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4. UPS functions
Output signal Input signal
Battery Low signal (BL)
(Between pins 1 and 5)
Trouble signal (TR)
(Between pins 2 and 5)
Backup signal (BU)
(Between pins 8 and 5)
Deteriorated battery
signal (WB)
(Between pins 9 and 5)
Backup power supply
stop signal (BS)
(Between pins 3 and 5)
Remote ON/OFF signal
(Between pins 6 and 7)
While the signal is being input, these status
indications blink and the beep sounds.
Beep
Signal input/output test start
ON
OFF
ON
OFF
ON
OFF
ON
OFF
ON
OFF
ON
OFF
ON
OFF
Signal output test
Contact signal is forced to turn ON.
Signal input test
While the signal is being
input, the status indicator
blinks and the beep sounds.
Signal input/output test end
4) Signal input/output test (BL/TR/BU/WB/BS/remote)
● Four types of output signal can be forcibly turned ON.
● The ON/OFF state of two types of input signal can be checked with the status indicator and the
beeper.