Kaysun KCCT-64 I (B), Owners & Installation Manual

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Installation & Owner‘s Manual
10
2. Backlight
The backlight will be on by pressing any key except“ ”,when the backlight is off.
The backlight will be on,when centralized controller is operating,
The backlight will be off, if no key is pressed over 30s.
3. Buzzer
When the backlight is on and the centralized controller keys are un-lock, any key (except
for the ) is pressed ,the centralized controller will carry on relative function, the buzzer will
buzz once . If this key has long press function, the centralized controller will carry on the relative
functin, but the buzzer will buzz once only.
When the backlight is off, any key (except for key) is pressed, only the backlight is lighted
on, the centralized controller will not operate the key, and the buzzer will not buzz.
2.3.2 Power on or reset
2.3.3 Emergency stop and forced on
When the centralized controller is powered on or reset through the key :
The buzzer long buzz for 2 seconds: all display segments of LCD are luminous for 2 seconds
and then goes off;
1 second later, the system enters the normal display status. The centralized controller is in the
main page display status and displays the first page, and searches the in-service air conditioners
in the network.
Once the search is finished, the centralized controller enters the mode setting page, and sets
the first in-service air conditioner by default.
When the emergent stop switch of the centralized controller is connected,all the air
conditioners in the centralized controller network will be shut down compulsorily,and the LED
flashes as 0.5Hz.The centralized controller and computer and all functional modules are disabled
from startup and shutdown until the emergent stop switch is break. When the forced on switch
of the centralized controller is connected, all air conditioners in the nerwork of the centralized
controller will start up compulsorily. By default, they will run in the cooling mood. The startup and
shutdown operations of the centralized controller and computer and all functional modules will be
disabled (only the command of startup is sent to the air conditioner
,
without affecting operation of
the remote controller after startup) until the forced on switch is break.
If the foregoing two switches are connected concurrently, the emergent stop switch shall have
preference.