PH meter PHS-4C +

PH meter Model: PHS-4C + Instrument: Description: ? microprocessor control, higher precision, better reproducibility; · touch buttons, longer life integrated error is smaller; · pH (mV) value and T value synchronized display; Automatic / manual temperature compensation, automatic buffer recognition; - multi-point calibration, measurement is more accurate; Automatic calibration electrode slope automatically store calibration data; Automatic electrode status display, auto endpoint judge, RS232 output interface ; · 0 · 01pH / 0 · 1mV high resolution design, can be equipped with a variety of ion-selective electrodes, - ion concentration measurement electrode and optional water, rapid measurement of water pH value; · simple operation, for laboratory shortcuts precision measurement · measurable solution pH value, mV value, T value and ORP value Multi-point automatic calibration, instrument calibration data is stored automatically Automatic Shibian standard solution, automatic data destination determination-with power and data hold function * With Electrode status indication · ATC automatic recognition, automatic / manual temperature compensation · Optional water electrode, you can quickly measure · RS232 interface data output water pH value (for laboratory pH and ionic concentration precision measurement) selected with ion-selective electrodes, concentration can be measured, and its advantages: · analytical measurement calibration costs are relatively low Measurement will not be like the color of the sample, such as interference to the measurement add ionic strength modifiers, you can eliminate the interference sample solution Ion Measurement fast, accurate, and its method: the measurement series of known concentration of the standard, note the mV value of the solution, the concentration of a millivolt standard curve you quickly measure the unknown solution mV value, corresponding to the standard curve to determine the corresponding concentration Technical parameters Instrument Level 0 · 001 Measuring range pH: 0-14 · 000pHmV: 0 ~ ± 1999 · 9mVT: -5 · 0 ~ 105 · 0 ℃ electric meter indication error pH: ± 0 · 002pHmV: ± 0 · 03% (F · S) T: ± 0 · 3 ℃ Resolution pH: 0 · 1/0 · 01/0 · 001pHMV: 0 · 1 / 1MVT: 0 · 1 ℃ temperature compensation range 0 ~ 100 · 0 ℃ (automatic / Manual) Input impedance 3 * 10 12 th stability of ≤ ± 0 · 005pH ± a word / 3h point calibration mode / two-point / three-point instrument level measurement range 0 · 001 pH:? 0-14 · 000pHmV: 0 ~ ± 1999 · 9mVT: -5 · 0 ~ 105 · 0 ℃