Main
Intelligent Technologies (IT.) D77A I/O Module Products
Page
Important Notice Please Read
Table of Contents
List of Figures
List of Tables
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Intelligent Technologies (IT.) D77A I/O Module Products
MN05002001E For more information visit: www.EatonElectrical.com v
Safety
Hazardous High Voltage
Definitions and Symbols
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General Safety
Introduction
Discrete Combination Modules
Analog Input Modules
Analog Output Modules
Approval Certifications
Catalog Numbering System
AD77A
Q16 XX
-
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Specifications
e
Physical Description
j
i
h
a b
Power Requirements
Surge Suppression
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Environmental Specifications
Device Default I/O Data
*Sign Bit 1 = True (-) 0 = False (+) **Not Used
I/O Module Summary
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Input Specifications AC Input Module Specifications
ab
Table 13: AC Input Module Specifications
* A 50V transition range exists between 30V and 80V.
c
DC Input Module Specifications
ab
c
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Analog Input Module Specifications
(See Figure 5 for circuit diagram)
a b
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(See D77A-NI4 Analog Input Module Specifications on page 10)
14 Bit Resolution Equations
(A)
ab
c
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DC Output Module Specifications
Table 17: DC Output Module Specifications
ab
c
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Relay Output Module Specifications
ab
Table 18: Relay Output Module Specifications
c
Catalog Number D77A-RQ8 D77A-RQ16 Nominal Output Voltage 0 140V AC 0 30V DC 0 140V AC
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ab
See D77A-NQ2 Analog Output Module Specifications on page16
14 Bit Resolution Equations
(A)
(D) (E)
a
bc
a
bc
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* A 50V transition range exists between 30V and 80V.
a
bc
COM IN IN
* A 60V transition range exists between 80V and 140V.
a
bc
Theory of Operation
Out-of-box Default Operation
Typical Application
a c
b de f
I/O Function Discrete Input Modules
Discrete Output Modules
Discrete Combination Modules
Analog Input Modules
M U X
Analog Output Modules
Installation
abcd
Setting Group ID
DIN rail installation requires one of two procedures:
Installation Without Backplane Module Preparation
c
b
a
Installing the Module
b
The module is now ready for installation on the DIN rail.
a
Installation With Backplane Module Preparation
c
b
a
Installing the Module
b
a
QCPort Connections
a b
Interconnects/Connections
QCPort Backplane Interconnect
Pre-manufactured QCPort Interconnect Cables
a b
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Field Wiring
G
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AC Inputs
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DC Inputs
Analog Inputs
ef
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AC Outputs
JIC-0001
Figure 38: AC Output Wiring
DC Outputs
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Analog Outputs
JIC-0008
Figure 41: Analog Output Wiring
b) 24 VDC Power Supply c) Voltage Output Device d) Current Output Device
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Combination I/O
Figure 42: Combination I/O Wiring
b) DC Loads c) Output Points d) Inputs e) 24 VDC Power Supply
Troubleshooting and Maintenance
Status LED
Fault Codes
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Troubleshooting
Renewal Parts
Communication Troubleshooting Hints Explanation of LED Duty Cycle States
Communication Hints
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Appendix A
Data Parameters
* Setting the bit from 0 to 1 indicates that the condition is true.
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Configuration Parameters
None of the Configuration Parameters support I/O data.
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Analog Data Registers
IT. Publications and Support
Publications
For copies of these and other publications please visit our website at www.EatonElectrical.com.
Company Information