Libraries for Building Automation Function Block ... - Wago

Summer Night Ventilation (FbSummerNightVentilation)Starting conditions for night ventilation:The following points must all be fulfilled before night cooling (ventilation) is enabledvia "xNightVentilation":- “xEnable“ = TRUE- “xEnableSystem“ = FALSE- "xSystemOK" = TRUE- The difference between the specified temperature "rReferenceValueRoom"and the actual temperature "rRoomTemperature" must be greater than the limit".rMinDiffRoom".- The difference between the room temperature “rRoomTemperature“ and theoutside temperature “rOutsideTemperature“ must be greater than the limit value“rMinDiffRoomOutside“- The outside temperature "rOutsideTemperature" must be greater than"rMinOutsideTemperature".Stop conditions for night ventilation:Night ventilation is terminated when one of the following conditions is fulfilled:- "xEnable" = FALSE- "xEnableSystem" = TRUE- "xSystemOK" = FALSE- The difference between the room temperature "rRoomTemperature" and theoutside temperature "rOutsideTemperature" is less than ".rMinDiffRoomOutside",minus ".rHysteresis".- The difference between the specified temperature ".rReferenceValueRoom" andthe actual temperature "rRoomTemperature" is less than ".rMinDiffRoom", minus".rHysteresis".- The outside temperature "rOutsideTemperature" is less than"rMinOutsideTemperature", minus ".rHysteresis".Subject to design changes WAGO Kontakttechnik GmbH & Co. KG P:O. box 2880 • D-32385 Minden Phone: 05 71 / 8 87-0 E-Mail: info@wago.comCopyright © 2013 Hansastr. 27 • D-32423 Minden Fax.: +49 (0) 5 71 / 8 87-169 Web: http://www.wago.com26