Before installation
GB
3.
Before installation
3.1
Creating bus connection
Fig. 1: Schematic diagrams
One-boiler plant
Boiler
Boiler sequence circuit (EC BCA 3 and zone control)
Boiler 1
Boiler 2
Boiler 3
Boiler 4
18
Proceed as follows for the bus connection between the control and
regulating centre BMU of the boiler and the connected EUROCON-
TROL-controllers>>:
– The EC-controls can be connected at any position on the bus,
keeping the cable lengths and the max.extent of the network in
mind.
– Connect the bus cable with the right polarity to the respective
terminals DB and MB (see wiring diagram of the corresponding
EUROCONTROL).
CIB C
CIB C
CIB C
CIB C
CIB C
ZR EC 1/2
EC BCA 3
ZR EC 1/2
AUGUST BRÖTJE GmbH