Danfoss ECL Comfort 210 Installation Manual
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Danfoss ECL Comfort 210 Installation Manual

Danfoss ECL Comfort 210 Installation Manual

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Installation 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 ........................................................ 4
2.1
Before you start . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
2.2
Identifying the system type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
2.3
Mounting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
2.4
Placing the temperature sensors. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
2.5
Electrical connections. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
2.6
Inserting the ECL Application Key . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
2.7
Check list . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
2.8
Navigation, ECL Application Key A231 / A331 . . . . . . . . . . . . . . . . 40
3.0 Daily use ......................................................... 46
3.1
How to navigate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
3.2
Understanding the controller display . . . . . . . . . . . . . . . . . . . . . . . . . . 47
3.3
What do the symbols mean?. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
3.4
Monitoring temperatures and system
components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
3.5
Manual control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
3.6
Schedule . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
4.0 Settings overview ............................................ 53
5.0 Settings, circuit 1 ............................................. 55
5.1
Flow temperature. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55
5.2
Return limit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
5.3
Flow / power limit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
5.4
Optimization. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66
5.5
Control parameters. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70
5.6
Pump control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 72
5.7
Refill water . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74
5.8
Application . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78
5.9
Alarm . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82
Danfoss District Energy
6.0 Common controller settings.............................. 85
6.1
Introduction to 'Common controller settings' . . . . . . . . . . . . . . . . 85
6.2
Time & Date. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 86
6.3
Holiday . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 87
6.4
Input overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89
6.5
Log . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90
6.6
Output override. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 91
6.7
Key functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 92
6.8
System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93
7.0 Miscellaneous .................................................. 95
7.1
Frequently asked questions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 95
7.2
Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 97
VI.LG.P1.02
DEN-SMT/DK
1

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  • Page 1: Table Of Contents

    Installation Guide ECL Comfort 210 / 310, application A231 / A331 1.0 Table of Contents 1.0 Table of Contents ..........1 6.0 Common controller settings......85 Important safety and product information..... 2 Introduction to ‘Common controller settings’...

  • Page 2: Important Safety And Product Information

    Installation 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 Installation Guide ECL Comfort 210 / 310, application A231 / A331 The ID no. is unique for the selected parameter. Example First digit Second digit Last three digits 11174 Circuit 1 Parameter no. 12174 Circuit 2 Parameter no. If an ID description is mentioned more than once, it means that there are special settings for one or more system types.

  • Page 4: Installation

    Installation 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: ECL 210 Heating: Typically, the flow temperature is adjusted according to your requirements.
  • Page 5 Installation 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 ECL 210 schedule. One pump is used as spare pump and the other pump is working.
  • Page 6 Installation Guide ECL Comfort 210 / 310, application A231 / A331 The application A231.2 is very flexible. These are the basic Typical A231.2 application: principles: ECL 210 Heating: Typically, the flow temperature is adjusted according to your requirements. The flow temperature sensor S3 is the most P S 7 important sensor.
  • Page 7 Installation 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 ECL 210 schedule. One pump is used as spare pump and the other pump is working.
  • Page 8 Installation Guide ECL Comfort 210 / 310, application A231 / A331 The application A331.1 is very flexible. These are the basic Typical A331.1 application: principles: ECL 310 Heating: Typically, the flow temperature is adjusted according to your requirements. The flow temperature sensor S3 is the most P S 7 important sensor.
  • Page 9 Installation 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 ECL 310 schedule. One pump is used as spare pump and the other pump is working.
  • Page 10 Installation Guide ECL Comfort 210 / 310, application A231 / A331 The application A331.2 is very flexible. These are the basic Typical A331.2 application: principles: ECL 310 Heating: Typically, the flow temperature is adjusted according to your requirements. The flow temperature sensor S3 is the most P S 7 important sensor.
  • Page 11 Installation 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 ECL 310 schedule. One pump is used as spare pump and the other pump is working.

  • Page 12: Identifying The System Type

    Installation 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 13 Installation Guide ECL Comfort 210 / 310, application A231 / A331 A231.2 Indirectly connected heating system with two-pump control and refill water function (supply temperature measurement gives further control / limitation possibilities): ECL 210 P S 7 A331.1 Indirectly connected heating system with two-pump control and refill water function:...

  • Page 14: Mounting

    Installation Guide ECL Comfort 210 / 310, application A231 / A331 2.3 Mounting 2.3.1 Mounting the ECL Comfort controller For easy access, you should mount the ECL Comfort controller near the system. Select one of the following methods using the same base part (code no.
  • Page 15 Installation Guide ECL Comfort 210 / 310, application A231 / A331 Mounting on a DIN rail (35 mm) Mount the base part on a DIN rail. Establish the electrical connections and position the controller in the base part. Secure the controller with the locking pin.
  • Page 16 Installation Guide ECL Comfort 210 / 310, application A231 / A331 2.3.2 Mounting the Remote Control Units ECA 30/31 Select one of the following methods: • Mounting on a wall, ECA 30 / 31 • Mounting in a panel, ECA 30 Screws and rawlplugs are not supplied.

  • Page 17: 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 and 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 18 Installation Guide ECL Comfort 210 / 310, application A231 / A331 Pt 1000 temperature sensor (IEC 751B, 1000 Ω / 0 °C) Relationship between temperature and ohmic value: Ω °C Ω 1600 1500 1400 1000 1300 1039 1078 1117 1200...

  • Page 19: Electrical Connections

    Installation Guide ECL Comfort 210 / 310, application A231 / A331 2.5 Electrical connections 2.5.1 Electrical connections 230 V a.c. in general The common ground terminal is used for connection of relevant components (pumps, motorized control valves). Danfoss District Energy VI.LG.P1.02...
  • Page 20 Installation Guide ECL Comfort 210 / 310, application A231 / A331 2.5.2 Electrical connections, 230 V a.c., power supply, pumps, motorized control valves etc. Application A231.1 / A231.2 Terminal Description Max. load Alarm 4 (2) A / 230 V a.c.* Phase for circulation pumps and refill water pump 4 (2) A / 230 V a.c.*...
  • Page 21 Installation Guide ECL Comfort 210 / 310, application A231 / A331 Application A331.1 / A331.2 Terminal Description Max. load Phase for refill water pump and alarm Alarm 4 (2) A / 230 V a.c.* Refill water pump ON / OFF 4 (2) A / 230 V a.c.*...
  • Page 22 Installation 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. Danfoss District Energy DEN-SMT/DK VI.LG.P1.02...
  • Page 23 Installation Guide ECL Comfort 210 / 310, application A231 / A331 2.5.3 Electrical connections, safety thermostats, 230 V a.c. or 24 V a.c. With safety thermostat, ECL Comfort 210: With safety thermostat, ECL Comfort 310: Wire cross section: 0.5 - 1.5 mm²...
  • Page 24 Installation Guide ECL Comfort 210 / 310, application A231 / A331 2.5.4 Electrical connections, 24 V a.c., power supply, pumps, motorized valves etc. Application A231.1 / A231.2 Terminal Description Max. load 4 (2) A / 24 V a.c.* Alarm Phase for circulation pumps and refill water pump Refill water pump ON / OFF 4 (2) A / 24 V a.c.*...
  • Page 25 Installation Guide ECL Comfort 210 / 310, application A231 / A331 Do not connect 230 V a.c. powered components to a 24 V a.c. power supplied controller directly. Use auxilliary relays (K) to seperate 230 V a.c. from 24 V a.c.
  • Page 26 Installation Guide ECL Comfort 210 / 310, application A231 / A331 Application A331.1 / A331.2 Terminal Description Max. load Phase for refill water pump and alarm Alarm 4 (2) A / 24 V a.c.* Refill water pump ON / OFF 4 (2) A / 24 V a.c.*...
  • Page 27 Installation 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. Do not connect 230 V a.c. powered components to a 24 V a.c. power supplied controller directly.
  • Page 28 Installation Guide ECL Comfort 210 / 310, application A231 / A331 2.5.5 Electrical connections, Pt 1000 temperature sensors and signals A231.1 / A231.2: Terminal Sensor / description Type (recomm.) 29 and 30 S1 Outdoor temperature ESMT sensor* 28 and 30 S2...
  • Page 29 Installation 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 30 Installation 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 31 Installation 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 32 Installation Guide ECL Comfort 210 / 310, application A231 / A331 2.5.6 Electrical connections, ECA 30 / 31 Type Terminal Terminal Description ECL 310 ECA 30 / (recomm.) Twisted pair Cable 2 x twisted pair Twisted pair Ext. room temperature...
  • Page 33 Installation Guide ECL Comfort 210 / 310, application A231 / A331 2.5.7 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 34: Inserting The Ecl Application Key

    Installation 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 • the application and its subtypes, • currently available languages, • factory settings: e.g. schedules, desired temperatures, limitation values etc.
  • Page 35 Installation 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 36 Installation Guide ECL Comfort 210 / 310, application A231 / A331 Application Key: Situation 2 The controller already runs an application. The ECL Application Key is inserted, but the application needs to be changed. To change to another application on the ECL Application Key, the current application in the controller must be erased (deleted).
  • Page 37 Installation 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 38 Installation 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 39: Check List

    Installation 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 (Live) and 10 (Neutral). Check that the required controlled components (actuator, pump etc.) are connected to the correct terminals.

  • Page 40: Navigation, Ecl Application Key A231 / A331

    Installation 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 41 Installation Guide ECL Comfort 210 / 310, application A231 / A331 Navigation, applications A231.1 / A331.1, continued Home Heating MENU ID no. Function Settings Pump control 11314 Chan.-over time 11310 Retry time 11313 Stab. time 11311 Change, duration 11312 Change time...
  • Page 42 Installation 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 Pressure* Settings* Supply pressure* Input overview...
  • Page 43 Installation Guide ECL Comfort 210 / 310, application A231 / A331 Navigation, application A231.2 / A331.2 Home Heating ID no. Function MENU Schedule Selectable Settings Flow temperature Heat curve Temp. max. 11177 Temp. min. 11300 High supp. T X2 11301...
  • Page 44 Installation Guide ECL Comfort 210 / 310, application A231 / A331 Navigation, application A231.2 / A331.2, continued Home Heating MENU ID no. Function Settings Pump control 11314 Chan.-over time 11310 Retry time 11313 Stab. time 11311 Change, duration 11312 Change time...
  • Page 45 Installation 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 Pressure* Settings* Supply pressure* Input overview...

  • Page 46: Daily Use

    Installation 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 the desired position ( The dial has a built-in accellerator. The faster you turn the dial, the faster it reaches the limits of any wide setting range.

  • Page 47: Understanding The Controller Display

    Installation Guide ECL Comfort 210 / 310, application A231 / A331 3.2 Understanding the controller display Choosing a favorite display Your favorite display is the display you have chosen as the default display. The favorite display will give you a quick overview of the temperatures or units that you want to monitor in general.
  • Page 48 Installation Guide ECL Comfort 210 / 310, application A231 / A331 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 49: What Do The Symbols Mean

    Installation Guide ECL Comfort 210 / 310, application A231 / A331 3.3 What do the symbols mean? Symbol Description Symbol Description Sensor not connected or not used Outdoor temp. Sensor connection short-circuited Temperature Room temp. Fixed comfort day (holiday) DHW temp.
  • Page 50 Installation Guide ECL Comfort 210 / 310, application A231 / A331 3.4 Monitoring temperatures and system components Heating circuit The overview display in the heating circuit ensures a quick overview of the actual and (desired) temperatures as well as the actual state of the system components.

  • Page 51: Manual Control

    Installation Guide ECL Comfort 210 / 310, application A231 / A331 3.5 Manual control It is possible to manually control the installed components. Manual control can only be selected in favorite displays in which the symbols for the controlled components (valve, pump etc.) are visible.

  • Page 52: Schedule

    Installation Guide ECL Comfort 210 / 310, application A231 / A331 3.6 Schedule 3.6.1 Set your schedule The schedule consists of a 7-day week: M = Monday = Tuesday W = Wednesday = Thursday = Friday = Saturday = Sunday The schedule will day-by-day show you the start and stop times of your comfort periods (heating / DHW circuits).

  • Page 53: Settings Overview

    Installation Guide ECL Comfort 210 / 310, application A231 / A331 4.0 Settings overview It is recommendable to make a note of any changed settings in the empty columns. Setting Page Factory settings in circuit(s) Heat curve Temp. max. (flow temp. limit, max.) — A231.1 / A331.1 11178 90 °C...
  • Page 54 Installation Guide ECL Comfort 210 / 310, application A231 / A331 Setting Page Factory settings in circuit(s) Retry time 11310 20 m Stab. time (stabilization time) 11313 15 s Change, duration 11311 Change time (changeover time) 11312 P exercise (pump exercise)

  • Page 55: Settings, Circuit 1

    Installation Guide ECL Comfort 210 / 310, application A231 / A331 5.0 Settings, circuit 1 5.1 Flow temperature 5.1.1 A231.1 / A331.1 The ECL Comfort controller determines and controls the flow Desired flow temperature temperature related to the outdoor temperature. This relationship is called the heat curve.
  • Page 56 Installation Guide ECL Comfort 210 / 310, application A231 / A331 Max. limitation of the desired flow temperature: In the applications A231.1 and A331.1 the max. limitation value is selectable in ‘Temp. max. ’ . 11178 Temp. max. (flow temp. limit, max.) — A231.1 / A331.1...
  • Page 57 Installation Guide ECL Comfort 210 / 310, application A231 / A331 5.1.2 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 58 Installation 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 59 Installation Guide ECL Comfort 210 / 310, application A231 / A331 11302 Low supply T X1(low value of supply temp.) — A231.2 / A331.2 Circuit Setting range Factory setting 10 ... 150 °C 70 °C Set the low value for the supply temperature in relation to the desired max.

  • Page 60: Return Limit

    Installation Guide ECL Comfort 210 / 310, application A231 / A331 5.2 Return limit The return temperature limitation is based on the outdoor Return temperature limitation temperature. Typically in district heating systems a higher return temperature is accepted at a decrease in outdoor temperature. The °...
  • Page 61 Installation Guide ECL Comfort 210 / 310, application A231 / A331 11034 High limit Y2 (return temp. limitation, high limit, Y-axis) Circuit Setting range Factory setting 10 ... 150 °C 60 °C Set the return temperature limitation referring to the outdoor temperature set in 'Low T out X2'.
  • Page 62 Installation Guide ECL Comfort 210 / 310, application A231 / A331 11085 Priority (priority for return temp. limitation) Circuit Setting range Factory setting OFF / ON Choose whether the return temperature limitation should overrule the set min. flow temperature ‘Temp. min.’ .

  • Page 63: Flow / Power Limit

    Installation Guide ECL Comfort 210 / 310, application A231 / A331 5.3 Flow / power limit A flow or energy meter can be connected to the ECL controller in Flow / power limitation order to limit the flow or consumed power. The signal from the flow or energy meter is based on M-bus signal.
  • Page 64 Installation Guide ECL Comfort 210 / 310, application A231 / A331 11117 Low limit Y1 (flow / power limitation, low limit, Y-axis) Circuit Setting range Factory setting The limitation function can overrule the set 'Temp. min' of the desired 0.0 ... 999.9 l/h 999.9 l/h...
  • Page 65 Installation Guide ECL Comfort 210 / 310, application A231 / A331 Input type, A231 11109 Factory setting Circuit Setting range Flow or power limitation is possible in ECL Comfort 310 only. OFF / EM1 ... EM5 Possible in ECL Comfort 310 only.

  • Page 66: Optimization

    Installation Guide ECL Comfort 210 / 310, application A231 / A331 5.4 Optimization Reduction 11011 Auto saving (saving temp. dependent on outdoor temp.) Circuit Setting range Factory setting OFF / -29 ... 10 °C -15 °C 100% Below the set value for the outdoor temperature, the saving temperature setting has no influence.
  • Page 67 Installation Guide ECL Comfort 210 / 310, application A231 / A331 Temp. °C 11013 Ramp (reference ramping) Circuit Setting range Factory setting OFF / 1 ... 99 m The time (minutes) in which the desired flow temperature increases gradually to avoid load peaks in the heat supply.
  • Page 68 Installation Guide ECL Comfort 210 / 310, application A231 / A331 Example: Optimization of Comfort from 07:00 - 22:00 11026 Pre-stop (optimized stop time) Circuit Setting range Factory setting 07:00 22:00 OFF / ON Schedule Disable the optimized stop time.
  • Page 69 Installation Guide ECL Comfort 210 / 310, application A231 / A331 11179 Cut-out (limit for heating cut-out) Temp. Actual outdoor temp. Accumulated outdoor temp. Circuit Setting range Factory setting OFF / 1 ... 50 °C 20 °C 18 °C The heating can be switched OFF when the outdoor temperature is higher than the set value.

  • Page 70: Control Parameters

    Installation Guide ECL Comfort 210 / 310, application A231 / A331 5.5 Control parameters 11174 Motor pr. (motor protection) Circuit Setting range Factory setting Recommended for heating systems with variable load. OFF / 10 ... 59 m Prevents the controller from unstable temperature control (and resulting actuator oscillations).
  • Page 71 Installation Guide ECL Comfort 210 / 310, application A231 / A331 11187 Nz (neutral zone) Circuit Setting range Factory setting The neutral zone is symmetrical around the desired flow temperature 1 ... 9 K value, i.e. half the value is above and half the value is below this temperature.

  • Page 72: Pump Control

    Installation Guide ECL Comfort 210 / 310, application A231 / A331 5.6 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 73 Installation Guide ECL Comfort 210 / 310, application A231 / A331 11311 Change, duration Circuit Setting range Factory setting 1 ... 10 The number of days between shift of circulation pumps. The shift takes place at the time set in 'Change time'.

  • Page 74: Refill Water

    Installation Guide ECL Comfort 210 / 310, application A231 / A331 5.7 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 75 Installation Guide ECL Comfort 210 / 310, application A231 / A331 Input type 11327 Factory setting Circuit Setting range When selecting ‘OFF’ , the refill water system could be self-acting. OFF / AI / DI Choice of pressure input signal.
  • Page 76 Installation Guide ECL Comfort 210 / 310, application A231 / A331 11322 Pressure, diff. (switching difference) Circuit Setting range Factory setting The settings in 'Pressure, des.' and 'Pressure, diff.' have no influence 0.1 ... 5.0 bar 1.5 bar when a pressure switch is used.
  • Page 77 Installation Guide ECL Comfort 210 / 310, application A231 / A331 The static pressure is shown in 'Input overview' as a value in bar or OFF / ON. Example: OFF: The pressure switch is open (pressure is not OK) ON: The pressure switch is closed (pressure is OK) Danfoss District Energy VI.LG.P1.02...

  • Page 78: Application

    Installation Guide ECL Comfort 210 / 310, application A231 / A331 5.8 Application 11017 Temp. Demand offset Setting in ‘Demand offset’ Factory setting Circuit Setting range OFF / 1 ... 20 K The desired flow temperature in heating circuit 1 can be influenced by the Des.
  • Page 79 Installation Guide ECL Comfort 210 / 310, application A231 / A331 11078 P heat T (heat demand) Circuit Setting range Factory setting The valve is fully closed as long as the pump is not switched on. 5 ... 40 °C 20 °C...
  • Page 80 Installation Guide ECL Comfort 210 / 310, application A231 / A331 11141 Ext. input (external override) — A331 Circuit Setting range Factory setting OFF / S1 ... S10 Choose the input for 'Ext. input' (external override). By means of a switch the controller can be overridden to ‘Comfort’...
  • Page 81 Installation Guide ECL Comfort 210 / 310, application A231 / A331 Setting example Value x 20 ms Min. act. time (min. activation time gear motor) 11189 40 ms Circuit Setting range Factory setting 200 ms 2 ... 50 1000 ms The min.

  • Page 82: Alarm

    ECL Comfort 210 / 310, application A231 / A331 5.9 Alarm Many applications in the ECL Comfort 210 and 310 series have an alarm function. The alarm function typically activates relay 4 (ECL Comfort 210) or relay 6 (ECL Comfort 310).
  • Page 83 Installation Guide ECL Comfort 210 / 310, application A231 / A331 11149 Delay Temp. Circuit Setting range Factory setting Flow temp. 1 ... 99 m 10 m If an alarm condition from either 'Upper difference' or 'Lower difference' is present for a longer time than the set delay (in min.), the alarm function is activated.
  • Page 84 Installation Guide ECL Comfort 210 / 310, application A231 / A331 11324 Refill water Circuit Setting range Factory setting OFF / ON Choose whether the alarm should be cleared or not. OFF: The alarm has not been activated. The alarm has been activated.

  • Page 85: Common Controller Settings

    Installation 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 86: Time & Date

    Installation 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 87: Holiday

    Installation Guide ECL Comfort 210 / 310, application A231 / A331 6.3 Holiday There is a holiday program for each circuit and a holiday program for the common controller. Each holiday program contains one or more schedules. Each The holiday program in the ‘Common controller settings’ is valid for schedule can be set to a start date and an end date.
  • Page 88 Installation Guide ECL Comfort 210 / 310, application A231 / A331 The ECA 30 / 31 cannot override the holiday schedule of the controller temporarily. However, it is possible to make use of the following options from Energy-saving trick: the ECA 30 / 31 when the controller is in scheduled mode: Use 'Going out' (the extended saving period) for airing purposes (e.g.

  • Page 89: Input Overview

    Installation Guide ECL Comfort 210 / 310, application A231 / A331 6.4 Input overview The input overview is located in the common controller settings. This overview will always show you the actual temperatures in the system (read-only). In addition to the measured temperatures, pressures, pressure...

  • Page 90: Log

    Installation Guide ECL Comfort 210 / 310, application A231 / A331 6.5 Log The log function (temperature history) allows you to monitor the logs of today, yesterday, the past 2 days as well as the past 4 days for the connected sensors.

  • Page 91: Output Override

    Installation Guide ECL Comfort 210 / 310, application A231 / A331 6.6 Output override The output override is used to disable one or more of the controlled components. This could among others be useful in a service situation. Controlled components...

  • Page 92: Key Functions

    Installation 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 application and its subtypes of the ECL key in question.

  • Page 93: System

    Installation 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 94 Installation Guide ECL Comfort 210 / 310, application A231 / A331 2048 ECL 485 addr. (master / slave address) Circuit Setting range Factory setting The total cable length of max. 200 m (all devices incl. the internal ECL 0 ... 15 485 communication bus) should not be exceeded.

  • Page 95: Miscellaneous

    Installation Guide ECL Comfort 210 / 310, application A231 / A331 7.0 Miscellaneous 7.1 Frequently asked questions The definitions apply to the Comfort 210 as well as ECL Comfort 310 series. Consequently, you might come across expressions that are not mentioned in your guide.
  • Page 96 Installation Guide ECL Comfort 210 / 310, application A231 / A331 How to react on alarms? An alarm indicates that the system is not operating satisfactorily. Please contact your installer. What does P and PI control mean? P control: Proportional control.

  • Page 97: Definitions

    Installation Guide ECL Comfort 210 / 310, application A231 / A331 7.2 Definitions The definitions apply to the Comfort 210 as well as ECL Comfort 310 series. Consequently, you might come across expressions that are not mentioned in your guide.
  • Page 98 Installation Guide ECL Comfort 210 / 310, application A231 / A331 Flow temperature reference Temperature calculated by the controller on basis of the outdoor temperature and influences from the room and / or return temperatures. This temperature is used as a reference for the control.
  • Page 99 Installation Guide ECL Comfort 210 / 310, application A231 / A331 Saving temperature Temperature maintained in the heating / DHW circuit during saving temperature periods. Pump control One circulation pump is working and the other is the spare circulation pump. After a set time, the roles are exchanged.
  • Page 100 Installation Guide ECL Comfort 210 / 310, application A231 / A331 Installer: Date: Danfoss District Energy DEN-SMT/DK VI.LG.P1.02...
  • Page 101 Installation Guide ECL Comfort 210 / 310, application A231 / A331 *087H9028* *VILGP102* Produced by Danfoss A/S © 08/2010...

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