CR24, single room controller - Belimo
CR24, single room controller - Belimo
CR24, single room controller - Belimo
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FunctionsBCChilled ceiling with dew point limiting Digital input di3 <strong>CR24</strong>-B3 onlyAC 24 V+~CoolingDew point undershotIf the temperature at the external dew point monitor (input di3) fallsbelow the dew point, output ao2 is set to 0 V.Typical applicationsChilled ceiling systems that require dew point limiting.Dew point1 2 11 7ao2 U5 1 di312<strong>CR24</strong>-B3ConfigurationThis function is configured using DIP switches 3and 4.1 2 3 4 5 61 2 3 5Y U5+~<strong>Belimo</strong> actuator10Y [V]ao20W ADew pointt R [°C]KeyY Output signalt R Room temperatureW A Current setpointChilled ceiling with dew point limiting and change-over Digital input di3 <strong>CR24</strong>-B3 onlyAC 24 V+~Dew pointCoolingDew point undershotHeatingChange-overIf the temperature at the external dew point monitor (input di3) fallsbelow the dew point, output ao2 is set to 0 V. Dew point limiting can becombined with the change-over function.Typical applicationsSwitchable heated/chilled ceiling systems that also require dew pointlimiting.101 2 11 71 2 3 5Y U5+0~Y [V]ao2 U5 1 di312Change-overW Aao2Dew pointt R [°C]<strong>CR24</strong>-B3<strong>Belimo</strong> actuatorKeyY Output signalt R Room temperatureW A Current setpointConfigurationThis function is configured using DIP switches 3and 4. 1 2 3 4 5 6ENG-93001-93427-08.04-2M • Printed in Switzerland • ZSD • Subject to technical modifications16
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