57
6. Using the UPS monitoring software and contact signal
External contact
Operate
Open
Start
Close
Stop
BS-COM UPS stops
2. Input of the UPS Stop Signal (BS)
Stops the output of the UPS after the time period specified
by the “power output stop delay time setting” (setting
switches 5 and 6 ) has elapsed.
(1) When the "UPS Stop Signal setting" (setting switch 7 ) is set to OFF:
You can stop the output of the UPS by inputting the voltage signal (HIGH) that lasts at least 10 seconds
from the outside.
(2) When the "UPS Stop Signal setting" (setting switch 7 ) is set to ON:
You can stop power output by inputting the voltage signal (HIGH) that lasts at least 0.01 second (10
ms) from the outside that is accepted only during backup.
See also
"4-7 Changing the setting of the functions"
➛
Pages 33
3. Remote ON/OFF Signal
You can start and stop the UPS by the remote ON/OFF signals, by
the contact connected to the outside, or the ON/OFF status of the
open collector circuit. To use this function, turn on the Power Switch
of the UPS.
(Note: It is not possible to start up the UPS with the remote ON/OFF signal when there is no AC power
supply, even when cold start is set to ON.)
4. Connection to the system
Please make a cable to connect to the system by yourself.
See also
"9. Example of the use of the Contact Signal circuit"
➛
Page 59
5. Contact Signal Connector (female DSUB9P)
Front view
Screw size: inch screw
#4-40 UNC
Pin assignment
Pin number
Signal name
1
BL
2
TR
3
BS
4
—
5
COM
6
Remote ON/OFF (–)
7
Remote ON/OFF (+)
8
BU/NBU
9
WB
5
4
3
2
1
9
8
7
6
