Mitsubishi Electric Q26UD(E)HCPU User Manual page 82

3.
Install the base cover to the extension base unit and tighten the base cover screw. (Tightening
torque: 0.36 to 0.48N•m)
● Set extension base numbers in the order of connection, starting from the extension base unit connected to the main base
unit.
● Set correct extension base number for the base number setting connector. Do not set the same extension base number
for two or more extension base units and do not skip extension base number setting. Doing so may cause incorrect input
or incorrect output.
80
Base cover
Extension base unit
Fixing screw
Flat blade screwdriver
Base cover