Omron BN50T User Manual

3 Check and start operation
3-2 Checking the operation
BN50T/BN75T/BN100T/BN150T/BN220T/BN300T
3-10
5. Disconnect the unit’s AC input plug from the wall outlet (commercial power source).
The unit enters Battery Mode.
6. In Battery Mode, check the unit's LED display and beep sound.
Does the icon appear as one of those shown below?
Icon Beep Output Description
Intermittent
4-second intervals
ON Backup is operating due to power failure or AC input
error. Output will stop if Battery Mode continues.
Intermittent
1-second intervals
ON Backup is operating due to power failure or AC input
error. Battery level is low, so output will stop soon.
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If not the same as one of
those shown above: "
Operation is abnormal. Check the status of lamps and
beep, and then press and hold the power switch for 2
seconds or longer to turn OFF the power.
 If the display is one of those shown in “3-1-7 Icons,
LEDs, and beeps”, take the necessary measures
and then go back to procedure 1.
 If no Battery Mode is performed and the UPS and
the devices connected to the UPS stop, this may be
attributed to an insufficient battery charge.
After connecting the AC input plug to a wall outlet
(commercial power source) and charging the bat-
tery, go back to procedure 5 on previous page.
 If the problem persists after chec
king the 2 poin
ts
above, contact the shop of purchase.
Additional Information
Beeper ON/OFF can be set with “Setting” - “Local Setting” - “Audible Alarm” in the
menu on the LCD.
7. Reconnect the AC input plug to the commercial power source.
The icon returns to its normal state and the beeping sound stops.
(The status is as shown below.)
Icon Description
Power switch “ON”
Operating normally
Checking the operation is now complete.
Installation and connection is now complete.
3 Check and start operation
3-3 Start and stop procedures and basic operation
BN50T/BN75T/BN100T/BN150T/BN220T/BN300T
3-11
3
3-3 Start and stop procedures and basic operation
3-3-1 Start and stop procedures
 Operation when starting
1. When the unit is connected to a commercial power source with the power switch OFF
and commercial power is supplied to it. Then, the “
” icon appears.
Power output is stopped, and the battery automatically starts recharging.
The standby screen appears on the LCD.
The icon displays " ".
 TEST
Standby mode screen:
2. Press and hold the power switch of the UPS for 2 seconds or longer.
After a few seconds, output begins.
The “
” icon appears, and the self-diagnostic test is performed in Battery Mode for
about 10 seconds.
Additional Information
If the battery voltage is low, the self-diagnostic test is not performed. It is automat-
ically executed after the battery is charged.
3. When the self-diagnosis test finishes normally, the unit enters the normal operating
state.
When the self-diagnostic test is not performed, the unit enters the normal operating
state immediately.
Normal operating state (Normal mode screen):
 Operation when using
You may either leave the power switch of the unit ON (operation status) or turn it OFF each
time when stopping the connected system. Choose whichever operation method is more
convenient. We recommend turning OFF the power switch when you do not use connected
devices for a long time.
The battery can be charged once the AC input plug is connected to a commercial power
source.

Omron BN50T Specifications

General

Brand	Omron
Model	BN50T
Category	UPS
Language	English