Viessmann OpenTherm VITOTROL 100 OT Operating Instructions For The System User
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Viessmann OpenTherm VITOTROL 100 OT Operating Instructions For The System User

With digital time switch, for vitodens 100-w & vitodens 111-w
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VITOTROL 100 OT
Room Temperature Controller
Operating Instructions for the System User
OpenTherm Room Temperature Controller with Digital Time Switch
For Vitodens 100-W & Vitodens 111-W

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Summary of Contents for Viessmann OpenTherm VITOTROL 100 OT

  • Page 1 VITOTROL 100 OT Room Temperature Controller Operating Instructions for the System User OpenTherm Room Temperature Controller with Digital Time Switch For Vitodens 100-W & Vitodens 111-W...

  • Page 2: Table Of Contents

    Contents Contents General Information Control Unit Function Modes Controls Summary of Controls & Indicators Control and Display Elements Symbols on Display Controls Default Display Commissioning Heating System Operation Mode Time Program or Operating Mode Selecting the Time Program or Operating Mode Preset Time Programs Constant Operating Modes Changing the Selected Time Programs and Set Temperatures...

  • Page 3: General Information

    General Information General Information Control Unit Function Modes Your heating contractor set the function during commissioning. Two function modes are possible: • Room temperature-dependent operation: If no outside temperature sensor and no heating circuit with mixer is connected, function mode "ROOM CONTROL" must be selected. •...

  • Page 4: Controls

    Controls Controls Summary of Controls & Indicators Controls and Display Elements Symbols on Display These symbols are not always displayed, but appear subject to operating conditions. Controls Default Display When idle, the screen always shows the room temperature, time and (subject to settings) selected time phases as the default display.

  • Page 5: Commissioning

    Commissioning Commissioning Heating System Operating Mode Depending on the installation and settings, your heating system is either room temperature-dependent or weather-compensated in conjunction with an outside temperature sensor. • In room temperature dependent mode, the set room temperature is controlled via the flow temperature •...

  • Page 6: Preset Time Programs

    Commissioning Preset Time Programs Time Program P2 Central heating in accordance with the following Time Program P1 time program: Central heating in accordance with the following time program: Monday to Friday • 06:00 to 08:00 and 16:00 to 22:00 Monday to Friday Central heating with standard room •...

  • Page 7: Changing Existing Time Phases

    Commissioning Changing Existing Time Phases 11. +/- for the required group of days or single Press the following keys: 1. Press INFO 12. OK to confirm 2. Press MODE 13. +/- for the required temperature level (e.g. 3. Select "SETTINGS" with <--/--> Comfort 1) 4.

  • Page 8: Central Heating

    Central Heating Central Heating Selecting the Operating Mode You can choose between the following time programs and operating modes: • "P 1" to "P 3" Alternating operation with standard and reduced room temperature according to the set switching times. • "PERM COMFORT"...

  • Page 9: Reduced Mode

    Central Heating Reduced Mode In reduced mode, the room temperature is regulated to a preselected set value (delivered condition 17˚C). You can change the preselected set value. The setting remains in force until the next operating program changeover. 1. Press INFO to access control mode 2.

  • Page 10: Changing The Heating Curve For Weather-Compensated Operation

    Central Heating Changing the Heating Curve for Weather-Compensated Operation In weather-compensated operation, the room temperature is controlled according to a preset heating curve. If your room temperature controller acts on 2 heating circuits, a heating curve is preset for each heating circuit.

  • Page 11: Selecting A Heating Curve

    Central Heating Changing the Heating Characteristics to Change the Room Temperature Heating Characteristics Measure The living space is too cold during Set the "END POINT" to a higher the heating season value (e.g. 80˚C) The living space is too hot during Set the "END POINT"...

  • Page 12: Changing Room Temperature For A Few Days (Holiday Mode)

    Central Heating Changing the Room Temperature for a Few Days (Holiday Mode) The holiday program starts on the set leaving day and ends on the set return day. The set time program is then active again. Press the following keys: 9.

  • Page 13: Dhw Heating

    DHW Heating DHW Heating Setting the Time Program and DHW Temperature You can set time phases for DHW heating: • The DHW cylinder is heated during the set time phases when using a boiler with a DHW cylinder connected to it. •...

  • Page 14: Further Adjustments & Possible Problems

    Further Adjustments & Possible Problems Further Adjustments & Possible Problems Time and Date 5. OK to confirm Press the following keys: 6. Select "TIME/DATE" with <--/--> 1. Press INFO 7. Press +/- to make the required setting 2. Press MODE 8.

  • Page 15: Locking Out The Controls (Key Lock)

    Further Adjustments & Possible Problems Locking out Controls (Key Lock) You can lock out the controls by switching on key lock. 1. Confirm "KEY LOCK" with OK 2. Use +/- to select "WITH KEY LOCK" or "NO KEY LOCK" 3. OK to confirm The display then shows only "KEY LOCK"...

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