Extension Base Unit - Mitsubishi Electric MELSEC iQ-R Series Configuration Manual

Extension base unit

This section describes the part names of the extension base unit. (The R612B is used as an example.)
(10) (3) (6) (10) (2) (5)
(1)
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No. Name
(1) Extension cable connector (IN)
(2) Extension cable connector (OUT)
(3) Extension connector cover
(4) Module connector
(5) Module fixing hole
(6) Base unit installation hole
(7) DIN rail adapter mounting hole
(8) Guide
(9) Production information marking
(10) 10m mark
For the redundant power supply extension base unit, the power supply module mounted on the left power supply slot is
POWER 1, and the power supply module mounted on the right power supply slot is POWER 2. This number is used to
recognize the redundant power supply module when the special relay or special register is used.
Description
A connector for connecting to a base unit (upper level). A MELSEC iQ-R series extension cable is connected
here.
A connector for connecting to a base unit (lower level). A MELSEC iQ-R series extension cable is connected
here.
When no cable is connected, attach the supplied extension connector cover to prevent entry of foreign matter
such as dust.
A protective cover for the extension cable connector
A connector for mounting MELSEC iQ-R series modules. The CPU module and remote head module cannot be
mounted on an extension base unit.
Attach a blank cover module (RG60) to a connector where no module is mounted to prevent entry of foreign
matter such as dust.
A screw hole to fix a module to the base unit (M312 screw)
A hole to install a base unit to a control panel (M4 screw)
A hole to mount a DIN rail adapter
A guide to mount a module to the base unit
Shows the production information (16 digits) of the module.
Indicates that the base unit supports the ten-meter extension cable (RC100B).
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3
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3 PART NAMES
81
3.2 Base Unit