Pico drdaq educational datalogger pico dd011 ph electrode 0 to 14ph measurement range 0 02ph resolution 12 x 120mm 0 to 60 c operating temperature ph is measured using a standard electrode with a bnc connector the electrode comes complete with a small bottle of storage solution to help prevent it drying out suitable for use with drdaq data logger pico dd011 ph electrode for 85 7500