? ??????Я?????絼???? 
?? ???DDB-11

    ????????????????????????????????????????????????С????????????????е絼????????????
????????
    ??????Χ???????? 0.00??19.99 uS/cm?? 0.01uS/cm
                       0.0??199.9 uS/cm??    0.1uS/cm
                       0??1999 uS/cm??       1uS/cm
                       0.00??19.99 mS/cm??  0.01mS/cm
                       1.0??199.9 mS/cm??   0.1mS/cm
                       0??1999 mS/cm??      1mS/cm
    ????????Χ????????0.0??100?棻0.1??
    ?? ?? ?? ????0.0??100.0??
    ??  ?  ???±1%FS
    ?? ?? ?? ????0.01??0.1??1.0??10
    ??      ???9V???
    ??????Χ??0??2×10 5us/cm ????±1F??S