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Hydraulic Components SDC / DHC
224 EN2H-0221GE51 R0808
The following components are connected to the first controller
with bus address 10:
• Outside sensor
• Stages 1 and 2 of the burner
• Boiler sensor
• Tank sensor
• Tank loading pump
• Mixed heating circuit pump, mixed heating circuit open/closed
and flow sensor of heating circuit 1
• Mixed heating circuit pump, mixed heating circuit open/closed
and flow sensor of heating circuit 2
The following components are connected to the second control
device with bus address 20:
• Mixed heating circuit pump, mixed heating circuit open/closed
and flow sensor of heating circuit 3
• Mixed heating circuit pump, mixed heating circuit open/closed
and flow sensor of heating circuit 4
Heating system with a two-stage heat generator, two mixed
heating circuits and two industrial water loadings (used, for
example, for a duplex with one heat generator). The following
diagram shows the hydraulics of this system.
a
b
b
a Boiler b Hot-water tank
Example 2