Unidirectional and Bidirectional Ranges, Removable Terminal Block
Differential Pressure Transmitter is designed to be used with clean, dry air and gases. Protected against short circuiting and incorrect wiring.
Specifications
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Service: Air and non-combustible, compatible gases.
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Wetted Materials: 302 SS, glass, nickel, silicon rubber, polyethylene, acrylic, ABS and brass.
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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.
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Stability: ±1% FS/yr.
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Temperature Limits: Operating: 0 to 170°F (-18 to 77°C); Storage: -65 to 185°F (-54 to 85°C).
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Pressure Limits: 15 psi (100 kPa) proof pressure; 30 psi (200 kPa) burst pressure.
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Thermal Effects: 648B: ±0.025% FS/°F (0.045%/°C); 648C: ±0.020% FS/°F (0.036%/°C).
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Power Requirements: 13 to 32 VDC.
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Output Signal: 4 to 20 mA.
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Zero and Span Adjustments: Push-button for zero, potentiometer for span.
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Response Time: Approximately 10 ms.
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Max. Loop Resistance: DC: 0 to 950 Ω.
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Electrical Connection: Detachable euro-style terminal block.
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Process Connections: 3/16" OD barbed fitting for 1/8" ID push-on tubing.
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Housing: SS and PC+ABS alloy.
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Weight: 3.8 oz (108 g).
