43
Instructions for the installer
- System Supervisor
- Cascade Manager
Board PLC/BMS
Modbus
SLAVE 1
0
1
2 3 4
5
6
78
9
BCM
(Pos 0)
SLAVE 2
0
1
2 3 4
5
6
78
9
BCM
(Pos 1)
1 for each cascade of boiler
0
1
2 3 4
5
6
7
89
BCM
(Pos 1÷7)
System Supervisor
Scheda PLC/BMS
Modbus
Cascade Manager
1
2
3
Y2
4
5
6
7
Y3
1
2
3
Jp1
1
2
3
Y4
4
DL
1
D
L
2
DL
3
1
23
Y1
45
6
A1
SW
1
eBUS remoto
BC
M
eBUS -
eBUS +
+ 24 V
eBUS remoto
BCM (modulex 2)
Y2 (1-2)
Connection for boilers in a cascade arrangement managed by an external PLC (E8 disconnected)
The applications in a cascade arrangement
managed with Modbus require the correct
boiler address setting (within the cascade
for mation) via the BCM’s inter nal
SWI
selector: 1....7,
all different and in sequence,
(exactly as requested by the single burner
modules).
In this configuration,
switch ‚‘‘C‘‘ must be
positionned on 0.
Switch ‘’C’’ (see pag. 47)
in Position 0
(for each boilers)
I
=
BCM in series
II
=
Forniture Position