BACnet Compatible Freely Programmable PLC Controller, 8 Universal Inputs, 8 Binary Outputs, 4 Analog Outputs (ASIC/3-9520)




  • 32-bit ARM7 processor
  • 100Mb Ethernet and Optional WiFi
  • BACnet communication
  • System Bus for ASI or BACnet MSTP communication
  • Local Bus for ASI and/or Modbus Master RTU
  • Compatible with ASI WebLink & ASI Data Server products
  • USB Device Service Port
  • 8 Universal Inputs
  • 8 Binary Relay Output
  • 4 Analog Outputs

The ASIC/3-9520 Programmable System Controller represents our newest generation of DDC Controls. Designed to be backwards compatible with ASIC/2 Programmable controllers, the 9520 also offers expanded communication capability including USB, BACnet, Ethernet and Wireless.

The ASIC/3-9520 DDC Controller provides energy management and control of a wide range of building automation systems including:

  • Air Handlers
  • Chillers
  • Cooling Towers
  • Boilers
  • Pumps
  • Lighting

Applications range from autonomous control of retail stores, branch banks, and telephone company buildings to networked control of very large buildings. It has a switching power supply for AC operation and flash memory for program and data storage.


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