TOSHIBA
4.5Communication Interface
4.5.1Remote Contact
This interface is a standard feature and is available as dry switch contacts through a DB9 male connector located on the front of the UPS. The following schematic shows the contact state and pin assignment for each signal and the associated DB9 connector pin- out.
5 System Common | DB9 Male Connector Outline | ||||
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6 Bypass Active | (facing connector) | ||||
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| 1 | 2 | 3 | 4 | 5 |
7 Battery Voltage Low |
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8 UPS |
| 6 | 7 | 8 | 9 |
9 |
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Battery Discharge |
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4 |
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1
2
Notes:
Fault Signal Detect
1)Pin “switches” are shown in their inactive states. Example: (if battery voltage is low, pin 7 will be connected to System Common).
2)Contacts are rated at 30 VDC, 0.1 amps; 125 VAC, 3 amps.
3)Pin number “3” is not used.
4200FA CT/XT User’s Manual | 29 |
