Haier AB242ACERA [251/259] The wired controller is equipped with special communication wiring in the

Haier AU48NAIEAA [251/259] The wired controller is equipped with special communication wiring in the
connected with indoor unit is called master one, the other is called slave one.
Master wired controller and indoor unit; master and slave wired controllers are
all connected through 3 pieces of polar wire.
3. Communication wiring:
The wired controller is equipped with special communication wiring in the
accessories. 3-core terminal (1-white 2-yellow 3-red) is connected with the
terminal AǃBǃC of wired controller respectively.
The communication wiring is 4 meter long; if the actual length is more than it,
please distribute wiring according to below table:
Communication wiring length˄m˅ Dimensions of wiring
<100 0.3mm
2
X3-core shielded wire
ı100 and <200 0.5mm
2
X3-core shielded wire
ı200 and <300 0.75mm
2
X3-core shielded wire
ı300 and <400 1.25mm
2
X3-core shielded wire
ı400 and <600 2mm
2
X3-core shielded wire
Ć One side of the shielded sheet of communication wire must be earthed.
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