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6.3 Operation for Replacing/Removing the Control Unit
Replacing the Control Unit due to its Failure
Operation of Control unit
Operation of Control Unit Engineering Tool
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Enter the network information for the
replaced control unit.
Refer to
Connect the parent terminal of control unit
and the computer with a LAN cable.
Change the control operation state of the control unit to STOP.
It can be changed both from the unit and from the software.
Execute it from either of them.
Control unit operation
Software operation
Set the STOP/RUN switch of the unit to STOP.
Change the control operation state of the unit.
Refer to
Replace the failing control units.
Connect the lithium battery to the replaced
control unit.
Refer to
Make a one-to-one connection between
the replaced control unit and the
computer with a LAN cable.
Yes
No
Have you set up the password for
every replaced control unit?
Set up the password of the control unit.
Refer to
Write the network information into the
control unit. Refer to
Yes
No
Have you set up the network
information for every replaced
control unit?
Start
When the control operation state is changed
to STOP, the output state is as follows.
Control method
Output state
Interlocking control
Retention
Compressor control
All OFF
Schedule control
Retention
Turn off the power and external power
supply for contact output of every control
unit in the system.
Make a one-to-one connection between
the control unit and the computer with a
LAN cable.
