Samsung MIM-B19N Installation Manual Download Page 1

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Air conditioner

Installation manual

Modbus Interface Module MIM-B19N / MIM-B19NT

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Thank you for purchasing this Samsung product.

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Before operating this unit, please read this Installation manual carefully and retain it for future
reference.

DB68-07538A-03

Summary of Contents for MIM-B19N

Page 1: ...tion manual Modbus Interface Module MIM B19N MIM B19NT Thank you for purchasing this Samsung product Before operating this unit please read this Installation manual carefully and retain it forfuture r...

Page 2: ...ing the Modbus Interface Module 5 Modbus interface module 5 About Modbus Interface module 8 Communication sequence 9 Checking Operation 11 kU k k U Modbus RegisterTable 13 Adding New Modbus Register 1...

Page 3: ...e machine is grounded to prevent electric shock Unplug the powerplug from the wall socket U FOR INSTALLATION WARNING Contact a service centerforinstallation Failure to do so may result in product malf...

Page 4: ...c acid gas etc may result in component damage orproduct malfunction Do not install the product in a place where acid oralkali liquid orspecial sprays are used Failure to do so may result in electric s...

Page 5: ...hing a case to the side of the outdoor unit s electric equipment section install the Modbus Interface Module 2 Connect the power cable and communication cable of the Modbus Interface Module When a Mod...

Page 6: ...fter changing the indoor unit settings address Use of central control option the interface module must be reset 9 polarity If the polarity does not match communication is impossible 4 Set the Use of c...

Page 7: ...7 English Installation Example of Modbus interface module installation CN4 CN3 RED CN2 BLK CN4 CN3 RED CN2 BLK U U Modbus RTU 9 Modbus Master...

Page 8: ...interface module address range BMS unit protocol operating temperature range Power UA Modbus communication Communication protocol k Device type Slave Byte order Big endian k k 9 LSB format big endian...

Page 9: ...til a changed status value is received from that indoorunit Because the usermight be able to operate indoorunits with a remote control the BMS must reads theirstatus periodically If communication betw...

Page 10: ...es normally send a write command to the master and then read the register status response is received from the Modbus interface module Table1 Example of signal flow Modbus interface module Indoor unit...

Page 11: ...ely 2 k displayed alternately 3 k displayed alternately 4 kk k 5 k Notes on interface module installation 1 k 2 3 An air conditioner indoor unit and an energy recoveryventilator ERV must not be instal...

Page 12: ...ged the DIP orrotary switch settings be sure to reset the power k Set the DIP and rotary switches only once at boot time If you have changed the DIP orrotary switch settings be sure to reset the power...

Page 13: ...HT EHS AHUkit ERV ERV CHILLER FCU FCUkit 0 Modbus interface module error status A R Integrated outdoor unit error code k R defrost operation U U R 3 Buzzeron off W 50 0 Communication status k A R R R...

Page 14: ...W R W R W Indoorfan speed R W R W R W 50 5 Use ofvertical airflow direction R W R W 50 6 Filter cleaning reminder R R R R 50 7 Canceling the filter cleaning reminder A A W W W W 50 8 Set temperature...

Page 15: ...V CHILLER FCU FCUkit Restrictions on the remote control Read Write R W R W R W R W R W R W R W R W Water in temperature A R R Water out Temperature A R R MCCwater out temperature A R Water out set tem...

Page 16: ...f R W Hot water mode k Force forthe EHS only R W Hot water set temperature A k k R W Hot water temperature A R Error information collected by MCC Errorinformation of slave chillerunit k 9 9 R k has er...

Page 17: ...ted the added functions become available for use in the order of registration U U U unit Adding indoorunit HE HT EHS AHU Kit ERV ERV Chiller FCU and orFCU Kit functions 1 corresponding MessageSet IDs...

Page 18: ...busregistertype R W Remarks Outdoor Indoor HE HT EHS AHU kit ERV ERV CHILLER FCU FCU kit frequency of Current operating frequency of 0 to 000Hz R frequency of Current operating frequency of 0 to 000Hz...

Page 19: ...19 English Installation Memo...

Page 20: ...le reuse of material resources Household users should contact eitherthe retailerwhere they purchased this product ortheir local government office for details of where and how they can take these items...