Section VII
Remote Video Terminal
Page 7.3
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II S, 3.00
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7.3 UPS Maintenance Menu
The description given in Section 3.6.3 for the UPS Maintenance Menu applies
equally to its use from a remote terminal. Make sure that “UPS Maintenance Menu” is in the
upper left–hand area of the CRT screen. Then use the keys that correspond to the
pushbuttons described in this manual. You will need to use the operator password (level 4)
in order to obtain access to the UPS Maintenance Menu. The various screen messages will
appear on the CRT also in the upper left–hand area.
7.4 Alarm History Screen
Below is a typical Alarm History screen. The alarms are displayed in date/time order
with the most recent alarm at the bottom of the screen.
Mo/Dy/Yr
Hr:Mn:Sc:Cy:Q
Alarm (U=Up D=Dn +=PgUp –=PgDn T=Top B=Bot M=Monitor)
09/20/91
14:59:27.07.0
sbs output breaker closed
09/20/91
14:59:27.07.0
inv not phase locked
09/20/91
14:59:27.07.0
Inv transfer enabled
09/20/91
14:59:27.07.0
inv retransfer enabled
09/20/91
14:59:27.07.0
inv fan normal
09/20/91
14:59:27.08.0
input frequency normal
09/20/91
14:59:27.08.0
sbs bypass frequency normal
09/20/91
14:59:27.10.0
sbs bypass voltage low
09/20/91
14:59:28.41.0
rct phase locked
09/20/91
14:59:28.42.0
input voltage low
09/20/91
14:59:32.23.0
input voltage normal
09/20/91
14:59:32.23.0
sbs bypass voltage normal
09/20/91
14:59:32.23.0
inv phase rotation normal
09/20/91
14:59:32.23.0
rectifier normal
09/20/91
14:59:37.07.1
inv normal temperature
09/20/91
14:59:37.08.0
inv fuse normal
09/20/91
14:59:37.08.0
inv power supply normal
09/20/91
14:59:37.18.0
inv current normal
09/20/91
14:59:37.18.0
output voltage low
09/20/91
14:59:37.18.0
inverter off
09/20/91
14:59:37.18.0
sbs off
09/20/91
14:59:39.09.0
inv phase locked
09/20/91
14:59:47.33.0
dc voltage normal
