Table 3-22
Description of the indicators on the CMU panel
Indicator
Description
RUN (green)
This indicator indicates the running status of the CMU.
When the CMU runs normally, this indicator blinks at a frequency of
1 Hz. If the CMU has not started, this indicator blinks at a frequency
of 5 Hz.
ALM (red)
This is an alarm indicator. If the CAN bus fails, this indicator blinks
at a low frequency.
lists the purpose of every interface on the CMU panel.
Table 3-23
Interface purposes
Name
Purpose
RS-232
This is a serial debugging port and can be connected to a serial port on
a PC.
RS-485
This is a serial port and works in full-duplex mode.
FOG12V
This port can be connected to the "+" end of the fog sensor. The power
supply voltage of the fog sensor is 12 V.
FOG_IN
This port can be connected to the "-" end of the fog sensor.
ANA1
Input of analog values from a sensor (current input: 0 to 25 mA; voltage
input: 0 to 2.5 V)
AN12V
Voltage of the power supply for a sensor (12 V)
ANA2
Input of analog values from a sensor (current input: 0 to 25 mA; voltage
input: 0 to 2.5 V)
AN12V
Voltage of the power supply for a sensor (12 V)
OPEN1
Ports for double-level alarm output
COM is a public port. OPEN is always open; by default, OPEN is
disconnected from COM. CLOSE is always closed; by default, CLOSE
is connected to COM.
When an alarm is generated, OPEN is connected to COM and CLOSE
is disconnected from COM.
COM1
CLOSE1
OPEN2
COM2
CLOSE2
RE1+
Output for two relays
RE1-
RE2+
HUAWEI Eudemon8000E Firewall
Hardware Description
3 E8000E-X8 Chassis Overview
Issue 01 (2012-11-07)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
65