Typical Falcon Opto-coupler Interface Card
PIN ASSIGNMENT FOR THE FALCON
UA88373
(no-bypass signal)
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
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| Utility Loss |
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(E) | (B) | (K) |
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(C) |
| (A) | 6 |
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| 7 | 2 |
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| 8 | 3 |
To CPU |
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| 4 | |
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| 5 |
Alarm Signal |
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| Low Battery Signal |
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| 18 |
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