
B-63943EN/02 11.CONNECTION FOR Series 300is/310is/320is
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(iii) Mounting backup unit
Install the backup unit on the rear of the MDI unit or in the
pendant box where the CNC main unit is housed.
Because the backup unit contains parts with limited service life,
it should be installed in a place where parts can be replaced
easily during maintenance work.
Example of mounting the backup unit on the rear of the MDI unit
Connector (CA75)
Backup unit
Note2
Connector
Clamp
NOTE
1 The connector of the backup unit cable is of an
easy lock type. Clamp the cable near the
connector so that the connector will not be pulled
with the weight of the cable.
2 Connect the shielding terminal of the backup unit to
a grounded cabinet or the grounding stud on the
LCD-mounted type or the display unit for the is
series CNC mounted on a grounded cabinet.