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Centralized Controller 

 

1 Safety Notices (Please be sure to abide) 

 

WARNING:

 If not abide them strictly, it may cause severe damage to the 

unit or the people. 

 

NOTE:

 If not abide them strictly, it may cause slight or medium damage to 

the unit or the people. 

 

This sign indicates that the items must be prohibited. Improper operation 

may cause severe damage or death to people. 

 

This sign indicates that the items must be observed. Improper operation 

may cause damage to people or property. 

WARNING! 

This product can’t be installed at corrosive, inflammable or explosive environment 

or the place with special requirements, such as kitchen. Otherwise, it will affect the 

normal operation or shorten the service life of the unit, or even cause fire hazard or 

serious injury. As for the above special places, please adopt special air conditioner 

with anti-corrosive or anti-explosion function.   

2 User Notice 

 

All indoor units must be supplied with unified power. 

 

Make sure communication cord is connected with the proper port, otherwise 

there may occur communication malfunction. 

 

Never knock on, throw or frequently detach the centralized controller. 

 

Never operate the centralized controller with wet hands. 

 

Never scratch the screen of centralized controller by hard or sharp objects. 

 

If the centralized controller is connected with the outdoor network or the last 

indoor unit of the indoor network, then a matching resistance must be 

connected between G1 and G2 ports. 

 

the centralized controller Connect with L-CAC&Split  unit,  The indoor unit 

address must be set within the range from 1 to 36, communication way of 

L-CAC&Split unit set long distance monitoring mode.   

Summary of Contents for CE52-24/F(C)

Page 1: ...Owner s Manual Original Instructions Commercial Air Conditioners Centralized Controller Model CE52 24 F C...

Page 2: ...that they do not play with the appliance 2 This instruction manual is a universal manual some functions are only applicable to particular product All the illustrations and information in the instructi...

Page 3: ...ng Instructions 16 4 1 Main Page Display and Buttons 17 4 2 General Buttons 18 4 3 Buttons Working Instructions 19 5 Functions Description 21 5 1 Help Info 21 5 2 VRF Unit 21 5 3 Single Unit Control 2...

Page 4: ...cause fire hazard or serious injury As for the above special places please adopt special air conditioner with anti corrosive or anti explosion function 2 User Notice All indoor units must be supplied...

Page 5: ...ouch screen Self tapping screw ST4 2 9 5 MC used to secure the rear cover of controller Rear cover of controller Rubber band QTY 1 4 1 6 No Name Screw M4 12 used to secure earthing wire Screw ST4 2 16...

Page 6: ...nit mm Fig 3 3 Dimension of Electric Box Cover 3 1 Installation Requirements 1 Communication cord of the centralized controller and Multi VRF CAN Network must be selected according to the table below...

Page 7: ...s shall be twisted together If unit is installed in places with intense magnetic field or strong interference it is necessary to use shielded wire 2 Communication cord of the centralized controller an...

Page 8: ...VAC Frequency range 50 60Hz Select power cord according to the following table Never use the power cord that is not in compliance with instructions of this manual Cord type Cord standard Cord size mm2...

Page 9: ...nect with outdoor network Fig 3 5 Centralized Controller Connected with Outdoor Network Method 3 Connect with heat recollection mode converter Network Fig 3 6 Centralized Controller Connected with Hea...

Page 10: ...itch SA2_Addr CC indicates the centralized control address required when different refrigerating systems are controlled in a centralized manner The default factory setting is 00000 5 If the centralize...

Page 11: ...ress DIP5 invalid If the centralized control address DIP switch SA2_Addr CC on the master unit of one of VRF system is set to 1111X The system is the master mode system the indoor units of other syste...

Page 12: ...unction settings press SW7 again to send the project number offset command If the mainboard has 4 buttons press and hold SW1 for 5 seconds to enter the to be selected status of function settings press...

Page 13: ...to be connected with U match units which have COM_BMS ports connect according to fig 3 7 The controller must connect with terminal unit of U match system Connect the centralized controller s A3 and B3...

Page 14: ...ion failure Below is the address setting method 1 Under OFF status press Function and Mode on the wired controller simultaneously for 5S to enter the address setting Then the display panel will show i...

Page 15: ...with can interface of gateway through COM interface and gateway 485 interface is connected with A3 and B3 interface of centralized controller 7 Gateway address setting and function code setting The ga...

Page 16: ...the other needle stand of 1 wired controller connects to the 2 wired controller through the telecommunication cable and so forth until connect to the 36 wired controller Except the last wired controll...

Page 17: ...Centralized Controller 14 3 3 Installation Procedure Fig 3 11 Installation Diagram Unit mm Fig 3 12 Diagram of Wooden or Plastic Plug...

Page 18: ...he size of 180mm 107mm 62mm and peg 4 wooden or plastic plugs on the wall according to fig 3 12 2 In case that the centralized controller is installed inside the control cabinet dig 4 installation hol...

Page 19: ...ground wire to position on the electric box rear cover Secure it with screw M4 12 8 In step locate the controller s rear cover onto the electric box rear cover with screw ST4 2 9 5 MC 9 In step connec...

Page 20: ...o enter L CAC Split unit page 5 Touch button Press the Touch Button to turn on off the screen of centralized controller Press and hold the Touch Button for 5sec to restart to centralized controller 6...

Page 21: ...previous page Add Press this button to add schedule Grou p Contr ol Press this button to enter Group control page IDU Sort Press this button to enter IDU sort page Edit Press this button to edit the g...

Page 22: ...IDU backward one place Info Press this button to enter Info page Shield Press this button to conduct shield function of wired controller to nullify such operation 4 3 Buttons Working Instructions The...

Page 23: ...the orange sleep button can turn off the sleep function 3 Sliding Sliding up down to slide the group and setting page up down 4 Sliding bar Press and hold the sliding bar to drag up down or left right...

Page 24: ...splay Display in separate page the list of indoor units water floor units or fresh air units that are controlled by the centralized controller 2 IDU icon Press the button to enter the page of indoor u...

Page 25: ...total pages of the controlled indoor unit and the current page 12 Left page button Press this button to show the previous page idu list 13 All On button Press this button to turn on all VRF units equi...

Page 26: ...ifferent series are not all the same If a certain mode is not available in the indoor unit the icon of the corresponding mode cannot be selected NOTES Auto mode can only be set in the master indoor un...

Page 27: ...low fan speed in drying mode Fan speed cannot be set in drying or floor heating mode 5 Swing setting Pressing the button Up Down Swing or Left Right Swing can turn on or off the swing function NOTE Sw...

Page 28: ...matching with different units some functions will also be different for different unit 5 4 Water Floor Control On the Page of VRF Unit press the icon of water floor unit to enter the water floor cont...

Page 29: ...choose one of the modes HotWater mode the water tank or hot water generator will start up or stop heating water according to the current set water temperature Booking mode book the water heating time...

Page 30: ...creased or decreased by long pressing the button After 5 seconds without any action the temperature value will turn back to the current temperature Under the standard HotWater Booking and Night modes...

Page 31: ...o be circular the sterilization will be circularly valid then it can set the circulated days and presetting sterilization time When the sterilization function is activated the icon will flicker Fast f...

Page 32: ...ll turn to the setting temperature and can be adjusted by pressing and buttons the temperature value will increase or decrease by every pressing the button for once The temperature value will be conti...

Page 33: ...the allowable conditions of outdoor unit Absence function when the user is absence it will maintain certain degree of water temperature to prevent the pipelines from being frozen up and prevent the i...

Page 34: ...erature Unit operation mode Means bypass mode or low temperature mode Means discharge mode Means heat exchange mode Air quality class Air quality is classified into six classes which are excellent goo...

Page 35: ...connected with air box cannot select auto mode 3 Fan speed setting Click Fan Speed button to set fan speed Note Auto fan speed can be selected only in auto mode 4 Error inquiry When fresh air unit oc...

Page 36: ...utton once to increase or decrease temperature 1 Press or hole this button and the temperature will increase or decrease continuously 4 Fan speed setting Press or drag the sliding bar of fan speed to...

Page 37: ...r the page Group names Display the names of every group Add group button Press the button to add a group Group control button Press the button to enter the group control page Group edit button Press t...

Page 38: ...t page Select one indoor unit press the left of right button at the buttom of the screen to switch the display of the indoor units 4 Add group Press the ADD button to add new groups Then the page of g...

Page 39: ...schedule 2 Edit schedule Press to enter the page of schedule editing Press to save the schedule setting 1 Setting method of schedule control parameters is the same with that of the single indoor unit...

Page 40: ...exception Press to save the selected date NOTE When schedule exception has been set air conditioner will not execute the control order on the exception date set by the schedule User may add several e...

Page 41: ...e button to enter the control page of a single unit Bright icon indicates the corresponding unit is ON and dark icon indicates the corresponding unit is OFF Press and hold the icon to enter the page o...

Page 42: ...Before using press the registration icon and enter the registration page Register the L CAC Split units that are going to be controlled Centralized controller can support the control of 36 units at mo...

Page 43: ...ode including Auto Cool Fan Heat and Dry 3 Temperature setting Press the up down button to adjust temperature Each press will increase or decrease temperature by 1 degree Holding the button will incre...

Page 44: ...button to enter the advanced page Press the icons to turn on or off related functions Fig 5 13 L CAC Split unit advanced page 1 The functions of Sleep Quiet Blow Absence Energy Saving are only effect...

Page 45: ...ch Mutual exclusion Press the button to select one kind of setting NOTE The 0 5 degree function is only effective at centigrade When 0 5 is turned on the temperature will be increased or decreased by...

Page 46: ...klight degree 7 Customer Service User can set the name and phone number of the local customer service center for the convenience of acquiring immediate solutions and technical support Press the button...

Page 47: ...tered indoor unit in the indoor unit page NOTES There are 255 sets of indoor units can be registered at most If internal or external main boards are replaced or outdoor unit SA2 address dial code is c...

Page 48: ...r 3 IDU ODU Error Check Check the error log of indoor or outdoor unit 4 View Project NO When the view project No switch is on indoor address number will display on the wired controller or display pane...

Page 49: ...ss to enter into setting page Press the About button to switch to about page The operation method is the same with that of the local setting On the page of about user can view the information of the l...

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