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54
L20, L30
8.
Appendix 3: USB communication port definition
8.1.
Definition of the port
Figure 35 USB port
Table 16 Connection between PC USB port and UPS USB port
PC USB port
UPS USB port
Description
Pin 1
Pin 1
PC : +5V
Pin 2
Pin 2
PC : DPLUS signal
Pin 3
Pin 3
PC :DMINUS signal
Pin 4
Pin 4
Signal ground
8.2.
Available function of USB
•
Monitor UPS power status.
•
Monitor UPS alarm info.
•
Monitor UPS running parameters.
•
Timing off/on setting.
8.3.
Communication data format
•
Baud rate
9600bps
•
Byte length
8bit
•
End bit
1bit
•
Parity check
none
CAUTION!
USB, RS232 and RS485 interface cannot be used at the same time, you can only
use one of them at one time.
Содержание L20-IB60, L20-IB00
Страница 2: ......
Страница 17: ...9 L20 L30 Figure 5 Install covers...
Страница 27: ...19 L20 L30 5 5 Cabinet view Figure 15 Front view Side view of L20 and L30...
Страница 31: ...23 L20 L30 5 7 Electrical Diagrams Figure 19 Remote EPO NO and NC port...
Страница 32: ...24 L20 L30 Figure 20 External maintenance bypass auxiliary contacts...