Labtron LBC-C20 is manufactured with desktop computer and test software. The instrument is designed and made as per the International Standards ASTM D5865-13 “Test Methods for Heat of Coal”, ASTM D240-17 “Test Methods for Calorific Value of Petroleum Products” and ASTM D4809-13 “Oxygen Bomb Calorimeter”.
| Heat capacity | 14000 ~ 15000 J / K |
|---|---|
| Temperature measurement range | 10 ~ 35 ℃ |
| Temperature controlling range | |
| Repeatability error | ≤ 0.2 % (Grade C) |
| Endured pressure in oxygen bomb | 20 MPa |
| Operation environment temperature | 15 ~ 28 ℃ |
| Temperature resolution | 0.001 ℃ |
| Mean value of heat capacity | |
| Heating power | |
| Temperature fluctuation | Not more than 1 ℃ during a test |
| Ambient temperature | Less than 85 % |
| Relative humidity | |
| Endured pressure of oxygen bomb | |
| Temperature saved | |
| Measurement accuracy for heat value | |
| Dimension | |
| weight | |
| Power supply | AC 220 V ± 5 %, 50 Hz |
It is mainly used in petroleum, chemical, automobile and development industries. It is suitable for determining heat value of petroleum products (Gasoline, jet fuels, diesel oil and fuel oils), which do not contain water, coal, paraffin and other combustible substance.
| Temperature controlling range | 10 ℃ ~ 35 ℃ |
| Temperature resolution | 0.001 ℃ |
| Mean value of heat capacity | 15 kJ / K |
| Ambient temperature | 20 ℃ ± 5 ℃ |
| Temperature measurement range | 10 ~ 35 ℃ |
| Repeatability error | ≤ 0.2 % (Grade C) |
| Endured pressure in oxygen bomb | 20 MPa |
| Operation environment temperature | 15 ~ 28 ℃ |
| 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 |
| Bath type | Four holes with a furnace |
| Heating type | Electric resistance furnace |
| Temperature controlling range | 0 ~ 520 °C |
| Temperature controlling accuracy | ± 5 °C |
| Coking furnace | Metal furnace |
| Heating mode | Electric heating |
| Test unit | 5 units |
| Temperature range | Ambient to 550°C |
| Porcelain crucible | 30 ml |
| Inner iron crucible | 75 ml |
| Outer iron crucible | 190 ml |
| Burner | Mig Burner |
| Measurement item | motor gasoline and diesel |
| measurement unit of octane is ON | 40 to 120 |
| Permissible error of octane | ± 0.5 max |
| Fluctuate range of octane | ± 0.2 max |
| Measuring Range For Aviation Gasoline | 86.0 to 105.0/MON |
| Measuring Range For Gasoline For Motor Vehicles | National standard: 65.0 to 110.0/RON<br/> National-V standard: 70 to 115.0/RON<br/> Blended gasoline: 75.0 to 120.0/RON<br/> Light gasoline: 50.0 to 85.0 /MON<br/> Isomerized gasoline: 85.0 to 120.0/RON<br/> Arene gasoline: 90.0 to 120.0/RON |
| Measuring Range For Ethanol | E93: 92.0 to 95.0/RON<br/> E97: 95.0 to 99.0/RON<br/> Judgement: 60.0 to 120.0/RON |
| Measuring Range For Automobile Diesel Fuels | Cetane number: 25 to 75/CN<br/> Cetane index: 20 to 80/CI |
| Sample quantity | 2 to 3 ml (it is equal to sample depth of 3 mm to 4 mm) |
| Measurement time | 60, 120, 240, 300, and 600 s at random |
| Measurement range | 7 ppm to 5 % |
| Repeatability | < 0.029 (S + 0.6) |
| Air flow rate | Not less than 150 L / h |
| Max. Preset time | 99 min 59 s (100 min) |
| Chamber diameter of oven | Φ22 mm |
| Heating power of oven | 1400 W × 2 |
| Graduated flask | 100 ml，50 ml |
| Conical flask | 100ml |
| Separatory funnel | 250ml |
| Ambient temperature | (-10 )°C to 35 °C |
| Ambient temperature | ≤ 35 °C |
| Relative humidity | ≤ 85 % |
| Precision of titration tube | Scale division is 0.02 ml |
| Total power consumption | ≤ 1200 W |
| 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 |