QiWei DDB-12H and kedida CT-3031 compare

Model selection comparator If you have any questions, please click below Service	QiWei DDB-12H Conductivity Meter (pen) 210.0 RMB China Detail	kedida CT-3031 Conductivity Meter 280.0 RMB China Detail

Type	Pen	Pen
Range	＜20 us/cm	＜20 us/cm
Precision	2.0	2.0
Resolution	1	0.01
Temperature compensation	Automatic	Automatic
PH	Without	Without
TDS	without	without
Salinity	Without	Without
Resistivity	Without	Without
Accessories

Type

Pen

Range

＜20 us/cm

Precision

2.0

Resolution

0.01

Temperature compensation

Automatic

Without

TDS

without

Salinity

Without

Resistivity

Without

Accessories

Measurement parameters

Conductivity Detector

Instrument level

Measuring range

0~19.99mS/cm

Measurement error

±2% F.S

resolution

1uS

0.01 mS/cm

Stability

Temperature compensation range

0~50℃

data storage

Power

6V (3 * AG13 button battery)

6V (4 * 1.5V AG13 button battery)

Dimensions

188*38mm

Weight

82g

82 g (including electrodes)

Electrode constant specification

Data Interface

Operating Temperature

0~50℃

Calibrated point

2 point automatic correction

shutdown mode

Automatic shutdown in 5 minutes

Low Voltage prompt

Yes.Yes.

Yes.

Temperature unit

℃/℉

Keep function

Yes.

Low Voltage prompt

Yes.Yes.

Yes.

Display

Conductivity Detector and dual temperature display

LCD20 mm x 27 mmConductivity Detector and dual temperature display

Temperature compensation method

automatic

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