咨询电话：13891958005
咨询电话：13891958005
655A差压变送器适用于高静态/低DP的应用场合，特别适用于最终用户和OEM，要求在3”w - c范围内具有极高的超压和0.25%的精度和稳定性。
每一个655A系列采用先进的制造技术，以确保HI和LO端口之间的对称性。对称，加上自动焊接程序，使这些差压变送器在高高架管线压力下具有优异的性能和可靠性。每个单元包括一个6点的NIST校准证书，证明该单元的高水平的性能。655A系列变送器压力端口全部由316不锈钢焊接而成，采用无o形环设计，非常适用于高循环应用、毛细管填充系统或需要保证无泄漏系统的应用场合。
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 Ω.
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.
| Model | Description |
|---|---|
| 655A-00-C | Wet/wet differential pressure transmitter, range 0-3" w.c. |
| 655A-01-C | Wet/wet differential pressure transmitter, range 0-5" w.c. |
| 655A-02-C | Wet/wet differential pressure transmitter, range 0-8" w.c. |
| 655A-03-C | Wet/wet differential pressure transmitter, range 0-10" w.c. |
| 655A-04-C | Wet/wet differential pressure transmitter, range 0-15" w.c. |
| 655A-05-C | Wet/wet differential pressure transmitter, range 0-20" w.c. |
| 655A-06-C | Wet/wet differential pressure transmitter, range 0-1 psid. |
| 655A-07-C | Wet/wet differential pressure transmitter, range 0-2 psid. |
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