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

Special I/O Specifications

Combination Module Specifications

Table 20: D77A-DI8DQ8 Combination Module Specifications

 

D77A-DI8DQ8

 

 

 

 

Catalog Number

DC Sink/Source Input

DC MOSFET Sink Output

 

 

 

 

 

 

Nominal Voltage

24V DC

24V DC

 

 

 

Operating Voltage

18 – 30V DC

18 – 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

1 ms

 

 

 

Max. Current/Point (Resistive)

0.75A

 

 

 

Max. Current/Module (Resistive)

6A

 

 

 

Surge Current (10 ms)

4A

 

 

 

OFF State Leakage

1 mA

 

 

 

QCPort Current Draw

99 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

CR

Ø

 

1

CR

1

V D C

CR

2

 

2

CR

3

 

3

COM

-

V D C

C1

V D C

+

 

 

 

 

4

CR

4

 

5

CR

5

V D C

C2

CR

6

 

6

CR

7

 

7

COM

-

V D C

C3

V D C

+

 

 

 

 

a

 

 

IN

IN

COM

b

+24

OUT

OUT

C

c

D77A-011

Figure 12: D77A-DI8DQ8 Combination Module Diagrams

a)D77A-DI8DQ8 Module

b)Internal DC Input Circuit

c)Internal DC Output Circuit

18

For more information visit: www.EatonElectrical.com

MN05002001E

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Eaton Electrical D77A user manual Special I/O Specifications, Combination Module Specifications