Specifications

CONTROLLER (Feb. 2009)
CNTR-39
CONTROLLER
DATA U4
3. SYSTEM CONTROLLER
3-7. Central controller [GB-24A]
Operation mode
switching
Switches between Cool / Dry / Auto / Fan / Heat / Setback.
(Group of LOSSNAY unit : automatic ventilation/ vent - heat
interchange/ normal ventilation)
*Operation modes vary depending on the air conditioner unit.
Te mperature
setting
*Range of temperature settings vary depending on model.
Fan speed setting
Air flow direction
setting
Schedule
operation
To day /weekly /annual schedule can be set in groups from the units.
Schedule will be prioritized and performed in orders of To day
annual weekly. Schedules (ON/OFF, mode, set temp,
permit/prohibit) can be changed up to 12 times per day.
*2: Schedule operation setting vary depending on the model.
Permit / Prohibit
local operation
Individually prohibit operation of each local remote control function
(ON/OFF, Operation mode switching, Te mperature setting, Reset filter).
*3: When the local remote controller inactivation command is
received from the main system controller, "Disabled"appears in
inverted display on the operation setting screen.
Indoor unit intake
temperature
Measures the intake temperature of the indoor unit only when the indoor
unit is in operation.
Prohibits the scheduled operation from being executed.
ON/OFF
Run and stop operation for the air conditioning units
Error
Hold
When an error is currently occurring on an air conditioning unit, the
afflicted unit and the error code are displayed.
*4: When an error occurs, the "Error" LED flashes. The operation
monitor screen shows the abnormal unit by flashing. The error monitor
screen shows the abnormal unit's address, error code and source of
detection. The error log monitor screen shows the time, date, abnormal
unit's address, error code and source of detection.
Te st run
Ventilation
equipment
External
input/output
This operates air conditioning units in test run mode.
The interlocked system settings can be performed by the master system
controller. When setting the interlocked system, you can use the ventilation
switch to switch the free plan LOSSNAY settings between "Hi", "Low"
and "Stop". When setting a group of only free plan LOSSNAY units, you
can switch between "Normal ventilation", "Interchange ventilation" and
"Automatic ventilation".
By using accessory cables you can set and monitor the following.
Input: By level signal: "Batch start/stop", "Batch emergency stop"
By pulse signal: "Batch start/stop", "Enable/disable local remote controller"
Output: "Start/stop", "Error/Normal"
*5: Requires the external I/O cable (PAC-YG11HA) sold separately.
Item
Description
Operations
Display
*1: Louver cannot be set.
* Air flow direction settings vary depending on the model.
Range of temperature setting
:Each unit
:Collective
:Each block:Each group
:Each floor :Not available
*1
*2
*3
*4
*5*5
Functions
Models with 5 air flow speed settings: Hi/Mid-2/Mid-1/Low, Auto
Models with 4 air flow speed settings: Hi/Mid/Low, Auto
Models with 2 air flow speed settings: Hi/Low
*Fan speed settings vary depending on the model.
Air flow direction 4-angle or 5-angle, Swing, Auto
( ) in case of using middle-temperature on PDFY, PEFY by setting DipSW7-1 to ON.
Cool/Dry : 19°C - 30°C(14°C - 30°C) / 67°F - 87°F(57°F - 87°F)
Heat : 17°C - 28°C(17°C - 28°C) / 63°F - 83°F(63°F - 83°F)
Auto : 19°C - 28°C(17°C - 28°C) / 67°F - 83°F(63°F - 83°F)
Setback : Upper limit : 21°C - 30°C(21°C - 30°C) / 69°F - 87°F(69°F - 87°F)
Lower limit : 17°C - 26°C(17°C - 26°C) / 63°F - 79°F(63°F - 79°F)
A.
*1 Microsoft Internet explorer Ver. 6 or later by Microsoft Corporation is
needed. (Note: You must have “Sun Microsystems Java”; plug-in Ver.1.4.2
or later). Microsoft is a registered trademark of Microsoft Corporation in the
United States and other countries.
*2 The maximum number of the controllable units varies depending on the
indoor unit or DIDO controller (the number of contacts used).
®
B. One GB-24A can control maximum of 24 units
(including indoor units/LOSSNAY/DIDO
*2
/AI/PI controller).
C. Using GB-24A's web functions, an error notification
email containing the address and error code can be
sent to the appointed email address if any problem
occurs in the air conditioning system.
D. Set back mode enables the indoor temperature
to be controlled within the setting range (°C/°F
°C/°F).
E.
Hold operation is a priority function and when it is
effective, local remote controller operation
(ON/OFF,Mode,set temp) and schedule setting will
be prohibited.
Hold operation will maintain even after electric power failure. Use the
Automatic restoration after power failure function on the air conditioning units.
The centralized controller GB-24A combines Web
function, which enable the air conditioner system
management through
a PC browser screen.
*1 The management can even be carried out remotely.
Note: Connect GB-24A to a private network.
250 (9
7
/
8
)
130 (5
1
/
8
)
External dimension
Unit:mm[in.]