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P/N 0320-7201-00 • REV A • ISS 14MAR18 ©2018 United Technologies Corporation
Attention:
Please take a few minutes to thoroughly read this user guide which should be
saved for future reference.
NOTE:
Leave this user guide with the home owner.
You do NOT need a home wi-fi system to use these units. Multiple wireless units create
their own independent wireless alarm network.
SDX-135Z-433
Wireless Interconnected Smoke/Heat/
Freeze sensor 433-63
User Guide