電磁流量計

橫河電磁流量計的歷史

橫河電磁流量計歷經半個多世紀的考驗,我們在每個時代都加入創新的規格,並始終引領業界。 高性能、高品質是橫河電磁流量計的一貫方針。

1988年發表的ADMAG AM系列採用的全球首創雙頻激磁方式,將電磁流量計的穩定性測量推向了更高的標準。 電容式電磁流量計ADMAG CA系列使測量低電導率流體和絕緣粘性流體成為可能。 ADMAG AXR系列以有限的兩線供電電壓實現了壓倒性的高性能。

而現在,採用“Total Insight”理念,全面支援產品生命週期的ADMAG TI系列誕生了!

 

New Series ADMAG Total Insight(ADMAG TI) All Product

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產品介紹

  • ADMAG Total Insight 可高精度測量流量。
    • 標準規格達到±0.3%(讀數)的精度。
    • 豐富的診斷功能,有效解決問題。
    • ADMAG AXF 的後繼產品,可以更換。
      *部分規格,已停止銷售。

  • CA系列電磁流量計增加校驗功能,顯著提昇顯示方面的可視性。.
    • 豐富的驗證功能有助於解決問題。
    • 點陣顯示提高可視性。
    • HART通訊。

  • ADMAG CA 可測量高濃度漿液、絕緣體膠粘劑流體和低電導率流體的流量。
    • 由於漿料不與電極碰撞,因此沒有電噪聲。
    • 即使在測量管上形成沉積物,非潤濕電極類型也能確保穩定的流量測量。
    • 可以從電導率 0.01 µS/cm 開始測量流速。

  • ADMAG AXR可降低佈線成本和功耗。
    • 兩線系統排除了電源佈線的需要。 採用訊號提供驅動電源。
    • 實現4 線系統難以實現的低功耗。
    • 低噪聲性能。

 

流體類型 ADMAG Total Insight CA Series ADMAG CA ADMAG AXR ADMAG AXF
腐蝕性 A A A A A
漿料 A A A B A
高黏度 B A A B B
低導電率 B A A B B

A: 適用, B: 使用期可能較短

 

  ADMAG Total Insight CA Series ADMAG CA ADMAG AXR ADMAG AXF
可測量
導電率
Above 1 μS/cm Above 0.01 μS/cm Above 0.01 μS/cm Above 10 μS/cm Above 1 μS/cm
電極類型 Wetted type Capacity type Capacity type Wetted type Wetted type
準確度
(讀數)
ADMAG AXG
± 0.3 %
ADMAG AXW
± 0.35 %
± 0.5 % ± 0.5 % ± 0.5 % ± 0.5 %
尺寸 ADMAG AXG
2.5 to 500 mm
ADMAG AXW
25 to 1,800 mm
15 to 200 mm 15 to 200 mm 25 to 200 mm 2.5 to 400 mm
接線 4-wires 4-wires 4-wires 2-wires 4-wires
通訊協議 HART 7, BRAIN, Modbus,
FOUNDATION Fieldbus, PROFIBUS PA, EtherNet / IP
HART 7 BRAIN HART 7/5, BRAIN HART 5, BRAIN,
FOUNDATION Fieldbus,
PROFIBUS PA
診斷功能 應用診斷
- 流量噪聲診斷
- 低導電率診斷
- 電極劣化診斷
- 電極沾黏檢測
- 空管偵測檢查
- 接線連線診斷

驗證功能
- 內建/標準
- 增強驗證
驗證功能
- 內建/標準
- 增強驗證
應用診斷
- 電極沾黏檢測
- 空管偵測檢查

 

Product Lineup

  • ADMAG AXG系列

    ADMAG TI系列ADMAG AXG可用於工業生產線,如石油天然氣/化工/造紙/食品&飲料/採礦&金屬等應用。憑借出色的可靠性、操作和維護的便捷性,以及幾十年的現場驗證經驗,AXG可幫助用戶增加效益,同時降低總成本。

    更多
  • ADMAG AXW系列

    ADMAG TI系列ADMAG AXW適用於一般工業生產線以及供水/污水處理應用等。口徑大小從25mm到1800mm均可選擇。除了氟碳PTFE外,襯裡的材料還有多種類型可供選擇。

    更多
  • ADMAG AXR系列

    ADMAG AXR是世界上第一台 “雙頻勵磁方式”的兩線制電磁流量計,可有效降低流體噪聲,穩定性表現出色。

    更多
  • AXFA11系列

    AXFA11轉換器是根據橫河電機幾十年來在電磁流量計方面的經驗而研制的。AXFA11延續了高質量和高可靠性的傳統優勢,已經成為了橫河的標誌性產品,而除此之外AXFA11還具有更高水平的性能和更強的功能。

    更多

參考

摘要:
  • To bring the customer a real-time monitoring and management capability, Yokogawa installed STARDOM (FCJ), flow meters, and transmitters at key points throughout the distribution network.
  • The STARDOM FCJ controllers achieved an accurate water loss management system while keeping the running costs to a minimum.
摘要:

With the high temperatures, pressures, and levels of dissolved organics that are encountered, the ADMAG AXF flow meter design is ideal for use in all phases of the chemical recovery process.

摘要:

The pulp and paper industry has very aggressive and challenging applications for magmeters. There are corrosive Zone chemicals, high temperatures and pressures, and abrasive slurries. Yokogawa can provide the most reliable and accurate meters for each application.

摘要:

Magnetic Flowmeter dual frequency excitation provides immunity to slurry noise by good stability and accuracy, determining the maintenance timing can be recognized by monitoring of electrodes.

產業別:
摘要:

Caustic soda and hydrochloric acid, produced in electrolyzer plants, are fundamental materials used in varieties of industries; chemicals, pharmaceuticals, petrol-chemicals, pulp and papers, etc. Profit is the result of the effective production with minimized running / maintenance cost. Proper control of the process brings you stabilized quality of products with the vast operational profit.

摘要:

The new digester magmeter enabled accurate and stable flow measurement of the black liquor circulation line, helping the user to stabilize the cooking degree that determines the quality of the chip digesting process.

摘要:

The ADMAG AXR is the world's first 2-wire magnetic flow meter which employs the unique "Dual Frequency Excitation Method," achieving 0.5% of rate of best-in-class accuracy and excellent stability for process measurement. In addition, the newly developed AXR key technologies," achieves the same level of noise immunity as 4-wire type under the fluid condition change and delivers enough performance to meet the requirement to apply in the control loop.

產業別:
摘要:

Yokogawa's ceramic liner can offer the customer superior resistance to thermal shock and the failure that can occur due to liner cracking. This is due to Yokogawa's use of 99.9% pure Al2O3 for the liner.

產業別:
摘要:

Continuous technology improvement is ongoing in the pulp & paper industry to obtain the best possible performance. The improved plant performance translates to the higher quality improvement and lower cost, and simultaneously environmental friendly plant operation.

摘要:

This paper introduces the ADMAG AXR 2-wire magnetic flomwmeter solution for dust collection water application of steel converter.

摘要:

The control of the world's water resource is arguably one of the most important issues. Water demand from industry and domestic users is set to rise throughout the industrialized world. Yokogawa has been applying minimized maintenance measurement systems.

產業別:
摘要:

Recently, air pollution legislations such as the Clean Air Act to reduce the amount of air pollution are increasing worldwide. The Clean Air Act address numerous air quality problems. One of these problems is acid rain caused by sulfur dioxide and nitrogen oxide emissions from fossil-fueled power plants and other industrial and transportation sources.

摘要:

The use of recycled oil as an energy source presents a significant processing problem. ADMAG CA has been shown to provide reliable and stable flow measurement of recycled oil containing water.

產業別:
橫河技報
摘要:

More than half a century has passed since Yokogawa developed Japan's first magnetic flow meter for industrial use in 1955, and today, Yokogawa's magnetic flow meters are widely used in a variety of applications thanks to features such as low pressure loss and maintenance-free operation due to no obstacles and moving parts in the fluid flowing pipeline.

橫河技報
摘要:

After having undergone several improvements, magnetic flow meters have become highly accurate and reliable and are widely used in the industrial instrument field today. Magnetic flow meters consist of a detector and a converter, with the principle of the detector adopting Faraday's electromagnetic induction law.

產業別:
橫河技報
摘要:

In 1988, Yokogawa launched the ADMAG series of magnetic flow meters with increased resistance to fluid noise and zero stability, employing dual frequency excitation which was developed based on its long-cultivated technology for flow measurement. Since then, the ADMAG family has augmented its application range with such models as explosion-proof and integral types, and a capacitance type.

產業別:
摘要:

Control Engineering Asia, March 2012

Enabling the operational benefits of two-wire magnetic flow meters while maintaining the performance levels associated with traditional four-wire devices.

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