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Connection of Power cables/Earth wires/
2
Signal wires
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.
REQUIREMENT
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.
Power cables/Earth wires/Signal wires
Connect power cables, earth wires, and signal wires to the specified terminals on the terminal block.
Connect the earth
wire to the earth
terminal on the
chassis.
Secure each
cable with a cable
clamp.
Power cable
Length of stripped
power cable
CAUTION
SW1
SW2
SW3
ON
1 2 3 4
SW4
SW7
Length of stripped
communication wire
35
10
55
10
Insert the wire by pushing the
lever with a screwdriver. Check
that the wire is inserted securely.
DO1
DO2
DO3
DO4
GND
+12V
Length of stripped digital
Input/Output connector wire
35
6
When inserting two RS-485
communication cables into a
single terminal for connection to
another interface, crimp them
using the attached pin terminal.
5
Secure each
cable with a
cable clamp.
Digital input
contacts
Touch Screen
Controller
Digital output
load
35
6
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