Com Port; Port A And B; Outline Dimension - Xinje XMP2-32 series Operating Manual

1-3-3 Com port

The port is RS-232 standard, is used to connect PC and HMI.
Pin2
Pin3
Pin5

1-3-4 Port A and B

The port is RS-485 standard, is used to connect meter, inverter, extension model, etc.
Attention:
A, B port and RS-232 com port are the same port, can not be used at the same time.

1-4 Outline dimension

Outline dimension ( mm ):
RXD
TXD
GND