Technical data
May 2007
CA05001001E For more information visit: www.eaton.com
43
PLC, I/O & Communications Products
IT. Connect
Remote I/O Modules (D77A Series)
DC Output Modules Source —
D77A-DQ8C, D77A-DQ16C
Table 54. DC Output Modules Specifications
Resistive current at 55°C ambient.
Figure 52. Wiring Diagram — DC Output Modules Source,
D77A-DQ8C & D77A-DQ16C
Figure 53. Circuit Diagram — DC Output Modules Source,
D77A-DQ8C & D77A-DQ16C
Relay Output Modules — D77A-RQ8, D77A-RQ16
Table 55. Relay Output Modules Specifications
Resistive current at 55°C ambient.
Figure 54. Wiring Diagram — Relay Output Modules, D77A-RQ8 &
D77A-RQ16
Figure 55. Circuit Diagram — Relay Output Modules, D77A-RQ8 &
D77A-RQ16
Description Specification
Nominal Voltage 24V DC
Type MOSFET Source
Operating Voltage 18 – 30V DC
Number of Outputs 8 (D77A-DQ8C)
16 (D77A-DQ16C)
Points per Common 4
Signal Delay 1 mS
Max. Current per Point
.75A
Max. Current per Module
6A (D77A-DQ8C)
12A (D77A-DQ16C)
Surge Current (10 mS) 4A
OFF-State Leakage .5 mA
Module Current Draw 29 mA (D77A-DQ8C)
45 mA (D77A-DQ16C)
8CR
9
10
11
–
––
+
–
+
V DC
12
13
14
15
++
0
1
2
3
4
5
6
7
CR
CR
CR
CR
V DC
CR
CR
CR
CR
V DC
CR
CR
CR
COM COM
COM
CR
V DC
CR
CR
CR
COM
–
–
+
+
0
1
2
3
4
5
6
7
CR
V DC
CR
CR
CR
COM
COM
D77A-DQ16CD77A-DQ8C
CR
V DC
CR
CR
CR
V DC
Out (Q)
Out (Q)
V DC
COM
Description Specification
Nominal Voltage 120V AC
24V DC
Number of Outputs 8 (D77A-RQ8)
16 (D77A-RQ16)
Points per Common 2
Relay OFF Time 6 mS
Relay ON Time 3 mS
Max. Current per Point
3A
Max. Current per Module
24A (D77A-RQ8)
48A (D77A-RQ16)
Electrical Life 100,000 Cycles
Mechanical Life 1,000,000 Cycles
Module Current Draw 92 mA (D77A-RQ8)
164 mA (D77A-RQ16)
8CR
9
C4
V AC/DC
V AC/DC
V AC/DC
V AC/DC
10
11
C5
12
13
C6
14
15
C7
CR
CR
CR
CR
CR
CR
CR
0
CR
1
C0
V AC/DC
V AC/DC
V AC/DC
V AC/DC
2
3
C1
4
5
C2
6
7
C3
CR
CR
CR
CR
CR
CR
CR
Out
Out
C