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Dwyer 風量罩 AFH2型

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公司名稱北京朗潤達科貿(mào)有限公司
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所在地北京市
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更新時間2024/10/18 11:22:35
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北京朗潤達科貿(mào)有限公司，專業(yè)代理美國DWYER儀器儀表。
美國DWYER公司已有70年的歷史、其微(差)壓產(chǎn)品在享有*盛譽并得到了廣泛的應用，在測量，傳輸和控制壓力、溫度、液位和流量方面擁有眾多精密儀器儀表產(chǎn)品。
特別適用于制藥、藥機、制冷、樓宇自控、水處理、電力廠等專業(yè)領域。

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Dwyer 風量罩 AFH2型

Dwyer 風量罩 AFH2型產(chǎn)品信息

AFH2型風量罩用于監(jiān)測進排風口，通風裝置等的風量。它平均測量值可以以各種工程單位顯示風量，還能手動記錄在一定時間段的測量值。它采用數(shù)字顯示，測量精度高，可設置為每隔一定的時間自動較零。風罩都配備有磁性安裝件，拆卸和組裝都非常方便。另外還帶有電池低電量報警，以避免測量不準確。它重量輕，可靠耐用，全部都可裝在可攜帶的旅行箱內。

采用高精度數(shù)顯差壓計來測量風量

Service: Air.

Volume Flow Rate Units: CFM, L/S, M3/Hr.

Volume Flow Ranges:
Supply: CFM: 41 To 1176; L/S: 19 To 555; M3/Hr: 69 To 2000;
Exhaust: CFM: 45 To 1176; L/S: 21 To 555; M3/Hr: 76 To 2000.

Volume Flow Ranges With Low Flow Kit:
Supply: CFM: 25 To 1176; L/S: 12 To 555; M3/Hr: 43 To 2000;
Exhaust: CFM: 29 To 1176; L/S: 14 To 555; M3/Hr: 49 To 2000.

Accuracy @ 20°C (68°F):
Supply: ±3% Of Reading ±9 CFM (±4 L/S, 14 M3/Hr);
Exhaust: ±3% Of Reading ±9 CFM (±4 L/S, 14 M3/Hr).

Span Stability V. Temperature: Better Than 0.1% Of Range In Use Per 2°F (1°C).

Zero System Accuracy: ±1 Count (±0.05 Pascal Typical; ±0.0002 In W.C.).

Temperature Limits:
Operating: 32 To 122°F (0 To 50°C);
Storage: 23 To 122°F (-5 To 50°C).

Thermal Effect: ±0.1% Of Range In Use Per 2°F (1°C).

Zero Drift: Negligible Due To Auto Zero System. When Auto Zero Set At 30 Second Intervals (2 Minute Warm Up).

Orientation Effect: Any 45 Degree Change 0.0004 In W.C. (0.1 Pascal) Typical.

System Air Leak: 0.366 In3/Hr (0.1 Ml/Min) @ 20 In W.C. (5 KPa) Typical.

Maximum Differential Pressure: 60 In W.C. (15 KPa).

Auto Ranging Display: 0.375" High Digits.

Resolution: 1 CFM, 1 L/S, 1 M3/Hr.

Output: RS-232 Serial Interface (Baud Rate 9600).

Memory Capability: 2500 Readings In Any Engineering Unit.

Power Requirements: 8.4 V NiMH Battery, Installed Functional, User Replaceable (Optional 9 V Alkaline Battery May Be Used In Place Of Rechargeable).

Dimensions: 30" X 24" X 24" (965 X 610 X 610 Mm). Hood Only: 2' X 2' (600 Mm X 600 Mm).

Weight: 8.8 Lb (4 Kg).

Agency Approval: CE.