Model

900DO

pH

Range

-2.000~20.000pH

Accuracy

±0.002pH

Resolution

0.1, 0.01, 0.001pH, Selectable

Calibration Points

1 to 5 points

Calibration Solutions

USA, NIST, DIN or User-defined

Temperature Compensation

0~100°C, 32~212°F

Compensation Mode

Manual or Automatic

mV

Range

-1999.9~1999.9mV

Accuracy

±0.2mV

Resolution

0.1, 1mV, Selectable

Calibration Points

1 point (Only for Relative mV mode)

Calibration Range

±200mV

Ion

Range

0.001~19999ppm, mg/L, mol/L (Refer to the range of ISE)

Accuracy

±0.5% F.S (Monovalent), ±1% F.S (Divalent)

Resolution

0.001, 0.01, 0.1, 1

Calibration Points

2 to 5 points

Calibration Solutions

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

Temperature Compensation

0~100°C, 32~212°F

Compensation Mode

Manual or Automatic

Conductivity

Range

0~20.00, 200.0, 2000µS/cm, 20.00, 200.0mS/cm

Accuracy

±0.5% F.S

Calibration Points

1 to 5 points

Calibration Solutions

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

Temperature Compensation

0~100°C, 32~212°F, Manual or Automatic

Temperature Coefficient

0.0~10.0%/°C

Compensation Modes

Linear or Pure Water

Cell Constant

K=0.1, 1, 10 or User-defined

Normalization Temperature

20°C or 25°C

TDS

Range

0~100ppt (Max. 200ppt, depending on factor setting)

Accuracy

±1% F.S

TDS Factor

0.1~1.0 (Default 0.5)

Salinity

Range

0~10ppt (Max. 80ppt)

Accuracy

±1% F.S

Measurement Modes

Seawater or Practical Salinity

Resistivity

Range

0~100MΩ

Accuracy

±1% F.S

Resolution

0.01, 0.1, 1

Dissolved Oxygen

Range

0.00~20.00mg/L (or ppm)

Accuracy

±0.2mg/L

Resolution

0.01mg/L

Calibration Points

1 or 2 points

Temperature Compensation

0~50°C, 32~122°F, Automatic

Pressure Correction

60.0~112.5kPa, 450~850mmHg

Salinity Correction

0~50g/L

% Saturation of Oxygen

Range

0.0~200.0%

Accuracy

±2.0%

Resolution

0.1, 1%

Temperature

Range

0~105°C, 32~221°F

Accuracy

±0.5°C, ±0.9°F

Resolution

0.1°C

Calibration Points

1 point

Calibration Range

Measured value ±10°C

Others

Hold Function

Manual or Automatic endpoint detection

Stability Conditions

Low or High

Calibration Due

0 to 31 days

Power Off

Manual or Automatic (10, 20, 30 minutes)

Reset Function

Yes

Memory

Stores up to 500 data sets

Output

USB Communication Interface

Connector

BNC, 6-pin Mini Plug

Display

LCD (130×110mm)

Power Requirements

DC5V, using AC adapter, 220VAC/50Hz

Dimensions

210(L)×188(W)×60(H)mm

Weight

1.5kg

Model

900DO

pH

Range

-2.000~20.000pH

Accuracy

±0.002pH

Resolution

0.1, 0.01, 0.001pH, Selectable

Calibration Points

1 to 5 points

Calibration Solutions

USA, NIST, DIN or User-defined

Temperature Compensation

0~100°C, 32~212°F

Compensation Mode

Manual or Automatic

mV

Range

-1999.9~1999.9mV

Accuracy

±0.2mV

Resolution

0.1, 1mV, Selectable

Calibration Points

1 point (Only for Relative mV mode)

Calibration Range

±200mV

Ion

Range

0.001~19999ppm, mg/L, mol/L (Refer to the range of ISE)

Accuracy

±0.5% F.S (Monovalent), ±1% F.S (Divalent)

Resolution

0.001, 0.01, 0.1, 1

Calibration Points

2 to 5 points

Calibration Solutions

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

Temperature Compensation

0~100°C, 32~212°F

Compensation Mode

Manual or Automatic

Conductivity

Range

0~20.00, 200.0, 2000µS/cm, 20.00, 200.0mS/cm

Accuracy

±0.5% F.S

Calibration Points

1 to 5 points

Calibration Solutions

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

Temperature Compensation

0~100°C, 32~212°F, Manual or Automatic

Temperature Coefficient

0.0~10.0%/°C

Compensation Modes

Linear or Pure Water

Cell Constant

K=0.1, 1, 10 or User-defined

Normalization Temperature

20°C or 25°C

TDS

Range

0~100ppt (Max. 200ppt, depending on factor setting)

Accuracy

±1% F.S

TDS Factor

0.1~1.0 (Default 0.5)

Salinity

Range

0~10ppt (Max. 80ppt)

Accuracy

±1% F.S

Measurement Modes

Seawater or Practical Salinity

Resistivity

Range

0~100MΩ

Accuracy

±1% F.S

Resolution

0.01, 0.1, 1

Dissolved Oxygen

Range

0.00~20.00mg/L (or ppm)

Accuracy

±0.2mg/L

Resolution

0.01mg/L

Calibration Points

1 or 2 points

Temperature Compensation

0~50°C, 32~122°F, Automatic

Pressure Correction

60.0~112.5kPa, 450~850mmHg

Salinity Correction

0~50g/L

% Saturation of Oxygen

Range

0.0~200.0%

Accuracy

±2.0%

Resolution

0.1, 1%

Temperature

Range

0~105°C, 32~221°F

Accuracy

±0.5°C, ±0.9°F

Resolution

0.1°C

Calibration Points

1 point

Calibration Range

Measured value ±10°C

Others

Hold Function

Manual or Automatic endpoint detection

Stability Conditions

Low or High

Calibration Due

0 to 31 days

Power Off

Manual or Automatic (10, 20, 30 minutes)

Reset Function

Yes

Memory

Stores up to 500 data sets

Output

USB Communication Interface

Connector

BNC, 6-pin Mini Plug

Display

LCD (130×110mm)

Power Requirements

DC5V, using AC adapter, 220VAC/50Hz

Dimensions

210(L)×188(W)×60(H)mm

Weight

1.5kg