Weatherproof Pressure Transmitter
±0.25% FS Accuracy, Compatible with Corrosive Materials, 4-20 mA Output

The Series 679 Pressure Transmitter is compatible with a wide range of gases and liquids, and is specially designed for weatherproof service (NEMA 4/IP56). The Model 679 can measure pressures with an accuracy of ±.25%. This model provides a 4-20 mA output and is field adjustable.

STOCKED MODELS in bold

Model Number	Range	Overpressure
679-0	0 to 25 psi	100 psi
679-1	0 to 50 psi	150 psi
679-2	0 to 100 psi	300 psi
679-3	0 to 250 psi	500 psi
679-4	0 to 500 psi	1000 psi
679-5	0 to 1000 psi	2000 psi
679-6	0 to 3000 psi	4500 psi
679-7	0 to 5000 psi	7500 psi
679-8	0 to 10,000 psi	12,000 psi

PHYSICAL DATA
Service: Corrosive liquid and gases.
Accuracy: ±.25% FS (includes non-linearity, hysteresis and non-repeatability).
Overpressure: See Table
Output: 4-20 mA, 2 wire.
Supply Voltage: 9-30 VDC.
Loop Resistance: 800 ohms.
Zero and Span Adjustment: ±15%, non-interactive.
Stability: Less than .5% FS/ year.
Operating Temperature Range: -40° to 260°F (-40° to 125°C) 10 to 90% RH, non-condensing.
Compensated Temperature Range: -4 to 176°F (-20 to 80°C).
Pressure Connection: ¼" NPT(male).
Wetted Parts: Corrosive resistant 17-4 PH Stainless Steel.
Enclosure: Aluminum.
Electrical Connections: Two ½" conduit ports.
Weight: 13.4 oz. (380g).

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Weatherproof Pressure Transmitter Series 679

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