សៀវភៅណែនាំអ្នកប្រើប្រាស់ សំណួរ និងចម្លើយចម្លើយ
ថ្ងៃទី 25 ខែកញ្ញា ឆ្នាំ 2025 - ម៉ោង 01:17 យប់
ដើម្បីកំណត់រចនាសម្ព័ន្ធ Management Card Contact & RS232/Serial in contact mode for connecting to an alarm system or computer system, follow these steps:
1. **Select Contact Mode:** Ensure the jumper settings on the card are set to contact mode.
2. **Connect to External System:** Connect the DB9 connector to the alarm system, PLC, or computer system using the appropriate cables.
3. **Transmit UPS Information:** The card will transmit UPS information such as load powered, load on bypass, load on battery, load on utility, battery fault, and low battery to the connected system via dry contacts (relay).
4. **Power Off Function:** An external contact or voltage level can be used to activate a UPS power off function, available only in contact mode.
5. **Optional IBM iSeries or Windows Cable:** If using an IBM iSeries or Windows cable from Eaton, direct communication with the power-management system of servers supplied by the UPS is possible. This allows for protection (shutdown) upon receiving specific information signals.
For detailed configuration instructions and diagrams, refer to the សៀវភៅណែនាំការដំឡើង (34003907) provided with the Management Card Contact & RS232/Serial. Additional information on setting up the card for specific applications can be found in the documents supplied with the IBM iSeries or Windows cable from Eaton.
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