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Communication Connectors
Two communication glands are used for connection of the various communication
options. Each gland has three openings. The table below describes the functionality of
each opening. Unused openings should remain sealed.
Gland#
Opening
Functionality
Cable size (diameter)
1 (PG16)
One small
External antenna cable
2-4 mm
Two large
Ethernet connection
(CAT5/6), Cellular, ZigBee,
Wi-Fi or RS232
4.5-7 mm
2 (PG13.5) All three
RS485, power reduction
2.5-5 mm
Figure 24: Communication Glands
The communication board has a standard RJ45 terminal block for Ethernet connection,
and a 9-pin terminal block for RS485 connection, as shown below:
Chapter 6: Setting Up Communication to the Monitoring Platform
46
SMI-180 Installation Guide MAN-01-00157-1.1
Figure 25: Internal connectors