ABB C1900 Series Manual de instalación - Página 11
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4.3.3 Eight Digital Inputs or Outputs
(Module Types 4 and 5 respectively) –
Figs. 4.8 and 4.9
A plug-in link is used to select the board's function; digital
inputs or digital outputs – see Fig. 4.8. The maximum current
drain from each TTL output must not exceed 5mA.
PL2
PL2
3
2
3
4
1
4
Digital Inputs
Digital Outputs
Fig. 4.8 Selecting the Digital Module Function
(Module Types 4 and 5)
1
2
3
4
5
6
7
8
9
10
11
12
Connections
Fig. 4.9 Eight Digital Inputs or Outputs Connections
(Module Types 4 and 5)
PL2
4
1
2
1
Common
Common
Input 1
Output 1
Input 2
Output 2
Input 3
Output 3
Input 4
Output 4
Input 5
Output 5
Input 6
Output 6
Input 7
Output 7
Input 8
Output 8
Common
Common
or
Input
Output
Connections
4 ELECTRICAL INSTALLATION
4.4 Power Supply Selection
and AC Connections – Fig. 4.10
Digit 10
Code Label
1 9 x x x x x x x x x x x x x x
3 or 6
Selector not Fitted
on 24V A.C.
A – Selecting the Supply Voltage
Power Switch and Fuse
(Optional) – see
Information
Line
Neutral
Ground
B – Power Supply Connections
Information. Fuse ratings:
115V Supply – 1A (20 X 5mm) Type T
230V Supply –
24V Supply
– 4A (20 X 5mm) Type T
Warning. Ensure that the Ground lead is longer
than the Line and Neutral leads.
Fig. 4.10 Power Supply Selection and AC Connections
1 or 4
115
2 or 5
230
115
X
Remove Plug to
make Connection
1
⁄
A (20 X 5mm) Type T
2
9