(at the UPS)
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http://kiev-security.org.ua
(at the UPS)
9 PIN D-SUB FEMALE at the UPS.
| Pin | Name | Dir | Description |
|---|---|---|---|
| 1 | Battery Mode | out | This pin is shorted to PIN 5 (ground) if the mains power supply fails or is out of tolerance. (NORMALLY OPEN) |
| 2 | - | - | - |
| 3 | - | - | - |
| 4 | - | - | - |
| 5 | Ground | - | Ground terminal and common root of contacts at PIN 1, 8 and 9 |
| 6 | - | - | - |
| 7 | UPS shut-down | IN | If a positive signal level (+5V to +12V DC) is applied, the UPS system switches off (PIN 5 is ground) |
| 8 | Battery Capacity Low | OUT | This pin is shorted to PIN 5 (ground) if the batteries have been discharged to such an extent that the remaining stored energy time is less than 2 minutes. (NORMALLY OPEN) |
| 9 | Battery Mode | OUT | The connection between this pin and PIN 5 (ground) is disconnected if the main power supply fails oe is out of tolerance. (NORMALLY CLOSED) |
Note: Direction is relative to UPS.
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Кнопочка будет выглядеть вот так (1,516 байт):
