α
2 Simple Application Controllers
4.4
AC Power Supply and Input Wiring
4.4.1
AC Power Supply and Input Wiring
Figure 4.3: AC Power Supply and Input Wiring Diagram
L
N
L N
Table 4.3:
Ref.
1
AC power supply, 100 - 240V AC~, 50/60Hz
2
Circuit isolation device
3
Circuit protection device - Limit to 1.0 Amp
4
AC power terminals
5
Unused terminals
6
Input terminals
7
Digital input switches
4.4.2
AL2-4EX-A2 Input Wiring
Figure 4.4: AL2-4EX-A2 Input Wiring Diagram
L
N
Table 4.4:
Ref.
1
AC power supply, 220 - 240V AC~, 50 / 60Hz
2
Circuit isolation device
3
Circuit protection device - Limit to 1.0 Amps
4
COM (N) terminal
5
Input terminals
6
Digital input switches
"L" and "N" terminals
are not reversible.
1 2 3 4 5 6
INPUTS
AC Power Supply and Input Wiring
"L" and "N" terminals
are not reversible.
EI1 EI2
EI3 EI4
COM
(N)
AC Power Supply and Input Wiring
7 8
Item Description
Item Description
Wiring 4
ENG-20