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Communication Cables Path for 40-50kVA Keor T
6.1.
Serial Communication (RS232)
UPS is equipped with Serial Communication as standard. RS232 cable shall be shielded and shorter than 25m.
RS232:
DSUB-9 male connector with the following pin layout shall be used on the UPS side of the connection cable.
The communication solutions listed below can be used with this port:
• Monitoring Software (Optional)
• External SNMP Adapter (Optional)
Via SNMP; the information listed below can be monitored;
• The Latest Battery Test Date
• UPS Information (example: 120V - 50Hz)
• Input Data (V
• Output Data (V
• Battery Situation (V
34
, F
, V
etc.)
in
in
max
, Load Percantge...etc.)
out
...etc)
batt
Over SNMP communication, battery test can be started or current
test can be cancelled. UPS can be shut-down or stand-by (stand-by
duration is adjustable). Alarms can be discarded.
If Serial Communication cable is needed, it can be produced according
to the pin configuration described at side.
Figure.6-2
Communication Cables Path for 60kVA Keor T
PIN#
Signal Name
2
RX
3
TX
5
GND
RS232 Pin Layout
Signal Description
Receive Data
Transmit Data
Signal Ground
Table.8
Figure.6-3
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