background image

 

 

ON 

ON 

OFF 

 

2.4.3 Other specifications 

1. Dial code operation specification  
 
 
 
 
 
 
 
 
 
 
2.  reminding function to clear the filter 
           

 

When the time of centralized controller  powered on add up to the selected  

    parameter time, the centralized controller will remind the user to clear the filter.   
   The reminding dual eight (Fig. 2.9c)  displays 

FL

           

 

When the centralized controller display FL, it needs to manual operation to clear  

    this reminding. Press 

       

 key and hold on then press 

        

 key, can clear FL reminding.  

    At the same time,the accumulated time of centralized controller powered on will be cleared.  

Dial code 1 

Dial code 2 

Dial code 3 

Dial code 1 

Table 2-1 Dial code definitions  

Three-pipe  CCM30    Two-pipe CCM30   

Has optional function     No optional function 

Installation & Owner

s Manual 

22 

 

Fig 2.8 The example diagram of fault page

    4) 

Fault page display description

           

Query the air conditioner with the address of 08 in the query page. 

           

The air conditioner with the address of 08 is faulty, and fault code is 08. The big black  

   dot below (00+,08) blinks.  
           

In the array,only the big and small black dots at (00+,00) and (16+,15) illuminate.  

   It indicates the in-service status of the air conditioner power on, with the addresses  00  
   and 31. 
           

The centralized controller communicates with the computer normally. 

 

Centigrade

Fahrenheit

Dial code 3 

Dial code 2  

Содержание CRF-30-CM

Страница 1: ...INSTALLATION OWNER S MANUAL Centralized Controller Thank you for purchasing our product Before using your unit please read this manual carefully and keep for future reference MODEL CRF 30 CM...

Страница 2: ......

Страница 3: ...peration part 8 2 1 Function instructions 9 2 2 Operation conditions 9 2 3 Key words 10 2 3 1 Status indication 10 2 3 2 Power on or reset 10 2 3 3 Emergency stop and forced on 10 2 3 4 Various lockin...

Страница 4: ...INSTALLATION PART Installation Owner s Manual 1...

Страница 5: ...Remarks 3 core control shielded cable 2 PCS 1 PCS 1 PCS 2 3 PCS Several pieces 3 core cable Switch box Wire pipe jack casing pipe captive nut Tighten strip No No Quantity install into wall Selected mo...

Страница 6: ...After the centralized controller is connected do not use megohmmeter to inspect the insulation of the signal cable 6 Wiring mode of the centralized controller and the network interface The communicati...

Страница 7: ...aces Fix the screws of the centralized controller Base Front cover Address dial code Dial code Dial code position Address range Fig 1 2 Installation diagram Forced on switch Emergency stop switch L N...

Страница 8: ...controller One computer can connect 16 centralized controllers at most A centralized controller can connect 64 indoor units at most A centralized controller can connect 64 indoor units at most A cent...

Страница 9: ...may lead to personal injury or property loss Means improper handling may lead to personal death or severe injury Note Do not install the equipment in a place vulnerable to leakage of flammable gases O...

Страница 10: ...itioner Both of the following wiring modes of centralized controller and indoor unit are applicable The number of indoor units connected with each centralized controller is not beyond 64 Indoor unit I...

Страница 11: ...OPERATION PART Installation Owner s Manual 8...

Страница 12: ...r unit and the centralized controller will be the slave unit Air conditioner Network interface Centralized controller Local computer Maximally 16 centralized controllers Maximally 64 indoor units Netw...

Страница 13: ...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...

Страница 14: ...oner is remained 2 Remote controller locking 1 Effect When the air conditioner is under remote controller locking state it will not receive the remote signals from remote controller or wire controller...

Страница 15: ...ill be locked automatically Press any key to light the backlight first Secondly press key and hold on press key to unlock keys Then operation to the controller is enabled The backlight will turn off a...

Страница 16: ...s to all air conditioners according to parameters such as setting mode fan speed setting temperature etc b If the current is under setting interface but the setting mode is OFF state or under other in...

Страница 17: ...nstruction of electric control function Fig 2 2 Keys of centralized OK TIME ON SET QUERY Keys of centralized controller On Off the unit RESET TIME OFF MODE SWING INC LOCK DEC Installation Owner s Manu...

Страница 18: ...Time off key In setting operation mode press this key to set the timing shutdown of air conditioner Press the key again to exit the timing setting and restore the normal temperature regulation operati...

Страница 19: ...y one 11 Upward key In the main page press this key to enter the query mode By default it is the first in service air conditioner In any other time press this key will select the previous correspondin...

Страница 20: ...s follow 14 ON OFF key Any time when you press the key the centralized startup shutdown operation is performed for all current in service air conditioners in the centralized controller network Detaile...

Страница 21: ...1 6 Installation Owner s Manual 18 Fig 2 3...

Страница 22: ...air conditioner is remote control locking The icon will always display if all the air conditioners are remote control locking In the global setting page the icon displays if any air conditioner is rem...

Страница 23: ...play description 1 Description of the main page Fig 2 5 The example diagram of the main page Installation Owner s Manual 20 The LCD displays the main page 60 air conditioners are in service which 28 a...

Страница 24: ...00 and 00 01 are luminous It indicates the in service and power on status of the air conditioners with the addresses of 00 and 01 The centralized controller communicates with the computer normally 3 D...

Страница 25: ...red on will be cleared Dial code 1 Dial code 2 Dial code 3 Dial code 1 Table 2 1 Dial code definitions Three pipe CCM30 Two pipe CCM30 Has optional function No optional function Installation Owner s M...

Страница 26: ...2 3 After setting successfully Dual eight represented function selection and dual eight represented function selection will be lighted on the screen will display Setting successfully Fig 2 9 d After 3...

Страница 27: ...Fault of communication between main board and display board Air speed detection out of control EEPROM error Zero crossing detection error Outdoor unit fault protection T2B sensor fault T2A sensor fau...

Страница 28: ...2 5 Technical indices and requirements 1 EMC EMI comply with the CE certification requirements 2 Electrical safety comply with GB4706 32 2004 GB T7725 2004 Installation Owner s Manual 25 2020551A7919...

Страница 29: ......

Страница 30: ...C D logo...

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