M200 Integrated Access Device
Product Description
2 Structure
Issue 01 (2008-04-11)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd
2-9
2.4 Monitoring System
The monitoring system of the M200 cabinet consists of the ESCM and the sensor transfer
box.
2.4.1 ESCM
The M200 cabinet uses the ESCM to monitor the device environment.
2.4.2 Sensors
This topic provides the appearances of the built-in sensors in the M200 cabinet and provides
the information about the functions of the sensors.
2.4.1 ESCM
The M200 cabinet uses the ESCM to monitor the device environment.
The ESCM is an environment monitoring unit (EMU) that integrates the environment
monitoring board, terminal block, and DIP switch. The ESCM monitors the environment
parameters of the entire device, such as door status, MDF, temperature, humidity, and
lightning arrester, and provides the extended monitoring port.
Figure 2-7
shows the appearance of the ESCM.
Figure 2-7
Appearance of the ESCM
Table 2-3
provides the parameters of the device.
Table 2-3
Parameters of the device
Item
Value
Input voltage range
–36 VDC to –72 VDC
Dimensions (W x H x D)
185 mm x 35 mm x 150 mm
Weight
< 1 kg
