現場總線
降低復雜性和多樣性:用戶自定義輸入/輸出功能
自帶驗證功能:內置Heartbeat Technology (心跳技術)
應用領域
測量原理不受流體物理特性的影響(例如:粘度和密度)。
用于連續過程控制中的極小流量液體和氣體的高精度測量。
儀表特點
標稱口徑:DN 1...4 (1/24...1/8")
過程壓力:max. 400 bar (5800 psi)
介質溫度:max. +205 °C (+401 °F)
分體式儀表,*多帶4路輸入/輸出
背光顯示、觸摸鍵控制和WLAN訪問
傳感器和變送器通過標準電纜連接
特征和規格
測量原理科氏力質量流量計產品標題The single-tube flowmeter for smallest flow quantities, as remote version with up to 4 I/Os. Measuring accurately smallest quantities of liquids and gases for continuous process control.
傳感器特點Highest process safety – self-drainable measuring tube design. Fewer process measuring points – multivariable measurement (flow, density, temperature). Space-saving installation – no in/outlet run needs. Nominal diameter: DN 1 to 4 (¹⁄ to ¹⁄"). Process pressure up to 400 bar (5800 psi).
變送器特點Full access to process and diagnostic information – numerous, freely combinable I/Os and fieldbuses. Reduced complexity and variety – freely configurable I/O functionality. Integrated verification – Heartbeat Technology. Remote version with up to 4 I/Os. Backlit display with touch control and WLAN access.
公稱口徑范圍DN 1 to 4 (¹⁄ to ¹⁄")
接液部件材質Measuring tube: 1.4539 (904L); Alloy C22, 2.4602 (UNS N06022)
Connection: 1.4539 (904L); Alloy C22, 2.4602 (UNS N06022); 1.4404 (316/316L)
測量變量Mass flow, density, temperature, volume flow, corrected volume flow, reference density, concentration
*大測量誤差Mass flow (liquid): ±0.10 %
Volume flow (liquid): ±0.10 %
Mass flow (gas): ±0.50 %
Density (liquid): ±0.0005 g/cm³
測量范圍0 to 450 kg/h (0 to 16.5 lb/min)
*大過程壓力PN 40, Class 300, 20K, 400 bar (5800 psi)
介質溫度范圍–50 to +205 °C (–58 to +401 °F)
環境溫度范圍Standard: –40 to +60 °C (–40 to +140 °F)
Option: –50 to +60 °C (–58 to +140 °F)
傳感器外殼材質1.4301 (304), corrosion resistant
Sensor connection housing (standard): AlSi10Mg, coated
Sensor connection housing (option): 1.4301 (304); 1.4404 (316L)
變送器外殼材質AlSi10Mg, coated; 1.4409 (CF3M) similar to 316L; Polycarbonat
防護等級Sensor remote version (standard): IP66/67, type 4X enclosure
Sensor remote version (option): IP69. 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
輸出4 outputs:
4-20 mA HART (active/passive)
4-20 mA WirelessHART
4-20 mA (active/passive)
Pulse/frequency/switch output (active/passive)
Double pulse output (active/passive)
Relay output
輸入Status input
4-20 mA input
數字式通信HART, PROFIBUS DP, PROFIBUS PA, FOUNDATION Fieldbus, Modbus RS485, Profinet, Ethernet/IP, OPC-UA
電源DC 24 V
AC 100 to 230 V
AC 100 to 230 V / DC 24 V (non-hazardous area)
危險區認證ATEX, IECEx, cCSAus, NEPSI, INMETRO, EAC
產品安全性CE, C-tick, EAC marking
功能安全性Functional safety according to IEC 61508, applicable in safety-relevant applications in accordance with IEC 61511
計量認證和證書Calibration performed on accredited calibration facilities (acc. to ISO/IEC 17025)
Heartbeat Technology complies with the requirements for traceable verification according to ISO 9001:2008 – Section 7.6 a (TÜV attestation)
壓力認證和證書CRN
衛生型認證和證書3-A, EHEDG