Basic I/O Module - Huawei ECC500 User Manual

ECC500 (Data Center)
User Manual
Silk screen
USB port

3.2.2 Basic I/O Module

Figure 3-3
Figure 3-3 Front panel of the basic I/O module
(1) ELU
(6) AI_1
(11) DC input terminals
(16) 12 V
Table 3-5
Table 3-5 Indicator description
Silk
screen
PWR
RUN
Issue 06 (2020-01-06)
Description
5: TX-
−
 GND: 6
Reserved port for connecting to hardware
shows the front panel of the basic I/O module.
(2) SMOKE
(7) AI_2
(12) COM3
(17) CAN
describes indicators on the front panel of the basic I/O module.
Color Name
Green Power
indicator
Green Operation
indicator
Copyright © Huawei Technologies Co., Ltd.
(3) DI_1 (4) DI_2
(8) TEM_HUM (9) WATER
(13) COM2 (14) GATE
Status Description
On The power system runs
properly.
Off The I/O module is faulty or
has no DC input.
Blinking (1s on The I/O module
and 1s off) communicates properly with
the main control module.
Blinking Communication fails between
3 Architecture
(5) DI_3
(10) Indicators
(15) COM1
19