4 installing your surecross® radios, 1 mounting surecross devices outdoors, 1 watertight glands and npt ports – Banner SureCross DX80 Wireless Networks User Manual

Page 21: 4 installing your surecross, Radios

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4 Installing Your SureCross

®

Radios

The following are some recommendations for installing your wireless network components.

4.1 Mounting SureCross Devices Outdoors

Use a Secondary Enclosure. For most outdoor applications, we recommend installing your SureCross devices inside a

secondary enclosure. For a list of available enclosures, refer to the Accessories list.

Point Away From Direct Sunlight. When you are not using a secondary

enclosure, minimize the damaging effects of ultra-violet radiation by mounting

the devices to avoid facing intense direct sunlight.

Mount under an overhang or other source of shade,

Install indoors, or

Face the devices north when installing outside.

For harsh outdoor applications, consider installing your radio inside a secondary

enclosure. For a list of available enclosures, refer to the Accessories list.

Mount Vertically to Avoid Collecting Rain. When possible, mount the devices where rain or snow will drain away from

the device.

Mount vertically so that precipitation, dust, and dirt do not accumulate on permeable surfaces.

Avoid mounting the devices on flat or concave surfaces, especially if the display will be pointing up.

Remove Moisture and Condensation. If condensation is present in any

device, add a small desiccant packet to the inside of the radio. To help vent the

radios, Banner also sells a vented plug (model number BWA-HW-031) for the

1/2-inch NPT port of the SureCross radios.

4.1.1 Watertight Glands and NPT Ports

4.1.1 Watertight Glands and Plugs

To make glands and plugs watertight, use PTFE tape and follow these steps.

1. Wrap four to eight passes of polytetrafluoroethylene (PTFE) tape around

the threads as close as possible to the hexagonal body of the gland.

2. Manually thread the gland into the housing hole. Never apply more than

5 in-lbf of torque to the gland or its cable clamp nut.

2

Seal any unused PG-7 access holes with one of the supplied black plastic plugs. To install a watertight PG-7 plug:

1. Wrap four to eight passes of PTFE tape around the plug’s threads, as close as possible to the flanged surface.
2. Carefully thread the plastic plug into the vacant hole in the housing and tighten using a slotting screwdriver. Never

apply more than 10 in-lbf torque to the plastic plug.

4.1.1 Watertight NPT Plugs

Seal the 1/2-inch NPT port if it is not used. To install a watertight NPT plug:

1. Wrap 12 to 16 passes of PTFE tape evenly across the length of the threads.

2

This is not a lot of torque and is equivalent to the torque generated without using tools. If a wrench is used, apply only very light

pressure. Torquing these fittings excessively damages the device.

SureCross Wireless I/O Networks

21

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