Danfoss ECL Comfort 210 Operating Manual
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Danfoss ECL Comfort 210 Operating Manual

Application a231 / a331
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Operating Guide
ECL Comfort 210 / 310, application A231 / A331

1.0 Table of Contents

1.0 Table of Contents ............................................... 1
1.1
Important safety and product information. . . . . . . . . . . . . . . . . . . . . 2
2.0 Installation ........................................................ 5
2.1
Before you start . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
2.2
Identifying the system type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
2.3
Mounting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
2.4
Placing the temperature sensors. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
2.5
Electrical connections. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
2.6
Inserting the ECL Application Key . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
2.7
Check list . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
2.8
Navigation, ECL Application Key A231 / A331 . . . . . . . . . . . . . . . . 35
3.0 Daily use ......................................................... 41
3.1
How to navigate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
3.2
Understanding the controller display . . . . . . . . . . . . . . . . . . . . . . . . . . 42
3.3
3.4
Monitoring temperatures and system
components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
3.5
Influence overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
3.6
Manual control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
3.7
Schedule . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
4.0 Settings overview ............................................ 49
5.0 Settings........................................................... 51
5.1
Introduction to Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
5.2
Flow temperature. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
5.3
Return limit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
5.4
Flow / power limit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
5.5
Optimization. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65
5.6
Control parameters. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71
5.7
Pump control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75
5.8
Refill water . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78
5.9
Application . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 83
5.10 Alarm . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 88
5.11 Alarm overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 91
© Danfoss | 2017.11
6.0 Common controller settings.............................. 92
6.1
Introduction to 'Common controller settings' . . . . . . . . . . . . . . . . 92
6.2
Time & Date. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93
6.3
Holiday . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 94
6.4
Input overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 96
6.5
Log . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 97
6.6
Output override. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 98
6.7
Key functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 99
6.8
System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 101
7.0 Miscellaneous ................................................ 108
7.1
ECA 30 / 31 setup procedures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 108
7.2
Override function. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 116
7.3
Several controllers in the same system . . . . . . . . . . . . . . . . . . . . . . 119
7.4
Frequently asked questions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 122
7.5
Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 125
7.6
Type (ID 6001), overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 128
7.7
Parameter ID overview. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 129
VI.LG.P2.02 | 1

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  • Page 1: Table Of Contents

    Operating Guide ECL Comfort 210 / 310, application A231 / A331 1.0 Table of Contents 1.0 Table of Contents ..........1 6.0 Common controller settings......92 Important safety and product information..... 2 Introduction to ‘Common controller settings’...

  • Page 2: Important Safety And Product Information

    Operating Guide ECL Comfort 210 / 310, application A231 / A331 1.1 Important safety and product information 1.1.1 Important safety and product information This Installation Guide is associated with ECL Application Key A231 (order code no. 087H3805). The A231 Key contains two sets of applications: one set (A231.1 / A231.2) and another set (A331.1 / A331.2).
  • Page 3 Operating Guide ECL Comfort 210 / 310, application A231 / A331 Safety Note To avoid injury of persons and damages to the device, it is absolutely necessary to read and observe these instructions carefully. Necessary assembly, start-up, and maintenance work must be performed by qualified and authorized personnel only.
  • Page 4 Operating Guide ECL Comfort 210 / 310, application A231 / A331 Parameters indicated with an ID no. like "1x607" mean a universal parameter. x stands for circuit / parameter group. Disposal Note This product should be dismantled and its components sorted, if possible, in various groups before recycling or disposal.

  • Page 5: Installation

    Operating Guide ECL Comfort 210 / 310, application A231 / A331 2.0 Installation 2.1 Before you start The application A231.1 is very flexible. These are the basic Typical A231.1 application: principles: Heating: Typically, the flow temperature is adjusted according to your requirements.
  • Page 6 Operating Guide ECL Comfort 210 / 310, application A231 / A331 Application A231.1 in general: Typical A231.1 application: The circulation pumps P1 and P2 work in shift according to a schedule. One pump is used as spare pump and the other pump is working.
  • Page 7 Operating Guide ECL Comfort 210 / 310, application A231 / A331 The application A231.2 is very flexible. These are the basic Typical A231.2 application: principles: Heating: Typically, the flow temperature is adjusted according to your requirements. The flow temperature sensor S3 is the most important sensor.
  • Page 8 Operating Guide ECL Comfort 210 / 310, application A231 / A331 Application A231.2 in general: Typical A231.2 application: The circulation pumps P1 and P2 work in shift according to a schedule. One pump is used as spare pump and the other pump is working.
  • Page 9 Operating Guide ECL Comfort 210 / 310, application A231 / A331 The application A331.1 is very flexible. These are the basic Typical A331.1 application: principles: Heating: Typically, the flow temperature is adjusted according to your requirements. The flow temperature sensor S3 is the most important sensor.
  • Page 10 Operating Guide ECL Comfort 210 / 310, application A231 / A331 Application A331.1 in general: Typical A331.1 application: The circulation pumps P1 and P2 work in shift according to a schedule. One pump is used as spare pump and the other pump is working.
  • Page 11 Operating Guide ECL Comfort 210 / 310, application A231 / A331 The application A331.2 is very flexible. These are the basic Typical A331.2 application: principles: Heating: Typically, the flow temperature is adjusted according to your requirements. The flow temperature sensor S3 is the most important sensor.
  • Page 12 Operating Guide ECL Comfort 210 / 310, application A231 / A331 Application A331.2 in general: Typical A331.2 application: The circulation pumps P1 and P2 work in shift according to a schedule. One pump is used as spare pump and the other pump is working.

  • Page 13: Identifying The System Type

    Operating Guide ECL Comfort 210 / 310, application A231 / A331 2.2 Identifying the system type Sketch your application The ECL Comfort controller series is designed for a wide range of heating, domestic hot-water (DHW) and cooling systems with different configurations and capacities. If your system differs from the diagrams shown here, you may want to make a sketch of the system about to be installed.

  • Page 14: Mounting

    ECL Comfort 296 can be mounted • in a panel cut-out ECL Comfort 210 can be mounted in an ECL Comfort 310 base part (for future upgrade). Screws, PG cable glands and rawlplugs are not supplied. Locking the ECL Comfort 210 / 310 controller In order to fasten the ECL Comfort controller to its base part, secure the controller with the locking pin.
  • Page 15 Operating Guide ECL Comfort 210 / 310, application A231 / A331 The easy way to lock the controller to its base or unlock it is to use a screw driver as lever. Mounting on a wall Mount the base part on a wall with a smooth surface. Establish the electrical connections and position the controller in the base part.
  • Page 16 Operating Guide ECL Comfort 210 / 310, application A231 / A331 Before removing the ECL Comfort controller from the base part, ensure that the supply voltage is disconnected. 2.3.2 Mounting the Remote Control Units ECA 30 / 31 Select one of the following methods: •...
  • Page 17 Operating Guide ECL Comfort 210 / 310, application A231 / A331 2.3.3 Mounting the internal I/O module ECA 32 Mounting of the internal I/O module ECA 32 The ECA 32 module (order code no. 087H3202) must be inserted into the ECL Comfort 310 / 310B base part for additional input and output signals in relevant applications.

  • Page 18: Placing The Temperature Sensors

    It is important that the sensors are mounted in the correct position in your system. The temperature sensor mentioned below are sensors used for the ECL Comfort 210 / 296 / 310 series which not all will be needed for your application! Outdoor temperature sensor (ESMT) The outdoor sensor should be mounted on that side of the building where it is less likely to be exposed to direct sunshine.
  • Page 19 Operating Guide ECL Comfort 210 / 310, application A231 / A331 Pt 1000 temperature sensor (IEC 751B, 1000 Ω / 0 °C) Relationship between temperature and ohmic value: VI.LG.P2.02 © Danfoss | 2017.11 | 19...

  • Page 20: Electrical Connections

    Operating Guide ECL Comfort 210 / 310, application A231 / A331 2.5 Electrical connections 2.5.1 Electrical connections 230 V a.c. Safety Note Necessary assembly, start-up, and maintenance work must be performed by qualified and authorized personnel only. Local legislations must be respected. This comprises also cable size and isolation (reinforced type).
  • Page 21 Operating Guide ECL Comfort 210 / 310, application A231 / A331 Wire cross section: 0.5 - 1.5 mm² Incorrect connection can damage the electronic outputs. Max. 2 x 1.5 mm² wires can be inserted into each screw terminal. Maximum load ratings: Relay terminals 4 (2) A / 230 V a.c.
  • Page 22 Operating Guide ECL Comfort 210 / 310, application A231 / A331 2.5.2 Electrical connections 24 V a.c. See also the Installation Guide (delivered with the application key) for application specific connections. Maximum load ratings: Relay terminals 4 (2) A / 24 V a.c.
  • Page 23 Operating Guide ECL Comfort 210 / 310, application A231 / A331 2.5.3 Electrical connections, Pt 1000 temperature sensors and signals A231.1 / A231.2: Sensor Description Recommended type Outdoor temperature ESMT sensor* ESM-11 / ESMB / Supply flow temperature sensor** ESMC / ESMU...
  • Page 24 Operating Guide ECL Comfort 210 / 310, application A231 / A331 Connection of a pressure transmitter with 4-20 mA output The 4-20 mA signal is converted to a 2-10 V signal by means of the 500 ohm resistor. Connection of a pressure switch A331.1 / A331.2:...
  • Page 25 Operating Guide ECL Comfort 210 / 310, application A231 / A331 Connection of differential pressure switch Connection of a pressure transmitter with 0-10 V output Example of a pressure transmitter connection to S10. Pressure transmitter can be connected in the same way to S8.
  • Page 26 Operating Guide ECL Comfort 210 / 310, application A231 / A331 Wire cross section for sensor connections: Min. 0.4 mm². Total cable length: Max. 200 m (all sensors incl. internal ECL 485 communication bus) Cable lengths of more than 200 m may cause noise sensibility (EMC).
  • Page 27 Operating Guide ECL Comfort 210 / 310, application A231 / A331 2.5.5 Electrical connections, master / slave systems The controller can be used as master or slave in master / slave systems via the internal ECL 485 communication bus (2 x twisted pair cable).

  • Page 28: Inserting The Ecl Application Key

    Operating Guide ECL Comfort 210 / 310, application A231 / A331 2.6 Inserting the ECL Application Key 2.6.1 Inserting the ECL Application Key The ECL Application Key contains ECL Comfort 210 / 310 • the application and its subtypes, •...
  • Page 29 Operating Guide ECL Comfort 210 / 310, application A231 / A331 Automatic update of controller software (firmware): The software of the controller is updated automatically when the key is inserted (as of controller version 1.11 (ECL 210 / 310) and version 1.58 (ECL 296)).
  • Page 30 Operating Guide ECL Comfort 210 / 310, application A231 / A331 Application Key: Situation 1 The controller is new from the factory, the ECL Application Key is not inserted. An animation for the ECL Application Key insertion is displayed. Insert the Application Key .
  • Page 31 Operating Guide ECL Comfort 210 / 310, application A231 / A331 (Example): The "i" in the upper right corner indicates that - besides the factory settings - the subtype also contains special user / systems settings. Application Key: Situation 2 The controller already runs an application.
  • Page 32 Operating Guide ECL Comfort 210 / 310, application A231 / A331 Application Key: Situation 3 A copy of the controllers settings is needed for configuring another controller. This function is used • for saving (backup) of special user and system settings •...
  • Page 33 Operating Guide ECL Comfort 210 / 310, application A231 / A331 2.6.2 ECL Application Key, copying data General principles When the controller is connected and operating, you can check and adjust all or some of the basic settings. The new settings can be stored on the Key.

  • Page 34: Check List

    Operating Guide ECL Comfort 210 / 310, application A231 / A331 2.7 Check list Is the ECL Comfort controller ready for use? Make sure that the correct power supply is connected to terminals 9 and 10 (230 V or 24 V).

  • Page 35: Navigation, Ecl Application Key A231 / A331

    Operating Guide ECL Comfort 210 / 310, application A231 / A331 2.8 Navigation, ECL Application Key A231 / A331 Navigation, application A231.1 / A331.1 Home Heating ID no. Function MENU Schedule Selectable Heat curve Settings Flow temperature 11178 Temp. max.
  • Page 36 Operating Guide ECL Comfort 210 / 310, application A231 / A331 Navigation, applications A231.1 / A331.1, continued Home Heating MENU ID no. Function Settings 11314 Pump control Chan.-over time 11310 Retry time 11313 Stab. time 11311 Change, duration 11312 Change time...
  • Page 37 Operating Guide ECL Comfort 210 / 310, application A231 / A331 Navigation, application A231.1 / A331.1, Common controller settings (* application A331.1 only) Home Common controller settings MENU ID no. Function Time & Date Selectable Settings* Supply pressure* Pressure* Input overview...
  • Page 38 Operating Guide ECL Comfort 210 / 310, application A231 / A331 Navigation, application A231.2 / A331.2 Home Heating ID no. Function MENU Schedule Selectable Heat curve Settings Flow temperature Temp. max. 11177 Temp. min. 11300 High supp. T X2 11301...
  • Page 39 Operating Guide ECL Comfort 210 / 310, application A231 / A331 Navigation, application A231.2 / A331.2, continued Home Heating MENU ID no. Function Settings 11314 Pump control Chan.-over time 11310 Retry time 11313 Stab. time 11311 Change, duration 11312 Change time...
  • Page 40 Operating Guide ECL Comfort 210 / 310, application A231 / A331 Navigation, application A231.2 / A331.2, Common controller settings (* application A331.2 only) Home Common controller settings MENU ID no. Function Time & Date Selectable Settings* Supply pressure* Pressure* Input overview...

  • Page 41: Daily Use

    Operating Guide ECL Comfort 210 / 310, application A231 / A331 3.0 Daily use 3.1 How to navigate You navigate in the controller by turning the dial left or right to Example shows ECL 210 / 310 the desired position ( The dial has a built-in accellerator.

  • Page 42: Understanding The Controller Display

    Operating Guide ECL Comfort 210 / 310, application A231 / A331 3.2 Understanding the controller display This section describes the function in general for the ECL Comfort 210 / 296 / 310 series. The shown displays are typical and not application related.
  • Page 43 Operating Guide ECL Comfort 210 / 310, application A231 / A331 If the temperature value is displayed as "- -" the sensor in question is not connected. "- - -" the sensor connection is short-circuited. Setting the desired temperature Depending on the chosen circuit and mode, it is possible to enter all daily settings directly from the overview displays (see also the next page concerning symbols).

  • Page 44: A General Overview: What Do The Symbols Mean

    Operating Guide ECL Comfort 210 / 310, application A231 / A331 3.3 A general overview: What do the symbols mean? Symbol Description Symbol Description Alarm Outdoor temp. Letter Relative humidity indoor Temperature Event Room temp. Monitoring temperature sensor connection DHW temp.
  • Page 45 Operating Guide ECL Comfort 210 / 310, application A231 / A331 3.4 Monitoring temperatures and system components This section describes the function in general for the ECL Comfort 210 / 296 / 310 series. The shown displays are typical and not application related.

  • Page 46: Influence Overview

    Operating Guide ECL Comfort 210 / 310, application A231 / A331 3.5 Influence overview This section describes the function in general for the ECL Comfort 210 / 296 / 310 series. The shown displays are typical and not application related. They might differ from the displays in your application.

  • Page 47: Manual Control

    Operating Guide ECL Comfort 210 / 310, application A231 / A331 3.6 Manual control This section describes the function in general for the ECL Comfort 210 / 296 / 310 series. The shown displays are typical and not application related. They might differ from the displays in your application.

  • Page 48: Schedule

    Operating Guide ECL Comfort 210 / 310, application A231 / A331 3.7 Schedule 3.7.1 Set your schedule This section describes the schedule in general for the ECL Comfort 210 / 296 / 310 series. The shown displays are typical and not application related.

  • Page 49: Settings Overview

    Operating Guide ECL Comfort 210 / 310, application A231 / A331 4.0 Settings overview For factory settings and setting range, see appendix “Parameter ID overview”. Parameters indicated with an ID no. like "1x607" mean a universal parameter. x stands for circuit / parameter group.
  • Page 50 Operating Guide ECL Comfort 210 / 310, application A231 / A331 Page Setting Factory settings in circuit(s) 1x147 Upper difference 1x148 Lower difference Delay, example 1x149 Lowest temp. 1x150 Motor pr. (motor protection) 1x174 1x177 Temp. min. Temp. max. 1x178...

  • Page 51: Settings

    5.1 Introduction to Settings Descriptions of settings (parameter's functions) are divided into groups as used in the ECL Comfort 210 / 296 / 310 controller's menu structure. Examples: "Flow temperature", "Room limit" and so on. Each group starts with a general explanation.

  • Page 52: Flow Temperature

    Operating Guide ECL Comfort 210 / 310, application A231 / A331 5.2 Flow temperature The ECL Comfort controller determines and controls the flow temperature related to the outdoor temperature. This relationship Desired flow temperature is called the heat curve. The heat curve is set by means of 6 coordinate points. The desired flow temperature is set at 6 pre-defined outdoor temperature values.
  • Page 53 Operating Guide ECL Comfort 210 / 310, application A231 / A331 Choosing a heat curve slope The heat curves represent the desired flow temperature at different outdoor temperatures and at a desired room temperature of 20 °C. The small arrows ( ) indicate 6 different outdoor temperature values at which you can change the heat curve.
  • Page 54 Operating Guide ECL Comfort 210 / 310, application A231 / A331 5.2.1 A231.2 / A331.2 Desired flow temperature The ECL Comfort controller determines and controls the flow temperature related to the supply temperature (S2). This relationship is set in the controller.
  • Page 55 Operating Guide ECL Comfort 210 / 310, application A231 / A331 Max. limitation of the desired flow temperature: In the application A231.2 / A331.2 the desired flow temperature or max. limitation value depends on the supply temperature (S2). The relationship is set in the four settings ‘High supp. T X2’ , ‘High T max Y2’...
  • Page 56 Operating Guide ECL Comfort 210 / 310, application A231 / A331 MENU > Settings > Flow temperature High T max Y2 (high value of max limitation) 1x301 See Appendix “Parameter ID overview” Set the high value for the max. limitation of the desired flow temperature.

  • Page 57: Return Limit

    Operating Guide ECL Comfort 210 / 310, application A231 / A331 5.3 Return limit The return temperature limitation is based on the outdoor temperature. Typically in district heating systems a higher return temperature is accepted at a decrease in outdoor temperature. The relationship between the return temperature limits and outdoor temperature is set in two coordinates.
  • Page 58 Operating Guide ECL Comfort 210 / 310, application A231 / A331 Example, minimum return temperature limitation; return temperature gets lower than limit = Temperature = Temperature = Time # 1 # = Return temperature # 2 # = Return temperature limit...
  • Page 59 Operating Guide ECL Comfort 210 / 310, application A231 / A331 MENU > Settings > Return limit 1x033 Low T out X2 (return temp. limitation, low limit, X-axis) Set the outdoor temperature value for the high return temperature limitation. See Appendix “Parameter ID overview”...
  • Page 60 Operating Guide ECL Comfort 210 / 310, application A231 / A331 MENU > Settings > Return limit Adapt. time (adaptation time) 1x037 The adaptation function can correct the desired flow temperature Controls how fast the return temperature adapts to the desired return with max.

  • Page 61: Flow / Power Limit

    Operating Guide ECL Comfort 210 / 310, application A231 / A331 5.4 Flow / power limit Heating circuit A flow or energy meter can be connected to the ECL controller in order to limit the flow or consumed power. The signal from the flow or energy meter is a pulse signal.
  • Page 62 Operating Guide ECL Comfort 210 / 310, application A231 / A331 Pulse based signal for flow / power, applied to input S7 For monitoring: Frequency range is 0.01 - 200 Hz For limitation: Minimum frequency is recommended to be 1 Hz in order to have a stable control.
  • Page 63 Operating Guide ECL Comfort 210 / 310, application A231 / A331 MENU > Settings > Flow / power limit 1x112 Adapt. time (adaptation time) Controls how fast the flow / power limitation adapts to the desired If the ‘Adapt. time’ is too low, there is a risk of unstable control.
  • Page 64 Operating Guide ECL Comfort 210 / 310, application A231 / A331 MENU > Settings > Flow / power limit 1x116 High limit Y2 (flow / power limitation, high limit, Y-axis) Set the flow / power limitation referring to the outdoor temperature set in 'Low T out X2' .

  • Page 65: Optimization

    Operating Guide ECL Comfort 210 / 310, application A231 / A331 5.5 Optimization The section "Optimization" describes specific application related issues. The parameters 'Auto saving' , 'Boost' , 'Optimizer' , 'Total stop' are all related to heating mode only. 'Summer, cut-out' determine, at rising outdoor temperature, the stop of heating.
  • Page 66 Operating Guide ECL Comfort 210 / 310, application A231 / A331 MENU > Settings > Optimization 1x011 Auto saving (saving temp. dependent on outdoor temp.) Below the set value for the outdoor temperature, the saving temperature setting has no influence. Above the set value for the outdoor temperature, the saving temperature relates to the actual outdoor temperature.
  • Page 67 Operating Guide ECL Comfort 210 / 310, application A231 / A331 MENU > Settings > Optimization Boost 1x012 Shortens the heating-up period by increasing the desired flow temperature by the percentage you set. See Appendix “Parameter ID overview” OFF: The boost function is not active.
  • Page 68 Operating Guide ECL Comfort 210 / 310, application A231 / A331 MENU > Settings > Optimization Table I: 1x014 Optimizer (optimizing time constant) System type Left digit Heat accumulation of the Optimizes the start and stop times for the comfort temperature period to building obtain the best comfort at the lowest energy consumption.
  • Page 69 Operating Guide ECL Comfort 210 / 310, application A231 / A331 MENU > Settings > Optimization The examples below are related to heating applications: 1x021 Total stop Desired flow temp. °C Total stop = ON Setting the 'Total stop' to OFF or ON gives different results, depending on the actual application.
  • Page 70 Operating Guide ECL Comfort 210 / 310, application A231 / A331 MENU > Settings > Optimization Example: Optimization of Comfort from 07:00 - 22:00 1x026 Pre-stop (optimized stop time) Disable the optimized stop time. See Appendix “Parameter ID overview” OFF: The optimized stop time is disabled.

  • Page 71: Control Parameters

    Operating Guide ECL Comfort 210 / 310, application A231 / A331 5.6 Control parameters Control of valves The motorized control valves are controlled by means of 3-point control signal. Valve control: The motorized control valve is opened gradually when the flow temperature is lower than the desired flow temperature and vice versa.
  • Page 72 Operating Guide ECL Comfort 210 / 310, application A231 / A331 Thermo-hydraulic actuator, ABV Danfoss thermo-actuator type ABV is a slow acting valve actuator. Inside the ABV an electric heat coil will heat a thermostatic element when an electric signal is applied. When heating the thermostatic element it expands in order to manage the control valve.
  • Page 73 Operating Guide ECL Comfort 210 / 310, application A231 / A331 MENU > Settings > Control parameters Xp (proportional band) 1x184 See Appendix “Parameter ID overview” Set the proportional band. A higher value will result in a stable but slow control of the flow temperature.
  • Page 74 Operating Guide ECL Comfort 210 / 310, application A231 / A331 If you want to tune the PI regulation precisely, you can use the following method: • Set the ‘Tn’ (integration time constant) to its max. value (999 sec.). •...

  • Page 75: Pump Control

    Operating Guide ECL Comfort 210 / 310, application A231 / A331 5.7 Pump control This application can operate with one or two circulation pumps. When operating with two circulation pumps, the pumps are controlled alternately, according to a time set-up. When a pump is switched ON the controller is waiting for differential pressure (S7) to build up.
  • Page 76 Operating Guide ECL Comfort 210 / 310, application A231 / A331 MENU > Settings > Pump control Change, duration 1x311 The number of days between shift of circulation pumps. The shift takes place at the time set in 'Change time' .
  • Page 77 Operating Guide ECL Comfort 210 / 310, application A231 / A331 MENU > Settings > Pump control Chan.-over time (change-over time) 1x314 Setting of time to elapse between the pump stop command for one pump and the start command for the other pump.

  • Page 78: Refill Water

    Operating Guide ECL Comfort 210 / 310, application A231 / A331 5.8 Refill water Leaks on the consumers side will result in falling static pressure and thereby a poor supply of heating. A refill water function can inject water to increase the static pressure.
  • Page 79 Operating Guide ECL Comfort 210 / 310, application A231 / A331 Parameters indicated with an ID no. like "1x607" mean a universal parameter. x stands for circuit / parameter group. MENU > Settings > Refill water 1x320 P exercise (pump exercise) The time the pump is activated during exercise.
  • Page 80 Operating Guide ECL Comfort 210 / 310, application A231 / A331 MENU > Settings > Refill water Time-out 1x323 Setting of the max. time for refill. The pressure, measured by S10, must be OK within the set time. If not, the refill water function stops and an alarm is activated.
  • Page 81 Operating Guide ECL Comfort 210 / 310, application A231 / A331 MENU > Settings > Refill water Valve delay 1x325 Setting of the time for activation of the ON/OFF valve after start of the refill water pump. See Appendix “Parameter ID overview”...
  • Page 82 Operating Guide ECL Comfort 210 / 310, application A231 / A331 MENU > Settings > Refill water Input type 1x327 When selecting ‘OFF’ , the refill water system could be self-acting. Choice of pressure input signal. See Appendix “Parameter ID overview”...

  • Page 83: Application

    Operating Guide ECL Comfort 210 / 310, application A231 / A331 5.9 Application The section "Application" describes specific application related issues. Some of the parameter descriptions are universal for different application keys. Parameters indicated with an ID no. like "1x607" mean a universal parameter.
  • Page 84 Operating Guide ECL Comfort 210 / 310, application A231 / A331 MENU > Settings > Application 1x052 DHW priority (closed valve / normal operation) The heating circuit can be closed when the controller acts as slave and when This setting must be considered if this controller is a slave.
  • Page 85 Operating Guide ECL Comfort 210 / 310, application A231 / A331 Override mode functions: Example: Connection of an override switch The following settings describe the function in general for the ECL Comfort 210 / 296 / 310 series. The explained modes are typical and not application related.
  • Page 86 Operating Guide ECL Comfort 210 / 310, application A231 / A331 MENU > Settings > Application 1x142 Ext. mode (external override mode) The mode override can be activated for Saving, Comfort, Frost pr. or See also ‘Ext. input’ . Constant T mode.
  • Page 87 Operating Guide ECL Comfort 210 / 310, application A231 / A331 Example: Override to Frost protection mode # 1 # = Override switch (not activated / activated) # 2 # = Function mode (Schedule / Frost pr.) # 3 # = Time...

  • Page 88: Alarm

    Operating Guide ECL Comfort 210 / 310, application A231 / A331 5.10 Alarm The alarm function activates A1 (relay 4). The alarm relay can activate a lamp, a horn, an input to an alarm transmitting device etc. The alarm relay is activated: •...
  • Page 89 Operating Guide ECL Comfort 210 / 310, application A231 / A331 MENU > Settings > Alarm Lower difference 1x148 Lower difference The alarm is activated if the actual flow / duct temperature decreases more than the set difference (acceptable temperature difference below the desired flow / duct temperature).
  • Page 90 Operating Guide ECL Comfort 210 / 310, application A231 / A331 5.10.2 Clear alarm Clear alarm If an alarm has been generated, a bell is shown in one of the favorite display (see ‘Monitoring temperatures and system components’) or in an overview display (see ‘Understanding the controller display’).

  • Page 91: Alarm Overview

    Operating Guide ECL Comfort 210 / 310, application A231 / A331 5.11 Alarm overview MENU > Alarm > Alarm overview This menu shows the alarm types, for example: • "2: Temp. monitor" Resetting an alarm, in general: • "32: T sensor defect"...

  • Page 92: Common Controller Settings

    Operating Guide ECL Comfort 210 / 310, application A231 / A331 6.0 Common controller settings 6.1 Introduction to ‘Common controller settings’ Some general settings which apply to the entire controller are Circuit selector located in a specific part of the controller.

  • Page 93: Time & Date

    Operating Guide ECL Comfort 210 / 310, application A231 / A331 6.2 Time & Date It is only necessary to set the correct date and time in connection with the first use of the ECL Comfort controller or after a power break of more than 72 hours.

  • Page 94: Holiday

    Operating Guide ECL Comfort 210 / 310, application A231 / A331 6.3 Holiday This section describes the function in general for the ECL Comfort 210 / 296 / 310 series. The shown displays are typical and not application related. They might differ from the displays in your application.
  • Page 95 Operating Guide ECL Comfort 210 / 310, application A231 / A331 Holiday, specific circuit / Common Controller Example 1: When setting one holiday program in specific circuit and another Circuit 1: holiday program in Common Controller, a priority will be taken Holiday set to "Saving"...

  • Page 96: Input Overview

    Operating Guide ECL Comfort 210 / 310, application A231 / A331 6.4 Input overview This section describes the function in general for the ECL Comfort 210 / 296 / 310 series. The shown displays are typical and not application related. They might differ from the displays in your application.

  • Page 97: Log

    Operating Guide ECL Comfort 210 / 310, application A231 / A331 6.5 Log This section describes the function in general for the ECL Comfort 210 / 296 / 310 series. The shown displays are typical and not application related. They might differ from the displays in your application.

  • Page 98: Output Override

    Operating Guide ECL Comfort 210 / 310, application A231 / A331 6.6 Output override This section describes the function in general for the ECL Comfort 210 / 296 / 310 series. The shown displays are typical and not application related. They might differ from the displays in your application.

  • Page 99: Key Functions

    Operating Guide ECL Comfort 210 / 310, application A231 / A331 6.7 Key functions New application Erase application: Removes the existing application. As soon as the ECL key is inserted, another application can be chosen. Application Gives an overview over the actual application in the ECL controller.
  • Page 100 Operating Guide ECL Comfort 210 / 310, application A231 / A331 The “Key overview” does not inform — through ECA 30 / 31 — about the subtypes of the application key. Key inserted / not inserted, description: ECL Comfort 210 / 310, controller versions lower than 1.36: Take out the application key;...

  • Page 101: System

    Operating Guide ECL Comfort 210 / 310, application A231 / A331 6.8 System 6.8.1 ECL version In ‘ECL version’ you will always be able to find an overview of the Example, ECL version data related to your electronic controller. Please have this information available if you need to contact your Danfoss sales organization concerning the controller.
  • Page 102 Operating Guide ECL Comfort 210 / 310, application A231 / A331 6.8.6 Energy meter and M-bus, general information ECL Comfort 296 / 310 / 310B only When using the Application Key in the ECL Comfort 296 / 310 / 310B, up to 5 energy meters can be connected to the M-bus Energy meter data acquisition from ECL Portal is possible without connections.
  • Page 103 Operating Guide ECL Comfort 210 / 310, application A231 / A331 MENU > Common controller > System > M-bus config. Command 5998 Scan time can take up to 12 minutes. Circuit Setting range Factory setting When all energy meters are found, the command can be changed to INIT or NONE.
  • Page 104 Operating Guide ECL Comfort 210 / 310, application A231 / A331 MENU > Common controller > System > M-bus config. Scan time 6002 Energy meter 1 (2, 3, 4, 5) If the energy meter is battery powered, the scan time should be set to a high value to prevent a too fast battery draining.
  • Page 105 Operating Guide ECL Comfort 210 / 310, application A231 / A331 6.8.8 Sensor offset (new functionality as from firmware 1.59) The measured temperature can be offset adjusted in order to compensate for cable resistance or a not-optimum place for the temperature sensor.
  • Page 106 Operating Guide ECL Comfort 210 / 310, application A231 / A331 2048 ECL 485 addr. (master / slave address) Factory setting Circuit Setting range The total cable length of max. 200 m (all devices incl. the internal ECL 0 ... 15 485 communication bus) should not be exceeded.
  • Page 107 Operating Guide ECL Comfort 210 / 310, application A231 / A331 6.8.11 Language Language 2050 Circuit Setting range Factory setting Local language is selected during installation. If you want to change to English / ‘Local’ English another local language, the application must be reinstalled. However, it is always possible to change between the local language and English.

  • Page 108: Miscellaneous

    Operating Guide ECL Comfort 210 / 310, application A231 / A331 7.0 Miscellaneous 7.1 ECA 30 / 31 setup procedures ECA 30 (code no. 087H3200) is a remote control unit with built-in room temperature sensor. ECA 31 (code no. 087H3201) is a remote control unit with built-in room temperature sensor and humidity sensor (relative humidity).
  • Page 109 Operating Guide ECL Comfort 210 / 310, application A231 / A331 The ECL menus are as described for the ECL controller. Most of the settings done directly in the ECL controller can be done via the ECA 30 / 31 too.
  • Page 110 Operating Guide ECL Comfort 210 / 310, application A231 / A331 When ECA 30 / 31 is in ECA MENU mode, the date and measured room temperature is displayed. ECA MENU > ECA settings > ECA sensor Room T Offset...
  • Page 111 Setting range Factory setting A / B For installation of an application in an ECL Comfort 210 / 296 / 310 controller the 'Slave addr.' must be A. The setting of 'Slave addr. ' is related to the setting 'ECA address' in the ECL controller.
  • Page 112 Operating Guide ECL Comfort 210 / 310, application A231 / A331 ECA MENU > ECA system > ECA communication Connection addr. (Connection address) Setting range Factory setting 1 … 9 / 15 An ECA 30 / 31 can in an ECL 485 bus system (master – slave) be set to communicate, one by one, with all addressed ECL controllers.
  • Page 113 Operating Guide ECL Comfort 210 / 310, application A231 / A331 ECA MENU > ECA system > ECA override Override circuit Setting range Factory setting OFF / 1 … 4 The circuit in question for override in the ECL controller must be in scheduled mode.
  • Page 114 Operating Guide ECL Comfort 210 / 310, application A231 / A331 ECA MENU > ECA factory > ECA clear apps. Erase all apps. (Erase all applications) Erase all applications which are in the ECA 30 / 31. After erasing, the application can be uploaded again.
  • Page 115 Operating Guide ECL Comfort 210 / 310, application A231 / A331 ECA MENU > ECA factory > Reset ECL addr. Reset ECL addr. (Reset ECL address) If none of the connected ECL Comfort controllers has the address 15, the ECA 30 / 31 can set all connected ECL controllers on the ECL 485 bus back to address 15.

  • Page 116: Override Function

    Operating Guide ECL Comfort 210 / 310, application A231 / A331 7.2 Override function Example, override switch connected to S8: The ECL 210 / 296 / 310 controllers can receive a signal in order to override the existing schedule. The override signal can be a switch or a relay contact.
  • Page 117 Operating Guide ECL Comfort 210 / 310, application A231 / A331 Example 1 ECL in Saving mode, but in Comfort mode at override. Choose an unused input, for example S8. Connect the override switch or override relay contact. Settings in ECL: 1.
  • Page 118 Operating Guide ECL Comfort 210 / 310, application A231 / A331 Example 3 The week schedule for the building is set with comfort periods Monday - Friday: 07.00 - 17.30. Sometimes, a team meeting takes place in the evening or in the week-end.

  • Page 119: Several Controllers In The Same System

    Operating Guide ECL Comfort 210 / 310, application A231 / A331 7.3 Several controllers in the same system When ECL Comfort controllers are interconnected by means of the ECL 485 communication bus (cable type: 2 x twisted pair), the master controller will broadcast the following signals to the slave controllers: •...
  • Page 120 Operating Guide ECL Comfort 210 / 310, application A231 / A331 Situation 2: SLAVE controller: How to react on a DHW tank heating / charging activity sent from the MASTER controller The slave receives information about a DHW tank heating / charging activity in the master controller and can be set to close the selected heating circuit.
  • Page 121 Operating Guide ECL Comfort 210 / 310, application A231 / A331 Situation 3: SLAVE controller: How to make use of the outdoor temperature signal and send information about the desired flow In the MASTER controller, the address in ‘ECL 485 addr. (master / slave temperature back to the MASTER controller address)’...

  • Page 122: Frequently Asked Questions

    Operating Guide ECL Comfort 210 / 310, application A231 / A331 7.4 Frequently asked questions The definitions apply to the ECL Comfort 210 / 296 / 310 series. Consequently, you might come across expressions that are not mentioned in your guide.
  • Page 123 Operating Guide ECL Comfort 210 / 310, application A231 / A331 How to restore the factory settings? Please read the chapter concerning ‘Inserting the ECL Application Key’ . Why can’t the settings be changed? The ECL Application Key has been removed.
  • Page 124 Operating Guide ECL Comfort 210 / 310, application A231 / A331 How to set a correct heat curve? Short answer: Set the heat curve to the lowest possible value, but still having comfortable room temperature. The table shows some recommendations:...

  • Page 125: Definitions

    Operating Guide ECL Comfort 210 / 310, application A231 / A331 7.5 Definitions The definitions apply to the ECL Comfort 210 / 296 / 310 series. Consequently, you might come across expressions that are not mentioned in your guide. Accumulated temperature value A filtered (dampened) value, typically for room and outdoor temperatures.
  • Page 126 Operating Guide ECL Comfort 210 / 310, application A231 / A331 DHW circuit The circuit for heating the domestic hot water (DHW). Duct temperature Temperature measured in the air duct where the temperature is to be controlled. ECL Portal A supervisory system for remote control and monitoring, locally and via Internet.
  • Page 127 Operating Guide ECL Comfort 210 / 310, application A231 / A331 Optimization The controller optimizes the start time of the scheduled temperature periods. Based on the outdoor temperature, the controller automatically calculates when to start in order to reach the comfort temperature at the set time. The lower the outdoor temperature, the earlier the start time.

  • Page 128: Type (Id 6001), Overview

    Operating Guide ECL Comfort 210 / 310, application A231 / A331 7.6 Type (ID 6001), overview Type 0 Type 1 Type 2 Type 3 Type 4 Address ✔ ✔ ✔ ✔ ✔ Type ✔ ✔ ✔ ✔ ✔ Scan time ✔...

  • Page 129: Parameter Id Overview

    Operating Guide ECL Comfort 210 / 310, application A231 / A331 7.7 Parameter ID overview A231.x or A331.x— x refers to the subtypes listed in the column. Parameter Name A231.x A331.x Setting range Factory Unit Own settings 10609 Low Y 1, 2 0.0 ...
  • Page 130 Operating Guide ECL Comfort 210 / 310, application A231 / A331 Parameter Name A231.x A331.x Setting range Factory Unit Own settings OFF ; S1 ; S2 ; S3 ; S4 ; S5 ; S6 ; S7 ; S8 -||- 1, 2 ;...
  • Page 131 Operating Guide ECL Comfort 210 / 310, application A231 / A331 Installer: Date: VI.LG.P2.02 © Danfoss | 2017.11 | 131...
  • Page 132 Operating Guide ECL Comfort 210 / 310, application A231 / A331 *087H9028* *VILGP202* VI.LG.P2.02 132| © Danfoss | 2017.11...

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