Coulometric Karl Fischer Titrator LWT-A30

Coulometric Karl Fischer Titrator LWT-A30 is a benchtop unit with 10°C to 35°C ambient temperature range, 0 to 100 mg measurement range, and 10 µg to 1000 µg, ± 2 µg amount of electrolysed water range. Features fast and accurate water content determination with very simple process and portable handling unit. It is in accordance with ASTM D1533 (Standard Test Method for Water in Insulating Liquids by Coulometric Karl Fischer Titration) and ASTM D6304 (Standard Test Method for Determination of Water in Petroleum Products, Lubricating Oils, and Additives by Coulometric Karl Fischer Titration).

Ambient Temperature 10°C to 35°C
Measurement Range 0 to 100 mg
Resolution 0.1 µg
Max. Electrolysis Speed 40 µg /s
Amount and Precision of electrolysed water 10 µg to 1000 µg, ± 2 µg and >1000 µg, 0.2 %
Relative Humidity ≤ 85 %
Max. Power Consumption 30 W
Power Supply AC 220 V ± 20 %, 50 Hz
Dimension 320 × 240 × 150 mm
Net Weight 5 kg
  • Capability of saving maximum 255 data
  • 240 × 128 pixels dot-matrix LCD screen
  • Equipped with Calendar clock, to record date and time
  • End point of sample is measured with high electrode precision value with electrolyte blank current and equilibrium point drift compensation adaptation for accurate measurement
  • Automatic shutdown LCD screen with screen protection function
  • Design with open-circuit fault and short-circuit fault for automatic detecting function of measuring electrode
  • Portable and easy handling

Coulometric Karl Fischer Titrator is used for the determination of water content in petroleum products and lubricating oils and additives by Karl Fischer titration

Ambient Temperature Range ≤ 35°C
Relative Humidity ≤ 85%
Heating Mantle Cap Power 1000 W × 2
Sample Determination 2 at a time
Ambient Temperature Range ≤ 35°C
Relative Humidity ≤ 85%
Heating Mantle Cap Power 1000 W
Sample Determination 1 at a time
Ambient Temperature Range -10 to 35°C
Relative Humidity ≤85%
Distillation Flask 1000 ml
Receiver 5 ml, with 0.05 ml graduation
Maximum current 400 mA
Measurement range 3 µg to 9999.9 µg
Resolution 0.1 µg
Precision 1 ± 2 µg (3µg H<sub>2</sub>O to 20µg H<sub>2</sub>O)
Sample hole 2 pieces
Speed of stirring motor 1400 rpm
Ambient temperature 10 to 35°C
Temperature controlling range Room Temperature to 100°C
Sample hole 4 pieces
Speed of stirring motor 1400 rpm
Speed for sample stirring 1000 ± 50 rpm
Ambient temperature Room temperature to 35°C
Sample hole 4 pieces
Sample quantity 4 to 12 pieces
Ambient temperature Room temperature to 35 °C
Temperature controlling range Room temperature to 100°C
Cubage of bath Ф300 × 380 mm
Temperature controlling range 0 °C ~ 100 °C
Temperature controlling accuracy ± 0.2 °C
Temperature sensor Industrial platinum resistance, Pt100
Ambient temperature (-10) °C ~ 35 °C
Relative humidity ≤ 85 %
Capillary viscometer 7 pieces of Cannon-Fenske reserve-flow capillary viscometer tubes in a group
Stirring motor 6 W, 1200 rpm
Ambient temperature (-10) °C ~ 35 °C
Relative humidity ≤ 85 %
Capillary viscometer 11 pieces
Stirring motor 6 W, 1200 rpm
Ambient temperature (-10) °C ~ 35 °C
Relative humidity ≤ 85 %
Capillary viscometer 11 pieces
Stirring motor 6 W, 1200 rpm
Measurement range ≥0.05 mg KOH/g
Potential measurement range 0 to 1800.0 mV
Burette volume 10 mL
Minimum titration volume 0.001 ml
Ambient temperature ≤ 35 °C
Relative humidity ≤ 85 %
Precision of titration tube Scale division is 0.02 ml
Total power consumption ≤ 1200 W
Graduated flask 100 ml,50 ml
Conical flask 100ml
Separatory funnel 250ml
Ambient temperature (-10 )°C to 35 °C
Beaker quantity 600 ml
Ambient temperature (-10) °C ~ 40 °C
Relative humidity ≤ 85 %
Thermometer Measurement range (-5) °C ~ 300 °C
Ambient temperature ≤ 35 ℃
Relative humidity ≤ 85 %
Heating power of electric furnace 250 W × 2
Total power consumption ≤ 700 W