YSI pH10A System Specifications

pH                                    Range                                         0.00              to             14.00       units       

                                        Resolution                            0.01    units

                                        Accuracy                                                                 ±0.1  unit          within      10            °C             of             calibration,                                            ±0.2                                                                     unit  within      20            °C

Temperature                   Range                                                  0.0      to             100.0       °C             (32.0        to             212          °F)

                                        Resolution                               0.1   °C             (0.2          °F)          

                                        Accuracy                                    ±0.3               °C             (±0.6        °F)

Operating                                          Range            0.0           to             50.0         °C             (32.0        to             122.0       °F)

Water                                     Resistance                               IP-67        waterproof              case

Weight                                          with   Batteries 105          grams      (3.7          ounces)

Battery                                                       Four     LR44        alkalines  included  with         purchase

Battery                                                        Life      200          hours       or             greater    (low         battery    indicator)

Warranty                                                      One    year         instrument              and          six            months    electrode

Auto                                                       Power       Powers    off           after        10            minutes   of             inactivity

pH                                                                     Offset            Recognition             +90          mV          at             pH           7.00         or             +98.3                                                                            mV              /              -81.7        mV          at             pH           6.86

pH                                                           Slope        Recognition             +30%       at             pH           4.00,        4.01,        9.18,        or             10.01

pH                                                         Temp         Compensation         Auto        0.0           to             100.0       °C             (32.0        to             212                                                                °F)

pH                                                                    Buffer             Recognition             USA         (4.01,       7.00,        &             10.01)      or             NIST                                                                         (4.01,              6.86,        &             9.18)

pH                                                Calibration         Temp       0.0           to             60            °C             (32.0        to             140.0       °F)

Temp                                               Sensor            Thermistor,             10k          ohms,      at             25            °C

Memory                                                                                        Non-volatile;     50            sets         (absolute or             relative    pH,                                                                                                      temperature,     date         and          time        stamp);   erase       all            data                                                                                                          function