Connection Of Spark Killer - Mitsubishi Electric MELDAS C6 Maintenance Manual

The cables connected to the control unit for which the shield must be connected to the ground are shown
below.
Unit name Connector name
SERVO1
SERVO2
HANDLE
ENC
Control unit
SIO
(FCU6-MU043)
(FCU6-MU042)
TERMINAL
(FCU6-MU041)
SKIP
DIO
RIO-M
RIO-M/S

3.4.3 Connection of Spark Killer

The noise generated when the coil/contact operates must be removed.
As a countermeasure, connect a spark killer in parallel with the coil/contact.
E
The CR compound element is effective in removing the noise generated due to magnetic induction.
Spark killer C: 0.033 to 0.1µF
R: 10 to 120Ω
3. INSTALLATION
3.4 Noise Countermeasures
Application/function
Servo drive unit/spindle drive unit
Auxiliary axis
Manual pulse generator
Synchronous feed encoder
RS-232C
Communication terminal
Sensor signal
Machine input/output signal
Remote I/O unit
Remote I/O unit
Contact
SK
I - 14
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Cable shield treatment
Required
Required
Required
Required
Required
Required
Required
Not required
Required
Required
Coil