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3. SIGNALS AND WIRING
(3) For MR-J3-10B1 to MR-J3-40B1
EM1
NFB MC
L
1
L2
1-phase
100 to
120VAC
ALM RA1
P1
P
DICOM
DOCOM
L11
L21
N
D
C
U
V
W
(Note 1)
(Note 2)
CNP1
CNP3
PE
CNP2
U
V
W
2
3
4
1
M
Motor
Encoder
CN2
24VDC
(Note 3)
Encoder cable
(Note 6)
DOCOM
Forced stop
CN3CN3
OFF
Forced
stop
ON
MC
MC
SK
(Note 4)
Alarm
RA1
Controller
forced stop
RA2
Servo amplifier Servo motor
(Note 5)
Trouble
(Note 4)
(Note 5)
Blank
P2
Note 1. Always connect P1 and P2. (Factory-wired.) The power factor improving DC reactor cannot be used.
2. Always connect P and D. (Factory-wired.) When using the regenerative option, refer to section 11.2.
3. For the encoder cable, use of the option cable is recommended. Refer to section 11.1 for selection of the cable.
4. If deactivating output of trouble (ALM) with parameter change, configure up the power supply circuit which switches off the
magnetic contactor after detection of alarm occurrence on the controller side.
5. For the sink I/O interface. For the source I/O interface, refer to section 3.7.3.
6. Refer to section 3.10.