2 Overview
IST6
Series (200K-600K) Modular UPS
User Manual
20
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Allis Electric
Co., Ltd.
Table2-5
Illustration for system monitor card
NO.
Name
Illustration
○
1
Output dry contact
○
2
Input dry contact
See Table2-7.
○
3
EPO2 input dry contact
External EPO normal closed input port. When NC and COM is
open-circuit, the signal is valid. The signal is preset and cannot
set.
○
4
RS232 communication
port
The communication protocol supports
AEC
standard serial
port protocol, which is to achieve the external SNMP card
communication. RS232 port adopts RJ45 plug. The pin
definition of RS232 port is shown in Figure2-15.
○
5
MODBUS/RS485
communication port
he communication protocol supports MODBUS RTU or
AEC
standard serial port protocol, which can be switched by touch
screen. MODBUS/RS485 port adopts RJ45 plug. The pin
definition of MODBUS/RS485 port is shown in Figure2-16.
○
6
MDU port
Communication port of touch screen.
1--8
RJ45
plug
RJ45
1 2 3 4 5 6 7 8
1 2 3 4 5 6 7 8
Pin definition
:
Pin 1
:
White orange-5V
Pin 2
:
Orange-0V
Pin 3
:
White green-RS232:RX
Pin 4
:
Blue-RS232:TX
Pin 5
:
White blue-RS232:RX
Pin 6
:
Green-RS232:TX
Pin 7
:
White brown-5V
Pin 8
:
Brown-0V
Figure2-15
Pin definition of RS232 port
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