Marathon Computer AACC 2000 manual TunE, DrA.t, Adc

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	Marathon Monitors Inc.


tunE	One-shot autotune enable
drA	Adaptive tune enable
drA.t	Adaptive tune trigger level in display units. Range = 1 to 9999
Adc	Automatic Droop Compensation (PD control only)

AACC 2000 Carbon	39	Nov. 1, 1997
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Contents Copyright Marathon Monitors INC Marathon Monitors Inc Mechanical Installation Electromagnetic compatibility SafetyElectrostatic discharge precautions CleaningPersonnel Safety SymbolsWiring Power IsolationConductive pollution Over-temperature protectionOvercurrent protection Voltage ratingInstallation requirements for EMC Grounding of the temperature sensor shieldRouting of wires Equipment ratings Environmental ratingsGeneral Electrical safetyMarathon Monitors Inc Installation Outline dimensions Model 2000 controller Outline dimensions ModelUnplugging and plugging-in the controller To install the controllerIntroduction Controller labelsModel Aacc 2000 rear terminal layout Rear terminal layoutsMarathon Monitors Inc Module 1, 2 Sensor input connectionsSnubbers Two terminal modulesFour terminal modules COMDual output modules Connections for Process Value 2 PV2 Connections for Process Value 3 in module positionCommunication module EIA-485 wiring Wiring of 2-wire EIA-485 serial communications linkMarathon Monitors Inc Operation Front Panel LAYOUTs 26.0SP2 Button or Name ExplanationOP1 OP2Basic operation AlarmsOperating modes Display units Automatic modeOutput power demand Home displaySetpoint Manual ModeList header displays Parameters and HOW to Access ThemMarathon Monitors Inc Parameter names Parameter displaysTo change the value of a parameter List 1OFFOFF PID.1 PIDSTD FactPass Name Description Prob Probe list Process Factor Millivolt input OffsetHydrogen or CO constant Name Description Adc TunEDrA DrA.tHcb Pid PID listSEt RESInput list Setpoint listOutput list CmS Comms listInFo Information list FF.OP Access ListAlarms Display What it means What to do about it Shows Diagnostic alarms2b Diagnostic alarms Access Levels Access list header Password entryAccess to Read-only Configuration Configuration password Configuration levelLevel selection Hiding or revealing a complete list Setting operator access to a parameterEdit level Returning to Operator LevelPromoting a parameter This sheet intentionally left blank Parameter Code Meaning or Function TuningHow to tune One-shot TuningTypical automatic tuning cycle Calculation of the cutback valuesAdaptive tune Manual Tuning Proceed as follows Setting the cutback valuesAutomatic droop compensation Adc Integral action and manual resetMotorized valve control Name Description Values Mtr Motor list Min Max DefaultInertia and backlash settings Adjusting the minimum on-time ‘mp.t’Marathon Monitors Inc Enable in configuration level Gain schedulingSet the transfer point Configuration Press to enter configuration Selecting configuration levelChanging the passwords Leaving Configuration LevelSB.OP REULIN D1SA EnabRely CMSNone YES DIGPMV SP.FF InSt Instrument configurationName Description Values Meaning H2OProcess value config Input configurationCJC Setpoint configuration VAL.LVAL.H Alarm configuration Values Table a Alarm types ValueAlarm Modes Digital input 1 configuration Action on contact closure Digital input 2 configuration Action on contact closureIMP Alarm relay configuration VfltPflt Combining several digital events on to one output Comms 1 module configModule config 1A b C1 Module 1 configurationCool For ‘id’ = ‘LoG.i’ i.e logic input use the LA Conf’ list on 2A/b/C Module 2 configurationDisplayed value low SEL 3A/b/C Module 3 configurationModule configuration C Module configurationPoint Custom Linearisation VAL.1VAL.8 CAL User calibration Password configurationExit Exit configuration DC Output CalibrationUser calibration Exit configuration User Calibration EnableCalibration Configuration List User Calibration EnableOffset calibration Input list headerCalibration type Set Offset See table on the right for additional parametersDisplayed Value Two-point calibrationSelect Low-point Calibration Adjust low-point calibrationSelect High-point Calibration Adjust High-point CalibrationName Parameter description Meaning Calibration points and Calibration offsetsParameter Table Default HY1 Ssel FLT3 Marathon Monitors Inc AL1 Module 2A High Value VAL.1 101 Index Two-point calibration User calibration Aacc 2000 Carbon