Explanation Of Symbol Used On Unit - Omron POWLI BU50XS Instruction Manual

Rear view
I
H
G
F

1-4 Explanation of symbol used on unit

Symbol
Start the UPS.
Stop the UPS.
Suspend a beep.
AC input power supplied to the UPS.
UPS output power enable, supplied by operating on line mode, battery mode or bypass mode.
UPS operating on battery mode.
UPS operating on bypass mode.
Expanding battery unit connecting to the UPS. (For BU100XS only.)
UPS has Error.
Connected Overload. Excess output capacity by connected devices.
Batteries in end of useful life, necessary to replace the batteries.
A
E
B
A. RS232C Contact signal Connector
B. Signal Card Expansion Slot
C. Battery Expansion Connector (BU100XS only)
C
D. Power Supply Output Receptacle
E. Grounding Terminal
F. Network Surge Protection
G. AC Input Overcurernt Protection
H. AC Input Cable
I.
D
Description
11
(Backed up at a power failure)
Cooling Fan (air outlet)
1. Preparation