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Summary of Contents for thermotouch 7.6iG
- Page 1 5220A / 5226A Thermotouch 7.6iG Programmable thermostat for electric underfloor heating Installation & User Guide U N D E R F L O O R H E A T I N G C O N T R O L S...
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Page 2: Table Of Contents
Contents Compatibility ..............What's in the box? ............Before you start ............... Installing your thermostat ..........Wiring diagram ..............User interface ..............Heating modes ..............Set the time and date ............Heating schedule ............. Energy saving features ............. Advanced settings ............Factory reset &... -
Page 3: Compatibility
Compatibility Sensor probes This thermostat is compatible with Thermogroup NTC 10kΩ @ 25°C floor sensor probes. Heating systems This thermostat is compatible with all Thermogroup electric Underfloor Heating systems. Replacing an existing thermostat? Contact the manufacturer's technical department and ask for the rating of the floor sensor at 25°C. If you have an existing floor probe from another thermostat that is not compatible, set your thermostat to ambient temperature sensing mode. -
Page 4: What's In The Box
What’s in the box? Check you've got everything: • Programmable thermostat • Floor sensor probe (3m) • Floor sensor conduit (2m) • Fixing screws • Installation and user guide • Mounting plate (Portrait included with thermostat, landscape to be purchased additionally) You will also need: •... -
Page 5: Before You Start
Before you start Your thermostat should be: • Installed at least 1.2m from the floor • On an internal wall • Outside any wet zones (IP30) • Installed on a RCD protected circuit • Away from any hot or cold influences •... -
Page 6: Installing Your Thermostat
Installing your thermostat 1. Switch off mains power You will be installing your thermostat as part of a high voltage mains electrical circuit. To ensure your safety and to protect the thermostat, switch off the mains power before you start the installation. CAUTION High Voltage Cables... - Page 7 Installing your thermostat 2. Pre-wiring complete At this stage it its likely that a RCD protected electric Underfloor Heating system has been installed and an electrical plate is already in place. The Underfloor Heating cold tail should be pulled up through the electrical plate, and the sensor probe installed (in the conduit provided) within the wall cavity or pre-chased channel in a solid wall.
- Page 8 Installing your thermostat 3. Maximum distances Your thermostat can be installed up to 50m away from the Underfloor Heating system it is controlling, provided that the floor sensor is used to control the temperature. Underfloor Heating cold tails and floor sensor probes can be extended up to 50m.
- Page 9 Installing your thermostat 4. Un-clipping the mounting plate Remove the Thermostat from This will release the main unit The mounting plate consists of the box and press upwards on from the mounting plate. two parts. The black plate is to the main square unit.
- Page 10 Installing your thermostat 5. Fix mounting plate Release the mounting plate from the case and use a screwdriver to fix the mounting plate to the wall. Pull the Underfloor Heating cold tail, mains and sensor cables through and connect cables as shown in the wiring diagram on p11. (Optional landscape mounting plate 5221/5223)
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Page 11: Wiring Diagram
Installing your thermostat 6. Wiring diagram Connect the Thermostat to the Underfloor Heating (UFH) cold tail, power supply and floor temperature sensor. The floor temperature sensor is not polarity sensitive. 230/240V AC Supply Live 230/240V AC Supply Neutral UFH Neutral (Load N) 16amps UFH Live (Load L) 16amps Earth (Ground) Sensor connections... - Page 12 Installing your thermostat 7. Fix thermostat in place Clip the plastic mounting plate over the steel plate and locate the thermostat onto the steel clips. Ensure the arrows on the metal plate and mounting plate are pointed upwards. Slide the thermostat unit onto the steel clips and push down to secure the thermostat in place.
- Page 13 Switching on for the first time Do not switch your Underfloor Heating on unless the entire heating cable, cold tail joint and end termination are fully encased in tile adhesive. Wait for 7 - 10 Days It is important that all adhesives and before you grouting are dry and fully cured before you switch on...
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Page 14: User Interface
User interface 1. Day indicators 5. Lock icon 9. Power button 2. Time 6. Mode button 10. Event icons 3. Measured temperature 7. Up arrow 11. Set temperature 4. Heating on icon 8. Down arrow 12. Manual mode icon 13. Schedule mode icon... -
Page 15: Heating Modes
Heating modes When your thermostat is on you can tap to switch between Manual and Schedule heating modes. Manual mode Your thermostat will simply maintain the temperature you set manually until you ask it to do something else! Schedule mode Your thermostat will follow a heating schedule that you can set up by following the instructions on page 18. - Page 16 Heating modes In the advanced settings (see page 22) you can choose between 5 different schedule options. The default setting is all days programmed individually (1-7 Flashing). If you would prefer one of the other scheduling options listed below please ensure this is changed in the advanced setting prior to setting up your schedule.
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Page 17: Set The Time And Date
Setup Setting the day and time Switch the unit off by pressing Press and hold for 7 seconds until the time begins to flash. to select the correct minute. Press to switch to hours and use to select the correct hour. Press again to edit the day and use to select the... -
Page 18: Heating Schedule
Set up your heating schedule 1. Turn the thermostat on by pressing 2. Press to switch to mode before you start. 3. Press to switch the unit off. 4. Press and hold for 7 seconds to edit your schedule. If you have already set the current time press x3 to skip it. - Page 19 Set up your heating schedule 11. Press to advance to event 4 and use to select the desired time to switch to a lower temperature. Event 4 Out 12. Press to save. Now use to select the desired Eco (or “Off”) temperature between 15 - 20°C. 13.
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Page 20: Energy Saving Features
Energy saving features You can activate and adjust these features in the advanced settings menu. See page 21 - 23. Adaptive Start With the Adaptive Start feature enabled, your thermostat will measure how long it takes for your individual floor to heat up and ensure the target temperature is achieved at the set time. -
Page 21: Advanced Settings
Advanced settings Adjusting the advanced settings To access the settings, switch the unit off by pressing Press and hold together for 7 seconds. Press to cycle between settings. to adjust the settings. Press to save your settings and turn the unit back on. - Page 22 Advanced settings MENU DESCRIPTION RANGE DEFAULT Temperature calibration -8°C ~ 8°C 0°C Maximum set point 5°C ~ 80°C 28°C Minimum set point 5°C ~ 80°C 5°C IN (Ambient), OUT (Floor), Sensor mode ALL (Ambient with floor limit) Frost protection 5°C ~ 15°C or Off 5°C Floor temperature display (ALL sensor mode only)
- Page 23 Advanced settings MENU DESCRIPTION RANGE DEFAULT Factory reset Re (yes) Backlight timer 10secs - 300secs (5mins) Backlight brightness level 1 (min), 2, 3, 4 (max) Adaptive Start 1 (On), 0 (Off) 0 (Off) Open Window Detection (OWD) 1 (On), 0 (Off) 0 (Off) OWD Off Time 2 - 30 minutes...
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Page 24: Factory Reset & Key Lock
Factory reset & key lock Locking the keys To lock the keypad press and hold together for 7 seconds. icon will appear when the keypad is locked. None of the keys will function. To unlock the keypad press and hold together for 7 seconds. -
Page 25: Technical Data
Technical data Supply voltage 230V/240V 50/60Hz Maximum load Backup storage EEPROM (approx. 1 year backup) Temperature range 5 ~ 80°C (0.5°C increments) Accuracy ±0.5°C Sensor rating NTC 10kΩ @ 25°C Consumption Warranty 3 years IP rating IP30 Width 85mm Height 115mm Depth 46mm (31mm in wall) -
Page 26: Troubleshooting Guide
Troubleshooting guide Problem Possible causes Things to try Very high temperature Software issue Factory reset (see p24) reading Use a multimeter set to 20KΩ to test the resistance of the sensor probe. If the probe does not read between Incompatible sensor 8 to 12KΩ... - Page 27 Troubleshooting guide Problem Possible causes Things to try Isolate power and check that a compatible NTC10K sensor probe is connected to terminals 6 & 7. “Er” error No floor sensor installed message If no sensor is installed you will need to have one installed or run the system on air/ambient temperature only If there is a sensor connected then it may be faulty.
- Page 28 Service and support Thermogroup PO Box 822 Leeton NSW 2705 AUSTRALIA Phone: 1300 368 631 Technical Line: 1300 989 464 www.thermogroup.com.au sales@thermogroup.com.au Watch the video guide on our website www.thermogroup.com.au...
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