應用領(lǐng)域

Promass A 是在嚴苛工況下進行連續(xù)過程控制的理想選擇。單測量管流量計帶自排空功能，能夠高精度測量極小流量的液體和氣體，也可以在高壓條件下測量。與一體式變送器 Promass A 300 配套使用，操作靈活，系統(tǒng)集成便捷：在儀表的同一側(cè)接線、遠程顯示、改進的連接方式。Heartbeat Technology 心跳技術(shù)確保測量可靠，校驗合規(guī)。

測量原理不受流體物理特性的影響（例如粘度或密度）

適用于所有行業(yè)中的極小流量測量

儀表特點

公稱口徑：DN 1...4 (1/24...1/8")

最大過程壓力：430.9 bar (6250 psi)

最高介質(zhì)溫度：+205 °C (+401 °F)

一體式雙腔室外殼，最多帶3路輸入/輸出

背光顯示、觸摸鍵控制和WLAN訪問

提供分離型顯示單元

優(yōu)勢

所需安裝空間?。壕o湊型輕量化傳感器

高產(chǎn)品質(zhì)量：自排空測量管

高過程安全性：耐受腐蝕性環(huán)境條件，可以在內(nèi)部可能發(fā)生堵塞的管道中測量

完整查看過程信息和診斷信息：提供多種用戶自定義輸入/輸出組合方式和以太網(wǎng)

降低復雜性和多變性：允許用戶自定義輸入/輸出功能

帶自校驗功能：采用Heartbeat Technology心跳技術(shù)

產(chǎn)品規(guī)格參數(shù)

測量原理

科里奧利質(zhì)量流量

產(chǎn)品標題

Accurate single-tube flowmeter for lowest flow rates with a compact, easily accessible transmitter.

Suitable for applications with smallest flow quantities in all industries.

傳感器特點

Space-saving installation – compact, lightweight sensor. Highest product quality – self-drainable measuring tube design in all line sizes. Optimum process safety – resistant to corrosive ambient conditions and internal clogging.

Nominal diameter: DN 1 to 4 (1??? to 1??"). Process pressure up to 430.9 bar (6250 psi). Medium temperature up to +205 °C (+401 °F).

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.

Compact dual-compartment housing with up to 3 I/Os. Backlit display with touch control and WLAN access. Remote display available.

公稱口徑范圍

DN 1 to 4 (1??? to 1??")

接液部件材質(zhì)

Measuring tube: stainless steel, 1.4435 (316/316L); Alloy C22

測量變量

Mass flow, density, temperature, volume flow, corrected volume flow, reference density

最大測量誤差

Mass flow (liquid): ±0.1 %

Volume flow (liquid): ±0.1 %

Mass flow (gas): ±0.35 % Density (liquid): ±0.0005 g/cm3

測量范圍

0 to 450 kg/h (0 to 16.54 lb/min)

最大過程壓力

430.9 bar (6250 psi)

介質(zhì)溫度范圍

-50 to 205 °C (-58 to 401 °F)

環(huán)境溫度范圍

-40 to 60 °C (-40 to +140 °F)

傳感器外殼材質(zhì)

Stainless steel, 1.4404 (316L)

變送器外殼材質(zhì)

AlSi10Mg, coated; 1.4409 (CF3M) similar to 316L; stainless steel for hygenic transmitter design

防護等級

Compact version: IP66/67, type 4X enclosure.

External WLAN antenna: IP67

IP69

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

3 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(shù)字通信

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)

防爆認證

ATEX, IECEx, cCSAus, INMETRO, NEPSI, UK Ex

產(chǎn)品安全性

CE, C-TICK

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 measurement traceability according to ISO 9001:2015 – Section 7.1.5.2 a (TüV SüD attestation)

壓力認證和證書

CRN

材料證書

3.1 material

衛(wèi)生型認證和證書

3-A, cGMP