IBM 1000VA, Installation And Maintenance Manual

Page: 35 / 68

Table 8. Configuration settings (continued)
Description Available settings Default setting
Overload alarm level [10%] [20%] [30%]...[100%]
If 100%, the uninterruptible power supply issues an Output
Overload alarm at load > 100%.
Note: Output Overload Level 1 by default is set to 100% and is
configurable from 10% to 100% in 10% increments through the
LCD setting menu. This enables you to be alerted before the
uninterruptible power supply has reached its rated capacity limits.
100%
Automatic start delay [Off] [0s] [1s] [2s]...[32767s]
See “Configuring load segments” on page 26.
0s for Load Segment 1
1s for Load Segment 2
Automatic on battery
shutdown [Off] [0s] [1s] [2s]...[32767s]
See “Configuring load segments” on page 26.
Off
Site wiring fault alarm [Enabled] [Disabled] Enabled for 100 V and
120 V models
Disabled for 230 V model
Battery low alarm [Immediate] [2 min] [3 min] [5 min]
If you select a value, the battery low alarm is triggered when the
set amount of backup time (approximately) remains in the
batteries.
3 minutes
Automatic battery tests [Enabled] [Disabled]
See “Running automatic battery tests” on page 28.
Enabled
Clear alarm history The number after “Total events” shows how many events are
currently stored in the log. Press the OK button for 1 second to
reset the event count to zero and clear the log. Not applicable
LCD contrast [-5], [-4], [-3], [-2], [-1], [+0], [+1], [+2], [+3], [+4], [+5]
The display contrast is adjustable, and the valid range is from -5
to +5. This range covers the maximum adjustment for contrasting
the background with the text in the visual display of the control
panel.
[+0]
REPO input polarity [Open] [Closed]
If Open, the normally open contacts activate the alarm when the
contacts close. If Closed, the normally closed contacts activate
the alarm when the contacts open.
Open
Retrieving the alarm history
To retrieve the alarm history through the display, complete the following steps:
1. From the main menu, press the down ( ) button to scroll to the Alarm History
menu, and press the OK button.
2. Press the down ( ) button to scroll through the listed events, notices, and
alarms.
3. Press the escape (X) button to return to the previous menu.
Chapter 3. Operating the uninterruptible power supply
25