Eaton Electrical user manual D77A-DI8RQ8, Catalog Number DC Sink/Source Input Relay Output

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

Table 21: D77A-DI8RQ8 Combination Module Specifications

	D77A-DI8RQ8

Catalog Number	DC Sink/Source Input	Relay Output


Nominal Voltage	24V DC	—

Operating Voltage	18-30V DC	0-140V AC
		0-30V DC

Number of Points	8	8

Points per Common	2	2

Signal Delay	5 ms	—

OFF State Voltage	0-6V DC *	—

ON State Voltage	18V-30V DC	—

Nominal Current	5 mA	—

Signal Delay	—	Relay ON Time 3 ms
		Relay OFF Time 6 ms

Max. Current/Point (Resistive)	—	3A

Max. Current/Module (Resistive)	—	24A

Mechanical Life	—	1,000,000 Operations

Electrical Life	—	100,000 Operations

QCPort Current Draw	121 mA

Isolation	1.5kV

Terminal Screw Torque	4.5 inch-pounds (0.51 Newton-meters)

* A 12V transition range exists between 6V and 18V.

	Ø
	1
V D C	CØ
	2
	3
V D C	C1
	4
	5
V D C	C2
	6
	7
V D C	C3

CR

CR

V A C/DC

CR

CR

V A C/DC

CR

CR

V A C/DC

CR

CR

V A C/DC

Ø

1

C4

2

3

C5

4

5

C6

6

7

C7

IN

IN

COM

b

OUT

OUT

C

c

D77A-028

a

Figure 13: D77A-DI8RQ8 Combination Module Diagrams

a)D77A-DI8RQ8 Module

b)Internal DC Input Circuit

c)Internal Relay Output Circuit

MN05002001E

For more information visit: www.EatonElectrical.com

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Contents D77A-AI8D77A-AI8AQ8 Intelligent Technologies IT D77A I/O Module ProductsPage Important Notice Please Read Table of Contents List of Tables List of FiguresPage Safety Definitions and SymbolsHazardous High Voltage Avis Aviso General SafetyDiscrete Output Modules IntroductionAll Modules Discrete Input ModulesApproval Certifications Discrete Combination ModulesAnalog Input Modules Analog Output ModulesCatalog Numbering System D77A a Q 16Physical Description SpecificationsDimensional Data Power RequirementsSurge Suppression Bit Byte Environmental SpecificationsDevice Default I/O Data Category Description SpecificationModule Summary Voltage Part NumberType I/O Description Input Specifications AC Input Module SpecificationsCatalog Number D77A-AI8 D77A-AI16 Catalog Number D77A-DI8 D77A-DI16 DC Input Module SpecificationsD77A-NI4 Catalog Number Voltage Input Current Loop Input Analog Input Module SpecificationsSee D77A-NI4 Analog Input Module Specifications on Bit Resolution Equations Output Specifications AC Output Module SpecificationsCatalog Number D77A-AQ8 D77A-AQ16 Catalog Number D77A-DQ8 D77A-DQ16 DC Output Module SpecificationsCatalog Number D77A-RQ8 D77A-RQ16 Relay Output Module SpecificationsD77A-NI4 Catalog Number Voltage Output Current Loop Output Analog Output Module SpecificationsAnalog Output Curves for 14 Bit Resolution Special I/O Specifications Combination Module SpecificationsCatalog Number DC Sink/Source Input DC Mosfet Sink Output Catalog Number DC Sink/Source Input Relay Output D77A-DI8RQ8Catalog Number AC Input AC Output D77A-AI8AQ8Catalog Number AC Input Relay Output D77A-AI8RQ8Out-of-box Default Operation Theory of OperationTypical Application Discrete Input Module Operation FunctionDiscrete Combination Module Operation ADC CPU Filter Setting Total Update TimeCPU DAC Setting Group ID InstallationModule Preparation Installation Without BackplaneInstalling the Module Installation With Backplane Do not rock the module onto the DIN rail Interconnects/Connections QCPort ConnectionsPre-manufactured QCPort Interconnect Cables O Property ConfigurationSymbol Definition Field WiringMOV AC Inputs AC Input WiringDC Inputs DC Input WiringAnalog Inputs Analog Input WiringAC Outputs AC Output WiringDC Outputs DC Output WiringRelay Outputs Relay Output WiringAnalog Outputs Analog Output WiringCombination I/O Combination I/O WiringState LED Behavior Troubleshooting and MaintenanceFault Codes Status LEDExplanation of LED Duty Cycle States TroubleshootingCommunication Troubleshooting Hints Renewal PartsProblem Solution Communication HintsStatus LED Description Explanation Byte Bit Appendix aData Parameters Size DescriptionSign Bit = True = False + Mode Description Active/Passive Configuration Parameters0x8006 32774 Slave Address Timer will not decrement Publication Description IT. Publications and SupportAnalog Data Registers PublicationsCompany Information