Huawei FusionModule500 Manual page 47

FusionModule500 Smart Mini Data Center
Product Description (ECC800e)
Table 3-21 Indicators on the front panel of the independent deployment AI/DI unit
Silk Screen
PWR
RUN
ALM
Table 3-22 Ports on the front panel of the independent deployment AI/DI unit
Silk Screen
COM_IN
COM_OUT
AI/DI_1 to
AI/DI_8
Issue 01 (2017-04-20)
Color Meaning
Green Power indicator
Green Run indicator
Red Alarm indicator
Port Description
Cascading ports. COM_IN connects to the RS485 expansion card, and
COM_OUT connects to another independent deployment AI/DI unit.
Pin definitions of the ports are the same as those of the COM4 port on
the main control board.
Provide 12 V DC outputs for sensors and are compatible with 4 mA to
20 mA current signals, signals from current-based smoke sensors and
water sensors, dry contact signals, and NTC signals.
Pin definition:
 3: 12 V DC, 54 mA
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3 System Architecture
Status Description
Steady on The power
supply is
normal.
Off The
independent
deployment
AI/DI unit does
not have a DC
input.
Blinking (1 The
second on and 1 independent
second off)
deployment
AI/DI unit is
communicating
with the main
control module
properly.
Blinking (0.125 The
second on and independent
0.125 second deployment
off)
AI/DI unit fails
to communicate
with the main
control module.
Off No alarm is
generated.
Steady on A board alarm
is generated.
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