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8 - ACCESSORIES
A broad range of accessories is available in order to simplify
the installation of the Atmosphera.
8.1 - Carrier electronic thermostat
Elegant room thermostat, blending in with most room decors.
Two models available: one with a manual heating (winter)/
cooling (summer) selector, and the other with an automatic
switch. Both are for 2-pipe, 2-pipe changeover, 4-pipe or 2-
pipe plus electric heater systems.
8.2 - Maestro Zone User Interface
Zone User Interface supplied with 3 m of cable complete with
connector and user handbook.
It allows the following functions:
• Change of mode (occupied/unoccupied)
• Change temperature set point in the occupied mode
• Display fan operating mode, ambient temperature (pro-
grammable) and set point offset requested by the user.
8.3 - Wall-mounted base for Zone User Interface
Wall-mounted base supplied without fixing screws, as these
vary depending on the type of the support surface to which the
base will be fastened (metal, wood, plaster etc.).
The Zone User Interface is held in the base by a system of
grips and a “velcro” fastener.
8.4 - Maestro wall-mounted sensor
Wall-mounted room sensor protected by a beige plastic cover.
8.5 - Three-speed wall-mounted thermostat for the
numerical Maestro controller
The wall thermostat has the following functions:
• Measuring the ambient temperature via a sensor inside
the box
• Temperature set point reset (set in the Maestro controller
to a value of ± 3 K) by turning the knurled button
• Selection of the air conditioning mode using the push
button
• Fan speed selection in the occupied mode via a five-
position selector.
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