device name: (under the warehouse home) automatic control of intermittent microcomputer Asphalt Mixing Plant Equipment Model : LB3000XC type productivity: 240 t / h (standard conditions) measurement accuracy: aggregate: ± 0.5% Powder: ± 0.25% Asphalt: ± 0.25% dust emission concentration: ≤ 100 mg / N m³, dust blackness: Ringelmann blackness ≤ level .6. Overall dimension (L × W × H): 49m × 31m × 26m 7. Machine weight: 320t 8. Capacity: 671KW 9. Operation Room noise: ≤ 75 dB 10. Environmental noise: ≤ 85 dB 11. temperature control error: material temperature can be arbitrarily set, control method for automatic control, manual control can also control the error is within ± 5 . 12. Control Mode: Microcomputer automatic control, electrical operation with manual control overload.