No. Port Function Remarks
7 USB Host Insert the USB ash
drive, import and
export the
conguration le,
export run logs, and
upgrade software.
N/A
8 SD Used for connecting
to the SD card
N/A
9 SW1–4 DIP switch N/A
Figure 3-21 Rear view of an MDU (02310PQR)
Table 3-8 Ports at the rear of the MDU (02310PQR)
No.
Port Function
1 MUS05A N/A
2 FE Network port that connects to the
management system when SNMP or
Modbus-TCP is used
3 CAN Internal communications and power
supply port for the MDU LCD
4 RS485_1 Northbound port that connects to the
management system when Modbus-RTU
is used
5 USB Host Insert the USB ash drive, import and
export the conguration le, export run
logs, and upgrade software.
6 RST MDU reset button
7 SD Installing an SD card
PDU8000 Modular Precision PDC V2.0
User Manual 3 Overview
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