23
2
Installation
Alpha Technologies
2.7
Connecting the LAN Port
The unit can be remotely monitored and shutdown with the unit’s DB–9 LAN port (Figure 2.9).
Figure 2.9
Wiring the LAN Port
8
7
6
5
4
3
2
1
Output
Shutdown
N.O. Line
Failure
N.O. Low
Battery
UPS Internal
UPS External
9
GND
+12 VDC
5 mA (Max)
Common
1
2
3
4
5
6
7
8
9
Low
Battery
Not
Connected
Not
Connected
+12 VDC
5 mA (Max)
Output
Shutdown
Line
Fail
Common
Not
Connected
