Specifications

CONTROLLER (Feb. 2009)
CNTR-15
CONTROLLER
DATA U4
3. SYSTEM CONTROLLER
12
6
3
GROUP
SELECT
MODE
TEST RUN
AIR
DIRECTION
FAN SPEED
ON/OFF
0
87
54
CLOCK/
PATTERN
PROHIBITION
TIMER
MODE
TEMP.
REMOTE
G-50A
CENTRAL CONTROLLER
9
INS.
DEL.
SCREEN
BACK
ENTER
VENTILATION
RESET
ON/OFF
Operation mode
switching
Switches between Cool / Dry / Auto / Fan / Heat.
(Group of LOSSNAY unit : automatic ventilation/ vent - heat
interchange/ normal ventilation)
Operation modes vary depending on the air conditioner unit.
Temperature
setting
Range of temperature settings vary depending on model.
Fan speed setting
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
Air flow direction
setting
Timer operation
For one day, you can set start/stop three times and you can set
enable/disable three times.
For a week's schedule, you can store three start/stop patterns
and one enable/disable pattern.
2: When the timer is set, "Timer enabled" is shown on the
operation setting screen of the LCD.
Permit / Prohibit
local operation
Individually prohibit operation of each local remote control
function (Start/Stop, Change operation mode, Set temperature,
Reset filter).
3: When the local remote controller inactivation command is
received from the master system controller, disabled mark
appears in inverted display on the operation screen.
Indoor unit intake
temperature
Measures the intake temperature of the indoor unit only when
the indoor unit is operating.
Error
When an error is currently occurring on an air conditioner unit,
the afflicted unit and the error code are displayed.
4: When an error occurs, the LED flashes. The operation
monitor screen shows the abnormal unit by flashing it. The
error monitor screen shows the abnormal unit address,
error code and source of detection. The error log monitor
screen shows the time and date, the abnormal unit
address, error code and source of detection.
Te st run
This operates air conditioner units in test run mode.
ON/OFF
Run and stop operation for the air conditioner units
Ventilation
equipment
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".
External
input/output
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-YG10HA-E) sold
separately.
Item
Description
Operations Display
Air flow direction angles, 4-angle, 5-angle Swing, Auto
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
2
1
3
4
55
Functions
A. The central controller of G-50A combines Web
function (optional), which enable the air conditioner
system management on a PC browser screen.
The management can even carried out remotely.
Microsoft
® Internet explorer Ver. 5 or later by
Microsoft Corporation is needed.Microsoft is a
registered trade mark of
Microsoft Corporation in
the United States and othercountries.
B. Together with integrated centralized control software
TG-2000A,
and/or PLC, many optional functions like
"Charging", "Peak-cut", "Energy saving", "General
equipment management", "Scheduling" etc, can be
carried out. Details, please refer to sections of TG-
2000A and PLC software.
C. One G-50A can control maximum 50 Indoor units
(including Lossnay). The TG-2000A can manage
maximum 40 G-50As, therefore can manage
maximum 2000 Indoor units
(including Lossnay).
D. Taking advantage of G-50A's Web functions, alarm-
ing E-mail containing address and error code can
be sent to appointed E-mail address upon any fault
happen at the air conditioner system. This could
release standby personnel and save operation
cost.
2-
1
/
4
3
/
4
1
/
8
2-
3
/
4
31
/
32
11-
11
/
32
4-
3
/
16
5-
7
/
16
1-
27
/ 32
Installation plate
11-
13
/
16
4-
3
/
4
ON/OFF
G-50A
CENTRAL CONTROLLER
8-
21
/
32
1-
5
/
16
1-
13
/
16
3-
19
/ 32 1-
27
/
32
11
1-
1
/
8
13
/
16
1
/
2
3-
9
/
32
POWER
GND 12VDC
91
CN2
51
CN1
RS232C
Ethernet
A B S
M-NET
3-
9
/
32
External dimension
Unit:mm[in.]
Cool/Dry:
Heat
:
Auto :
300
[ ]
280
[ ]
220
[ ][ ][ ]
120
[ ]
28
[ ]
91
[ ]
47
[ ]
21
[ ]
[ ]
13
83.5
[ ]
106
[ ]
83.6
[ ]
288
[ ]
138
[ ]
47
[ ]
25
[ ]
70
[ ]
57
[ ]
19
[ ]
3
[ ]
46 34
73
ºF
Auto mode is only for the CITY MULTI
®
R2 and WR2 series.
( ) in case of PDFY/PEFY/PFFY-E indoor unit.
Fan speed setting (including Auto) varies depending on the model.
3-4. Central controller [G-50A]