Eaton Electrical D77A - Manual (Page 27)

Intelligent Technologies ( IT.) D77A I/O Module Products
MN05002001E For more information visit: www.EatonElectrical.com 19
Table 21: D77A-DI8RQ8 Combination Module Specifications
* A 12V transition range exists between 6V and 18V.
Figure 13: D77A-DI8RQ8 Combination Module Diagrams
a) D77A-DI8RQ8 Module
b) Internal DC Input Circuit
c) Internal Relay Output Circuit
Catalog Number
D77A-DI8RQ8
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)
IN
IN
COM
Ø
1
CØ
2
3
C1
4
5
C2
6
7
C3
V D C
V D C
V D C
V D C
D77A-028
a
b c
OUT
OUT
C
CR
CR
V A C/DC
V A C/DC
V A C/DC
V A C/DC
Ø
1
C4
2
3
C5
4
5
C6
6
7
C7
CR
CR
CR
CR
CR
CR