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Related Manuals for ABB 2CSYK1201C
Summary of Contents for ABB 2CSYK1201C
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Page 1: Programmable Thermostat
Product manual Mylos KNX Programmable Thermostat 2CSYK1201C/S... -
Page 2: Table Of Contents
MYLOS Building Automation Sommario ® Sommario General....................4 Functions overview ..................4 Technical features ................5 Technical data ....................5 Connection diagram ..................7 Dimensional drawing ..................7 Assembly and installation ................8 Main configurations ................ 10 Navigation among the menus ..............10 Main screen .................... - Page 3 MYLOS Building Automation Sommario ® 6.2.2 Recall Scene configuration .................. 50 6.2.3 Shutter configuration ................... 51 6.2.4 Percentage Value configuration ................52 6.2.5 Logic function ...................... 53 6.2.6 Enable Time function ................... 53 Communication objects ................54 6.3.1 General ........................ 54 6.3.2 Operating mode ....................
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Page 4: General
MYLOS Building Automation General ® General The Programmable Thermostat allows you to manage room temperature with the possibility of dividing the installation into 4 areas that can be controlled by 7 independent programs. Functions overview PARTY CHRONO It allows you to set a I t a l l o w s y o u t o s e t temperature and for how different temperature levels... -
Page 5: Technical Features
Building Automation Technical features ® Technical features The Programmable Thermostat is a flash-mounted device for the ABB’s Mylos Building Automation system. It can be programmed on a weekly basis, for the control of 04.04.11 MON. 12:17 heating/cooling systems over the KNX bus. - Page 6 Programmable Thermostat Mylos/1.0 Note: ETS 2 software and the application program are required for programming. After import, the application program is in ETS at ABB Sace/Heating, Air-conditioning, Ventilation/Thermostat. Note: The device does not support the KNX closing function in the ETS.
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Page 7: Connection Diagram
MYLOS Building Automation Technical features ® Connection diagram – Connection diagram of the programmable thermostat Dimensional drawing Dimensional drawing of the programmable thermostat MYLOS Building Automation | Technical features 7 ®... -
Page 8: Assembly And Installation
MYLOS Building Automation Technical features ® Assembly and installation The thermostat with display is a flash-mounted device with an integrated bus coupler. The device operates without additional supply voltage. Selection of a suitable installation location for the controller and suitable parameter settings are essential for good temperature detection. - Page 9 Requirements for commissioning A PC with ETS (ETS 2 V1.3a or higher) and a connection to the ABB i-bus®, e.g. over a KNX interface, is required to commission the device. The device is ready for operation once it is connected to the bus voltage.
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Page 10: Main Configurations
MYLOS Building Automation Main configurations ® Main configurations This chapter contains the description of programming functions and system settings. Display area Indication of key function HOLIDAY Exit Control keys Navigation among the menus The navigation among menus occurs pressing the 4 push-buttons on the front side of the programming Programmable Thermostat. -
Page 11: Main Screen
MYLOS Building Automation Main configurations ® Main screen The Programmable Thermostat main screen gives information about the temperature regulation of the system. If the Programmable Thermostat is set in automatic operation (default), two different displays are possible: Normal and Zoom are the ones displayed when the device is in automatic operation. 3.2.1 Normal Display The display shows the date, hour, the temperature measured and the setpoint temperature. -
Page 12: Menu
MYLOS Building Automation Main configurations ® Menu By pressing the Menu button the display shows the menu page and the following functions: Exit To go back to the previous menu. To move among menu icons. HOLIDAY To confirm the selected menu. Exit WARNING: The first 3 icons of the menu concern the temperature regulation settings. -
Page 13: Holiday Menu
MYLOS Building Automation Main configurations ® 3.3.2 Holiday Menu It allows you to set a constant setpoint temperature until the UNTIL preset day and hour. 04. 04. 11 12:00 TEMPERATURE 20.0 This menu shows the following functions: Exit Exit To go back to the previous menu. To modify the selected value. -
Page 14: Language Menu
MYLOS Building Automation Main configurations ® Only the LANGUAGE, DATE and HOUR functions are described below. 3.3.3.1 LANGUAGE menu It allows you to select the menu display language. Use the arrows 1 0 to move among the fields and confirm using OK. ... -
Page 15: Air-Conditioning Control
MYLOS Building Automation Air-conditioning control ® Air-conditioning control The MYLOS Building Automation system allows you to manage air-conditioning during both heating and cooling. Furthermore, the programming Programmable Thermostat can control up to 3 remote thermostats for the climatic control of as many zones (1 master zone + 3 slave zones). The main air-conditioning control functions occur via the CHRONO Menu. -
Page 16: Select Menu
MYLOS Building Automation Air-conditioning control ® 5) select the desired setpoint temperature level, then move forward on the temporal axis using the arrows. Press the key 4 when you wish to change the temperature level. Proceed in this way to create the temporal course for the entire day. 6) exit and save;... -
Page 17: Settings Menu
MYLOS Building Automation Air-conditioning control ® 4.1.3 SETTINGS Menu It allows you to customise the following options: - CELSIUS/FAHRENHEIT it allows you to set the display of the unit of measurement for temperature. SUMMER/WINTER CELSIUS SELECTED SCALE CELSIUS/FAHRENHEIT FAHRENHEIT HYSTERESIS CELSIUS ADJUSTMENT MODE... -
Page 18: Event Management
MYLOS Building Automation Event management ® Event management Events are temporal programs that allow you to send telegrams based on the input status. An event can also activate a SCENE. The MYLOS Building Automation system allows you to set up to 8 different temporal programs; for each program it is possible to choose which days of the week should be activated and for each day it is possible to set a temporal program. - Page 19 MYLOS Building Automation Event management ® 5) Select PROGRAM and press OK; 6) With the arrows 0 1 select the day that you wish to customise (ex. MONDAY) and press OK; 7) select MODIFY and press OK; ENABLED MODIFY USER 1 MONDAY PROGRAM COPY FROM DAY...
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Page 20: Commissioning
MYLOS Building Automation Commissioning ® Commissioning Parameters 6.1.1 Parameter window “General” Cyclic sending “In operation” object Options: - No - Cyclic sending value “0” - Cyclic sending value “1” The “In operation” object reports to the bus that the device is operating correctly. This periodic message can be monitored by an external device. - Page 21 MYLOS Building Automation Commissioning ® Display heat/cool is active Options: - If operating mode is active - Always Operating mode switchover Options: - 1 Bit (3 x DPT_Switch) - 1 Byte (2 x DPT_HVACmode) Switching operating mode defines whether the ambient temperature controller has three 1-bit communication objects, “Comfort/Standby”, “Night Mode”...
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Page 22: Parameter Window: "Temperature Measurement
MYLOS Building Automation Commissioning ® 6.1.2 Parameter window: “Temperature measurement” Offset for room temp. meas. (measured value changed by (-128..127)x0,1 K) Options: - -30 - … - … - 30 Temperature range -30..30 corresponds to –3K..3K If the actual temperature is recorded internally, it may be falsified by an additional internal heat source, e.g. bus or network coupler. - Page 23 MYLOS Building Automation Commissioning ® Send setpoint cyclic (0 – inactive, min) Options: - 0 .. 60 If the current value is to be sent cyclically independent of a change, the parameter “Send setpoint cyclic” must be set to a time. This may be necessary, for instance, with a higher-level boiler that expects to receive setpoints and current values within a certain time period.
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Page 24: Parameter Window "Controller General
MYLOS Building Automation Commissioning ® 6.1.3 Parameter window “Controller general” Thermostat functions Options: - Heating - Cooling - Automatic The parameter “Thermostat functions” allows you to define the functionality of the room thermostat. You can choose between “Heating” or “Cooling” functions, or use it for both “Automatic”. Once you have selected a function, only the parameters and communication objects required for that function are shown. - Page 25 MYLOS Building Automation Commissioning ® Number of output channels Options: - 1 channel (dual pipe system) for heat / cool - 2 channels (four-pipe system) for heat / cool If the “Thermostat functions” parameter has been selected, it can be used to specify whether a separate communication object or a common communication object for heating or cooling is provided for the control value.
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Page 26: Parameter Window "Heating Control
MYLOS Building Automation Commissioning ® 6.1.4 Parameter window “Heating control” Status send heat requirement Options: - Yes - No If you set the “Status send heat requirement” to “yes”, the ambient temperature controller will send an ON telegram via the relevant 1-bit communication object once it is in heating mode. If the room thermostat is in the “dead zone” between heating and cooling or in cooling mode, the thermostat sends an OFF telegram via the status heating object. - Page 27 MYLOS Building Automation Commissioning ® This function allows you to specify the mode of control. You can select “2-step control”, “PWM control”, “Continuous control” or “FanCoil actuation” (see also page 37 and following). This parameter is only available if the “Heating” or “Heat and cool” control functions are set. Note: the fan can be set with a push-switch in Fan Coil only.
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Page 28: Parameter Window "Controller Pwm Heating
6.1.14 Remote Thermostat Parameters MYLOS Building Automation Commissioning ® 6.1.5 Parameter window “Controller PWM heating” Invert heating Options: - Yes - No “Invert heating” is used to adjust the direction of control action of the control value to “de-energised open” or “de- energised closed”... - Page 29 MYLOS Building Automation Commissioning ® PWM cycle is 0% up to control value Options: - 0% - 5 % - … - 10 % - … - 30 % If the control value is very small for PWM control, the authorisation period for the actuator might not be sufficient to put in motion the connected thermoelectric valve gear.
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Page 30: Parameter Window "Additional Heating
MYLOS Building Automation Commissioning ® 6.1.6 Parameter window “Additional heating” Control type Options: - 1 bit control - 1 byte control The additional heating stage can send a 1-bit or 1-byte control value. If “1-bit Switching” is selected, the additional stage controls a switching command (1-bit) via a 1-bit communication object, e.g. - Page 31 MYLOS Building Automation Commissioning ® The parameters “Gap of additional stage” and “Hysteresis (one-sided)” enable you to specify when the additional stage switches on and off. For example, if the additional stage setpoint is 18 °C and the Hysteresis (one-sided) is 0.5 K, the additional stage will activate at 18 °C and will deactivate at 18.5 °C.
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Page 32: Parameter Window "Additional Cooling
MYLOS Building Automation Commissioning ® 6.1.7 Parameter window “Additional cooling” Control type Options: - 1 bit control - 1 byte control The additional cooling stage can send a 1-bit or 1-byte control value. If “1-bit Switching” is selected, the additional stage controls a switching command (1-bit) via a 1-bit communication object, e.g. - Page 33 MYLOS Building Automation Commissioning ® The parameters “Gap of additional stage” and “Hysteresis (one-sided)” enable you to specify when the additional stage switches on and off. For example, if the setpoint for the additional stage is 29 °C and the hysteresis is 0.5 K (one-sided), the additional stage switches on at 29 °C and off at 28.5 °C.
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Page 34: Parameter Window "Setpoint General
MYLOS Building Automation Commissioning ® 6.1.8 Parameter window “Setpoint general” Setpoint larger when sending change Options: - Inactive - 0.1 K - 0.2 K - 0.3 K - 0.4 K - 0.5 K - 0.6 K - 0.7 K - 0.8 K - 0.9 K - 1.0 K If this parameter is set to a difference, the associated 2-byte communication object “Setpoint temperature”... - Page 35 MYLOS Building Automation Commissioning ® Select base setpoint Options: - Dependent setpoints - Individual setpoints The “Select base setpoint” option defines whether the room thermostat refers to “Dependent setpoints” or to “Single setpoints”. Dependent setpoints mean that a comfort temperature (base setpoint) is defined and other setpoints such as temperature at standby or automatic night setback refer to this temperature.
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Page 36: Parameter Window "Manual Setpoint
MYLOS Building Automation Commissioning ® 6.1.9 Parameter window “Manual setpoint” Manual setpoint adjustment Options: - Disabled - Active This parameter allows end users to adjust the configured setpoint during commissioning. The settings “... manual increase and reduction of the setpoint” is used to specify how high or low the setpoint can be moved. The value that is parametrised for manually configuring the setpoint is an amount that fluctuates around the setpoint. - Page 37 MYLOS Building Automation Commissioning ® Maximum manual setpoint reduction Options: - 0 K - 1 K - 2 K - 3 K - 4 K - 5 K - 6 K - 7 K - 8 K - 9 K - 10 K If you wish to prevent an excessive temperature reduction by the manual setpoint setting, the lower range of the manual setpoint preset can be limited with the parameter “Maximum manual setpoint reduction”.
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Page 38: 6.1.10 Parameter Window "Setpoint Heat/Cool
MYLOS Building Automation Commissioning ® 6.1.10 Parameter window “Setpoint heat/cool” Heating setpoint comfort mode Options: - 16.0 °C - 16.5 °C - … - 21.0 °C - … - 31.0 °C The “Heating setpoint comfort mode” specifies the individual comfort temperature for the heating mode. This parameter is only available if the “Heating”... - Page 39 MYLOS Building Automation Commissioning ® Heating setpoint reduction night operation Options: - 0.5 K - 1.0 K - … - 4 K - … - 8.0 K The setting “Heating setpoint reduction night operation” allows you to specify the number of degrees Kelvin that the comfort temperature is lowered during night mode.
- Page 40 MYLOS Building Automation Commissioning ® Minimum distance between heating setpoint and cooling setpoint Options: - 0.0 K - 0.5 K - ... - 2 K - ... - 7.5 K The comfort temperature for cooling can be adjusted with “Minimum distance between heating and cooling”. If, for instance, with a comfort temperature (base setpoint) of 21 °C you want to cool at 26 °C in comfort mode, you have to set a dead zone of 5 K (see also page 95 Section 4.4.3 Minimum distance).
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Page 41: 6.1.11 Parameter Window "Fancoil General
MYLOS Building Automation Commissioning ® 6.1.11 Parameter window “FanCoil general” Number of fan levels Options: - 1 level - 2 levels - 3 levels The parameter “Number of fan levels” allows you to specify the number of fan stages that should be controlled for a fan coil actuator. - Page 42 MYLOS Building Automation Commissioning ® The parameter “Manual fan stage send has the following code” can be used to enable a 1-byte object or three 1-bit objects. The selected fan stage can be sent via the 1-byte object as a counter value from 0 to 3 (0=no manual switch) or the continuous value from 0 to 100 %.
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Page 43: 6.1.12 Parameter Window "Fancoil Heating
MYLOS Building Automation Commissioning ® 6.1.12 Parameter window “FanCoil heating” Step limit in night mode Options: - No limit - Fan Off - Level 1 - Level 2 If the device is used in an environment such as a hotel room, it may be desirable to limit the fan stages during the night to reduce the noise. - Page 44 MYLOS Building Automation Commissioning ® Return inactive a fan stage of and automatic return not 0 Options: - Yes - No If the user has manually changed the stage to “switch off”, the ambient temperature controller can also be set so that it does not return to automatic switching at the end of the “manual switching period”...
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Page 45: 6.1.13 Parameter Window "Fancoil Cooling
MYLOS Building Automation Commissioning ® 6.1.13 Parameter window “FanCoil cooling” Step limit in night mode Options: - No limit - Fan Off - Level 1 - Level 2 If the device is used in an environment such as a hotel room, it may be desirable to limit the fan stages during the night to reduce the noise. - Page 46 MYLOS Building Automation Commissioning ® Return inactive a fan stage of and automatic return not 0 Options: - Yes - No If the user has manually changed the stage to “switch off”, the ambient temperature controller can also be set so that it does not return to automatic switching at the end of the “manual switching period”...
- Page 47 MYLOS Building Automation Commissioning ® The Programmable Thermostat can control up to three remote thermostats depending on the modes settable from parameters. Enable area x Options: - No - Yes Area x control mode Options: - Mode - Setpoint only - Setpoint + comfort The Enable zone x parameter enables the control of the three possible thermostats.
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Page 48: 6.1.15 Automation Parameters
MYLOS Building Automation Commissioning ® 6.1.15 Automation Parameters This parameter set allows you to set up to eight possible events, controlled depending of the status of the corresponding communication objects “Input A” and “Input B”. In the “Automation 1/8” control window it is possible to make the Programmable Thermostat implement different function types that it will carry out automatically communicating with one or more associated remote devices. -
Page 49: Automation Parameters
MYLOS Building Automation Commissioning ® Automation Parameters Output type Options: - On/off - Recall scene - Shutter - Percentage value 6.2.1 On/Off configuration If “Output type” is configured as “On/Off”, the Programmable Thermostat can send a value that can be set from the parameter to a specific output switching status via the corresponding communication objects. -
Page 50: Recall Scene Configuration
MYLOS Building Automation Commissioning ® 6.2.2 Recall Scene configuration If “Output type” is configured as “Recall Scene”, the Programmable Thermostat has the possibility to send the scene value to be recalled. Recall scene Options: - values from 0 to 255 50 Commissioning | MYLOS Building Automation ®... -
Page 51: Shutter Configuration
MYLOS Building Automation Commissioning ® 6.2.3 Shutter configuration If “Output type” is configured as “Shutter”, the Programmable Thermostat has the possibility to control a shutter actuator. Upon switching off Options: - no reaction - send telegram It allows you to send or not to send the control telegram. Upon switching on Options: - no reaction... -
Page 52: Percentage Value Configuration
MYLOS Building Automation Commissioning ® 6.2.4 Percentage Value configuration If “Output type” is configured as “Percentage value”, the Programmable Thermostat has the possibility to send the value that can be set by the parameter. Upon switching off Options: - no reaction - send telegram It allows you to send or not to send the telegram. -
Page 53: Logic Function
MYLOS Building Automation Commissioning ® 6.2.5 Logic function The output value of the Programmable Thermostat can be conditioned by the application of a logic function that involves one or two logic inputs. Logic Function Options: - 1 object - 2 objects The parameter allows you to select the number of logic inputs that are estimated by the logic function. -
Page 54: Communication Objects
MYLOS Building Automation Commissioning ® Communication objects 6.3.1 General Function Object name Type of datum Flags In operation General 1 bit EIS1 DPT 1.001 Sends the object value „0“ or „1“ to the bus cyclically. Object value and cycle time can be set in the parameters. -
Page 55: Operating Mode
MYLOS Building Automation Commissioning ® 6.3.2 Operating mode Function Object name Type of datum Flags Frost/heat protection Operating mode 1 bit EIS1 DPT 1.001 C,R,W This data item forms the 1-bit object of KNX for switching operating modes (frost and heat protection). - Page 56 MYLOS Building Automation Commissioning ® Party mode Operating mode 1 bit EIS1 DPT 1.001 C,R,W This 1-bit communication object can be used to deactivate party mode when an ON telegram is received. This communication object can be used, e.g., by time switches to send information. This data item forms the 1-bit object of KNX for switching operating modes (party mode).
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Page 57: Adjustment
MYLOS Building Automation Commissioning ® 6.3.3 Adjustment Function Object name Type of datum Flags Temperature sending Adjustment 2 byte EIS1 DPT 9.001 C,R,T This data item forms the 2-byte object of KNX for the current temperature. The temperature is measured in the „temperature sensor“ application and can be weighted with an external input temperature (object input for external current temperature). - Page 58 MYLOS Building Automation Commissioning ® Current setpoint - cooling Adjustment 2 byte EIS1 DPT 9.001 C,R,T This data item forms the 2-byte KNX object and can be sent and received. It is relevant for setpoint management and for calibration of setpoint offsets between devices. This object is used for displaying the current setpoint, e.g.
- Page 59 MYLOS Building Automation Commissioning ® Comfort setpoint - cooling Adjustment 2 byte EIS1 DPT 9.001 C,R,W Object is visible if the individual setpoint preset has been set in the parameters. This data item forms the 2-byte KNX object and can be received. It is relevant for absolute setpoint management.
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Page 60: Fan Coil Auto/Manual
RTR can be reset externally to the controlling operation via this object. Note: the coding of this object is matched to ABB actuators. A link to other manufacturers may make it necessary to use the alternative object „manual switching on/off“. -
Page 61: Remote Thermostats
MYLOS Building Automation Commissioning ® Fan level manual control 3 Manual fan 1 bit EIS1 DPT 1.001 C,R,W,T This 1-bit communication object can be used to send an ON telegram, if the second fan stage to be switched on. An OFF telegram is sent, if the third fan stage is no longer to be switched on. This data item forms the 1-bit KNX object and can be sent and received. -
Page 62: Automations
MYLOS Building Automation Commissioning ® 6.3.6 Automations Function Object name Type of datum Flags 45.46 Input A and B Automation 1 1 bit EIS1 DPT 1.002 C,R,W These communication objects indicate the logic input for the automation function. Two input communication objects are present for each automation (from 1 to 8). -
Page 63: Special Operating States
MYLOS Building Automation Commissioning ® Special operating states Behaviour after reset The behaviour after reset can be set for the operating mode, the operating type and the fan stage. Heating, cooling and the status of the object “switching heating/cooling” can be selected for the operating mode. When it is set to “depending on object “switching heating/cooling””, the object state is queried via the bus when switching on or after a reset. -
Page 64: Planning And Use
MYLOS Building Automation Planning and use ® Planning and use This section contains tips and application examples for practical application of the device. Operating mode Comfort Night Frost Protection object object Operating mode Frost Night Comfort Standby The ambient temperature controller has he following four operating modes: For switching between the operating modes switching telegrams (parameter “operating mode switching”: “1 bit (3x)”) or 1-byte value telegrams (parameter “operating mode switching”: “1 byte (2x)”) are used (see also drawings of operating modes on page 83, Section Operating mode switching). -
Page 65: Temperature Measurement
MYLOS Building Automation Planning and use ® 0 = automatic 1 = comfort 2 = standby 3 = night 4 = frost/heat protection 5 – 255 = not allowed Temperature measurement The ambient temperature controller with display can record the temperature with an internal sensor. 7.2.1 Internal temperature recording The device has an internal temperature sensor. -
Page 66: Controller
MYLOS Building Automation Planning and use ® Controller The ambient temperature controller can be used for heating only, cooling only or for heating and cooling. If the ambient temperature controller is to be used for heating and cooling, it can switch automatically from heating to cooling and cooling to heating. -
Page 67: 2-Point Controller
MYLOS Building Automation Planning and use ® 7.3.1 2-point controller 22 ûC Hysterese 21 ûC Sollwert Istwert 20 ûC Continuous room heating or cooling in spite of the ON/OFF value of the control value depends on the thermal inertia of the heating or cooling element. A 2-point controller has two output states, which switch depending on the current value. -
Page 68: Continuous Controller
MYLOS Building Automation Planning and use ® 7.3.2 Continuous controller 21 ûC Sollwert Istwert 100% A continuous controller has a continuously changing control value, which can take values between 0 and 100%. With the KNX the control value signal is converted to a 1-byte value, i.e. the control value of 0% corresponds to the value “0”... -
Page 69: Pwm Controller
MYLOS Building Automation Planning and use ® 7.3.3 PWM controller 21 ûC Sollwert Istwert 10 min Continuous room heating or cooling in spite of the ON/OFF value of the control value depends on the thermal inertia of the heating or cooling element. The PWM controller has the same continuous control as a continuous controller. - Page 70 MYLOS Building Automation Planning and use ® The “PWM control value cycle time” can be adjusted to optimise the control properties of the heating or cooling system. The type of heating or cooling and the actuator must be considered to set the cycle time appropriately. The following recommendations can be used: a) electrothermal actuator It takes 2-3 minutes to open an electrothermal valve fully.
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Page 71: Fan Coil
MYLOS Building Automation Planning and use ® 7.3.4 Fan Coil If fan coil is selected under “control types”, the control values are output in the same way as described at continuous controllers. A fan coil also has the option of controlling fan stages using a 1-byte or three 1-bit communication objects with a fan coil actuator. -
Page 72: Control Parameters With Pwm And Continuous Controller (Fan Coil)
MYLOS Building Automation Planning and use ® 7.3.5 Control parameters with PWM and continuous controller (fan coil) With continuous control behaviour and switching PWM controllers the preset control parameters can be used via the installation type of the heating or air-conditioning system. If different parameters are required, they are set by free parametrisation. -
Page 73: Dependent Setpoints
MYLOS Building Automation Planning and use ® 7.4.1 Dependent setpoints Dependent setpoints have two base setpoints, one for heating (“heating setpoint comfort mode”) and one for cooling (“cooling setpoint comfort mode”). Comfort Standby Night Frost/Heat operation operation operation Protection operation Heat protection setpoint The controller cools when the measuring value >... -
Page 74: Individual Setpoints
MYLOS Building Automation Planning and use ® 7.4.2 Individual setpoints If individual setpoints are used, individual setpoints are parametrised for every operating mode (“heating setpoint comfort mode”, “heating setpoint standby”, “heating setpoint night mode”, “cooling setpoint comfort mode”, “cooling setpoint standby” and “cooling setpoint night mode”). Comfort Standby Night... -
Page 75: Minimum Distance
MYLOS Building Automation Planning and use ® 7.4.3 Minimum distance The adjustable parameter “minimum distance between heating and cooling” is enabled with both dependent and individual setpoints. The minimum distance is always between “heating setpoint comfort mode” and “cooling setpoint comfort mode”. It acts as a buffer zone to prevent the two setpoints from overlapping. - Page 76 Wiring accessories, Home & Building automation without prior notice. Viale dell’Industria, 18 Copyright 2012 ABB. All rights reserved. 20010 Vittuone (MI), Italy Tel.: +39 02 9034 1 Telefax: +39 02 9034 7609 www.abb.it/mylos...