Huawei FusionDC1000A Product Description page 87

FusionDC1000A Prefabricated All-in-One Data
Center
Product Description (IT Scenario)
Item
Operating
temperature
Installation
requirement
s
Environmen
tal
protection
Technical Specifications
Table 6-18 Technical specifications of the UIM20A expansion module
Item
Power input
COM/AIDI (RJ45)
POE
E-label 4.0
Communications Ports
The following table describes the pin definitions for ports COM1/AIDI_1 to COM8/
AIDI_8.
Table 6-19 Pin definitions for ports COM1/AIDI_1 to COM8/AIDI_8
Item
Pin
sequence
Issue 04 (2023-11-10)
Specifications
–30°C~+65°C
Installed in a 19-inch rack
RoHS5
Specifications
Supports the RS485 or PoE power supply.
● Supports eight RS485 or AI/DI signal inputs.
● Can connect to sensors such as the smoke sensor, water
sensor, door status sensor, and infrared sensor.
● Each port can supply power. Two RJ45 ports share one
12 V DC power supply that is controlled independently.
The maximum output current is 900 mA when the
voltage is 12 V. (COM1/AIDI_1 and COM2/AIDI_2 form a
group, COM3/AIDI_3 and COM4/AIDI_4 form a group,
COM5/AIDI_5 and COM6/AIDI_6 form a group, and
COM7/AIDI_7 and COM8/AIDI_8 form a group).
● The 12 V DC power supply can be switched on or off
and is on by default.
Connects to the ECC800-Pro through the PoE port.
Supported
Pin 1
Copyright © Huawei Digital Power Technologies Co., Ltd.
Description
RS485+
6 Management System
80