Intelligent Controller
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7.2 Selection of Communication Wire Material
7.2.1 Material Selection for Communication Iine
（1） Model selection of Controller and Intelligent Remote Eudemon system
communication line shall use standard Ethernet communication line, the
length of network cable between Controller and router (computer,
switchboard, etc.) shall not exceed 80m.
（2） Communication line model selection for Controller and AC unit.
Wire type
L(m)Communication
line between Controller
Wire
diameter(mm2)
Wire
standard
Remark
Light-weight/normal
PVC jacket twisted
copper wire
L≤ 500 ≥ 2×0.75
IEC 60227-
5:2007
Total
communication
length shall not
7.2.2 Communication Connection Method
（1） Communication connection between Controller and Intelligent Remote
Eudemon system:
Fig. 7.3 Connecting method between Controller and router
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