Installation guide

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Note: This equipment has been tested and found
to comply with the limits for a Class B digital device,
pursuant to part 15 of the FCC rules. These limits
are designed to provide reasonable protection
against harmful interference in a residential
installation.
This equipment generates, uses and can radiate radio
frequency energy and, if not installed and used in
accordance with the instructions, may cause harmful
interference to radio communications.
However, there is no guarantee that interference will
not occur in a particular installation. If this equipment
does cause harmful interference to radio or television
reception, which can be determined by turning the
equipment off and on, the user is encouraged to try
to correct the interference by one or more of the
following measures:
• Reorient or relocate the receiving antenna.
• Increase the separation between the equipment
and receiver.
• Connect the equipment into an outlet on a
circuit different from that to which the receiver
is connected.
• Consult the dealer or an experienced radio/TV
technician for help.
Operation is subject to the following two conditions:
(1) this device may not cause interference, and (2)
this device must accept any interference, including
interference that may cause undesired operation of
the device.
For additional information about Climate Co˘ntrol™
Zoning not pertaining specifically to the T-54
Thermostat, refer to the Climate Co˘ntrol Zoning System
Installation Guide.
-4 5 14 23 32 37.9 41 50 59 68 77 86 F°
-20 -15 -10 -5 0 3 5 10 15 20 25 30 C°
Table 3: Outdoor and Slab Sensor Resistance Value Table