OPERATION
Reading the Eaton 9170+ System Logs
The Eaton 9170+ system makes an entry in its logs each time it sounds an alarm or runs on battery power. This information can help in diagnosing power problems. You can display the UPS Inverter and Alarm logs on the front panel display in menu 2.
Inverter Log
The inverter (Battery mode) log is in menu 2 1. Move through the menu structure by pressing the Menu button and pressing the B button to move down to menu 2. Press 
to move to submenu 1 and press 
again to view the most recent entry in the inverter log.
The log stores up to 10 entries, in chronological order. Use the B and Y buttons to scroll up and down through the log entries. Each entry shows the date and time the unit switched to battery operation (in
A typical Inverter Log entry is shown in Figure 57:
2 | 1 | 1 | #0 |
I |
| 09/29 13:56 01:04 | |
Line Fault
Slot Top ESC
Figure 57. Inverter Log Entry
Figure 57 displays the most recent inverter log (2 1 1). If the unit is still running on inverter (battery power), an asterisk (*) appears beside the date. The Battery mode operation occurred on “09/29” (September 29) at “13:56” (1:56 p.m.), and the batteries supplied power for “01:04” (1 hour and 4 minutes).
Table 11 lists the inverter messages.
Table 11. Inverter Log Messages
Message | Explanation |
|
|
Line Fault | UPS switched to battery because the input voltage was too high or low. |
|
|
Battery Test | Battery test initiated inverter operation. |
|
|
Manual | Operator initiated inverter operation. |
|
|
84 | Eaton 9170+ UPS |
