SHANGHAI ESURVEY GNSS CO., LTD.
5
2.1.2 Back panel
NET20 Plus receiver provides a variety of communication interfaces to facilitate users in
different application scenarios.
Figure 2-3 Back panel Table 2-2 Interface function table
No.
Name
Function
1
PWR
Receiver power supply interface, input voltage DC 9V-28V.
2
USB
USB interface
3
COM1
RS232 serial port
4
COM2
RS232 serial port (Optional RS485 serial port)
5
COM3
DB9 serial port
6
LTE
GPRS antenna interface
7
1PPS
1 Pulse Per Second output
8
EVENT
EVENT input
9
TF & SIM TF interface & SIM card (standard size) interface
10
RJ45
Wired Ethernet port
11
GNSS
GNSS External receiver antenna connector
12
OSC
Access to external clock