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3-8. Operating Mode/Status Description
Following table shows LCD display for operating modes and status.
(1) If the UPS is in normal operation, it will show four screens one by one, which represents 3 phase input voltage (L1,
L2, L3) and frequency in turns.
(2) If parallel UPS systems are successfully set up, it will show one more screen with "PAR" in parameter 2 and
assigned number in parameter 3 as below parallel screen diagram. The master UPS will be default assigned as "001"
and slave UPSs will be assigned as either "002" or "003". The assigned numbers may be changed dynamically in the
operation;
(3) If some errors occur in the UPS, it will show one more screen to represent the warning situation. In the warning
screen, it can show up to 3 error codes and each code indicates one error. You can find the meanings of error codes
in the warning code table.
Operating mode/status
UPS Power On Description
LCD display
No-output
description
mode
LCD display
INFOSEC UPS SYSTEM – 4 rue de la Rigotière – 44700 Orvault – France – www.infosec-ups.com
Hot Line Tel : +33 (0)2 40 76 15 82 – fax : +33(0)2 40 94 29 51 – hotline@infosec.fr – 04 14 AA 59 203 37
Parallel screen
When UPS is powered on, it will enter into this mode for a few seconds for
initializing the CPU and system.
When L1 is out of acceptable range or bypass is disabled (or forbidden), UPS
will enter into no-output mode if powering on or turning off the UPS. It
means the UPS has no output. Alarm beeps every two minutes.
Warning screen
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