Honeywell EN2H-0221GE51 R0808 User Manual

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. 

AF

SLP

SF

ZG2/

VF2

MK2

ZG 1/

VF1

MK1

KF

BR1

BR2

Datenbus

SLP

SF

a

b

b

 

a Boiler 

b  Hot-water 

tank