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    Dwyer 316湿湿差压变送器 655A系列

    量程可低至3英寸水柱,NIST溯源6点校准

    655A系列316L不锈钢液用微差压变送器用于高静压场合的微差压监测,特别适用于OEM设备,它能在过压非常高的情况下用于低至3英寸水柱的量程范围,精度达到0.25%。

    655A系列变送器采用了先进的科技来保证高低压口的平衡。自动焊接制造技术使它在承受很高的压力的应用场合可靠耐用,寿命长。每个产品都带有NIST六点校准证书。

    655A系列微差压变送器是全焊接的316不锈钢材质,在设计中没有采用任何O型环,特别适用于高静压应用场合,和保证不能泄露的应用场合。

    应用及案例


    •  Pump differential pressure

    •  Critical process monitoring

    •  High accuracy/low differential pressure OEM applications


    产品特色


    •  Extreme overpressure and stability at low ranges provides durable device for OEM and end-user applications

    •  High-accuracy device for low differential pressure designs requiring more precise measurements in support of application

    •  NIST certificate available to demonstrate high-level of performance



    技术指标


    Service: Compatible Gasses Or Liquids.

    Wetted Materials: 316L SST.

    Accuracy: ±0.25% BFSL, RSS (Combined Effect Of Non-Linearity, Hysteresis, And Repeatability).

    Stability: ≤ ±0.25% FSO/Yr.

    Temperature Limits: -20 To 200°F (-29 To 93°C).

    Compensated Temperature Limits: 0 To 170°F (-17.8 To 76.7°C).

    Pressure Limits: 1000 Psi (68.95 Bar) Continuous; 3000 Psi (206.8 Bar) Burst.

    Thermal Effects: ≤ ±1.5% F.S. Over Comp. Temperature Range.

    Power Requirements: 8 To 38 Vdc.

    Output Signal: 4 To 20 MA.

    Static Pressure Effects: On Zero: ≤ ±0.25% FSO Per 1000 Psi; On Span: ≤ ±0.5% Of Reading Per 1000 Psi.

    Loop Resistance: 1500 Ohms.

    Electrical Connections: Cable Exit With 24" Cable; Optional 6-Pin Connector.

    Process Connections: 1/4" NPT Female.

    Enclosure Rating: Designed To Meet NEMA 4X (IP66).

    Mounting Orientation: Mount In Vertical Position: Zero Shifts Up To 1" ±H2O Depending On Orientation.

    Response Time: < 10 MS.

    Weight: 18 Oz (510 g).

    Agency Approval: CE.



    选项配件



    安装手册


    Instruction Manual.pdf



    机构认证



    尺寸详图


    655A_DD.pdf



    产品大图


    655A_600x600.gif



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