Installation – Terminal Connections
Understanding your terminal connections
Rear of VS30
Power Terminals 230 Vac
Used for supplying power to the
unit and switched output.
NSB (Night Set Back) Connection
Used for a 230V output to other
thermostat. See page 8.
Sensor Terminals (Optional)
Can be used for external AIR
or Floor sensor.
1
3
3 2 1
2
VS30W and VS30B Installer Manual 05
INSTALLATION