WTW OxiTop-i 6, OxiTop -i measuring heads (blue/gray), menu-driven, 3 operating button, 6 pc/pak

6 OxiTop®-i measuring heads (3 x blue, 3 x gray), menu-driven, with backlit LCD graphic display, control LED, three operating buttons, for direct output of the BOD measured values on the display, volume preselection, measuring duration selectable (1 to 7 days ), Curve display, instantaneous value output