ZDJ-4B Auto Potential Titrator

Feature:

Ø Large and bright screen

Ø Easy to change valve and burette for  integration,

   avoid solution mutual interference

Ø Nice appearance for stirrer built-in the titrator

Ø Titration transmission device adopts linear motor

   design

Ø With its anti leakage device

Specification:

1. Measurement range: pH: (0.00~14.00)pH

                      mV: (-1800.0~1800.0)mV

                      Temp:(-5.0~105.0)℃

 2. Resolution: pH: 0.01pH

                mV: 0.1mV

                Temp:0.1℃

3. Accuracy: pH: ±0.01pH±1bit

            mV: ±0.03%(full scale)

            Temp:±0.3℃

 4. Accuracy of burette volume: 10ml burette:±0.025ml

                             20ml burette:±0.035ml

5. Infusion solution or feeding speed of burette :55±10s(where burette is full scale)

6. Repeatability of titration analyzer :0.2%

7. Repeatability accuracy : ≤0.2mV

8. Stability:±0.3 mV±1bit/3h

9. Control titration sensitive:±2mV.

10. Normal working condition: 

 a) Ambient temperature : (5 – 40)℃

b) Relative humidity : ≤ 80%

   c) Power supply: AC(220V±22)V,  (50±1)Hz;

   d) No strong electromagnetic interference except the geomagnetic field.