Intelligent Technologies (
IT.
) D77A I/O Module Products
20
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MN05002001E
Table 22: D77A-AI8AQ8 Combination Module Specifications
* A 50V transition range exists between 30V and 80V.
Figure 14: D77A-AI8AQ8 Combination Module Diagrams
a) D77A-AI8AQ8 Module
b) Internal AC Input Circuit
c) Internal AC Output Circuit
Catalog Number
D77A-AI8AQ8
AC Input
AC Output
Nominal Voltage
120V AC, 50/60 Hz
120V AC, 50/60 Hz
Operating Voltage
80-140V AC
80-140 V AC
Number of Points
8
8
Points per Common
2
2
OFF State Voltage
0-30V AC *
—
ON State Voltage
80V-140V AC
—
Minimal Load Current (Resistive)
15 mA
—
Signal Delay
8.33 ms @ 60 Hz
10 ms @ 50 Hz
Max. Current/Point (Resistive)
—
0.5A @ 30°C
0.1A @ 55°C
Max. Current/Module (Resistive)
—
4A @ 30°C
0.8A @ 55°C
Surge Current (10 ms)
—
10A
OFF State Leakage
2 mA
QCPort Current Draw
132 mA
Isolation
1.5kV
Terminal Screw Torque
4.5 inch-pounds (0.51 Newton-meters)
Ø
1
CØ
2
3
C1
4
5
C2
6
7
C3
V A C
V A C
V A C
V A C
D77A-029
a
b
c
COM
IN
IN
L2
OUT
OUT
CR
CR
Ø
1
C4
2
3
C5
4
5
C6
6
7
C7
V A C
V A C
V A C
V A C
CR
CR
CR
CR
CR
CR
Summary of Contents for D77A
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