Pinouts >  UPS devices  >  Best Power pinouts
9 pin D-SUB female connector layout
9 pin D-SUB female connector
Best Power Fortress Rackmount 750 VA, 1050 VA, 1425 VA, 1800 VA, and 2250 VA communication port pinouts

DB-9 Pinouts

Pin
Number
Pin
Name
Description
1 RS232 Receive Data Receives incoming RS232 communication data.
2 RS232 Transmit Data Sends outgoing RS232 communication data.
3 Normally Open On-Battery Contact A normally open contact that closes 15 seconds (pulls to Common) after the UPS switches to battery power.
4 Signal Ground (Common) The signal ground for all signal pins.
5 Normally Open Low-Battery-Alarm Contact A normally open contact that closes (pulls to Common) during a Low Battery Alarm.
6 Plug and Play Sense for Windows 95 --
7 Remote Shutdown Connecting this pin to Common for at least 5 seconds, while the UPS is operating on battery, shuts the UPS off after 120 seconds.
8 Normally Closed On-Battery Contact A normally closed contact that opens (releases from Common) after the UPS switches to battery power.

Contacts consist of open collector circuits capable of switching up to +30 VDC, 6 mA resistive load.

Note1: for connection of this UPSes to the computer, using the proprietary closed software Best Power CheckUPS II Suite, is necessary the cable INT-0001  for smart signalling (CheckUPS II Advanced), or the cable INT-0051 for voltage signalling (CheckUPS II Basic).

Note2: for additional information how to connect this UPSes to the computer, using the open source software, please look APCUPSD Voltage Signalling Simple-Custom Cable for Best Power Fortress Rackmount 750 VA, 1050 VA, 1425 VA, 1800 VA, and 2250 VA.

There are no any reports for this pinout! You may rate this document by clicking the button below.

Is this pinout
Best Power Fortress Rackmount visual pinout:click to enlarge
Source(s) of this and additional information: http://lit.powerware.com/ll_download.asp?file=m_fortressrackmount_user_jan99.pdf , http://www.bomara.com/Best/checkups_spec2_eu.htm
Copyright © 2000-2023 by pinouts.ru team, except user uploaded images.
No portion of this webpage may be reproduced in any form without visible link to pinouts.ru .
Efforts have been made to ensure this page is correct, but it is the responsibility of the user to verify the data is correct for their application.
Change privacy settings