26
2200/ 3000VA
6.3
Recycling the Used battery
Contact your local recycling or hazardous waste center for
information on proper disposal of the used battery.
27
7
Communication
7.1
DB-9 Connector
The UPS has a DB-9 (9 pin female) connector on the rear to allow UPS status
communications with a computer running UPS software. The connection
provides serial communication, On Battery and Low Battery signals.
Table 4 DB-9 pin assignment
DB-9 Pin
Assignment Description
1
Low Battery (open collector)
2
UPS TxD
3 UPS
RxD
4 N.C.
5 Common
6 N.C.
7
Low Battery (open emitter)
8
Utility Fail (open emitter)
9
Utility Fail (open collector)
