TCII Hot Mix Asphalt Plant Controls

The TCII is the most powerful PC-based system ever designed to control hot mix asphalt plants. With these centralized controls you will have instant and accurate control of all facility operations. No other system provides you with more flexibility and expansion options.

Monitor showing the TCII hot mix asphalt plant control system

A total solution HMA plant control system.

Astec brings you the power and the flexibility of a PC based control system with the Windows® operating system. The TCII eliminates traditional control consoles and allows you to run and monitor all plant functions from a standard PC. The TCII is ideal for both new installations and retrofits.


    • 6 virgin aggregate VFD bins
    • Aggregate virgin scale
    • 1 recycle bin over 1 recycle belt scale
    • 1 mineral filler (volumetric or gravimetric)
    • 1 additive pump
    • 1 asphalt VFD pump (temperature compensated)
    • Calibration for all scales, pumps and feeders:
      • Operator selectable automatic feeder calibration
      • Multiple material calibration for bins
    • Unlimited mix design stored on hard disk drive
    • Material mix design tolerances
    • Material mix start/stop timing

    • Commands and monitoring of flame safeguard device
    • Controls burner position via "Burner Profiles" with individual settings for:
      • Combustion air (VFD)
      • 2 fuels
      • Controls to operator selectable
      • Final mix temperature
      • Aggregate temperature
      • Baghouse inlet temperature
      • Temperature trending


    • Text message and logging of all system errors
    • Audible alerts for key system errors

    • Controls pressure drop by automatically adjusting pulse cycle depending on monitored pressure drop


    • 3 silos over 1 truck scale
    • Silo charging
    • Level indication
    • Inventory indication (when used with Astec WM2000)
    • Silo discharge
    • Silo cone heat
    • Mix storage
    • Traverse conveyor(s)
    • Drag conveyor(s)

    • Start/stop controls for each motor
    • Handles all interlocking
    • Simocode (motor control devices) eliminates wiring and provides:
      • Ampere percentage
      • Number of starts
      • Remote overload reset


    • Software disk
    • Console
    • Junction box
    • Uninterruptible Power Supply (UPS) maintains power on computer after loss of electrical power to enable orderly shutdown of the system


  • Blue smoke
  • Tank farm
  • Additional virgin aggregate bins (up to16)
  • Recycle bins (up to 4)


  • Mineral filler [lime] (up to 4)
  • Power monitoring
  • Weigh batchers and additional silos (up to 9 over 3 scales)

 For your peace-of-mind, Astec stands by the TCII by providing emergency support that’s just a phone call away, 24 hours a day, 7 days a week.

 Specifications subject to change with or without notice.