Danfoss ECL Comfort 310 Installation Manual

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Danfoss ECL Comfort 310 Installation Manual Manual pdf 105 page image

Installation Guide ECL Comfort 310, application A3676.8 AlarmMany applications in the ECL Comfort 210 and 310 series have analarm function. The alarm function typically activates relay 4 (ECLComfort 210) or relay 6 (ECL Comfort 310).The alarm relay can activate a lamp, a horn, an input to an alarmtransmitting device etc. etc.The relay in question is activated as long as the alarm conditionis present.Typical alarms:• Actual flow temperature differs from the desired flowtemperature.• An activated circulation pump does not generate a pressuredifference.• The refill water function does not generate a pressure withina preset time.• A universal alarm input (application dependent) is activated.Upper difference 12147Circuit Setting range Factory setting2 OFF / 1 ... 30 K OFFThealarmisactivatediftheactualflowtemperatureincreasesmorethanthe set difference (acceptable temperature difference above the desiredflow temperature). See also 'Delay'.OFF: The alarm function is not active.1 ... 30 K: The alarm function is active if the actual temperaturegets above the acceptable difference.Flow temp. °CUpperdifference(setvalue)Desiredflowtemp.Outdoortemp.°CLower difference 12148Circuit Setting range Factory setting2 OFF / 1 ... 30 K OFFThealarmisactivatediftheactualflowtemperaturedecreasesmorethanthe set difference (acceptable temperature difference below the desiredflow temperature). See also 'Delay'.OFF: The alarm function is not active.1 ... 30 K: The alarm function is active if the actual temperaturegets below the acceptable difference.Flow temp. °CLowerdifference(setvalue)Desiredflowtemp.Outdoortemp.°CDanfoss District Energy VI.LG.R1.02 DEN-SMT/DK 105