![background image](http://html1.mh-extra.com/html/omron/bu1002swg/bu1002swg_instruction-manual_744587087.webp)
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7
. Using the UPS monitoring software and contact signal
4-8
Signal I/O Circuit Usage Examples
Remote ON/OFF(+)
Remote ON/OFF(-)
BU-1
UPS
side
Power relay
BU-2
Connecting cable
(twisted or shielded)
System side
UPS
side Connecting cable
(twisted or shielded)
BS+
BS–
System side
OUT
24V
0V
PLC output circuit
COM
PLC
l
BU signal output circuit and connection
circuit example
l
Remote ON/OFF connection circuit example
l
BS signal input circuit and connection
circuit example
4-9
Precaution When Using Signal Outputs
Notes
●
For any device connected to the signal output circuit, its rating must not exceed the rating
specified in signal outputs of “4.6 Signal I/O Rating” when turning on or off the signal output. (Add
a surge killer circuit as necessary.)