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MTS9300A Telecom Power (Ooredoo, Indonesia,
MTS9304A-HD2002)
User Manual
DMU02C1
Figure 3-3 DMU02C1 panel
(1) Run indicator
Table 3-2 Indicator description
Name
Run
indicator
Alarm
indicator
Table 3-3 Communication port description
Communications
Port
COM1/COM2
NOTE
All these ports are protected by a security mechanism.
Figure 3-4 Communication port pins
Issue 06 (2021-10-13)
(2) Alarm indicator
Color
Status
Green
Off
Blinking
slowly (0.5
Hz)
Blinking fast
(4 Hz)
Red
Off
Steady on
Communications
Parameter
Baud rate: 9600 bit/s
Copyright © Huawei Technologies Co., Ltd.
(3) RS485 communications
ports
Description
The DMU is faulty or has no DC
input.
The communications is normal.
The communications fails.
No alarm is generated.
An alarm is generated.
Communications
Protocol
Modbus protocol
3 Components
22
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