Library for Building Automation Function Block Descriptions ... - Wago

Library for Building Automation Function Block Descriptions ... - Wago Library for Building Automation Function Block Descriptions ... - Wago

12.07.2015 Views

Function Description:The function block Latching Relay is identical to that of a toggle flip flop. The functionblock reacts on the switching signal at the “xSwitch“ input with a change overfunction. The input is protected by a debounce time of approx. 30ms. The outputsignal “xActuator“ changes its value with every positive switching signal at theinput.The output signal can be switched via the input objects “xCentON“ or “xCentOFF“.Parameter “bModeOnReset“ determines the function blocks behavior following areset at the coupler. The following settings are possible for this parameter:0 = Switching OFF following a reset1 = Switching ON following a reset3 = No change following a reset (the initial value before reset is restored)Note:This function block uses some residual variables having a VAR_RETAINdeclaration.Subject to design changes WAGO Kontakttechnik GmbH & Co. KG Postfach 2880 • D-32385 Minden Tel.: 05 71 / 8 87-0 E-Mail: info@wago.comCopyright © 2009 Hansastr. 27 • D-32423 Minden Fax.: 05 71 / 8 87-169 Web:http://www.wago.com46

Latching Relay with Feedback (Fb_LatchingRelayFeedb)Latching Relay with Feedback (Fb_LatchingRelayFeedb)WAGO-I/O-PRO CAA Library elementsCategory:Building AutomationName:Fb_LatchingRelayFeedbType: Function Function block X ProgramLibrary Name:Building_common.libApplicable to:All programmable fieldbus controllersInput Parameter: Data type: Comment:xSwitch BOOL Input for switching signalxCentOFF BOOL Switching signal Central OFFxCentON BOOL Switching signal Central ONbFeedback BOOL Input for Feedback signalFeedback Value: Data type: Comment:xActuator BOOL Output switching signalGraphical Display:Time Referenced Behavior:xSwitchxCentONxCentOFFxFeedbackxActuator1 secondSubject to design changes WAGO Kontakttechnik GmbH & Co. KG Postfach 2880 • D-32385 Minden Tel.: 05 71 / 8 87-0 E-Mail: info@wago.comCopyright © 2009 Hansastr. 27 • D-32423 Minden Fax.: 05 71 / 8 87-169 Web:http://www.wago.com47

Latching Relay with Feedback (Fb_LatchingRelayFeedb)Latching Relay with Feedback (Fb_LatchingRelayFeedb)WAGO-I/O-PRO CAA <strong>Library</strong> elementsCategory:<strong>Building</strong> <strong>Automation</strong>Name:Fb_LatchingRelayFeedbType: <strong>Function</strong> <strong>Function</strong> block X Program<strong>Library</strong> Name:<strong>Building</strong>_common.libApplicable to:All programmable fieldbus controllersInput Parameter: Data type: Comment:xSwitch BOOL Input <strong>for</strong> switching signalxCentOFF BOOL Switching signal Central OFFxCentON BOOL Switching signal Central ONbFeedback BOOL Input <strong>for</strong> Feedback signalFeedback Value: Data type: Comment:xActuator BOOL Output switching signalGraphical Display:Time Referenced Behavior:xSwitchxCentONxCentOFFxFeedbackxActuator1 secondSubject to design changes WAGO Kontakttechnik GmbH & Co. KG Postfach 2880 • D-32385 Minden Tel.: 05 71 / 8 87-0 E-Mail: info@wago.comCopyright © 2009 Hansastr. 27 • D-32423 Minden Fax.: 05 71 / 8 87-169 Web:http://www.wago.com47

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