45
XP/XMP can connect with MA model via RS-485 com port (A and B point). It can extend 16 MA
models via setting DIP switch of MA model.
Please see the connection figure:
6
7
8
9
5
4
3
2
1
0
1
2
3
4
8
7
6
5
G
N
D
A
I
4
V
O
1
VO
2
GN
D
G
N
D
AO
RU
N
ER
R
B
A
V
I
1
G
N
D
A
I
2
A
I
1
VI
2
G
N
D
I
O
2
IO
1
PW
R
MA-4AD2DA
AI
G
N
D
V
I
3
V
I4
A
I
3
2
4
V
0
V
R
UN
E
RR
B
A
V
I
1
GN
D
AI
2
AI
1
V
I
2
G
N
D
I
O
2
I
O
1
P
WR
MA-4AD2DA
A
I
GN
D
VI
3
V
I
4
A
I
3
2
4
V
0V
G
ND
A
I
4
V
O1
V
O
2
G
N
D
GN
D
A
O
XP/XMP MA station No.1…………….MA station No.16
The details and using method please refer to MA Model Manual.
5-3. Other extension
Besides BD board and MA model, XP/XMP series product can extend other devices which
support RS-485 and Modbus protocol.
XP/XMP can extend 32 devices via RS-485 com port such as PLC, meter, printer, inverter, HMI
etc.
The connection figure is as below:
5
6
7
8
4
3
2
1
0
1
2
3
4
5
9
8
7
6
MA
module
HMI
Meter
RS485 Modbus protocol
Inverter
Attention:
The connection method is Bus mode, transmission line should start from station 1 to station 2,
then from station 2 to station 3…….., connect as this sequence until the last station. Star mode or
ring mode connections are not permitted.
MA model connection
