Huawei EN83CTLA User Manual page 15

EN83CTLA SNMP Card
User Manual
(1) SNMP card
Step 2 Set the address of the ambient T/H sensor to 1 (DIP switch 1 on ENR1DETA
MODULE is set to ON and other DIP switches are set to OFF) and the default
baud rate to 9600 bit/s.
Figure 3-5 DIP switch
----End
RJ45 Terminal
Both ends of the cable between the ambient T/H sensor and the SNMP card are
RJ45 terminals.
Figure 3-6 RJ45 terminal
As shown in the figure, the pins from left to right in view A are X1.1 to X1.8. The
following table lists the mapping between wiring terminals and signals.
Table 3-2 Mapping between wiring terminals and signals
Connecting the SNMP Card
RJ45 Terminal on
the SNMP Card
X1.1
Issue 04 (2024-01-30)
NO TE
If the SNMP card is equipped with an ambient T/H sensor, you can view the current
ambient temperature and humidity of the UPS on the Monitoring screen. If it is not
equipped with an ambient T/H sensor, N/A is displayed.
RJ45 Terminal
Signal on the
SNMP Card
RS485+
Copyright © Huawei Digital Power Technologies Co., Ltd.
3 Installation and Basic Settings
(2) Ambient T/H sensor
Connecting the T/H Sensor
RJ45 Terminal
Signal on the T/H
Sensor
RS485_T+
RJ45 Terminal on
the T/H Sensor
X2.1
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