1.1 Important safety and product information1.1.1 Important safety and product informationThis Operating Guide is associated with ECL Application Key P330(order code no. 087H3840).The functions are realized in ECL Comfort 310 for advancedsolutions, e.g. M-bus, Modbus and Ethernet (Internet)communication.P330 applications can communicate (via Modbus connections)with the DECS 2.0 system (Danfoss Energy Control System).Please see DECS 2.0 related literature on the Danfoss website:http://heating.danfoss.com/xxDocxx/1_MNU17429744_SIT54.html.Search for ‘DECS 2.0’.The application P330 complies with ECL Comfort controllers 310 asof software version 1.40 (visible at start-up of the controller and in‘Common controller settings’ in ‘System’).Additional documentation for ECL Comfort 310, modules andaccessories is available on www.ecl.doc.danfoss.com.Application keys might be released before all display texts aretranslated. In this case the text is in English.Safety NoteTo avoid injury of persons and damages to the device, it is absolutelynecessary to read and observe these instructions carefully.Necessary assembly, start-up, and maintenance work must beperformed by qualified and authorized personnel only.Local legislations must be respected. This comprises also cabledimensions and type of isolation (double isolated at 230 V).A fuse for the ECL Comfort installation is max. 10 A typically.The ambient temperature ranges for ECL Comfort in operation are:ECL Comfort 210 / 310: 0 - 55 °CECL Comfort 296: 0 - 45 °C.Exceeding the temperature range can result in malfunctions.Installation must be avoided if there is a risk for condensation (dew).The warning sign is used to emphasize special conditions that shouldbe taken into consideration.This symbol indicates that this particular piece of information shouldbe read with special attention.2 | © Danfoss | 2017.08 VI.GU.O3.02Operating Guide ECL Comfort 310, application P330