3 Physical installation
3.1 Pipe mounting
Procedure
1. Insert U-bolt around 2-in. pipe or mast, through the saddle, through
the L-shaped bracket, and through the washer plate.
2. Use a 1/2-in. socket-head wrench to fasten the nuts to the U-bolt.
3. Secure the antenna to the L-shaped bracket with a 5/16-in threaded
bolt.
4. Use a 5/16-in. wrench to tighten the screw into the housing.
Figure 3-1: Mounting
3.2 Power and data wiring
The Emerson 781S is completely prewired and only needs to be connected
and powered on the Gateway end. The housing is permanently sealed on the
Emerson 781S. In the Gateway:
Prerequisites
If operating with more than one antenna, it is important the antenna is
always connected to the antenna terminal connection 1 port.
Procedure
1.
Connect the positive power lead to the “+” power terminal and the
negative power lead to the “–” terminal.
2. Connect the data + lead to the “A (+)” terminal and the data – lead to
the “B (–)” terminal.
3. Connect the grounding wire to the Gateway’s shield connection.
4. If connecting multiple antennas, repeat this process for terminal
connection 2.
Quick Start Guide March 2020
8 Emerson.com
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