Model

BK-900

   pH Range

-2.000~20.000pH

   pH Accuracy

±0.002pH

   Resolution

0.001, 0.01, 0.1pH, selectable

   Calibration Points

Up to 5 points

   Calibration Solutions

USA(pH1.68/4.01/7.00/10.01/12.45), NIST(pH1.68/4.01/6.86/9.18/12.45), DIN(pH1.09/4.65/6.79/9.23/12.75

  IonConcentrationRange

0.001~19999ppm, mg/L, mol/L (Depending on measuring range of Ion selective Electrode)

   Ion Concentration Accuracy

±0.5% Full Scale (Monovalent), ±1% Full Scale (Divalent)

   Calibration Points

2 to 5 points

   Calibration Solutions

0.001, 0.01, 0.1, 1, 10, 100, 1000, 10000ppm, mol/L, mg/L

   mV Range

-1999.9~1999.9mV

   mV Accuracy

±0.2mV

   Resolution

0.1, 1mV, selectable

  ConductivityRange

0~20mS/cm (Max.200mS/cm)

   Conductivity Accuracy

±0.5% Full Scale

   Calibration Points

Up to 5 points

   Calibration Solutions

10uS/cm, 84uS/cm, 1413uS/cm, 12.88mS/cm, 111.8mS/cm

  TDSRange

0~10ppt (Max. 20ppt, Depending on factor setting)

   TDS Accuracy

±1% Full Scale

   TDS Factor

0.1~1.0 (Default 0.5)

  SalinityRange

0~10ppt (Max.80ppt)

   Salinity Accuracy

±1% Full Scale

   Salinity Measurement Modes

Practical Salinity (PSU) or Seawater Measurement Standard (ppt)

  ResistivityRange

0~100MΩ

   Resistivity Accuracy

±1% Full Scale

   Resolution

0.001, 0.01, 0.1, 1, Automatic

   Temperature Coefficient

0.0~10.0% per °C

   Compensation Modes

Linear or Pure Water

   Cell Constant

K=0.1, 1, 10, selectable

   Normalization Temperature

20°C or 25°C

   DissolvedOxygenRange

0.00~20.00mg/L or ppm

   Resolution

0.01, 0.1mg/L, selectable

   Dissolved Oxygen Accuracy

±0.2mg/L (Calibration and measurement under the conditions of same temperature)

   % Saturation of Oxygen

0.0~200.0%

   Accuracy

±2.0%

   Salinity Correction

0~50g/L

   Pressure Correction

60.0~112.5kPa, 450~850mmHg

  TemperatureRange

0~105°C, 32~221°F

   Temperature Accuracy

±0.5°C, ±0.9°F

   Temperature Calibration

Manual

   Temperature Compensation

0~100°C, 32~212°F, Automatic or Manual; DO Mode: 0~50°C, 32~122°F, Automatic

   Auto-Off

Manual or Automatic (10, 20, 30 minutes after last key pressed, selectable)

   Hold Function

Manual or Automatic

   Stability Conditions

Low or High, selectable

   Calibration due reminder

0 to 30 days

   Reset Function

Yes

   Memory

500 data sets with Date/Time stamping

   Output

USB Communication Interface

   Connector

BNC and 6-pin connector

   Power Requirements

DC5V, using AC adapters, 220VAC/50Hz

   LCD Display

Custom dual-display LCD (130×110mm)

   Dimensions

210(L)×188(W)×60(H)mm

   Weight

1.2kg