Dwyer壓力變送器672系列

低壓力變送器

單壓連接，可測低至10英寸水柱

672系列 低壓力變送器采用了可變電容技術，廣泛用于低壓力應用場合。它能測量低至10英寸水柱，高至400英寸水柱。對于單壓來說，這是非常低的測量范圍。精度為0.25%，它可用于監(jiān)測液位，水位，潔凈室，明渠流量等應用場合。

服務:兼容的液體和氣體。

材質:318DuplexSS,陶瓷,氟橡膠(FKM)。

外殼:318不銹鋼。

精度:±0.25% F.S.(RSS)。包括非線性、滯后和非重復性。

穩(wěn)定性:0.25% F.S./ 1年。

溫度范圍:-40到212°F(-40到100°C)。

溫度補償范圍:5到140°F(-20 - 60°C)。

壓力限制: 29 psi (2 bar) for up to 85" w.c. (0.2 bar) ranges; 58 psi (4 bar) for 85" to 140" w.c. (0.2 to 0.35 bar); 73 psi (5 bar) for 141" to 400" w.c. (0.35 to 1 bar).

熱效應: Zero: 1.0%F.S./100°F (2.0%F.S./100°C); Span: 1.0%F.S./100°F (2.0%F.S./100°C).

電源: 4-20 mA: 9-35 VDC; 0-5 VDC: 7.5-35 VDC.

輸出信號:4 - 20毫安(2線)或0 - 5 v直流(3線)。

零點和量程調整：±10% F.S. each (電位計).

響應時間:5 ms。

最大回路電阻:1.325 kΩ。

電氣連接:大號DIN 43650接頭配套連接。

過程連接: 1/4"-18 NPT male.

防護等級:NEMA 4 x(IP65)。

重量:11.6盎司(330克)。

機構認證:CE。

Dwyer pressure transmitter 672 series

Low pressure transmitter

Single-pressure connection, can measure as low as 10 inches of water column

The 672 series low pressure transmitter adopts variable capacitance technology and is widely used in low pressure applications. It can measure as low as 10 inches of water column and as high as 400 inches of water column. This is a very low measurement range for single pressure. The accuracy is 0.25%. It can be used for monitoring liquid level, water level, clean room, open channel flow and other applications.

Service: compatible liquids and gases.

Material: 318DuplexSS, ceramic, fluororubber (FKM).

Shell: 318 stainless steel.

Accuracy: ± 0.25% F.S. (RSS). Including nonlinearity, hysteresis and non-repeatability.

Stability: 0.25% F.S./1 year.

Temperature range: - 40 to 212 ° F (- 40 to 100 ° C).

Temperature compensation range: 5 to 140 ° F (- 20 to 60 ° C).

Pressure limit: 29 psi (2 bar) for up to 85 "w.c. (0.2 bar) ranges; 58 psi (4 bar) for 85" to 140 "w.c. (0.2 to 0.35 bar); 73 psi (5 bar) for 141" to 400 "w.c. (0.35 to 1 bar)

Thermal effect: Zero: 1.0% F.S./100 ° F (2.0% F.S./100 ° C); Span: 1.0%F.S./100°F (2.0%F.S./100°C).

Power supply: 4-20 mA: 9-35 VDC; 0-5 VDC: 7.5-35 VDC.

Output signal: 4 - 20 mA (2 wire) or 0 - 5 V DC (3 wire).

Zero and span adjustment: ± 10% F.S. each (potentiometer)

Response time: 5 ms.

Maximum circuit resistance: 1.325 k Ω.

Electrical connection: large DIN 43650 connector matching connection.

Process connection: 1/4 "- 18 NPT male

Protection grade: NEMA 4 x (IP65).

Weight: 11.6 ounces (330 grams).

Agency certification: CE.