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n RECOMMENDED POWER WIRING DIAGRAM
L
N
MC
Start
MC
1. Power Supply
2. Circuit Isolation Device
3. Power On Pilot Indicator
4. Circuit Protection Device - Limit to 1.0A
5. Alpha2 Main Unit
6. Emergency Stop
7. Magnetic Switch Contact
8. Power Supply for Loads
n AL2-_ _MR-A INPUT WIRING
"L" and "N" terminals are
L
not reversible.
N
L
N
1
2
1. AC Power Supply, 100 - 240V AC~ 50/60 Hz
2. Circuit Isolation Device
3. Circuit Protection Device - Limit to 1.0A
4. AC Power Terminals
5. Unused Terminals
6. Input Terminals
7. Digital Input Switches
n AL2-_ _MR-D (SINK/SOURCE) INPUT WIRING
Source Input Wiring Diagram
+
-
(A) (B)
1
2
3
Sink Input Wiring Diagram
+
-
(A) (B)
1
2
3
Mitsubishi Electric Automation, Inc.
L
N
+ -
"L" and "N"
terminals are
not reversible.
3
4
5
6
7
8
INPUTS
4
5
6
7
8
INPUTS
4
5
6
7
8
INPUTS
1. DC Power Supply, 24V DC
2. Circuit Isolation Device
3. Circuit Protection Device - Limit to 1.0A
4. DC Power Terminals
5. Sink/Source Input Wiring Terminals
6. Sensor Input Switches
7. Input Terminals
8. Analog Input (DC Source input only)
n AL2-_ _MR-_ OUTPUT WIRING
Relay Output Wiring
OUT1
OUT2 OUT3 OUT4
1. Alpha2 Main Unit
2. Mutually exclusive outputs
3. Output Devices
4. Circuit Protection Device - See Table below to determine fuse size
5. Emergency Stop
6. DC Power Supply
7. AC Power Supply
n CIRCUIT PROTECTION (FUSE)
Relay Circuit Protection (Fuse)
Circuit
AL2-10MR-_, AL2-24MR-_ (O01 - O04)
Voltage
AL2-14MR-_ (O01 - O06)
5VDC
12VDC
24VDC
10A / Circuit
100VAC~
240VAC~
ALPHA2 QUICK START MANUAL
OUT5 OUT6
AL2-24MR-_ (O05 - O09)
3A / Circuit
5
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