Specifications are subject to change without notice. No liability accepted for errors or omissions.
7
Battery condition test (BCT)
An internal jumper must be fitted to enable the automatic battery condition test function. If this jumper is
fitted the battery condition test function may also be initiated manually by pushing the
BATT SYS OK
but-
ton for approx. 2 seconds.
Battery Condition Test Fail Reset
If the system fails the BCT the
BATT SYS OK
LED continues flashing and the
BATT LOW
alarm latches
until either both the mains power input and the battery are disconnected briefly, or the system passes
the next BCT.
Battery
System OK
LED
Power OK
LED
Power
Stand
-
by
LED
Battery
System
OK Alarm
Power OK
Alarm
Condition
Normal
Normal
System Normal: Input power on, battery circuit is OK
Normal
Normal
Battery detection in progress
Alarm
Normal
Input power on, battery system fault:
1.
Internal battery fuse has opened
or
2.
Battery circuit wiring open circuit, battery missing, ECB has tripped
Normal
Alarm
Input power off, battery system is OK (battery volts > Vbatl)
Alarm
Alarm
Input power off and battery has discharged to < V batl
Alarm
Alarm
Input power off, ELVD has activated and disconnected battery from load.
Normal
Normal
PSU in standby, input power on, battery system OK
Alarm
Alarm
PSU is in standby
and
battery has discharged to < Battery Low, unit will continue
delivering battery current until next level initiates ELVD.
Alarm
Alarm
PSU is in standby
and
ELVD has activated and disconnected battery from load.
Normal
Normal
BCT in progress
Alarm
Normal
Input power on, BCT failed (battery voltage < Vpres during BCT)
LEGEND :
=Off
=fast flash
=On
=slow flash
LED FLASH CODES
