Eaton Electrical D77A user manual Discrete Combination Module Operation

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Intelligent Technologies (IT.) D77A I/O Module Products

Discrete Combination Modules

Combination modules have the properties of both input and output points in a single module. The behavior of the combination module’s input and output points are the same as those found in discrete input and output modules.

Input	Optical	Debounce	QCPort
Input	Isolation	Logic/Control	Comm
	Isolation	Logic/Control	Comm
		LED
		Indication
		Optical Isolation	Output	Output
		Optical Isolation	Drivers	Output
			Drivers
				D77A-032

Figure 19: Discrete Combination Module Operation

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MN05002001E

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Contents Intelligent Technologies IT D77A I/O Module Products D77A-AI8D77A-AI8AQ8Page Important Notice Please Read Table of Contents List of Figures List of TablesPage Hazardous High Voltage SafetyDefinitions and Symbols General Safety Avis AvisoIntroduction All ModulesDiscrete Input Modules Discrete Output ModulesDiscrete Combination Modules Analog Input ModulesAnalog Output Modules Approval CertificationsD77A a Q 16 Catalog Numbering SystemSpecifications Physical DescriptionSurge Suppression Dimensional DataPower Requirements Environmental Specifications Device Default I/O DataCategory Description Specification Bit ByteType I/O Description Module SummaryVoltage Part Number Catalog Number D77A-AI8 D77A-AI16 Input SpecificationsAC Input Module Specifications DC Input Module Specifications Catalog Number D77A-DI8 D77A-DI16Analog Input Module Specifications D77A-NI4 Catalog Number Voltage Input Current Loop InputSee D77A-NI4 Analog Input Module Specifications on Bit Resolution Equations Catalog Number D77A-AQ8 D77A-AQ16 Output SpecificationsAC Output Module Specifications DC Output Module Specifications Catalog Number D77A-DQ8 D77A-DQ16Relay Output Module Specifications Catalog Number D77A-RQ8 D77A-RQ16Analog Output Module Specifications D77A-NI4 Catalog Number Voltage Output Current Loop OutputAnalog Output Curves for 14 Bit Resolution Catalog Number DC Sink/Source Input DC Mosfet Sink Output Special I/O SpecificationsCombination Module Specifications D77A-DI8RQ8 Catalog Number DC Sink/Source Input Relay OutputD77A-AI8AQ8 Catalog Number AC Input AC OutputD77A-AI8RQ8 Catalog Number AC Input Relay OutputTypical Application Out-of-box Default OperationTheory of Operation Function Discrete Input Module OperationDiscrete Combination Module Operation Filter Setting Total Update Time ADC CPUCPU DAC Installation Setting Group IDInstallation Without Backplane Module PreparationInstalling the Module Installation With Backplane Do not rock the module onto the DIN rail QCPort Connections Interconnects/ConnectionsPre-manufactured QCPort Interconnect Cables Configuration O PropertyField Wiring Symbol DefinitionMOV AC Input Wiring AC InputsDC Input Wiring DC InputsAnalog Input Wiring Analog InputsAC Output Wiring AC OutputsDC Output Wiring DC OutputsRelay Output Wiring Relay OutputsAnalog Output Wiring Analog OutputsCombination I/O Wiring Combination I/OTroubleshooting and Maintenance Fault CodesStatus LED State LED BehaviorTroubleshooting Communication Troubleshooting HintsRenewal Parts Explanation of LED Duty Cycle StatesStatus LED Description Explanation Problem SolutionCommunication Hints Appendix a Data ParametersSize Description Byte BitSign Bit = True = False + Configuration Parameters Mode Description Active/Passive0x8006 32774 Slave Address Timer will not decrement IT. Publications and Support Analog Data RegistersPublications Publication DescriptionCompany Information