15 VS20WRF and VS20BRF Installer Manual
Installation – Hot Water Timer Cylinder Thermostat VS20WRF
Note: The unit can be configured for Cylinder thermostat or connected to the
Hot Water Timer. Please see device parameters page 71. For additional Wiring
Centre information refer to note 1 on Wiring Centre guide.
HW Timer connected cylinder thermostatWC connected cylinder thermostat (Default)
ZONE 1
SL N L SL N L SL N L SL N L SL N L SL N L SL N LSL N L
ZONE 2ZONE 3ZONE 4ZONE 5
ZONE 6ZONE 7
ZONE 8
5 x 20mm
5 x 20mm
Link must be fitted
ZONE 1
SL N L SL N L SL N L SL N L SL N L SL N L SL N LSL N L
ZONE 2ZONE 3ZONE 4ZONE 5
ZONE 6ZONE 7
ZONE 8
5 x 20mm
5 x 20mm
Cylinder
thermostat
IN OUT
IN OUT