Humboldt H-2783 Pressure Meter User Manual
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Humboldt Pressure Meter— H-2783
Easy-to-use stainless clamping system employs four, one-piece,
self-locking clamps to seal lid to base with proper tension. O-ring
assures watertight seal. Easy-to-read (to nearest 1/10th %) 4-inch diam-
eter direct percentage gauge with calibration adjustments.
Features all-brass H-2785.DB super pump for reliability and faster opera-
tion. Unique pop-it valve eliminates seal failures. Complete
with high-impact horizontal plastic carrying case, syringe, tamping rod,
strike-off bar, calibration vessel, inside and outside calibration tubes and
instructions.
All our Type-B Concrete Air Meters feature our all-brass H-2785.DB
Super Pump for reliability and faster operation.
All air meters meet ASTM C231; AASHTO T152.
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