Dwyer 差壓變送器 648B&648C系列

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產品簡介

The Series 648B and 648C Differential Pressure Transmitters are designed to be used with clean, dry air and other non-corrosive gases. Each unit features a push-activated zero function and an associat......

詳細介紹

Service: Air And Non-Combustible, Compatible Gases.

Wetted Materials: 302 SS, Glass, Nickel, Silicon Rubber, Polyethylene, Acrylic, ABS And Brass.

Accuracy: 648B: ±0.8% FS* At Room Temperature; 648C: ±0.4% FS* At Room Temperature.
*RSS (Root Sum Square) Includes Non-Linearity, Hysteresis And Non-Repeatability.

Stability: ±1% FS/Yr.

Temperature Limits:
Operating: 0 To 170°F (-18 To 77°C);
Storage: -65 To 185°F (-54 To 85°C).

Pressure Limits: 15 Psi (100 KPa) Proof Pressure; 30 Psi (200 KPa) Burst Pressure.

Thermal Effects: 648B: ±0.025% FS/°F (0.045%/°C);
648C: ±0.020% FS/°F (0.036%/°C).

Power Requirements: 13 To 32 VDC.

Output Signal: 4 To 20 MA.

Zero And Span Adjustments: Pushbutton For Zero, Potentiometer For Span.

Response Time: Approximately 10 Ms.

Max. Loop Resistance: DC: 0 To 950 Ω.

Electrical Connection: Detachable Euro-Style Terminal Block.

Process Connections: 3/16" OD Barbed Fitting For 1/8" ID Push-On Tubing.

Housing: SS And PC+ABS Alloy.

Weight: 3.8 Oz (108 G).