Communication Port; Db-9 Pinouts - Best Power Fortress 750 VA Guide D'utilisateur

9 For all models: Position the battery cables so they will not be pinched by the interior panel.
Install the panel and the screws.
Carefully snap the front cover, with the attached LED panel and ribbon cable, back onto the
unit. Dispose of old batteries properly.
10
If you followed the option in step 2: Reconnect the line cord to the Fortress and turn the
unit on. Reconnect the load equipment. Switch on the protected load equipment one piece at
a time.

Communication Port

The Fortress comes equipped with CheckUPS II power management software. An interface cable
is provided for the following systems:
IBM AIX (RS/6000)
Novell Netware
The Fortress is plug-and-play compatible with Windows 95 and 98.
All Fortress "B" Models (B40, B41, B42, and B44) also come equipped with an interface cable
to connect to the IBM AS/400.
Best Power also offers interface kits that allow you to connect the Fortress's communication port
to many other computer systems with built-in UPS monitoring. For specific information on Best
Power interface kits, call Best Power's Worldwide Service or your local Best Power dealer.

DB-9 Pinouts

Pin 1 RS232 Receive Data: Receives incoming RS232 communication data.
Pin 2 RS232 Transmit Data: Sends outgoing RS232 communication data.
Pin 3 Normally Open On Battery Contact: A normally open contact that closes 15 seconds
(pulls to Common) after the UPS switches to battery power.
Pin 4 Common: The signal ground for all signal pins.
Pin 5 Normally Open Low Battery Alarm Contact: A normally open contact that closes
(pulls to Common) during a Low Battery Alarm. This tells CheckUPS II and other
shutdown software when to start a computer shutdown.
Pin 6 Plug and Play Sense for Windows 95.
Pin 7 Remote Shutdown: Shorting this pin to Common for at least 5 seconds while the UPS is
operating on battery, shuts the UPS off after 120 seconds.
Pin 8 Normally Closed On Battery Contact: A normally closed contact that opens
15 seconds (releases from Common) after the UPS switches to battery power.
Pin 9 Unused.
Contacts consist of open collector circuits capable of switching up to +30 VDC 6 mA resistive
load.
ENGLISH
IBM OS/2
UNIX and Compatible Systems
16
Windows 3.1x, 95, 98 and NT