2HEAT MRF Series User Manual Download | Manualshive

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Users Manual

Thank you very much for choosing our
product and services as well as your trust
and support to us

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Summary of Contents for MRF Series

Page 1: ...Users Manual Thank you very much for choosing our product and services as well as your trust and support to us ...

Page 2: ...e can be calibrated EN 60730 1 standard and its revision EN 60730 2 7 standard EN 60730 2 9 standard B T 73 23 EEC E M c 89 336 EEC and Amendments 93 68 EEC programmable function control WW RF MRF with wire radio frequency multi channel RF series are room thermostats with 7 days programmable function This system can completely control the boiler or heating system according to the program preset wh...

Page 3: ...n the square frame Running symbol of the equipment Program conditions Battery conditions Celsius degree or the Fahrenheit degree increasing key confirmation key decreasing key Function change over switch totally 7 modes three application modes three setting modes one off mode Automatic operation mode Manual operation mode Antifreeze mode Program setting mode Temperature setting mode Date time sett...

Page 4: ... MRF model Application 1 Automatic mode The preset ex work system program can also be changed in the Program setting The running time program is displayed in the Program display area and in the working conditions display the factory preset program that has not been modified by the customer is displayed as The automatic program that has been modified by the customer will display and symbols in orde...

Page 5: ...ature display flashes at this time The screen will recover to display the room actual temperature when there is no further adjustment within 5 seconds When moving the function change over switch position every time and when resetting the manual temperature is needed the system will automatically start to set from the manual mode that was set last time and the state display circular at the right lo...

Page 6: ...e temperature is 4 10 the preliminary antifreeze temperature value is 5 The setting scope of the economic temperature is 5 30 the preliminary economic temperature value is 18 The setting scope of the comfort temperature is 10 35 the preliminary comfort temperature value is 20 A Set the function change over switch to position The screen working appearance column shows the temperature icon B The lef...

Page 7: ... Enter into the date selection mode directly again the rest unset part of temperature will remain as the original default temperature or the temperature set before E When the date cursor starts flashing again it enters a new setting cycle for some day F Finish the temperature setting the same as the F Clause in Setting of date and time The modified time temp erature program will be remembered as t...

Page 8: ...mode display area C These two kinds of program modes can be alternated When inserting or taking out of 4V external DC power supply it will not influence the mode operation and memory of the chronothermostat Adjustment and calibration of the temperature When the SET key is at the antifreeze mode keep pressing key for 3 seconds the LCD screen will reveal symbol While pressing key at the same time pr...

Page 9: ...ge state Then release OK key ON Colse OF Open PF Antifreeze 5 User can set the time when to turn on off the system by the temperature difference between opening and closing when reaching the setting temperature Operation press OK key until display ADJUST under Manual mode and set temperature difference by or key Then release OK key Range 0 5 3 Regulation step 0 5 Default 1 5 6 For four channel mod...

Page 10: ... 9 Installation Examples 123 19 83 5 60 fig 2 fig 3 fig 4 RF model fig 5 WW model AC 220 2 1 3 1 2 L N L N AC 220 ...

Page 11: ... 10 Installation Examples fig 6 RF model fig 7 MRF model AC 220 U AC 220 U1 U2 U3 U4 1 2 L N L N AC 220 U ...

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