ZEN Programmable Relay_Operation Manual (W385-e1-3) (986765), страница 9
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The time will continue whenthe trigger input turns ON again. The ON status of the timer bit is also heldwhen the timer times out.Only ON-delay holding timers are supported.Timer Operation (T0 to T7)Timer typeX■OFON delaytimerOFF delaytimerOne-shotpulse timerOperationTurns ONafter a setinterval afterthe triggerinput hasturned ON.Stays ONwhile the trigger input isON and turnsOFF after aset intervalafter the trigger input hasturned OFF.Remains ONfor a set interval when thetrigger inputturns ON.Flashing pulse Turns ON andtimerOFF repeatedly at setintervals whilethe triggerinput is ON.Trigger inputReset inputMainapplicationsTime lag operationsSettingPresentvalue0Timer bitTrigger inputReset inputSettingPresentvalueUseful for timing for lightingand ventilating fans0Timer bitTrigger inputReset inputSettingPresentvalue0Timer bitTrigger inputReset inputSettingPresentvalue0Timer bitUseful forquantitativeoperationwhere operation is alwaysrequired forthe sameperiod.Useful as analarm circuitfor flashingemergencylighting orbuzzers.55Using Timers (T) and Holding Timers (#)Section 3-6Holding Timer Operation (#0 to #3)Timer typeXON delaytimer only3-6-1OperationTurns ONafter a setinterval afterthe triggerinput hasturned ON.MainapplicationsWhen operation is to becontinuedeven duringmomentarypower interruptions andlonger powerinterruptions.Trigger inputReset inputSettingPresentvalue0Timer bitSettings in the Ladder Program Edit ScreenTimer triggers, reset outputs, and timer inputs are drawn on the LadderProgram Edit Screen.
Settings are made on the Parameter SettingsScreen.Trigger specificationTimer numberTimer trigger outputTimer reset outputTrigger inputReset inputTimer addressReset specificationTime up outputTimer bitTimer addressTimers: T0 to T7 (8 timers)/ Holding Timers: #0 to #3 (4 timers)Trigger inputT (TRG)Reset inputR (RES) Controls the timer reset output. When the reset input turns ON, thepresent value is reset to 0 and the timer bit turns OFF. Trigger inputsare not accepted while the reset input is ON.Timer bitTurns ON according to the timer type.3-6-2Controls the timer trigger output.
Triggers the timer when the triggerinput turns ON.Settings in the Parameter Settings ScreenTimer typeTimer addressTime units (s)Monitor enabled/disabledSet value56Using Timers (T) and Holding Timers (#)Section 3-6Timer TypesXON delay■OFF delayOOne-shot pulseFFlashing pulseTime Units and SettingsS00.01 to 99.99 s (in 0.01-s units)Error: 0 to –10 msM:S 00 min 01 s to 99 min 59 s (in minutes and seconds)Error: 0 to –1 sH:M 00 h 01 m to 99 h 59 m (in hours and minutes)Error: 0 to –1 minMonitor Enabled or Disabled3-6-3AOperating parameters can be monitored and settings changed.DOperating parameters cannot be monitored nor settings changed.Parameter Monitor Screen DisplayTrigger input status(❍: OFF/●: ON)Timer present valueTimer bit status(❍: OFF/●: ON)RUNReset input status(❍: OFF/● : ON)Timer setting57Using Counters (C)3-7Section 3-7Using Counters (C)Up to 8 counters can be used in incremental or decremental mode.
Thepresent value for counters and the status of counter bits (ON/OFF) areheld even when the operating mode is changed or there is a power interruption.OperationCounter bits turn ON when the count value (present value) exceeds thesetting (present value ³ set value). The count returns to 0 and the bitsturns OFF when the reset input turns ON. Count inputs are not acceptedwhile the reset input is ON.I0 (DIR)I1 (CNT)I2 (RES)Set valuePresent value0000Counter bit3-7-1Settings in the Ladder Program Edit ScreenOutputs for the counter input, counter direction, and counter reset arewritten in the Ladder Program Edit Screen.
Counter input conditions canalso be written. Settings are made in the Parameter Settings Screen.Count input specificationCounter addressOutput to counter inputCount inputCounter directionspecification inputReset inputCounter addressCounter direction specification outputCounter direction specificationCounter reset outputReset specificationCounter bit outputCounter bitCounter address C0 to C7 (8 points)Counter inputC (CNT) Increments (or decrements) each time thecount input turns ON.Counter direction specification inputD (DIR)Switches between incremental and decremental counting.OFF: IncrementalON: Decremental58Using Counters (C)3-7-2Section 3-7Reset inputR (RES) When the reset input turns ON, the presentvalue returns to 0 and the counter bit turnsOFF. Count inputs are not accepted while thereset input is ON.Count inputTurns ON when the counter has counted out (PV ³ SV)Settings in the Parameter Settings ScreenCounter addressMonitor enabled/disabledSet valueSet value0001 to 9999 (4 decimal digits) timesMonitor enabled/ AdisabledOperating parameters can be monitored andsettings changed.D3-7-3Operating parameters cannot be monitored orsettings changed.Parameter Monitor Screen DisplayCounter present valueCount input status(❍: OFF/●: ON)RUNCounter direction specificationinput status (❍: OFF/●: ON)Note1.Counter bit status (❍: OFF/● : ON)Counter settingReset input status(❍: OFF/●: ON)To reset the counter present value and counter bit status (ON/OFF) when at power interruptions or when the operating mode ischanged, create a counter reset circuit when you first execute theprogram.
An example is shown below.Counter resetoutput2.If the counter input and counter direction are input simultaneously, place the output for the counter direction before the output forthe counter input in the program.Counter direction specification outputOutput to counter input59Using Weekly Timers (@)3-8Section 3-8Using Weekly Timers (@)Weekly timers turn ON between the specified start and stop times onthe specified days. Weekly timers have 8 points (@0 to @7.)OperationDay of the weekTime24:00Stop time17:30Start time8:15MonTuesWedThursFriSatSun0:00Weekly timerbit3-8-1In this example, the weekly timer turns ON every dayfrom Tuesday to Friday between 8:15 and 17:30.Settings in the Ladder Program Edit ScreenWeekly timer inputs are written in the Ladder Program Edit Screen.Settings are made in the Parameter Settings Screen.Weekly timer addressTime up outputWeekly timer addresses3-8-2@0 to @7 (8 timers)Settings in the Parameter Settings ScreenWeekly timer addressStart dayStop dayMonitor enabled/disabledStart timeStop timeNote When the flashing cursor is on the start day, press the Right Button and then the Up/Down Buttons to set the stop day.
If the stopday is not set, the timer will operate according to the set time only.Day60Start daySun/Mon/Tues/Wed/Thurs/Fri/SatStop daySun/Mon/Tues/Wed/Thurs/Fri/Sat/NoneUsing Weekly Timers (@)Section 3-8TimeMonitorenabled/disabledStart time00:00 to 23:59Stop time00:00 to 23:59AOperating parameters can be monitoredand settings changed.DOperating parameters cannot be monitored or settings changed.Relationship between Start and Stop Days and TimesSetting and operationStart and stopdayStart and stoptimeSettingexampleOperationWhen start dayis before stopdayMO - FROperates Monday to Friday every week.When start dayis after stop dayFR - MOOperates every Friday through to the followingMonday.When start andstop days arethe sameSU - SUOperates regardless of the day of the week.When stop daynot setSU -Operates every Sunday only.When start timeis before stoptimeON: 08:00 Operates 8:00 to 17:00 every day.OFF: 17:00When start time ON: 21:00 Operates 21:00 to 0:60 the next day.is after stop time OFF: 06:00When start andstop times arethe same3-8-3ON: 13:00 Operates regardless of the time.OFF: 13:00Parameter Monitor Screen DisplayStart dayCurrent dayStop dayCurrent timeWeekly timer bit status(❍: OFF/●: ON)RUNStart timeStop time61Using Calendar Timers (*)3-9Section 3-9Using Calendar Timers (*)Calendar timers turn ON between specified dates.
There are 8 calendar timers (*0 to *7).OperationEnd dateStart dateDec 31Sep 1Apr 1Jan 1Calendar timerbit3-9-1The calendar timer bit is ON between 1April and 31 August.Settings in the Ladder Program Edit ScreenCalendar timer inputs are written in the Ladder Program Edit Screen.Settings are made in the Parameter Settings Screen.Calendar timer addressTime up outputCalendar timer address *0 to *7 (8 timers)3-9-2Settings in the Parameter Settings ScreenCalendar timer addressMonitor enabled/disabledStart dateStop dateStart date62Jan 1 to Dec 31Stop date (See note.)Jan 1 to Dec 31Monitor enabled/disabledAOperating parameters can be monitored andsettings changed.DOperating parameters cannot be monitored orsettings changed.Analog Inputs (Analog Comparators (A))Section 3-10Relationship between Start and Stop DatesSetting and operationSettingexampleWhen start dateis before stopdateStart and stopdate settingsand operationOperationON: 04/01 Operates between 1 April and 31 August.OFF: 09/01 (See note.)When start date ON: 12/26 Operates between 26 December and 6 Januis after stop date OFF: 01/07 ary the following year.When start andstop dates arethe same.ON: 07/26 Operates regardless of the date.OFF: 07/26Note To stop operation on August 31, set the stop date to the followingday (September 1).3-9-3Parameter Monitor Screen DisplayCurrent dateCalendar timer bit status (❍: OFF/●: ON)Start dateStop dateRUN3-10Analog Inputs (Analog Comparators (A))Analog voltage inputs between 0 and 10 V can be incorporated intothe CPU Units with a DC power supply (2 points, I4 and I5).The analog input signal is converted to BCD (00.0 to 10.0).
Theresults can be used with one of the comparators A0 to A3, and the 4comparison outputs can be used as input conditions in the program.24 VDCDevice withanalog voltageoutputAnalog signal input: 0.0 to 10.0 V+ -63Analog Inputs (Analog Comparators (A))Section 3-10Operation• Example 1(When comparison shows analoginput 1 (I4) ³ 5.2 V)Setting• Example 2(When comparison shows analoginput 1 (IN4) is £ analog input 2 (I5))Converted value10.010.510.0Analog input 1 (I4)5.2Analog input 2(I5)00.00.010.5 V10.0 V00.0Input voltageAnalogcomparatorbitThe analog comparator bit turnsON when the analog input voltagereaches is 5.2 V or higher.AnalogcomparatorbitThe analog comparator bit turns ONwhen the analog input 2 voltage ishigher than the analog input 1 voltage.Note Do not make negative signal inputs to analog inputs I4 or I5.
Ifnegative signals are made, the internal elements may be damaged.3-10-1Settings in the Ladder Program Edit ScreenThe analog comparator input is written in the Ladder Program EditScreen. Settings are made in the Parameter Settings Screen.Analog comparator bitComparison resultoutputAnalog comparator address64A0 to A3 (4 comparators)Analog Inputs (Analog Comparators (A))3-10-2Section 3-10Settings in the Parameter Settings Screen• Comparing Analog Inputsand Constants(When I4 ³ constant)Analogcomparatoraddress• Comparing Analog Inputs(When I4 £ I5)AnalogcomparatoraddressComparison data 1OperatorComparison data 1OperatorMonitor enabled/disabledMonitor enabled/disabledComparison data 2Comparison data 2Comparison data 1 determines the comparison pattern.
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