Mounting The Emerson 781S Smart Antenna - Emerson 1410S Reference Manual

Installing the Gateway
September 2020
Procedure
1. Drill four 3/8-in. (9,525 mm) holes spaced 3.06-in. (77 mm) apart horizontally and
2. Using a 1/2-in. socket-head wrench, attach the Gateway to the support bracket with
3.4

Mounting the Emerson 781S Smart Antenna

Intended use
The Smart Antenna must be used in conjunction with a network manager or network
Gateway. The Smart Antenna then functions as a translator between the wired network
and a wireless field network.
Figure 3-2: System Architecture Example
Mounting location
The Emerson Smart Antenna should be mounted in a location that allows convenient
access to the host system network (wireless I/O) as well as the wireless field device
network. Find a location where the Smart Antenna has optimal wireless performance.
Ideally this will be 15 - 25 ft. (4,6 - 7,6 m) above the ground or 6 ft. (2 m) above
obstructions or major infrastructure. If the Gateway is using two Emerson 781S Smart
Antennas, they do not need to be installed near each other. There should be at least 3 ft.
(1m) of separation between the two.
24
11.15-in. (283 mm) apart vertically in the support bracket, corresponding with the
holes on the Gateway mounting bracket.
four 15/16-in. bolts.
Figure 3-2 shows one of the networks being used.
Reference Manual
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