9. EMC DIRECTIVE AND LOW-VOLTAGE INSTRUCTION
9 - 6
MELSEC-
(5) Positioning Modules
(a) When wiring with a 2 m (6.6 ft.) or less cable
Ground the shield section of the external wiring cable with the cable
clamp.
(Ground the shield at the closest location to the A1SD75 external wiring
connector.)
Wire the external wiring cable to the drive unit and external device with
the shortest distance.
Install the drive unit in the same panel.
Power supply
module
CPU module
A1SD75
module
Drive unit
External wiring connector
External wiring cable (within 2 m (6.56 ft.))
Cable clamp
(b) When wiring with cable that exceeds 2 m (6.6 ft.), but is 10 m (32.8 ft.)
or less
Ground the shield section of the external wiring cable with the cable
clamp.
(Ground the shield at the closest location to the A1SD75 external wiring
connector.)
Install a ferrite core.
Wire the external wiring cable to the drive unit and external device with
the shortest distance.
Power supply
module
CPU module
A1SD75
module
Drive unit
External wiring connector
Ferrite core
External wiring cable (2 m to 10 m (6.56 ft. to 32.81 ft.))
Cable clamp
(c) Ferrite core and cable clamp types and required quantities
•
Cable clamp
Type : AD75CK (Mitsubishi Electric)
•
Ferrite core
Type : ZCAT3035-1330 (TDK ferrite core)
•
Required quantity
Required Qty
Cable length Prepared part
1 axis 2 axes 3 axes
Within 2 m (6.6 ft.) AD75CK 1 1 1
2m (6.6 ft.) to 10m
AD75CK 1 1 1
(32.8 ft.)
ZCAT3035-1330 1 2 3