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 ℃ |
| Temperature Range | Ambient to 100°C |
| Temperature Precision | ± 0.1°C |
| Air Flow | 94 mL ± 5 mL/min, with flowmeters |
| Timing Unit | 0 to 99 min 59 s, resolution 1 s |
| Measuring range | 0 to 700 taper degree (digital display table 0-70 mm) |
| Timing device | Timing error is less than ±0.1 s |
| Resolution | 0.01 mm |
| Needle insertion accuracy | ±1 cone insertion degree |
| Vessel Volume | 4000 ml × 2 |
| Power of Vacuum pump | 160 W |
| Negative power | 3.7 kPa（27.75 mmHg） |
| Power of shaking machine | 30 W |
| Experimental temperature range | -50 to 70°C |
| Test sample volume | 50 ml |
| Ambient temperature range | 10 to 40°C |
| Humidity | ≤ 85% |
| Temperature controlling range | 10 ℃ ~ 35 ℃ |
| Temperature resolution | 0.001 ℃ |
| Mean value of heat capacity | 15 kJ / K |
| Ambient temperature | 20 ℃ ± 5 ℃ |
| 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 measurement range | 10 ~ 35 ℃ |
| Repeatability error | ≤ 0.2 % (Grade C) |
| Endured pressure in oxygen bomb | 20 MPa |
| Operation environment temperature | 15 ~ 28 ℃ |