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Dwyer Series
655

Wet/Wet Differential Pressure Transmitter
Low Range, 0-5" w.c., High Maximum Working Pressure

SPECIFICATIONS
Service: Compatible, gases & liquids.
Wetted Materials: Types 316, 316L SS.
Accuracy: ±0.5% F.S. (Includes linearity, hysteresis & repeatability.)
Stability: ±1% F.S./year.
Temperature Limits: 0 to 140°F (-17.8 to 60°C).
Compensated Temperature Limits: 40 to 120°F (4.44 to 48.9°C).
Pressure Limits: 300 psi (20.7 bar) continuous; 2000 psi 137.8 bar) burst. A zero shift of up to +/- 2% F.S. may occur when 300 psi pressure is applied.
Thermal Effect: 0.025% F.S./°F (0.045% F.S./°C).
Power Requirements: 16-35 VDC (2-wire).
Output Signal: 4 to 20 mA.
Zero and Span Adjustments: Accessible potentiometers. ±10% of span.
Loop Resistance: DC; 0-1250 ohms maximum.
Current Consumption: DC; 38 mA max.
Electrical Connections: 3 position plastic terminal block.
Process Connections: 1/4" female NPT.
Enclosure Rating: Designed to meet NEMA 4X (IP66).
Mounting Orientation: Not position sensitive.
Weight: 1 lb, 11.7 oz (785 g).

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