Labtron LBC-C22 is manufactured with high precision temperature sensor and a high performance A/D converter. 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 | |
|---|---|
| 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 the desired instrument for power plants, smelting, cement, and petrochemical, scientific research institutes. It is widely used to determine heat value of coal, oils, tar, and paraffin, etc.
| 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 |
| Ambient temperature | ≤ 35 ℃ |
| Relative humidity | ≤ 85 % |
| Heating power of electric furnace | 250 W × 2 |
| Total power consumption | ≤ 700 W |
| Beaker quantity | 600 ml |
| Ambient temperature | (-10) °C ~ 40 °C |
| Relative humidity | ≤ 85 % |
| Thermometer Measurement range | (-5) °C ~ 300 °C |
| 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 |
| 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) |
| Temperature range | Room temperature to 1000 ºC |
| Temperature resolution | 0.1 ºC |
| Temperature fluctuation | ±0.1 ºC |
| Heating rate | 1 ~ 80 ºC / min |
| Porcelain crucible | 30 ml |
| Inner iron crucible | 75 ml |
| Outer iron crucible | 190 ml |
| Burner | Mig Burner |
| 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 |
| Viscosity measurement range | 10 ~ 2000000 MPa•s |
| Ambient temperature | 5 °C ~ 35 °C |
| Ambient humidity | Not more than 80 % |
| Spindles | Four spindles of No.1 ~ 4 |