1.Description:
The LRR-3 series of instruments are used for accurate measurement of specific heat capacity at different temperatures, in accordance with the GJB 330A-2000 standard requirements. All measurements and controls of these instruments are carried out through computer control, which reduces human errors and improves test accuracy.
2.Technical Parameter.
Parameter | Specification |
Specific Heat Capacity Range | 0.05 - 5 kJ/(kg·K) |
Measurement Accuracy | Solids: ≤1% ±0.002 Powders: ≤2% ±0.002 |
Test Temperature Range | 100 - 800°C (adjustable) |
Sample Requirements | Solid: (φ16 - φ20) mm × (30 - 50) mm Powder: ~15 cm³ |
Calorimetric Resolution | 0.001°C |
Calorimeter | Heat Capacity: ~1000 J/K Temperature Resolution: 0.001°C |
Atmosphere Environment | Anti-oxidation protection: Argon gas |
Experimental Method | Mixture Method |
Power Supply | 220V / 50Hz Power ≤ 3 kW |
Control & Measurement | Fully automated computer testing, data processing, report generation & printing |
Instrument Configuration | Includes: • LRR-3B Automated Tester Host (1 unit) • Software Suite (1 set) • Communication Interface & Data Cable (1 set) • High-Precision Constant Temp. Water Bath (1 unit) • LRand Desktop Computer (1 unit, per contract) |