Powerware 9315s User Manual Page 124

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13--2
Powerware 9315 Parallel Capacity/Redundant System with PHP SSBM
164201373 Rev. A 092402
3
2
1
5
4
7
6
9
8
+24V
RS232 TXD
RS232 RXD
NOT USED
RETURN
NOT USED
485 +
485 --
RETURN
PORT 1 (DB--9)
Figure 13---1. P ort 1 Pin Assignments
Ta b l e 1 3 --- 1 . P i n A s s i g n m e n t s f o r P o r t 1 ( D B --- 9 )
Pin # Symbol Description Comments
1 +24V +24voltsDC
2 TXD Transmit Data Input to UPS
3 RXD Receive Data Output from UPS
5 RTN Return
7 485+ RS485 + Data
8 485--- RS485 --- Data
9 RTN Return
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