Computherm Q7RF Operating Instructions Manual
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Summary of Contents for Computherm Q7RF
- Page 1 Edited by Foxit PDF Editor Copyright (c) by Foxit Software Company, 20 For Evaluation Only. COMPUTHERM Q7RF Programmable wireless (radio-frequency) digital room thermostat software! Operating Instructions...
- Page 2 GENERAL DESCRIPTION OF THE THERMOSTAT The COMPUTHERM Q7RF type switched-mode room thermostat is suitable to regulate the overwhelming majority of boilers and air conditioners available in Hungary. It can easily be connected to any gas boiler or air conditioning device that has a double wire connector for a room thermostat, regardless of whether it has a 24V or 230V control circuit.
- Page 3 See the activation of the pump protection function in Section 2.5. This wireless (radio-frequency) thermostat can also be easily extended with the COMPUTHERM Q1RX socket if needed, with which the thermostat is able to control boilers or any other electrical devices operating on 230V (50Hz;...
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Page 4: Location Of The Device
1. LOCATION OF THE DEVICE The thermostat of the COMPUTHERM Q7RF type device can be freely moved in your residence. It is reasonable to locate it in a room used regularly or for many hours per day so that it is in the direction of natural ventilation in the room but protected from drought or extreme heat (e.g. - Page 5 2.2 Setting the current day and time Press the “SET” button to go to the main screen, then press the “DAY” button. At this time only the serial number of the day will flash on the display of the thermostat and the hour and minute values can be seen. Using the large buttons on the front panel of the device, set the serial number of the current day (Monday 1;...
- Page 6 into account that the boiler should not switch on and off multiple times in an hour’s time except at low outside temperatures (e.g. -10°C), since the frequent on and off switches of the boiler reduce its efficiency and hence increases the gas consumption.
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Page 7: Programming The Thermostat
3. PROGRAMMING THE THERMOSTAT 3.1 A brief introduction to programming • Programming means the setting of switching times and selection of accompanying temperature levels. The device can be programmed for a one-week period. Its operation is automatic, and it will cyclically repeat the programs that have been keyed in. - Page 8 saved by pressing the “SET” button. A more detailed description of the programming steps can be found in Section 3.3. • If there are days, for which the same program is needed, than it is sufficient to create that program only once, since it can be easily copied to another day using the “COPY”...
- Page 9 00:00 20 ° C 05:30 22 ° C 07:00 18 ° C 15:00 22 ° C 22:00 20 ° C 3.3 Programming steps a. Press the “SET” button to go to the main screen. b. Press the “SET” button again and hold it down and press the “PROG” button, too.
- Page 10 day(s) is finished, the thermostat offers another day to be programmed and the programming can be continued from step “c”. h. The adjusted program can be saved by pressing the “SET” button. After approximately 1 minute, the adjusted program is automatically saved. Afterwards, the device goes back to the main screen.
- Page 11 switch was an intermediate one, then the serial numbers of the remaining switches will be updated. • If you wish to finish modifying the program of the selected day, then press the “PROG” button and hold it down for at least 3 seconds. After this, the modification can be continued by selecting another day.
- Page 12 The economy and comfort temperature values assigned to buttons can be modified as follows: • To set the economy temperature, press the “SET” button and keep it depressed and press the button, too. Following this, with the help of buttons, set the economy temperature selected by you. After the temperature has been set, press the “SET”...
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Page 13: Locking The Control Buttons
4.3 Temperature modification for 1-99 days (holiday program) Set the required temperature using the large buttons on the front panel of the device, and then press the “HOLD” button and hold it down for at least 2 seconds. At this time, the icon appears on the display, along with the notice in place of the time characters, which indicates... -
Page 14: Changing The Battery
unlock press the buttons together and hold them down for at least 5 seconds. After unlocking the buttons, the notice “ ” appears in place of the time characters for a couple of seconds, whereupon all the buttons can be used normally again. 7. - Page 15 Rear panel of Heating unit (boiler) the receiver unit 1 2 3 230V AC 50-60 Hz L (phase) 230V AC 50-60 Hz The receiver unit controls the boiler or air conditioner through a potential-free alternating relay whose connection points are: 1 (NO), 2 (COM) and 3 (NC). Connect the two connection points of the heating or cooling equipment to be controlled to terminals No.
- Page 16 receiver unit should switch on to indicate that the receiver unit has received the command of the transmitter (thermostat). If it does not happen, the system should be retuned. For this purpose press the “M/A” button of the receiver unit and keep it depressed (for approximately 10 seconds) until the green LED starts flashing.
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Page 18: Technical Data
TECHNICAL DATA Technical data of the thermostat (transmitter): — temperature measurement range: 5 to 35°C (in 0.1°C increments) — adjustable temperature range: 5 to 35°C (in 0.5°C increments) — temperature measurement accuracy: ±0.5°C — temperature calibration range: ±3°C (in 0.1°C increments) —... - Page 19 A brief description of progrAmming • Setting the date and time: press the “DAY” button, then adjust values using the “DAY”, buttons. • Programming: press and hold down the “SET” button, while pressing the “PROG” button too, then adjust values with the “PROG”, buttons;...
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