pH

Measuring range

(-2.00 - 20.00) pH

Resolution

0.1/0.01 pH

Accuracy

Electrode:±0.01 pH,Meter:±0.02 pH

Input current

≤1×10⁻¹² A

Input impedance

≥1×10¹² Ω

Stability

±0.02 pH/3 h

Temp. compensation range

(0 - 100)℃,(Automatic/Manual)

mV

Measuring range(mV/ORP/EH)

-1999 mV - 1999 mV

Resolution

1 mV

Accuracy

±0.1% FS

Conductivity

Measuring range

(0.00 - 20.00) μS/cm

(20.0 - 200.0) μS/cm

(200 - 2000) μS/cm

(2.00 - 20.00) mS/cm

(20.0 - 200.0) mS/cm

TDS:(0 - 100) g/L

Salinity:(0 - 100) ppt

Resistivity:(0 - 100) MΩ·cm

Resolution

0.01/0.1/1 μS/cm;0.01/0.1 mS/cm

Accuracy

Electrode:±1.0% FS,Meter:±1.5% FS

Temp. compensation range

(0 - 100)℃,(Automatic/Manual)

Electrode constant

0.1/0.5/1/5/10/50/100 cm⁻¹

Reference Temp.

25℃、20℃、18℃

DO

Measuring range

0 - 20.00 mg/L(ppm),0 - 200.0%

Resolution

0.1/0.01 mg/L(ppm),1/0.1%

Accuracy

Electrode:±0.10 mg/L,Meter:±0.40 mg/L

Response time

≤30 s (25℃, 90% response)

Temperature compensation range

(0 - 100)℃ (Automatic/Manual)

Salinity compensation range

(0 - 45) ppt

Pressure compensation range

(0 - 200) kPa

Automatic calibration

Air saturated by water;Water saturated by air

Electrode type

Polarographic

Temperature

Range

(0 - 100)℃

Resolution

0.1℃

Accuracy

±0.4℃

Other Parameters

Data storage

300 sets

Display

7-inch color high-resolution (1024*600) capacitive touch screen

Power supply

DC12 V/1 A

Communication interface

USB,Micro USB Interface,Wireless Bluetooth (Optional)

Dimensions & Weight

(215×170×40) mm,600 g

Storage Content

Measurement number, measured value, temperature value, ATC or MTC status, measurement date, measurement time

Working Conditions

Temperature

5 - 35℃(0.01 class)

Humidity

≤85%

IP grade

IP54