Salus VS20WRF Installer's/User's Manual page 15

Installation – Hot Water Timer Cylinder Thermostat VS20WRF
SL N L SL N L SL N L SL N L
ZONE 1 ZONE 2 ZONE 3 ZONE 4
WC connected cylinder thermostat (Default)
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.
15
VS20WRF and VS20BRF Installer Manual
SL N L SL N L SL N L SL N L
ZONE 5 ZONE 6 ZONE 7 ZONE 8
Cylinder
thermostat
IN OUT
5 x 20mm
5 x 20mm
SL N L SL N L SL N L SL N L
ZONE 1 ZONE 2 ZONE 3
HW Timer connected cylinder thermostat
SL N L SL N L SL N L SL N L
ZONE 4 ZONE 5 ZONE 6 ZONE 7 ZONE 8
Link must be fitted
IN OUT
5 x 20mm
5 x 20mm