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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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