Wolf CGB-2 Series Installation Instructions For Contractors page 47

System configuration 01
Direct heating circuit on the condensing boiler +
optional additional mixer circuits via mixer modules
(factory setting)
• Burner is enabled subject to demand from the direct
heating circuit or optionally connected mixer circuits
• Internal appliance pump is enabled as a heating circuit
pump
• Thermostatic boiler control
Set value is specified by the heating circuit or
mixer circuits
• Input E2: not assigned
System configuration 02
One or more mixer circuits via mixer modules
(no direct heating circuit on the condensing boiler)
• Burner starts subject to demand from the connected
circuits with mixer
• Internal appliance pump is enabled as a feed pump
• Thermostatic boiler control set value is specified by
mixer circuits
• Input E2: not assigned
System configuration 11
Plate heat exchanger for system separation
• Burner is enabled subject to demand from the
header temperature control
• Feed/heating circuit pump (ZHP) enabled as a feed
pump for header demand
• Header temperature control
• Input E2: Header sensor
• Parameter HG08 (TVmax): 90 °C
• DHW cylinder connection see parameter HG61
System configuration 11
Low loss header with header sensor
• Burner is enabled subject to demand from the header
temperature control
• Internal appliance pump is enabled as a feed pump
• Header temperature control
• Input E2: Header sensor
• Parameter HG08 (TVmax): 90 °C
• Parameter HG14 (Output A1): HKP
• DHW cylinder connection see parameter HG61
3064810_201804
24. Parameter description
dHk
MK1
M
SAF
E2
Hydraulic
separation
E2
SAF
MK2
M
SAF
Low loss
header
dHk
A1
47