Vermont Energy Control Systems

Practical monitoring and control for the real world

Vesta Classic System Controller

Vesta Classic

The Vesta System Controller is the heart of the Vesta system. The Vesta Classic is a networked web-enabled device that includes the following:

  • 16 analog (sensor) inputs
  • 4 variable speed control outputs
  • 32 discrete (contact closure sensing) inputs
  • 32 discrete outputs (LED, relay control)
  • Built-in web server
  • Ethernet network port
  • All required software (including source code)

The Insteon support option allows the Vesta to communicate with and control selected Insteon devices.


Dimensions 9" Wide x 10.5" Long x 4.25" High (Approximately)
Power Supply UL listed wall mount power supply (included), 115Vac nominal
Power Consumption 3W nominal
Sensor Inputs 16 Channels, 0-2.5V, 12 bit resolution
Analog Outputs 4 Channels, 0-20ma current loop, 12 bit resolution
Discrete Inputs 32 Channels, 5V excitation, 2.1V nominal threshold
Discrete Outputs 32 Channels, 12V supply, 200mA sink per channel


The software in the Vesta system is open source, licensed under GNU General Public License (GPL). Vesta systems are delivered with all source code. Users may modify or add to the Vesta software. A sample application template is provided.

Software Specifications

  • Embedded Linux, kernel version 2.4
  • Apache Web Server
  • Telnet remote terminal access
  • FTP and NFS file transfer
  • Web-based interface for monitoring, control, and configuration
  • Battery-backed real-time clock, automatically synced to Internet time servers
  • Web-based software update capability

Ordering Notes

Before shipment, the Vesta controller must be configured for the network where it will be installed. If you order online, we will contact you to obtain the necessary information.

VSCU-4Vesta Classic System Controller$1075.00
INST-4Insteon Option for Vesta Classic System Controller$150.00