Text Box: D_GR: Dissolved and Entrained Air Tester
  
Patent pending

Specifications

 

Mechanical:

             Wetted parts 303 SS . Seals buna rubber.

             Tester weight 15 lbs (6.8 kg). Dimensions 15” length by (nominal) diameter 6”. (38 x 15 mm)

             Pressure limit normal operation 100 psig. (6.8 bar). Damage limit 150 psig  (10 bar)

             Sample volume 0.55 in3 (9.0 cc)

             Air in-leakage at maximum vacuum < 3x10-4 cc/hour

 

Electronics:

             Battery powered digital pressure display. 9 volt battery, 10 hours continuous use.

             Display is Nema 12.      

 

Performance:   

             Limits: Minimum entrained or dissolved gas is 0.1% (v/v). Maximum entrained gas and/or dissolved gas is 10% combined (e.g., if entrained gas is 5% then maximum dissolved gas is 5%).

             Accuracy: Accuracy varies depending upon quantities of dissolved and entrained gas. Some values include:

                           If measured values are:               …..then……         measured values may be between:

             Entrained Gas                 Dissolved Gas                              Entrained Gas                 Dissolved Gas

                     0%                                 0.1%                                          +/-0.02%                      0.08-0.12%

                      “                                     2%                                                 “                               1.96-2.04%

                      “                                    10%                                                “                               9.92-10.08%

 

                     2%                                  0.2%                                         1.96-2.04%                   0.24-0.25%

                      “                                       2%                                                  “                           1.92-2.08%

                      “                                       8%                                                  “                           7.90-8.10%

 

                      5%                                  0.5%                                         4.94-5.06%                   0.42-0.58%

                       “                                        2%                                                 “                           1.91-2.09%

                       “                                        5%                                                 “                           4.85-5.15%

 

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Applications

 

      -Hydraulic actuators

      -Space launch vehicles

      -Military aircraft

      -Beverage carbonation

      -Polymeric resins

      -Cutting tool coolant systems

      -Well drilling mud

      -Food and pharmaceuticals

      -Fine paper

      -Any process or product that can be

           improved through the availability of dissolved and entrained air values.

Product and Process Engineering Concepts

Phone: 253-335-3665

Email: sales@papec.com