Omron POWLI BU60RE Instruction Manual page 68

7
. Using the UPS monitoring software and contact signal
7-4-6. Contact Signal circuit inside the UPS
+5 VDC
7-4-7. Example of the use of the Contact Signal circuit
Example of BU signal output circuit and
the connected circuit
UPS side
Connecting cable
(twisted or shielded)
Remote ON/OFF circuit
56
+5 VDC +5 VDC
1 kΩ
470Ω 470Ω
BU
TLP627
12V1K
COM
System side
Example of
remote ON/OFF
remote ON/OFF ( + )
remote ON/OFF ( - )
UPS side
BL
TR
BU
WB
BS
Remote ON/OFF (+)
3kΩ
Remote ON/OFF (-)
COM
Example of BS signal input circuit and the
connected circuit
To port on PC
UPS side
Connecting cable
(twisted or shielded)
1K
TLP521
12V
1.2K
From port on PC
BS
COM
GND
System side