Process Control & Measurement

The Dwyer Series 4000 is designed to provide a fast and accurate indication of differential pressures and holds the measurable pressure within a capsule allowing it to be used on system pressures up to 500 psig.

• English: 0 - 15 PSID
• Accuracy: +/-4% of F.S.
• Service: Air and compatible gases and oil based liquids

The Dwyer Series 4000 is designed to provide a fast and accurate indication of differential pressures and holds the measurable pressure within a capsule allowing it to be used on system pressures up to 500 psig.

• English: 0 - 20 PSID
• Accuracy: +/-4% of F.S.
• Service: Air and compatible gases and oil based liquids

The Dwyer Series 4000 is designed to provide a fast and accurate indication of differential pressures and holds the measurable pressure within a capsule allowing it to be used on system pressures up to 500 psig.

• English: 5 - 0 - 5 Inches of Water
• Accuracy: +/-3% of F.S.
• Service: Air and compatible gases and oil based liquids

The Dwyer Series 4000 is designed to provide a fast and accurate indication of differential pressures and holds the measurable pressure within a capsule allowing it to be used on system pressures up to 500 psig.

• English: 15 - 0 - 15 Inches of Water
• Accuracy: +/-3% of F.S.
• Service: Air and compatible gases and oil based liquids

The Dwyer Series 4000 is designed to provide a fast and accurate indication of differential pressures and holds the measurable pressure within a capsule allowing it to be used on system pressures up to 500 psig.

• Traceable NIST Included
• English: 0 - 20 Inches of Water
• Accuracy: +/-3% of F.S.
• Service: Air and compatible gases and oil based liquids

The Dwyer DHII-007 Differential Pressure Controller takes all the features of the standard Digihelic pressure controller and packages them in a robust NEMA 4 (IP66) housing.

• English: 0 - 10 Inches of Water
• Accuracy: +/- 0.5% at 77 F
• Application: Air handlers and Clean Rooms
• Service: Air and non-combustible, compatible gases

The Dwyer 476A series can be used to measure low pressures from -20" w.c. with �1.5% FS accuracy.

• Range: -20.0 - 20.0 Inches of Water
• Maximum Pressure: 5 psig
• Accuracy: +/- 1.5% FS @ 72 F

The Dwyer 478A series can be used to measure positive, negative, or differential pressures.

• Range: -4.00 - 4.00 Inches of Water
• Maximum Pressure: 5 psig
• Accuracy: +/- 1.5% FS @ 72 F

The Dwyer 477AV series is available with pressure, flow, and velocity measurements along with a number of other convenient features. The built-in air velocity and flow calculations provide accuracy and conserve time and error associated with manual calculations.

• Range: 0 - 1.00 Inches of Water
• Maximum Pressure: 5 psig
• Accuracy: +/- 0.5% FS, 60 to 78 F; +\- 1.5% FS from 32 to 60 F and 78 to 104 F

The Dwyer 475 series measures positive, negative, or differential pressures of air and natural gases.

• Range: 0 - 1.000 Inches of Water
• Maximum Pressure: 5 psig
• Accuracy: +/- 0.5% FS, 60 to 78 F; +/- 1.5% FS from 32 to 60 F and 78 to 104 F
• FM Approved

The Dwyer 475 series measures positive, negative, or differential pressures of air and natural gases.

• Range: 0 - 10.00 Inches of Water
• Maximum Pressure: 5 psig
• Accuracy: +/- 0.5% FS, 60 to 78 F; +/- 1.5% FS from 32 to 60 F and 78 to 104 F
• FM Approved

The Dwyer 477AV series is available with pressure, flow, and velocity measurements along with a number of other convenient features. The built-in air velocity and flow calculations provide accuracy and conserve time and error associated with manual calculations.

• Range: 0 - 10.00 Inches of Water
• Maximum Pressure: 5 psig
• Accuracy: +/- 0.5% FS, 60 to 78 F; +\- 1.5% FS from 32 to 60 F and 78 to 104 F