5.5MGBT-F180W/RN1
Attached Drawing (II) Networking Communication Schematic of Main Unit and
Auxiliary Unit
A B
C
N
H 2 P 1 P 2H1
120Ω
W 1
W 2
H 2 P 1 P 2H1
W 1
W 2
H2 P 1 P2H1
W 1
W 2
The l e ngth of w i re
sho uld b e shorter
tha n 5 00m
100Ω
Black
Yellow
Gray
Query
Fault
Notes
The wiring diag ram of auxiliary heater and
pum p i s just for reference ,p lea se follow the
instructions o f correspond ing aux iliary
heater products.
Please cho ose suc h acc essory as power
wire , switch of auxiliary heater acco rding to
the actual paramete r of products and national
TO T IM ER
ON / OF F
BL U E
RE D
B LU E
R ED
B LU E
R ED
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