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Dwyer Series
620

Differential Pressure Indicating Transmitter
1/16 DIN Housing, Digital Readout, 0.5% Full Scale Accuracy

SPECIFICATIONS
Service: Air and non-combustible, compatible gases.
Wetted Materials: Consult factory.
Accuracy: ±0.5% F.S. (includes linearity, hysteresis & repeatability).
Stability: ±1% F.S./yr.
Temperature Limits: 0 to 140°F (-17.8 to 60°C).
Compensated Temperature Limits: 20 to 120°F (-6.67 to 48.9°C).
Pressure Limits: See chart on "Ordering" page.
Thermal Effect: 0.025% F.S./°F (0.045% F.S./°C).
Power Requirements: 10 to 35 VDC (2-wire).
Output Signal: 4 to 20 mA.
Zero and Span Adjustments: Accessible potentiometers.
Loop Resistance: DC; 0 to 1250 ohms max.
Current Consumption: DC; 38 mA max.
Electrical Connections: Terminal block.
Process Connections: Barbed for 1/8" (3.18 mm) I.D. tubing.
Enclosure Rating: Face designed to meet NEMA 4 (IP66).
Mounting Orientation: Not position sensitive.
Weight: 4.7 oz (133 g).
Agency Approvals: CE.

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