1.1 Important safety and product information1.1.1 Important safety and product informationThis Operating Guide is associated with ECL Application Key A232(order code no. 087H3812).The ECL Application Key A232 contains 5 subtypes:A232.1 (applicable in ECL Comfort 210 and 310)A332.1 … A332.4 (applicable in ECL Comfort 310)• A232.1 is heating / cooling related application, one controlvalve• A332.1 is like A232.1 and has additional return temperaturelimitation• A332.2 is heating / cooling related application, two controlvalves and return temperature limitation• A332.3 is like A332.2 and has additional advanced DHW circuitcontrol• A332.4 is like A332.1 and has special override functionalitiesThe described functions are realized in ECL Comfort 210 for basicsolutions and in ECL Comfort 310 for advanced solutions, forexample M-bus, Modbus and Ethernet (Internet) communication.The application Key A232 complies with ECL Comfort 210 andECL Comfort 310 controllers as of software version 1.11 (visibleat start-up of the controller and in ‘Common controller settings’in ‘System’).A Remote Control Unit, ECA 30 or ECA 31, can be connected andthe built-in room temperature sensor can be utilized. When usingthe ECA 31, the relative humidity signal is used for preventingcondensation (dew) when in cooling mode.The application A332.3 works with the Internal I/O module ECA32 (order code no. 087H3202).Together with the ECL Comfort 310, the additional Internal I/Omodule ECA 32 can also be used for extra data communicationto SCADA:• Temperature, Pt 1000 (default)• 0 - 10 volt signalsThe set-up of input type can be done by means of the DanfossSoftware "ECL Tool".Navigation: Danfoss.com > Products & Solutions > District Heatingand Cooling > Tools & Software > ECL Tool.The URL is: http://district-heating.danfoss.com/download/tools/ECL Comfort 210 is available as:• ECL Comfort 210, 230 volt a.c. (087H3020)• ECL Comfort 210B, 230 volt a.c. (087H3030)2 | © Danfoss | 2017.08 VI.JM.G2.02Operating Guide ECL Comfort 210/296/310, application A232 / A332