Spyder BACnet. All the power and flexibility of Spyder now in BACnetSpyder tool allows for re-use of Lon applications and libraries. Honeywell is Proud to introduce the New Spyder BACnet Line of Controllers. . Sylk Bus for TR70 and other future Sylk DevicesFully ProgrammableRemovable Terminal StripsColor Coded TerminalsInternal Real-Time ClockInternal DC Power SupplyVAV with Integrated ActuatorPatented Advanced Control Algorithms.