Mitsubishi Electric MELSEC iQ-R Series Configuration Manual page 139

RQ extension base unit
■ Mounting procedure
(1)
(2)
(3)
When using the programmable controller in an environment of frequent vibration or impact, secure the module
to the base unit using screws.
• Module fixing screw: M312 (sold separately)
■ Removal procedure
(1)
(2)
• When module fixing screws are used, remove the screws first and module from the base unit. Failure to do
so may damage the module.
• The module surface temperature may be high immediately after power-off. When the module is removed,
pay attention to the burn injury.
1.
When a cap is attached to the module connector of the
base unit, remove it.
2.
Insert the module fixing projection (1) into the module
fixing hole (2).
3.
Push in the module until the module fixing hook (3)
snaps into place.
4.
Check that the module fixing hook (3) hangs the base
unit and the module is mounted on the base unit
securely.
1.
Support the module with both hands and securely press
the module fixing hook (1) with your finger.
2.
Pull the module straight supporting it at its bottom while
pressing the module fixing hook (1).
3.
While lifting the module, remove the module fixing
projection part from the module fixing hole (2).
5 INSTALLATION AND WIRING
5.8 Mounting/Removing a Module or Terminal Block
5
137