Check the listing for details. AP Diving Oxygen Cell Validator. Condition: New. Listed at 100.00 USD. RB15 - The AP Cell ValidatorThe AP Cell Validator has been designed to check the oxygen control parameters including the speed of response and accuracy of the oxygen cells within an AP Diving rebreather.The Cell Validator test instantly shows any gross errors in cell outputs, and allows you to determine whether a cell needs calibrating or replacing as well as validate oxygen controller function with its constituent parts – solenoid, O2 purity etc.Key features:Allows you to prove the cells will display accurately above 1.3 bar – prior to a diveAllows hyperbaric testing of oxygen cells without using a pressure chamber or external pressure gauge and without removing them from the lidAllows testing of all oxygen controller functionality including connections, calibration, solenoid operation and oxygen supply on your rebreatherAllows accurate, repeatable, pre-dive testing, even on a wet boatAllows long term testingShock proof and water proof – keep it in your dive bagLightweight (only 125g or 158g with thread protector/ mesh caps) – take it on every dive tripWhen in place it seals the scrubber, so ideal for scrubber storage between divesT-piece mesh caps included, which prevent insects entering the counterlungs during storage