User Guide

Table Of Contents
PMP 450 Planning Guide
Mounting the GPS receiver (CMM or UGPS) module on the
equipment building
If mounting the GPS receiver on the equipment building, select a position on the wall that meets the following
requirements:
It must be below the roof height of the equipment building or below the height of any roof-mounted
equipment (such as air conditioning plant).
It must be below the lightning air terminals.
It must not project more than 600mm (24 inches) from the wall of the building.
If these requirements cannot all be met, then the module must be mounted on a metal tower or mast.
Mounting the GPS receiver (CMM or UGPS) module on a metal
tower or mast
If mounting the GPS receiver module on a metal tower or mast, select a position that meets the following
requirements:
It must not be mounted any higher than is necessary to receive an adequate signal from four GPS
satellites.
It must be protected by a nearby lightning air terminal that projects farther out from the tower than the
GPS receiver module.
It must meet all the requirements stated in Protection requirements for a mast or tower installation on
page 1-111.
pmp-0047 (March 2014)
1-119