Toshiba G9000 Series Installation And Operation Manual page 39

CN3 Connection
If firmware version 2.01 is installed on the SCiB ESS, a multi-drop/daisy-chain connection can be made to CN3 following
the below diagram. This requires that the dip switches on the Toshiba Host board are set to half-duplex. This action should
be performed by a technician.
CN3
Terminal
Block
Client
Master
Server
DATA B
DATA A
GND
RS-485 2-Wire (Half-duplex) Multi-drop Wiring Example
Only supported on firmware version 2.01
G9000 Series SCiB Energy Storage Cabinet Installation and Operation Manual – 98485-002
CN3 CN3
Terminal Terminal
Block Block
FIGURE 7.13: MULTI-DROP/DAISY-CHAIN CONNECTION
CN3 RS-485 Wiring Specifications
Type
Size
CN3 CN3
Terminal Terminal
Block Block
CN3 Connector Pin Layout
- 3
Shielded Twisted Pair
18AWG
CN3 CN3
Terminal Terminal
Block Block
CN3 Pinout
Pin Description
1
2 1
2
3
CN3
Terminal
Block
B
A
GND
31