Toshiba BMS-IFWH5UL Installation Manual page 8

Energy Monitoring Relay Interface
 Connection diagram
Smart BMS
Manager
The RS-485 communication
cable must be earthed on Smart
BMS Manager. It does not have
to be earthed on Energy
Monitoring Relay Interface.
Set SW7 as "120 ohm"
on a Energy Monitoring
Relay Interface with
address SW1=1, and
"Open" on the other
interfaces.
7-EN
Power meter 1
Power meter 2
Power meter 3
Power meter 4
Power meter 5
Power meter 6
Power meter 7
Power meter 8
Power supply
Power meter 1
Power meter 2
Power meter 3
Power meter 4
Power meter 5
Power meter 6
Power meter 7
Power meter 8
Power supply
– 7 –
Connect the shield
wire of the two
wires
SW7
DI1
SW1
DI2
4
DI3
DI4
DI5
DI6
DI7
DI8
SW7
DI1
SW1
DI2
1
DI3
DI4
DI5
DI6
DI7
DI8
Installation Manual
The RS-485
communication
cable has polarity
A and B. Be careful
when connecting
the wire.
The RS-485
communication
cable has polarity A
and B. Be careful
when connecting
the wire.
Energy
Set the
Monitoring Relay
Interface address
with SW1. Assign 1
to 8 to each address
to avoid duplication.
You can set the
Energy Monitoring
Relay Interface
address
independently from
the Digital Input /
Output Relay
Interface address.
CAUTION: The
SW1 setting is read
when the power is
turned on. Push the
reset switch (SW6)
after changing the
address.