✎ en:hiq_hw:th-3-iq []

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====== Thermostat and scene controller ======

**thermostat with display and configurable buttons**

{{  hiq_hardware:th-3-iq.png?nolink  }}
 
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===== Applications =====

* room / heating zone thermostat
  * scene controller

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===== Features =====

* alternate setpoint
  * fan options:
    * manual fan speed
    * fan speed limits
    * fan-max with time limitation
  * night mode
  * various sensor options:
    * internal
    * external
    * remote
  * massive aluminum body
  * glass cover plate
  * IR receiver
  * configurable buttons
  * white-blue alphanumeric display
  * mechanical buttons with click
  * built in relative humidity sensor

===== General description =====

TH-3-IQ module belongs to room/zone thermostat controllers. It can be used for any heating and/or cooling system including: fan-coils, hot water or electrical radiators, ceiling fans, floor/ceiling heating/cooling, split AC. TH series provide maximum comfort and energy saving functionality. Set-points are selectable on the unit or through other devices.
Advanced functionality including smart-phone operation, internet operation, scheduling, HIQ automations, automatic weather response and more are provided when connected to HIQ Home Controller and HIQ universe.

In addition TH-3-IQ provides complete configurable scene controller functionality.

===== Technical specification =====

===== Terminals =====

| IEX2 BUS                               ^    +24V   | IEX2 bus                      |
| :::                                    ^    CANH   | :::                           |
| :::                                    ^    CANL   | :::                           |
| :::                                    ^    GND    | :::                           |
| Window magnetic switch                 ^    IX0    | Digital input                 |
| :::                                    ^    GND    | :::                           |
| External temperature sensor ES / ES-A  ^    TS1    | Temperature sensor input      |
| :::                                    ^    GND    | :::                           |

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When installing: "Autoaddress" button will link [[en:hiq_home:hardware:fc-1-iq| FC-1-IQ]] unit with lowest serial number with thermostat with lowest serial number and so on.

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