The Model 476A-0 single pressure digital manometer measures low pressures from -20 to 20'' W.C. with ± 1.5% full scale accuracy. Designed especially for the HVAC contractor, the Model 476A-0 can be used to set gas supply pressures, verify pressure switch operation, adjust regulators, check pneumatic systems and check computer peripherals. It features electronic zeroing to null out any minor pressure differences and auto power off after five minutes to conserve battery life.
FEATURESPositive or negative pressure measurements
Auto power off
Zero function for offset measurements
Large, easy-to-read display
Extruded aluminum case
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