Monitoring Scheme Of The Bts3900E; Figure 4-1 Monitoring System - Huawei BTS3900E GSM User Manual

BTS3900E GSM
User Guide
4
This describes the monitoring scheme of the BTS3900E.
Monitoring Port
The port labeled MON at the bottom of the BTS3900E is the monitoring port. For the exact
position of the monitoring port, see
l
l
Monitoring System
Figure 4-1

Figure 4-1 Monitoring system

BSC
Issue 01 (2010-01-15)

Monitoring Scheme of the BTS3900E

The BTS3900E provides one RS485 bus and allows four Boolean signal inputs.
The surge protection capability for four dry contact inputs is 3 kA in differential mode and
5 kA in common mode.
shows the BTS3900E monitoring system.
BTS3900E
RS485 bus
Boolean 0 3
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4 Monitoring Scheme of the BTS3900E
5.1.2 Panels of the BTS3900E.
DTCU
EMU
Temperature
of the battery cabinet
Door status sensor of
the power cabinet
User interface
sensor
Smoke sensor
Door status sensor of
the battery cabinet
4-1