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990-1401
Installation Guide APC BC300 Series 40kW 208/450/480V UPS 19
3.3.6 Communication Interface Board (Option)
Use Class 1 wiring methods.
Figure 11 Communication Interface Board
14
15
2
16
17
4
18
19
6
20
21
8
13 +
25 –
"UPS on" (shown with UPS off)
"Static bypass operation" (shown with static bypass operation off)
"Battery operation" (shown with battery operation off)
"Battery low warning" (shown with "battery low" warning off)
Remote UPS shut down input (3.5 - 25 VDC pulse for 1 second minimum)
Serial Port
RS232
Serial Port
0-20 mA current loop
X003 25 PIN SUB D MALE
X004 25 PIN SUB D MALE
X005 25 PIN SUB D FEMALE
Relay Contacts: 30VAC, 60 VDC
Maximum 0.5 A, minimum 0.05 mA
X002 X001
X003X004X005
Communication
Interface Board