SMAR TT400WH, Manual

Page: 10 / 46

TT400 Wireless HART TM – Operation, Maintenance and Instruction Manual
X
o
Place the repeaters as needed.
Installation
As mentioned before, Wireless HART devices should be connected to the process and configured
the same way as conventional wired HART devices.
Handheld terminals can be used normally. Just be sure of having it properly uploaded with the latest
DD files of the devices. However, it is known that the Wireless HART devices have characteristics
inherent to the technology. Because of this, it is recommended the adoption of practices mentioned
below for positioning the gateway and devices.
o Install the gateway and the devices so that their antennas are vertical;
o Ensure that the antennas are at 0.5 m minimum distance of large obstacles or surfaces;
o Ensure that the antennas of gateway and repeaters are 2 m above most obstacles within their
coverage areas;
o If there are high devices, does not exceed 45 ° viewing angles between them;