James Air Meters for Fresh Concrete

Air content plays an important role in concrete, James offers the user a full range of air meters such as ASTM "Type A" Pressure Meter, ASTM "Type B" Pressure Meter and the Volumetric Air Meter.

The James Instruments™ ASTM "Type B" Pressure Air Meter features a large number of mechanical improvements over previous designs. The unit uses the latest technology available in clamping systems. It uses large stainless steel clamp levers, each with a holding capacity of 2500 lbs. These clamps provide the user with dependable operation every time. It also features innovative sealing technology for accurate readings and long life. Ruggedness has also been improved by using full welds on critically hardened seams rather than spot welds. The A-AB-1200 also comes with a durable, advanced, high volume pump as well as a large easy to read gauge, and bourdon tube. These features makes the James Instruments™ ASTM "Type B" Pressure Air Meter the most durable, accurate, rapid and easy to use meter on the market. The pressure gauge is color coded for entrained and entrapped air. The system meets ASTM C- 231 & AASHTO T152 standards. EN12350.

The A-AB-1200 James Instruments™ ASTM "Type B" Pressure Meter comes with Air Meter, carry case, calibration vessel, inside calibration vessel, outside calibration vessel tube, 3 oz syringe, Strike off bar, 24" tamping rod and 16 oz rubber mallet.

This light weight unit weighs 1/3 of its brass counter part and about 1/2 the weight of an aluminium unit. Easy to clean, the unit is made of reinforced fibreglass and PVC. The system conforms to ASTM C-173.

The A-AV-1300 James Instruments™ ASTM Volumetric Air Meter comes with Meter, Funnel, Syringe, Tamper, Calibrated Cup, Mallet, Strike off Bar and Plastic Carry Case.

A-AA-1100 ASTM “Type A" Pressure Air Meter Model

The James Instruments™ ASTM "Type A" Air Meter is used to determine the amount of entrained air in freshly mixed concrete.

The A-AA-1100 "Type A" Pressure Air Meter needs little or no maintenance and is the meter of choice in certain regions. The measurements are displayed on the graduated cylinder attached to the meter after the sample base has been pressurised.

This light weight aluminium design conforms to ASTM C- 231 and the complete systems comes with Meter, Calibration Vessel, Rod, Scoop, Strike off Bar, Mallet, Instructions and Steel Carry case.