Port; Main Control Module - Huawei ECC500 User Manual

ECC500
User Manual
Hardware
Power module

3.2 Port

3.2.1 Main Control Module

The main control module provides the LCD for querying, setting, and controlling local
parameters.
Figure 3-2 Front panel of the main control module
(1) Indicators
(5) RS485/RS232 port
Issue 03 (2020-01-06)
Silk Screen
PAC75WA
Figure 3-2 shows ports on the front panel of the main control board.
(2) LCD
(6) COM1 port
Copyright © Huawei Technologies Co., Ltd.
Configuration Function
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

Mandatory (1
PCS)
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(3) Buttons
(7) COM2 port
3 Configurations and Port
overcurrent protection.
Provides eight AI/DI ports
compatible with 4 mA to 20 mA
current signals, signals from
current-based smoke sensors and
water sensors, dry contact
signals, and NTC signals.
Configured with a 4-bit DIP
switch.
Converts the AC input of 100 V
to 240 V into two DC outputs of
53.5 V and 15 V.
Provides the overcurrent, output
overvoltage, and overheat
protection.
Supports natural cooling of
rectifiers.
(4) FE port
(8) USB port
17