Automatic Pour Point Tester LLTT-A23

Labtron LLTT-A23 is manufactured with SCM as the core control system. It is also deliberately fabricated with colored touch screen, detecting sensor and semiconductor refrigeration technology. It is designed and made as per ASTM D2386 Standard Test Method for Solidifying Point of Petroleum Products, ASTM D97 Standard Test Method for Pour Point of Petroleum Products.

Measurement range
Temperature controlling accuracy
Refrigeration system
Bath stirrer
Sample stirrer
Cold trough
Controlling temperature of cold trough
Constant temperature bath Cubage
Constant temperature bath Types
Temperature Range
Temperature sensor
Stirring motor Power
Stirring motor Speed
Ambient temperature ≤ 30 ℃
Relative humidity
Refrigeration speed > 40 °C / 10 min
Repeatability for solidifying point ≤ 2 °C
Repeatability for pour point ≤ 3 °C
Reproducibility ± 4 °C
Pressure of cooling water 0.5 kg / cm<sup>2</sup>
The lowest temperature (-60) °C
Sample cup Inner diameter
Sample cup Wall thickness
Sample cup Height
Pumping pressure
Dimensions 610 x 450 x 580 mm
Inner Dimensions
Outer Dimensions
Total power consumption
Heating power
Power supply AC 220 V ± 10 %, 50 Hz
  • Test procedures are fully automatic
  • Data automation
  • Semiconductor for refrigeration, makes determination rapid
  • Solidifying point and pour point determination
  • LCD and graphic display
  • It can track and display the real-time temperature, and simulate the test status intelligently

It can be widely used in oil refineries, oil stations and other relevant institutions. It can be mainly used to determine the solidifying point and pour point of light oils which have good flow ability and low viscosity.

Chamber quantity 2 chambers
Chamber 01 temperature control Ambient to -51 ℃
Chamber 02 temperature control Ambient to -65 ℃
Temperature precision ±1°C
Temperature controlling accuracy ± 0.5 ℃
Refrigeration system New-type refrigeration compressor
Cold trough Two holes in one trough, and same temperature
Ambient temperature ≤ 30 ℃
Freezing point range -54°C to 2°C
Cold bath measurement temperature range -70° to 20°C
Temperature controlling accuracy ±0.5°C
Bath liquids stirring Electric
Temperature controlling accuracy ± 0.5 °C
Refrigeration system New-type refrigeration compressor
Cold trough One trough with two baths, temperatures in two baths are equal
Controlling temperature of cold trough Room temperature ~ (-70) °C
Temperature controlling accuracy ± 0.5 °C
Refrigeration system New-type refrigeration compressor
Cold trough One trough with two baths, temperatures in two baths are equal
Controlling temperature of cold trough Room temperature ~ (-70) °C
Refrigeration system New-type refrigeration compressor
Controlling temperature of cold trough Cold trough I: RT ~ (-51) °C, ± 1°; Cold trough II:RT ~ (-80) °C, ± 1 °C
Ambient temperature ≤ 30 ℃
Relative humidity ≤ 85 %
Ambient temperature (-10)℃ ~ 35 ℃
Relative humidity ≤ 85 %
Sample cup Inner diameter 31.0 ~ 32.0 mm
Sample cup Wall thickness 1.0 ~ 1.5 mm
Refrigeration system New-type refrigeration compressor
Cold trough One trough with two baths, temperatures in two baths are equal
Controlling temperature of cold trough Room temperature ~ (-70) °C
Ambient temperature ≤ 30 ℃
Capacity 20 L
Temperature range Ambient +5°C to 100°C
Precision ± 0.1℃
Stirring range 1200 r/min
Refrigeration system New-type refrigeration compressor
Controlling temperature of cold trough Cold trough I: 0 °C, ± 0.5 °C; Cold trough II: 0 °C, (-17) °C, ± 0.5 °C; Cold trough III: (-17) °C, (-34) °C, ± 0.5 °C; Cold trough IV: (-70) °C, ± 0.5 °C
Ambient temperature ≤ 30 ℃
Relative humidity ≤ 85 %
Temperature controlling accuracy ± 0.5 ℃
Refrigeration system New-type refrigeration compressor
Cold trough Two holes in one trough, and same temperature
Ambient temperature ≤ 30 ℃
Ambient temperature (-10)℃ ~ 35 ℃
Relative humidity ≤ 85 %
Sample cup Inner diameter 31.0 ~ 32.0 mm
Sample cup Wall thickness 1.0 ~ 1.5 mm
Refrigeration system New-type refrigeration compressor
Controlling temperature of cold trough Cold trough I: RT ~ (-51) °C, ± 1°; Cold trough II:RT ~ (-80) °C, ± 1 °C
Ambient temperature ≤ 30 ℃
Relative humidity ≤ 85 %
Graduated Flask 200 ± 0.2 ml
Standard Water Value 51 ± 1 s
Temperature Range 0 ~ 100 °C
Temperature Controlling Accuracy ± 0.2 °C
Graduated Flask 200 ± 0.2 ml (50 ± 0.2 ml for bituminous materials)
Standard Water Value 51 ± 1 s
Temperature Range 0 ~ 100 °C
Ambient Temperature 10 °C ~ 40 °C
Graduated Flask 100 ml
Standard Water Value 51 ± 1 s
Temperature Range 0 ~ 100 °C
Temperature Controlling Accuracy ± 0.1 °C
Temperature measurement range 10 ~ 35 ℃
Repeatability error ≤ 0.2 % (Grade C)
Endured pressure in oxygen bomb 20 MPa
Operation environment temperature 15 ~ 28 ℃
Heat capacity 14000 ~ 15000 J / K
Temperature measurement range 10 ~ 35 ℃
Repeatability error ≤ 0.2 % (Grade C)
Endured pressure in oxygen bomb 20 MPa
Temperature controlling range 10 ℃ ~ 35 ℃
Temperature resolution 0.001 ℃
Mean value of heat capacity 15 kJ / K
Ambient temperature 20 ℃ ± 5 ℃
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
Power supply AC 220 V ± 5 % , 50Hz
Measurement range 0 ~ 75 kV
Voltage rising rate 3 kV ± 10 % / s
Distance between electrodes 2.5 mm
Dimension 390 x 260 x 590 mm
Total power consumption ≤ 1200 W
Power supply AC 220 V ± 10 %, 50 Hz
Heating power of water bath 1000 W
Power supply AC 220 V ± 10 %, 50 Hz
Temperature controlling range in water bath RT ~ 90 ℃ ± 5 ℃
Cooling bath temperature (-35) ℃ ± 1 ℃
Evaporation temperature 35 ℃ ± 1 ℃