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.
| 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 ℃ |
| Ambient temperature | 10 °C ~ 40 °C |
| Relative humidity | ≤ 80 % |
| Measurement Range | Ambient Temperature ~ 250 °C |
| Flash Point | Lower than 104 °C , error is 2 °C; Higher than 104 °C , error is 6 °C |
| Ambient temperature | ≤ 35 °C |
| Relative humidity | ≤ 85 % |
| Temperature range | 5 °C ~ 110 °C, Each scale division is 0.5 °C; 20 °C ~ 150 °C, Each scale division is 1.0 °C; 90 °C ~ 370 °C, Each scale division is 2 °C |
| Aperture of ignition device | 0.8 mm |
| Ambient temperature | 10 °C ~ 40 ℃ |
| Relative humidity | ≤ 80 % |
| Ignition Mode | electron igniter / gas flame |
| Temperature range | Room Temperature ~ 300 ℃ |
| 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 % |
| 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 |
| Coking furnace | Metal furnace |
| Heating mode | Electric heating |
| Test unit | 5 units |
| Temperature range | Ambient to 550°C |
| Bath type | Four holes with a furnace |
| Heating type | Electric resistance furnace |
| Temperature controlling range | 0 ~ 520 °C |
| Temperature controlling accuracy | ± 5 °C |
| Porcelain crucible | 30 ml |
| Inner iron crucible | 75 ml |
| Outer iron crucible | 190 ml |
| Burner | Mig Burner |
| Capacity | 2.0 kVA |
| Speed of voltage increase | 2 k V/ s |
| Voltage inspection accuracy | 0.01 |
| Breakdown sensitivity | < 0.1 kV |
| Electric Muffle Furnace |
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| Temperature controller |
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| Electric heating plate |
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