Xtreme X90-2S, Руководство пользователя и инструкция по установке

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5-2 .
Figure 5-3 Maintenance Bypass Switch State port
Table 5-2: Description of Maintenance Bypass Switch State port
Name Position Description
Maintain Bypass Pin1 X2.1 Maintenance bypass switch state
Maintain Bypass Pin 2 X2.2 Maintenance bypass switch state
X2.3 No use
X2.4 No use
5.2 Extra Comm. Slot
There is an optional card called Extra Comm. Card. This card can be inserted into this slot to
enhance the communication capability of the modular UPS. It provides an additional SNMP Slot,
Dry contact I/P & O/P signals and temperature sensors ports.
5.3 Local Communication Ports – RS232 & USB &RJ45
Simply use USB cable or RS232 cable or RJ45 to RS232 cable to connect USB port or RS-232 port to
the PC as local communication.
Note : The RS232 and USB ports can ’t wor k simultaneously.
5.4 SNMP Slot
The SNMP, AS400 or Modbus card can be inserted into this slot to work with the UPS.