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Attach the antenna to the copper SMA connector
found on the bottom of the G2-RTU.
5
External power (Optional with purchase)- Connect
the G2-RTU adapter cable to an SP-Series solar
panel or an AC power adapter.
a. Listen for the single audible beep to confirm
power connection.
b. After a few seconds:
• Two beeps = sufficient cellular signal
• Three beeps = insufficient cellular signal
7
For additional information, please reference the G2-RAIN Resource Library on the NexSens Knowledge Base.
nexsens.com/g2rkb
Buzzer Event
When power is
applied
Beep Type
During telemetry
connection
Status
One short
beep
Two short
beeps
Three short
beeps
System boot
successful
Connection
successfully
established
No signal/connection
failed
During telemetry
connection
Figure 3
: Rotate the antenna clockwise onto the
threads of the SMA connector.
Figure 4
: Turn the black power set screw clockwise
to apply battery using internal batteries.
Buzzer Pattern Indicators
Table 1:
G2-RAIN Buzzer Pattern Indicators.
Internal power- Use the included flathead
screwdriver to turn the black power set screw
clockwise on the bottom of the G2-RTU.
a. Listen for the single audible beep to confirm
power connection.
b. After a few seconds:
• Two beeps = sufficient cellular signal
• Three beeps = insufficient cellular signal
c. To power down, unscrew the set screw until
the o-ring is visible.
6
Figure 5:
Connection of the G2-RTU external power
cable and an SP-Series solar panel.