With Cc-Link Communication/Modbus Communication - Mitsubishi Electric MDU-BN Instruction Manual

3.3.2 With CC-Link communication/MODBUS communication

1 Precautions for mounting
Install with an amount of space left
equal to the measurement on the right
or higher. (Figure 23)
MDU panel cutting dimensions
86.5
C L
C L
(Figure 22)
Use a panel with a board thickness
from 1 mm to 3.2 mm.
2 MDU panel mounting
(1) Screw the FG wire (green) pulled
from the MDU to the FG terminal
on the fixing bracket.
(Use the included " M4 × 6 " screw.)
3 Mounting of terminal block to fixing bracket
(1) Connect the terminal block to the fixing bracket. (Figure 24)
(Use the two included " M3 × 12 " screws.)
FG wire (green)
Terminal block
Screw (M3 × 12)
( )
tightening torque
0.6 to 0.8 N·m
fixing bracket
(CC-Link/MODBUS)
Model
NF250-SEV
with MDU
250 A
frame
NF250-HEV
with MDU
NF400-SEW
with MDU
400 A
frame
NF400-HEW
with MDU
NF800-SEW
with MDU
800 A
frame
NF800-HEW
with MDU
(2) Insert the terminal block and fixing
bracket connected to the MDU into the
holes cut into the panel, from the front
of the panel.
MDU
FG terminal screw
Screw (M4 × 6)
( )
Tightening torque
1.4 to 1.8 N·m
(Figure 24)
C L
A B
218
158
228
C L
263
205
393
282
221
402
(Figure 23)
Screw (M3 × 12)
( )
tightening torque
0.6 to 0.8 N·m
13
Rear type and plug-in type
are shown. For rere type,
leave some space with the
connection wiring, insulation
barrier, etc.
Caution
When mounting the MDU to the panel, be careful
not to damage the terminal block or cables.
(2) Insert the MDU so that it is pushing against
the panel.
Push it against the panel so that the two
fixing bracket holes are inserted into
the screw points, from the back of the panel.
(Refer to 3.3.1 Figure 19 on page 11.)
(3) Insert the included nuts (M3) into the screw
points from the back of the panel, and then
tighten them into place. (Figure 25)
Nuts (M3)
(tightening torque: 0.6 to 0.8 N·m)
MDU connector
(Figure 25)
View from behind panel
Caution