Slant/Fin VGH-299-CH Installation And Service Manual page 119

System Example 3
BOILER
OS
Figure 21-3
System Example 4
BOILER
OS
DV
T
Figure 21-4
RT
HEATING
ZONE
P1
LLH
FS
P3
RT
HEATING
ZONE
P1
LLH
P3
FS
E93.1601EN032.C VGH installation manual
Low Voltage Connections
Name
RT Room thermostat
OS outdoor temperature sensor
FS System temperature sensor
LLH low loss header
High Voltage Connections
P1 boiler circulator
P3 System heating circulator
Low Voltage Connections
Name
RT Room thermostat
FS System temperature sensor
OS outdoor temperature sensor
ST Tank thermostat or sensor
LLH low loss header
T DHW indirect Tank
High Voltage Connections
P1 boiler circulator
P3 System heating circulator
DV diverter valve (3-way-valve)
Wire terminal
12-13
1-2
3-4
4-PE-5
6-PE-7
Wire terminal
12-13
3-4
1-2
5-6
4-PE-5
6-PE-7
1-2-3-PE
119