The Series 476A Single Pressure Differential Pressure Digital Manometer can be used to measure low pressures from -20 to 20 in w.c. with ±1.5% FS accuracy.
The Series 478A Single Pressure Differential Pressure Digital Manometer can be used to measure positive, negative, or differential pressures with ±1.5% full-scale accuracy. Both units are constructed of an extruded aluminum case for exceptional durability.
Accuracy
± 1.5 %
Accuracy Detail
± 1.5% FS at 72°F (22.2°C). Includes linearity and repeatability
Dwyer Omega – Series 476A & 478A Digital Pressure Differential Manometer, -20 to 20 inH2O, ± 1.5% FS, Aluminum
The Series 476A Single Pressure Differential Pressure Digital Manometer can be used to measure low pressures from -20 to 20 in w.c. with ±1.5% FS accuracy.
The Series 478A Single Pressure Differential Pressure Digital Manometer can be used to measure positive, negative, or differential pressures with ±1.5% full-scale accuracy. Both units are constructed of an extruded aluminum case for exceptional durability.
Accuracy
± 1.5 %
Accuracy Detail
± 1.5% FS at 72°F (22.2°C). Includes linearity and repeatability
Battery Size and Type
Alkaline 9V
Compensated Temperature, Max
104 °F
Compensated Temperature, Min
32 °F
Compliance
CE
Display Note
4 digit LCD (.425˝H x .234˝W digits)
Display Type
LCD
Hysteresis
± 0.1%
Kit
None included
Materials, Wetted
Consult Factory
Measurement Type
Pressure
Media Compatibility
Air, Argon, Compatible Gases, Nitrogen
Number of Digits
4
Operating Temperature, Max
140 °F
Operating Temperature, Min
0 °F
Pressure Limits
Up to 5 psi
Supply Power Type
Battery
Thermal Effects
0.05% FS/°F
Weight
10.8 oz
Enquiry for Dwyer Omega – Series 476A & 478A Digital Pressure Differential Manometer, -20 to 20 inH2O, ± 1.5% FS, Aluminum
