11. OPTIONS AND AUXILIARY EQUIPMENT
11 - 19
2) Control circuit terminal
POINT
Under tightening can cause a cable disconnection or malfunction. Over
tightening can cause a short circuit or malfunction due to damage to the screw
or the brake unit.
A
RES
PC
B
SD
BUE
C
MSG
SD
MSG
SD SD
Jumper
Terminal block
Sheath
Core
6 mm
Wire the stripped cable after twisting to prevent the cable
from becoming loose. In addition, do not solder it.
Screw size: M3
Tightening torque: 0.5 to 0.6 [N•m]
Wire size: 0.3 mm
2
to 0.75 mm
2
Screw driver: Small flat-blade screwdriver
(Tip thickness: 0.4 mm/Tip width 2.5 mm)
(b) Cables for connecting the servo amplifier and a distribution terminal block when connecting two sets
of the brake unit
Wire size
Brake unit
HIV wire [mm
2
]AWG
FR-BU2-15K 8 8
(4) Crimp terminals for P+ and N- terminals of servo amplifier
(a) Recommended crimp terminals
POINT
Always use recommended crimp terminals or equivalent since some crimp
terminals cannot be installed depending on the size.
Servo amplifier Brake unit
Numb
er of
conne
cted
units
Crimp terminal (Manufacturer)
(Note 1)
Applicable
tool
200 V
class
MR-J4-500A FR-BU2-15K 1 FVD5.5-S4(JST) a
2 8-4NS(JST) (Note 2) b
FR-BU2-30K 1 FVD5.5-S4(JST) a
MR-J4-700A FR-BU2-15K 2 8-4NS(JST) (Note 2) b
FR-BU2-30K 1 FVD5.5-S4(JST) a
Note 1.
2.
Symbols in the applicable tool field indicate applicable tools in (4)(b) of this section.
Coat the crimping part with an insulation tube.
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