Connecting An Extension Base Unit; Setting The Extension Base Number - Mitsubishi Electric Q26UD(E)HCPU User Manual

4.3

Connecting an Extension Base Unit

When using two or more extension base units, the base number must be set with their base number setting
*1
connectors.
(The number of extension bases is set to 1 by factory default.)
*1 Since the Q6WRB is fixed to the extension 1, extension base No. setting is not required.
4.3.1

Setting the extension base number

Set the extension base number in the following procedure.
1.
The base number setting connector of the extension base unit is located under the IN side base
cover. First, loosen the upper and lower screws in the IN side base cover and remove the base
cover from the extension base unit.
78
Fixing screw
Extension base unit
Flat blade screwdriver
Base cover
Base cover