Is the indication System Central controlled on the Monitoring
screen, as shown below?
This indication is shown in the following cases.
When iPU, Interface for use in BACnet
®
is connected to the
intelligent Touch Controller, the low order control inhibit setting
is available for iPU, Interface for use in BACnet
®
.
The lower order control inhibit is a setting that inhibits operation
of air conditioners from the intelligent Touch Controller central
management controller and ON / OFF controller and enables
commands from iPU, Interface for use in BACnet
®
only. When
this setting is made, System Central controlled indication is
shown on the intelligent Touch Controller.
When the setting is released, the System Central controlled
indication disappears and operation with the intelligent Touch
Controller becomes available.
Item
Description and Corrective Action
Collective Operation, Start and
Stop buttons are not shown on
the Monitoring screen of the
intelligent Touch Controller and
operation of air conditioners is
made impossible.
Before Having the Product Serviced
System Central controlled indication?
100
Maintenance