Huawei ECC500 User Manual page 23

ECC500
User Manual
Table 3-1 ECC500 component functions
Hardware
Main control
module
RS485
expansion card
AI/DI
expansion card
GPRS
expansion card
AI/DI module
Issue 03 (2020-01-06)
Silk Screen Configuration
SMU03A Mandatory (1
PCS)
MUS02A Mandatory (1
PCS)
MUE05A Mandatory (1
PCS)
MUC01A Optional (1
PCS)
MUE06A Optional
Copyright © Huawei Technologies Co., Ltd.
3 Configurations and Port
Function

Provides an LCD to query, set,
and control local parameters.
 Provides an operating status
indicator and alarm indicator.

Provides a fast Ethernet (FE)
port.
 Records active alarms and
historical alarms.
 Provides intelligent unit
management.
 Provides five half-duplex RS485
communications ports, among
which the COM4 and COM5
ports provide DC outputs of 12 V
(actual range: 12.8–15 V), 400
mA to devices such as AI/DI
modules and intelligent T/H
sensors.
 The power supply status
indicators for the power output
ports are steady green when they
provide power outputs and are
off when they supply no power.

Provides four AI/DI ports with
12 V DC outputs to sensors such
as smoke sensors and water
sensors.
 Provides one digital output (DO)
port for remote control, and one
12 V DC (< 300 mA) power
supply for controlling devices
such as the audible and visual
alarm.
 Provides GPRS out-of-band
channels for separate networking
to provide SMS alarm
notifications.

Provides six digital input (DI)
ports and two dry contact
outputs.
 Can be independently installed in
a 19-inch rack or on a wall.

Provides eight AI/DI ports that
provide 12 V DC outputs to
sensors and offer internal
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