M‐Thermal Split
38
201909
Midea M‐Thermal Split Ser
vice Manual
Modbus
BMS
.
.
.
. Max. 16 units
.
.
H1 H2
E
Y
X
B
A
5E
4Y
3X
2B
1A
A+ B- E
E
Y
X
B
A
5E
4Y
3X
2B
1A
H1 H2
Hydronic box
Wired controller
Modbus
Wired Controller
1
2
3
4
5
B
X
Y
E
X
Y
E
A
B
A
H2
H1
E
A+
B-
Modlous
XT6
2.5
DIP switch setting and wire connecting for Modbus function
The rotating coded switch S3(0‐F) on the main control board of hydraulic module is used for setting the modbus
address. By default the units have this coded switch positioned=0, but this corresponds to the modbus address 16, while
the others positions corresponds the number, e.g. pos=2 is address 2, pos=5 is address 5.
Figure 4‐2.4: Rotating switch
Figure 4‐2.5: Connection
Figure 4‐2.6: Wiring
Input Voltage(A/B)
13.5VAC
Wiring size
0.75mm²
Midea CAC Confidential
Содержание SMK-60/CGN8
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