Liebert PowerSure PS400-60S - Manual (Page 6)

6
INTERFACE FUNCTION DB25
ADAPTER
UPS Shutdown/Active High* 19
On Battery/Return 17
On Battery/Normally Open 16
Low Battery/Normally Open 11
Low Battery/Return 9
UPS Shutdown/Return 7
*Remote Shutdown (5-12V DC, 5-10 mA. max.); battery
operation
COMPUTER/LAN INTERFACE
(400/600 VA ONLY)
Optional SiteNet® 1 kits provide connection to a wide range of popular computer
operating systems such as Novell, UNIX, UNISYS, SUN, WINDOWS and many
others. SiteNet® 1 software automatically performs an orderly shutdown of
computer operating systems in the event of a power outage and/or low battery
conditions.
The SiteNet ®1 kit supplies a cable to connect supported computer systems to
the UPS communications port (10). The table below shows connector details.
Note: Your dealer supplies computer communications kits separately, if you wish. They
come with installation instructions, cable connections, and appropriate computer software.
(-)
(+)
330 Ohms
Open Collector
Return
COLLECTOR TO EMITTER
Maximum voltage and current on pins
11 & 16 are +40V DC; 1.0mA
1
1