616WL系列 微差壓變送器-德威爾Dwyer
616WL系列 微差壓變送器能夠監(jiān)測(cè)非常微小的差壓，用于空氣或不可燃的其它兼容氣體，輸出4-20mA信號(hào)。它還帶有三位LCD數(shù)顯，下表中列出了經(jīng)工廠校準(zhǔn)的量程范圍。
能夠測(cè)量正壓，負(fù)壓和差壓，精度為0.5%。采用了聚碳酸酯的全天候防護(hù)外殼，防護(hù)級(jí)別為 (IP66/NEMA 4X)。內(nèi)帶數(shù)字按鍵可快速的在現(xiàn)場(chǎng)調(diào)零或調(diào)整量程。
Service: Air and non-combustible, compatible gases.
Wetted Materials: Consult factory.
Accuracy: ±0.50% F.S., display accuracy ±0.5%.
Stability: ±1% F.S./yr.
Temperature Limits: 0 to 140°F (-17.8 to 60°C).
Compensated Temperature Limits: 20 to 120°F (-6.67 to 48.9°C).
Pressure Limits: See Catalog page.
Thermal Effect: ±0.02% F.S./°F (0.036% F.S./°C).
Power Requirements: 12 to 30 VDC (2-wire).
Output Signal: 4 to 20 mA.
Zero and Span Adjustments: Digital, Push Button Adj.
Loop Resistance: DC; 0 to 900 Ω maximum.
Current Consumption: DC; 38 mA maximum.
Electrical Connections: Screw-type terminal block.
Process Connections: Barbed, dual size to fit 1/8" and 3/16" (3.12 and 4.76 mm) I.D. rubber or vinyl tubing.
Enclosure Rating: NEMA 4X (IP66).
Mounting Orientation: Vertical, consult factory for other position orientations.
Weight: Without LCD 17 oz (482 g); with LCD 18 oz (510 g).
Agency Approvals: CE.
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