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Read this manual before installation and operationMake sure that it is well kept for later reference
0150511210-A
Content
Brief �������������������������������������������������������������������������������������������������������������������1
Explanation ��������������������������������������������������������������������������������������������������������5
Operation instructions����������������������������������������������������������������������������������������6
Installation and connections ����������������������������������������������������������������������������13
Troubleshooting �����������������������������������������������������������������������������������������������18
3rd Party connection port ��������������������������������������������������������������������������������19
1
BriefMain features and functions Central controller YCZ-A003 Mainly design for Amazon series system�Can control and monitor the indoor units condition ,maximum can control 128groups ,each group can maximum connect to 16 indoor units� All the controls,such as individual control ,zone control, time setting, timer setting etc� ,can berealized by touch screen� Connecting diagram as follows:
Main functions are:1.Maximum can monitor 128 groups* indoor unit operation mode ,airflowspeed, temp�, setting ,ON/OFF ,error code display etc� condition�2.Can set mode ,airflow speed ,temp. etc. for individual /zone /All .3�Can check indoor unit real temp�, pipe temp� etc� parameters�4�Can set LIFO (Last enter have high priority ),central control ,lock etc� 3 typesof operation modes�5�Can monitor the indoor units malfunction and save the error code for futurechecking�6�Weekly timer setting ;7�Can set random units groups to one zone ,maximum can set 128 groups to one zone, after set zone ,each indoor unit of this zone can have sameoperation status�(default setting :one group is one zone)�
igu05
igu05
igu05
outdoorunit
outdoorunit
outdoorunit
indoorunit
indoorunit
indoorunit
indoorunit
indoorunit
indoorunit
indoorunit
indoorunit
indoorunit
indoorunit
indoorunit
indoorunit
indoorunit
indoorunit
indoorunit
indoorunit
indoorunit
indoorunit
YCZ-A003
central controller
wiredcontroller
wiredcontroller
wiredcontroller
max 16 units
no�128 group
max 128 group
YCZ-A003
2
BriefPart name and function explanationCentral controller YCZ-A003 Mainly design for Amazon series system�Can control and monitor the indoor units condition ,maximum can control 128groups ,each group can maximum connect to 16 indoor units� All the controls,such as individual control ,zone control, time setting, timer setting etc� ,can berealized by touch screen� Connecting diagram as follows:
Font cover
Colorful LCD
Group
Use one wired controller controlled one or several sets(maximum 16) indoorunit as one unit ,they use the same central control address ,the Centralcontroller think one unit�Set one group only can use one mode control ,can*t control one set of thegroup individually� One group minimum has one set indoor unit, maximum 16 sets indoor units�
wired controller wired controller wired controller
NO�1 GROUP NO�2 GROUP NO�3 GROUPmax 16
3
BriefZone
We can set several group with same function or near position as one zone� We can control the whole zone ,also can control one group individually� Default group can put into one corresponding zone� Minimum one zone has one group ,maximum one zone can have 128 groups�
Indoor unit display
wired controller
wired controller
wired controller
wired controller
wired controller
wired controller
NO�1 GROUP
NO�1 GROUP
NO�2 GROUP
NO�2 GROUP
NO�3 GROUP
NO�3 GROUP
max 16
max 16
4
BriefThe indoor unit be checked will display in this page ,if one page can't displayall the units ,we can use page up/down button check �use green color standard unit in operation ,use brown color standard for stopunit ,use RED color standard for the unit with malfunction�
Zone display
Default design are: each indoor unit stay at the corresponding number zone,such as No�1 unit stay no�1 zone ,No�2 unit stay at zone 2,No� 128 unit stay atno�128 zone� When the indoor unit in communications, the zone can be displayed� When select one zone ,the right side condition frames will display the indoorunit condition with smallest no� of this zone�
5
ExplanationDisplay and LCD explanation
Button Explanation:
Icons
Monitor: Main View Zone Setup: Zone set Schedule Setup: Weekly timer setting Unit->Zone: From Unit no� display change to Zone displayZone-> unit: From Zone display to Unit no� display Start All: All ON Stop All: All OFFShow Zone Schedule: Display the indoor unit no� On/Off: Unit On/Off Operation Mode: Operation mode and setting Set Temperature: Temp� display and setting Fan Speed: Fan speed display and setting TC1 Temp: Indoor gas pipe temp�TC2 Temp: Indoor liquid pipe temp� Room Temp: Indoor real temp�Error Code: Error code OK: All the condition setting finished, press OK send out order;Cancel: Cancel
grey: Operation Brown :Stop Red: malfunction
machine no� displayarea
control area
menu
6
Operation instructionsDate and time setting
Zone name setting
Press "set time", the timer setting interface will pop-up� adjust the year/month/date and time by pressing the up/down button�
7
Operation instructionsSelect the zone no� to be changes, press "change name",enter the zone name interface�
Input name and press set ,then the setting finished, pls. notice: Maximum 12letters permitted�
Control explanationIndividual indoor unit setting
8
Operation instructionsSet the indoor unitUse ON/OFF to set start/stop the unit setting;ON= Start the unit ,OFF=stop the unit ,No change=don't change the condition;Use Mode to set the operation sett ing; Auto=auto, Heat=heating, Cool=Cooling, Dry=dehumidify ,Fan =Airflow ; no change =don't change thecurrent mode, Use temp� to set the temperature(16~30degree),set no change=don't change current temp, fan =set airflow speed, auto=auto, high=Highspeed airflow ,middle =middle speed airflow, low=low speed airflow ,nochange=don't change the current airflow.The date displayed is current setting condition�
Whole zone control Set one zone ,control from the right size control zone ,control setting methodsame as individual control�The frame displayed condition is the minimum no� indoor unit condition of thiszone�Individual control of zone Press "show zone selected" ,the interface will display all the indoor units oftarget zone�
Zone indoor unit setting
9
Operation instructions
Press the indoor unit to be controlled ,control the indoor unit from right sizeframe, the control method is the same as individual control�
Press "All on",all the indoor units start to operation ,keep all the status beforestart ,press "All off", stop all the indoor units ,the previous setting status don'tchange�
All the indoor unit setting
10
Operation instructionsSchedule setting
Type : Select indoor no� setting or zone setting,� Select "zone"= setting aszone, select "group"= setting as indoor unit no�No: Zone no� or indoor unit No�Setting: set timer setting method and indoor unit no. or zone no., select "√"before the day no. ,then set Time, ON/OFF,MODE, airflow speed, then press ADD ,one setting will finished.Edit: select the items to be edited ,right size frame will display all theparameters, change the parameter ,then press Edit, the revise will be finished.Delete :Select the items to be deleted, press "delete", the operation will befinished.
11
Operation instructionsZone Setting
Zone list: Zone no�Member: indoor unit of the zone Group list*indoor unit no� First time operation,each indoor unit default as itself zone ,such as no�1 unit as zone 1,no� 128 unitas zone no� 128�If we want to change the zone setting ,first take out the indoor unit from default zone, then add to target zone �Zone settingSelect the zone no� from left side frame, then select the target no� of the rightside frame ,press <<,the indoor unit will adds to target zone ,*member* listdisplay the unit added �Zone Cancel Press the target zone no�, "Member" list will display all the indoor unit no�,select one indoor unit no�, press >> ,the unit no� will disappear from this zone ,and right side "group list" will display the unit no�When cancel all the indoor unit from this zone ,this zone no� will disappear�
12
Operation instructionsOff Power Clock settingIf power off time less than 192 hours, the internal time no need to reset;If the power off time more than 192 hours ,the internal clock will stop , all thetime will disappear and need to reset the time�Notice:If the power off time more than 192 hours, and don't reset the clock ,the system will supply wrong time schedule�
Press "Set time", the date setting interface will pop-up ,adjust the time by using ↑ , ↓ button.
How to choice the 3 operation modes for connecting to Amazon-Unitary Smart-Multiupgrade� Switch on the unit Select the desired operation mode in the window Follow the indication to reboot the system (switch off the power supply)�
13
Installation and connectionsDimensionsConnecting board
Central controller
14
Installation and connectionsStrong commended that YCZ-A003 and IGU05 install the unattached powerswitch, it is very convenient for service�Easy installation, allows for installation the unit either directly to the wall surface or use the back cover hole in the wall�First fix the back cover embed the wall or wall surface.
After connecting wirings, insert the central controller into the back cover ,openthe front cover , fix the central controller to the back cover by using 4 screwsaccording to the above pictures shows ,then cover the front cover�
Wiring Connection220AC
Cautions: Wrong connections that power supply leads to the part of PCB burned and fire
Outdoor communication
Outdoor communication
terminal
terminal
with polarity
with polarity
15
Installation and connectionsDip switch setting methodConnecting board address setting method OFF:1 ON:0
11
1 2
2
3
3
4
4
5
5
6
6
7
7
8
89
10
20
30
14
24
11
21
31
15
25
12
22
32
16
26
18
28
13
23
17
27
19
29
No�
PreservedPreservedPreserved
0
0
0 0
0
00
0
0
000
0
0
0
0
0
0
00
0
0
0
0
0
0
0
0
0
000
0
0
0
0
0
0
00
0
0
00
00
0
0
0
0
0
0
0
00
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
11
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1111
16
Installation and connectionsCentral controller address switch:
11
1 2
2
3
3
4
4
5
5
6
6
7
7
8
89
10
20
30
14
24
11
21
31
15
25
12
22
32
16
26
18
28
13
23
17
27
19
29
No�
PreservedPreservedPreserved
0
0
0 0
0
00
0
0
000
0
0
0
0
0
0
00
0
0
0
0
0
0
0
0
0
000
0
0
0
0
0
0
00
0
0
00
00
0
0
0
0
0
0
0
00
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
11
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1111
17
Installation and connectionsWiring standard10�5 central controller signal wiring standardThe wire from connecting board to central controller and from master to slavecontroller should use twin-core shield wiring� The detailed size as follow sheet
And one end of the shield level must connect to the earth �
Installation position selection1� Don't install the position near to the noise atmosphere, Such as Computer ,Elevator, lift or other equipment to avoid malfunctionhappens� 2� Don't install the controller in high humidity or heavy vibration position3� No sun shine direct access or close to thermal resources, try to avoid themalfunction�
Signal wire length<100
100<X<200200<X<300300<X<400
400<X<1000
Wiring size0�3mm2
0�5mm2
0�75mm2
1�25x2mm2
2x2mm2
18
Troubleshooting
phenomenon Reason SolutionsUnit no� display Red
Press the LCD and noaction happens
Malfunction happensbecause of staticelectricity
Stop the power andrestart the unit ,if stillcan't resolve it ,contactour after-service people�
Stop the power andrestart the unit ,if stillcan't resolve it ,contactour after-service people�
Malfunction happensbecause of staticelectricity
Pls� check the scheduletimer setting ,change it ifneeded
Pls� try to install theunit below 40 Degreeatmosphere
No signal display o theLCD
Pls� check whether theambient temp� is very hot
Controller is very hotwhen touch it
Pls� check whether theambient temp� is very hot
Air conditioner operateautomatically
This unit Error happens Check the unit
19
3rd Party connection portYCZ-A003, IGU05 wiring diagram
conn
ect t
o in
door
and
outd
oor
com
mun
icat
ion
wire
P, Q
conn
ect t
o in
door
and
outd
oor
com
mun
icat
ion
wire
P, Q
2 co
re s
cree
n w
irew
ith p
olar
ity
3rd
Par
tyco
nnec
tion
port
baud
rate
data
bit
chec
kout
stop
bit
20
3rd Party connection portIGU05
Connector:L,N: power supply 220VAC 50HZGND: presetPTC: preset485B3 (B3) : preset485A3 (A3) : preset485B2 /BUS(B2) : connect to indoor P,Q485A2 /BUS (A2) : connect to indoor P,Q485B1 (B1) : connect to YCZ-A003 485B1485A1 (A1) : connect to YCZ-A003 485A1
Function:protocol transfer: -----home bus transfer to 485Home bus: 2400bps and 9600bps baud rate, you need restart the powersupply after change the baud rate485: 9600bps
1: One outdoor system need use one IGU052: One central controller can connect 32 piece of IGU05 maximum3: If only have one outdoor system also need connect IGU05
21
3rd Party connection portCentral controller connector definition
Connector definition: L,N: power supply 220VAC 50HZGND: presetPTC: preset485B3 (B3) : preset485A3 (A3) : preset485B2 /BUS(B2) : connect to exterior equipment "-"485A2 /BUS (A2) : connect to exterior equipment "+"485B1 (B1) : connect to IGU05 485B1485A1 (A1) : connect to IGU05 485A1
Function:1� control-single unit control, zone control, total control2� zone setting and zone naming3� weekly timer-can set single unit ,zone ,total unit4� the exterior equipment modbus rtu connector
The exterior equipment connector slave address default:1
2 core screen wirewith polarity
3rd Party connectionport
data bitcheckoutstop bit
baud rate
connect IGU05
22
3rd Party connection port
1
2
3
4
5
6
7
8
9
10
14
11
15
12
16
13
0
1
2
3
4
5
6
7
8
9
10
14
11
15
12
13
YCZ-A003 exterior equipment connector tableDI: Input signalDO: Output signalAI: Input signalAO: Output signalCOM: Communication portSignal type is depending on the BAS system connector� For example: DOmean BAS system output signal, need connect to air conditioner DI�Baud rate 9600Data bit 8Parity bit NOStop bit 1Standard Modbus (RTU) protocol
Use 03H code to search, use 10H code to control�
No� description
preset 40005
40005
40005
40005
40005
40005
40005
40005
40005
40005
40005
40005
40005
40005
40005
40005
preset
preset
preset
preset
preset
preset
preset
preset
preset
preset
preset
preset
preset
preset
Total open/closesetting
protocol address
protocol annex address
type
DO
DO
DI
DI
state1 state2 state3 state4 remark
0:close
1:open
23
3rd Party connection port
No� description
40006
40007
40008
40009
40010
40130
40131
40132
40133
40134
40135
40136
40137
40138
40258
40259
40260
protocol address
protocol annex address
type state1 state2 state3 state4 remark
0:auto
0:auto
0:auto
0:auto
0:auto
0:auto
0:auto
0:auto
0:auto
1:fan
1:fan
1:fan
1:fan
1:fan
1:fan
1:fan
1:fan
1:fan
3:dehumidify
3:dehumidify
3:dehumidify
3:dehumidify
3:dehumidify
3:dehumidify
3:dehumidify
3:dehumidify
3:dehumidify
4:heating
4:heating
4:heating
4:heating
4:heating
4:heating
4:heating
4:heating
4:heating
2:cooling
2:cooling
2:cooling
2:cooling
2:cooling
2:cooling
2:cooling
2:cooling
2:cooling
read/write
read/write
read/write
read/write
read/write
read/write
read/write
read/write
read/write
16-30
16-30
16-30
16-30
16-30
16-30
16-30
16-30
AO
AO
AO
AO
AO
AO
AO
AO
AO
AO
AO
AO
AO
AO
AO
AO
AO
No�1 indoormode setting
No�2 indoormode setting
No�3 indoormode setting
No�4 indoormode setting
No�5 indoormode setting
No�125 indoormode setting
No�126 indoormode setting
No�127 indoormode setting
No�128 indoormode setting
No�1 indoor settemperature
No�2 indoor settemperature
No�3 indoor settemperature
No�4 indoor settemperature
No�5 indoor settemperature
No�125 indoor set temperature
No�126 indoor set temperature
No�127 indoor set temperature
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
24
3rd Party connection port
No� description protocol address
protocol annex address
type state1 state2 state3 state4 remark
0:auto
0:auto
0:auto
0:auto
0:auto
0:auto
0:auto
0:auto
0:auto
2:middle speed
2:middle speed
2:middle speed
2:middle speed
2:middle speed
2:middle speed
2:middle speed
2:middle speed
2:middle speed
3:high speed
3:high speed
3:high speed
3:high speed
3:high speed
3:high speed
3:high speed
3:high speed
3:high speed
1:low speed
1:low speed
1:low speed
1:low speed
1:low speed
1:low speed
1:low speed
1:low speed
1:low speed
read/write
read/write
read/write
read/write
read/write
read/write
read/write
read/write
read/write
only read
only read
only read
16-30AO
AO
AO
AO
AO
AO
AO
AO
AO
AO
AI
AI
AI
No�128 indoor set temperature
No�1 indoor fanspeed setting
No�2 indoor fanspeed setting
No�3 indoor fanspeed setting
No�4 indoor fanspeed setting
No�5 indoor fanspeed setting
No�125 indoor fanspeed setting
No�126 indoor fanspeed setting
No�127 indoor fanspeed setting
No�128 indoor fanspeed setting
No�1 indoorambienttemperature
No�2 indoorambienttemperature
No�3 indoorambienttemperature
No�4 indoorambienttemperature
No�5 indoorambienttemperature
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
40261
40262
40263
40264
40265
40266
40386
40387
40388
40389
40390
40391
40392
40393
40394
25
3rd Party connection port
read/write
read/write
read/write
read/write
read/write
only read
only read
only read
No� description protocol address
protocol annex address
type state1 state2 state3 state4 remark
No�125 indoorambienttemperature
No�126 indoorambienttemperature
No�127 indoorambienttemperature
No�128 indoorambienttemperature
40514
40515
40516
40517
40518
40518
40525
40525
40525
40525
40526
40526
40526
40518
40518
40518
53
54
55
56
57
58
59
13
12
14
15
0
1
2
60
61
62
63
64
65
66
67
68
69
No�127 indooron/off
No�125 indooron/off
No�5 indooron/off
No�4 indooron/off
No�3 indooron/off
No�2 indooron/off
No�1 indooron/off
No�128 indooron/off
No�126 indooron/off
No�1 indoor error
No�2 indoor error
No�3 indoor error
DI
DI
DI
DI
DI
0
1
2
3
4
0: off
0: off
0: off
1: on
1: on
1: on
0:normal
0:normal
0:normal
1:error
1:error
1:error
26
3rd Party connection port
No� description protocol address
protocol annex address
type state1 state2 state3 state4 remark
AI
AI
AI
AI
AI
AI
AI
AI
AI
AI
AI
DI
DI
only read
only read
only read
only read
only read
only read
only read
only read
only read
only read
only read
No�4 indoorerror
No�5 indoorerror
No�125 indoorerror
No�126 indoorerror
No�127 indoorerror
No�128 indoorerror
No�1 indoor TC1 temperature
No�2 indoor TC1 temperature
No�3 indoor TC1 temperature
No�4 indoor TC1 temperature
No�5 indoor TC1 temperature
No�125 indoorTC1 temperature
No�126 indoorTC1 temperature
No�127 indoorTC1 temperature
No�128 indoorTC1 temperature
No�1 indoor TC2 temperature
No�2 indoorTC2temperature
70
71
73
74
7
76
77
78
79
80
81
82
83
84
85
86
87
88
72
40526
40526
40533
40533
40533
40533
40538
40539
40540
40541
40542
40662
40663
40664
40665
40666
40667
13
12
14
15
3
4 only read
only read
27
3rd Party connection port
No� description protocol address
protocol annex address
type state1 state2 state3 state4 remark
AI
AI
AI
AI
AI
AI
AI
only read
only read
only read
only read
only read
only read
only read
No�3 indoor TC2 temperature
No�4 indoor TC2 temperature
No�5 indoor TC2 temperature
No�125 indoorTC2 temperature
No�126 indoorTC2 temperature
No�127 indoorTC2 temperature
No�128 indoorTC2 temperature
89
90
91
92
93
94
95
96
40668
40669
40670
40790
40791
40792
40793
28
3rd Party connection portmodscan test exampleTest tool: modscan slave address: 1
1�total on/off
central control mode setting
central control mode statetotal on/off setting 40005 1 DO 0: off 1: on
4051840518 1
0 DIDI
0: off0: off
1: on1: on read/write
No�1 indoor on/off stateNo�2 indoor on/off state
Total on/off setting
29
3rd Party connection port
2� indoor operation mode
The same as the wired controller display�
No�1operationmodelsetting
40006 0:auto
1:fan
3:dehumidify
4:heating
2:cooling read/writeAO
30
3rd Party connection port3� Indoor set temp� Ambient temp� read and write
No�3 indoor 28 degree, the same as the wired controller display
No�1 temp setNo�2 temp set
40134 AOAO40135
16-30; write16-30; write
31
3rd Party connection port4� Indoor fan speed
No�1 fanspeed set
No�2 fanspeed set
40262 AO
AO40263
0:auto
0:auto
2:middle speed
2:middle speed
3:high speed
3:high speed
1:low speed
1:low speed
No� 3indoor high speed*the same as wired controller display� Fan speed display and set ok�
32
3rd Party connection port5� Indoor ambient temp�
No�1 indoor ambient temp�No�2 indoor ambient temp�
4039040391
AIAI
The temp� the same as wired controller display�
33
3rd Party connection port
40518
40518
40518
0
0
0
DI
DI
DI
0: off
0: off
0: off
1: on
1: on
1: on
read/write
read/write
read/write
No�2 indooron/off state
No�1 indooron/off state
No�3 indooron/off state
6� Indoor on/off, read/write
34
3rd Party connection port7� Indoor error state
No�1 indoorerror
No�2 indoorerror
No�3 indoorerror
40526
40526
40526
0
1
2
DI
DI
DI
0:normal
1:error
1:error
1:error
0:normal
0:normal
only read
only read
only read
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2013 Johnson Controls, Inc. www.johnsoncontrols.com Doc. No.130704