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該系列DFMT數(shù)字式明輪流量變送器可提供瞬時流量監(jiān)測和整體流量監(jiān)測。 該單位提供了一個用戶選擇4至20毫安或脈沖輸出與緊湊的顯示。 冷卻水監(jiān)測 冷卻塔 化學配比或工業(yè)水和廢水處理波動流體電導率應用反滲透系統(tǒng)
大背光液晶顯示器定義瞬時和累積流量與視覺指示條指示百分比的流量
使用壽命長，具有高精度的葉輪技術和耐腐蝕的PVDF傳感器
累加器是用戶可在任何時間重新設置，理想的單批累加
安全密碼保護可防止任何未經(jīng)的更改
Service:Compatible clean liquids.
Range:See model chart on catalog page.
Wetted Materials:Sensor and impeller: PVDF; Shaft: Ceramic; O-rings: Fluoroelastomer.
Accuracy:±1.5% FS.
Repeatability:±0.5% FS.
Output:
Analog: 4 to 20 mA (750 Ω max. loop resistance); Pulse: NPN square wave output; Frequency: 0 to 2 kHz (adjustable); Pulse width: 0 to 1000 ms (adjustable).
Electrical Connections:Removable screw terminal.
Temperature Limits:Process: -4 to 194°F (-20 to 90°C); Ambient: -4 to 149°F(-20 to 65°C).
Pressure Limit:145 psi (1.0 MPa).
Power Requirements:12 to 24 VDC.
Power Consumption:2 W.
Display:2.38 x 1.25" (60.33 x 31.75 mm) LCD.
Totalizing Display Maximum:9,999,999,999.
Process Connection:See model chart on catalog page.
Enclosure Rating:IP65.
Enclosure Material:ABS plastic.
Weight:See model chart on catalog page.
| Model | Description |
|---|---|
| DFMT-10A | 3/8" NPT Digital Flow Transmitter, range 0.5 to 8 GPM (0.1 to 2 m3/h) |
| DFMT-15A | 1/2" NPT Digital Flow Transmitter, range 0.9 to 18 GPM (0.2 to 4.09 m3/h) |
| DFMT-20A | 3/4" NPT Digital Flow Transmitter, range 1.3 to 26 GPM (0.3 to 5.91 m3/h) |
| DFMT-25A | 1" NPT Digital Flow Transmitter, range 2.2 to 50 GPM (0.5 to 11.36 m3/h) |
| DFMT-40A | 1-1/2" NPT Digital Flow Transmitter, range 6.6 to 105 GPM (1.5 to 23.85 m3/h) |
| DFMT-50A | 2" NPT Digital Flow Transmitter, range 8.8 to 180 GPM (2 to 40.9 m3/h) |
