Port; Main Control Module - Huawei ECC500 User Manual

ECC500
User Manual
Hardware
Independent
deployment
AI/DI unit
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.
Issue 04 (2019-12-20)
Silk Screen
MUE06A
PAC75WA
Figure 3-2 shows ports on the front panel of the main control board.
Copyright © Huawei Technologies Co., Ltd.
Configuration
Optional
Mandatory (1 PCS)
3 Configurations and Port
Function

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 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.
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