Typical Falcon Opto-coupler Interface Card
| PIN ASSIGNMENT FOR THE FALCON |
| UA88373 |
|
|
|
|
PIN | DESCRIPTION |
1 | Not Used |
2 | Utility Loss (N.O.) (Closes upon utility loss) |
3 | Utility Loss (N.C.) (Opens upon utility loss) |
4 | Common for pins 2, 3 & 5 |
5 | Low Battery (N.O.) (Closes at low battery) |
6 | Remote Shutdown |
| Applying a |
| while the UPS is on battery will shutdown the |
| UPS |
7 | Not Used |
8 | Not Used |
9 | Not Used |
OPTO Board Internal Circuitry
(E)
(B)
Utility Loss
(A)
(C)
To CPU
(A) | 6 |
|
(K) |
| 2 |
| 7 | |
|
|
8 
3
4
5
Alarm Signal
Low Battery Signal 
17