Operation Without A Heat Sink; For More Information - Digi XLR PRO User Manual

About the XLR PRO RF Module
Reduce the transmitter duty-cycle.
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Redesign the heat sink implementation.
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Add a fan.
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Operation without a heat sink

Although we do not recommend it, you can operate the XLR PRO RF Module without a heat sink. This
can only be done with an ambient temperature lower than 40 °C, and with the transmitter being used
no more than five seconds in a ten second period.
If you do not use a heat sink:
Limit transmissions to fifty percent or less.
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The ambient temp must be less than 40 °C.
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For more information

You can download the XLR PRO RF Module Development Board schematics from:
http://ftp1.digi.com/support/documentation/55001864-02-ENG_A.pdf
The XLR PRO Radio Frequency (RF) family of products includes the following publications:
Title
XLR PRO Radio
Frequency
(RF) Modem
Quick Start
Guide
XLR PRO Radio
Frequency
(RF) Modem
Getting
Started Guide
XLR PRO Radio
Frequency
(RF) Modem
User Guide
XLR PRO Radio Frequency (RF) Module User Guide
Part
number Description
90002204 Provides a brief summary of the XLR PRO and XLR PRO INTL Radio
Frequency (RF) Modem kit.
90002203 Provides step-by-step instructions for setting up a pair of XLR PRO (or
XLR PRO INTL) modems to test over-the-air communications between
the radios.
90002202 Provides complete information on all XLR PRO and XLR PRO INTL Radio
Frequency (RF) Modem features; describes how to configure XLR PRO
modems using XCTU, the Web configuration interface, and Device
Cloud; provides reference information on all supported AT commands
and API frames.
For more information
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