Technical data

February 2007
44
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PLC, I/O & Communications Products
IT. Connect
Remote I/O Modules (D77A Series)
AC Input AC Output Module — D77A-AI8AQ8
Table 55. Specifications
1
Resistive current at 55°C.
Table 56. Operating Voltage Range
Figure 54. Wiring Diagram — AC Input AC Output
Figure 55. Circuit Diagram — AC Input AC Output
Description Specification
AC Input AC Output
Nominal Voltage 120V AC
Operating Voltage 80 – 140V AC
Number of Points 8
Points per Common 2
Signal Delay 1/2 Cycle
(programmable
to 250 mS)
—
OFF-State Voltage < 30V AC —
ON-State Voltage > 80V AC —
Nominal Current 15 mA —
Signal Delay — 1/2 Cycle
Max. Current per Point
1
— .5A @ 30°C
.1A @ 55°C
Max. Current per
Module
1
— 4A @ 30°C
.8A @ 55°C
Surge Current (10 mS) — 10A
OFF-State Leakage — 2 mA
Isolation 1,500V
Module Current Draw 104 mA
OFF State Transition Region ON State
Input 0 30V AC 80V AC 140V AC
Output 0V AC 80V AC 80V AC 140V AC
0CR
1
C4
V AC
2
3
C5
V AC
4
5
C6
V AC
6
7
C7
V AC
0
1
C0
V AC
2
3
C1
V AC
4
5
C2
V AC
6
7
C3
V AC
CR
CR
CR
CR
CR
CR
CR
Com
In
L2
Out
Out
In