應(yīng)用領(lǐng)域

一體式Promass A是在嚴(yán)苛工況下進(jìn)行連續(xù)過程控制的理想選擇。單測量管流量計(jì)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。采用經(jīng)濟(jì)的兩線制回路供電技術(shù)和本安設(shè)計(jì)（Ex ia），即使在危險(xiǎn)區(qū)中使用Promass A 200也具有高操作安全性。Heartbeat Technology心跳技術(shù)確保過程安全。

測量原理不受流體物理特性的影響（例如粘度或密度）

適用于化工行業(yè)應(yīng)用中的極小流量測量

儀表特點(diǎn)

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)

兩線制回路供電技術(shù)

堅(jiān)固耐用的雙腔室外殼

工廠安全性：通過多項(xiàng)國際認(rèn)證（SIL，防爆）

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：自排空的測量管設(shè)計(jì)

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

接線方便：儀表配備獨(dú)立接線腔

操作安全：配備帶觸摸鍵操作的背光顯示屏，操作時(shí)無需打開儀表

帶自校驗(yàn)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(biāo)題

Genuine loop-powered flowmeter for accurate measurement of lowest flow rates.

Suitable for applications with smallest flow quantities in the chemical industry.

傳感器特點(diǎn)

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(diǎn)

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.

Loop-powered technology. Robust dual-compartment housing. Plant safety: worldwide approvals (SIL, Haz. area).

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)

Stainless steel, CF-3M (316L, 1.4404)

AlSi10MG, coated

防護(hù)等級

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

None

數(shù)字通信

HART, PROFIBUS PA, FOUNDATION Fieldbus

電源

DC 18 to 35 V (4‐20 mA HART with/without

pulse/frequency/switch)

DC 18 to 30 V (20 mA HART, 4‐20 mA)

DC 9 to 32 V (PROFIBUS PA)

防爆認(rèn)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(jì)量認(rèn)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(rèn)證和證書

CRN

材料證書

3.1 material

衛(wèi)生型認(rèn)證和證書

3-A, cGMP