Huawei ECC800 User Manual page 29

ECC800 Data Center Controller
User Manual
socket
(4) Port for installing
a micro SD card
(7) FE port (WAN
port and LAN port)
(10) DO dry contact
Table 3-14 Technical specifications
Item
Power Input
FE port expansion
RS485 serial port
expansion
AI/DI expansion
(RJ45)
DO expansion
(RJ45)
Issue 02 (2019-02-28)
(5) USB (USB1–USB4) port
(8) RS485 port (COM1,
COM2–3/12V) and CAN port
(COM4)
(11) Status indicator
Specification

Supports one AC input.
 Rated operating voltage: 100-240 V AC.

Rated operating frequency: 50 Hz/60 Hz.
 Input current: MAX 0.5 A.
Supports one WAN port, one LAN port, with the 10/100M
communications rate.

Reserves three RS485 ports with the default communications
rate of 9600 bit/s.
 COM2–3 ports providing 12 V DC power with the rated current
of 450 mA.
NOTE
 The Pin 1, Pin 2, Pin 4, and Pin 5 in the COM4 port provide the RS485
signal. These four pins are shared with the COM3 port.
 The Pin 7 and Pin 8 in the COM4 port provide the CAN signal.

Supports five AI/DI ports to connect to smoke sensors, water
sensors, and temperature sensors.

Each port provides 12 V DC power with the rated current of 85
mA.
One DO port supports passive and active DO.
 Supports passive (dry contact) DO port with contact point
capacity of 20 W, maximum withstand voltage of 60 V DC, and
rated current of 0.5 A.
 Supports active DO port with the output voltage of 12 V DC and
output current of 450 mA.
Copyright © Huawei Technologies Co., Ltd.
3 Device Description
(6) Default button
(9) AI/DI_1–5 sensor input
ports
20