2
Installation and wiring
2-10
3.3 Malfunction prevention measures
TS-X
TS-P
The following precautions must be taken to prevent noise related malfunctions.
Installation of noise filter and ferrite core
n
Install a noise filter and ferrite core near the controller.
Do not bundle the noise filter's primary and secondary wires together.
Noise
filter
Controller
Primary
wire
Secondary
wire
L1
N1
L
N
Ground wire
Noise filter's primary and secondary wires are bundled together.
The ground wire and primary wire
are bundled together.
Installation of noise filter
Bad example
23205-M1-00
Installation of surge absorbing circuit
n
A surge absorbing circuit must be installed at induction load (induction motor, solenoid valve, brake solenoid, relay, etc.)
coils which are located near the controller.
A: Diode, varistor, CR element
DC type
B: Varistor, CR element
AC type
A
B
Surge absorbing circuit installation examples
(For solenoid valve and solenoid)
23206-M1-00