Input Terminals In The Etp4890 Power System - Huawei UA5000 Manual

UA5000 Universal Access Unit
Environment Monitoring
Indicator
ALM
Input Terminal
The ETP4890 power system supports 220 V AC
the ETP4890 power system.
Figure 8-2 Input terminals in the ETP4890 power system
Output Terminal
The ETP4890 power system supports eight groups of output terminals. The left-side eight output
terminals are negative and the right-side eight output terminals are positive.
Figure 8-3
Issue 01 (2012-08-17)
Color
Red
shows the output terminals in the ETP4890 power system.
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8 ETP4890 Monitoring Solution
Status
Blinking at a
frequency of 0.5 Hz
Blinking at a
frequency of 4 Hz
Off
Steady on
input.Figure 8-2 shows the input terminals in
Description
The monitoring
module is working
properly and
communicating with
the upper device
properly
The monitoring
module works
properly but does not
communicate with
the upper device
properly
The system does not
generate any critical
alarms
The system generates
critical alarms
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