Carrier CRF-30-CM Installation & Owner'S Manual Download Page 10 | Manualshive

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1.6 System wiring instruction.

(a)

(b)

1) Wiring diagram of

building net w ork air

conditioning s y stem.

(a) The wiring system is good for communication,recommended

(b) The wiring system is bad for communication,not recommended

2) System wiring diagram of centralized controller

and indoor unit of air conditioner.

Both of the follo w ing w i ring mo d e s of centralized

controller

a nd indoor unit are

applicable:

(The number

of

indoor unit s connected w i th

each centralized controller is not beyond 64)

Indoor unit

Indoor unit

Indoor unit

Indoor unit

Indoor unit

Indoor unit

Indoor unit

Indoor unit

Indoor unit

Indoor unit

Indoor unit

Indoor unit

Centralized controller

Centralized controller

Fig.1.5 Wiring diagram of centralized controller and indoor unit of air conditioner

Installation & Owner

‘

s Manual

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Summary of Contents for CRF-30-CM

Page 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...

Page 2: ......

Page 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...

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

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

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

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

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

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 29: ......

Page 30: ...C D logo...

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