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Idiomas disponibles
TCS-NET Modbus Protocol Conversion Interface
5
Connection of Power cables/Earth wires/
Signal wires
• The RS-485 signal lines have polarity. Connect A to A, and B to B. If connected with incorrect polarity, the unit will
not work.
• The TCC-LINK signal lines have no polarity.
Power cables/Earth wires/Signal wires
Connect power cables, earth wires, and signal wires to the specified terminals on the terminal block.
Secure each cable
with a cable clamp.
Air conditioner
Modbus Master
Connect the earth
wire to the earth
terminal on the
chassis.
Power supply
220 - 240 VAC,
50/60 Hz
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.
7-EN
Connect the shield wire of the
TCC-LINK communication wire
to the earth on the air conditioner
side. Do not connect the shield
wire to the terminal block. It
should be open and insulated.
SW5
ON
1
2
3
4
Length of stripped power
cable
35
10
L
N
55
10
CAUTION
Connect the shield wire of the
RS-485 communication wire to
the earth on the host system
side. Do not connect the shield
wire to the terminal block. It
should be open and insulated.
SW6
ON
LED5
LED4
1
2
LED3
LED2
SW7
LED1
Length of stripped RS-485
communication wire
35
10
– 8 –
Installation Manual
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