Toshiba BMS-IFDD02E2, Installation Manual

Page: 6 / 12

5
Disconnect the appliance from the main power supply.
This appliance must be connected to the main power supply by a circuit breaker or switch with a
contact separation of at least 3mm.
REQUIREMENT
ON
SW1
DI1
DI2
DI3
DI4
DI5
DI6
DI7
DI8
FG
B
DO1
DO2
DO3
DO4
GND
+12V
A
SW2
SW3
SW4 SW7
1 2 3 4
N
35
35
35 6
6
10
55 10
RS-485
L
Secure each
cable with a cable
clamp.
Power cable
Secure each
cable with a
cable clamp.
Digital input
contacts
Touch Screen
Controller
Digital output
load
Length of stripped
power cable
Length of stripped
communication wire
Length of stripped digital
Input/Output connector wire
Insert the wire by pushing the
lever with a screwdriver. Check
that the wire is inserted securely.
When inserting two RS-485
communication cables into a
single terminal for connection to
another interface, crimp them
using the attached pin terminal.
Power cables/Earth wires/Signal wires
Connection of Power cables/Earth wires/
2
Signal wires
Connect power cables, earth wires, and signal wires to the specified terminals on the terminal block.
The RS-485 signal wire has polarity. Connect A to A, and B to B. If connected with incorrect polarity,
the unit will not work.
CAUTION
Connect the earth
wire to the earth
terminal on the
chassis.