ADDITIONAL UPS FEATURES
Eaton 5130 Rack/Tower UPS (1000–3000 VA) User's Guide
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164201730 Rev 4
www.eaton.com/powerquality
41
Contact Communication Port (optional)
When a signal is activated, the contact is closed between the common
(Pin 4) and the pin for the corresponding signal.
Contact characteristics (optocoupler):
S
Voltage:
48 V DC max
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Current:
25 mA max
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Power:
1.2W
Figure 21 identifies the cable pins and Table 4 describes the pin
functions.
Common
NO
NO
NO
NOTE
Normally-open (NO)
Figure 21. Communication Port
Table 4. Communication Port Pin Assignment
Pin Number
Function
1, 3, 4, 5, 6, 10
Not used
2
Common
7
Low Battery
8
Operation on battery power
9
UPS ON, equipment supplied