D-EOMHP01302-20_07EN - 2/64
TABLE OF CONTENTS
1 SAFETY CONSIDERATIONS ....................................................................................................................................... 5
1.1 General ................................................................................................................................................................. 5
1.2 Before switching the unit ....................................................................................................................................... 5
1.3 Avoid electrocution ................................................................................................................................................ 5
2 GENERAL DESCRIPTION ............................................................................................................................................ 6
2.1 Basic Information .................................................................................................................................................. 6
2.2 Abbreviations used ................................................................................................................................................ 6
2.3 Controller Operating Limits.................................................................................................................................... 6
2.4 Controller Architecture .......................................................................................................................................... 6
2.5 Communication Modules ....................................................................................................................................... 7
3 USING THE CONTROLLER ......................................................................................................................................... 8
3.1 Navigating ............................................................................................................................................................. 8
3.2 Passwords............................................................................................................................................................. 8
3.3 Editing ................................................................................................................................................................... 9
3.4 Mobile app HMI ..................................................................................................................................................... 9
3.5 Basic Control System Diagnostic ........................................................................................................................ 10
3.6 Controller maintenance ....................................................................................................................................... 11
3.7 Optional Remote User Interface .......................................................................................................................... 11
3.8 Embedded Web Interface ................................................................................................................................... 12
4 WORKING WITH THIS UNIT ...................................................................................................................................... 13
4.1 Chiller On/Off ...................................................................................................................................................... 13
4.1.1 Keypad On/Off ............................................................................................................................................ 13
4.1.2 Scheduler and Silent mode functionalities .................................................................................................. 14
4.1.3 Network On/Off ........................................................................................................................................... 15
4.2 Water Setpoints ................................................................................................................................................... 15
4.3 Unit Mode ............................................................................................................................................................ 15
4.3.1 Heat/Cool Switch (Heat Pump Only) ........................................................................................................... 17
4.3.2 Energy Saving mode .................................................................................................................................. 17
4.4 Unit Status........................................................................................................................................................... 17
4.5 Network Control .................................................................................................................................................. 18
4.6 Thermostatic Control ........................................................................................................................................... 19
4.7 Date/Time............................................................................................................................................................ 20
4.8 Pumps ................................................................................................................................................................. 20
4.9 External Alarm ..................................................................................................................................................... 21
4.10 Power Conservation ............................................................................................................................................ 21
4.10.1 Demand Limit.............................................................................................................................................. 21
4.10.2 Setpoint Reset ............................................................................................................................................ 22
4.10.2.1 Setpoint Reset by OAT (A/C units only) ............................................................................................. 23
4.10.2.2 Setpoint Reset by External 4-20Ma signal ......................................................................................... 24
4.10.2.3 Setpoint Reset by DT ......................................................................................................................... 24
4.11 Electrical Data ..................................................................................................................................................... 25
4.12 Controller IP Setup .............................................................................................................................................. 26
4.13 Daikin On Site ..................................................................................................................................................... 27
4.14 Heat Recovery .................................................................................................................................................... 28
4.15 Rapid Restart ...................................................................................................................................................... 28
4.16 FreeCooling (Cooling Only) ................................................................................................................................. 29
4.16.1 FreeCooling Switch ..................................................................................................................................... 32
4.16.2 Network On/Off ........................................................................................................................................... 32
4.17 Collective Housing (Changeover Function, Heat Pump only) ............................................................................. 32
4.18 Domestic Hot Water ............................................................................................................................................ 33
4.19 Bivalent Operations ............................................................................................................................................. 34
4.20 Software Options ................................................................................................................................................. 35
4.20.1 Changing the Password for buying new Software Options ......................................................................... 35
4.20.2 Inserting the Password in a Spare Controller.............................................................................................. 35
4.20.3 Modbus MSTP Software Option ................................................................................................................. 36
4.20.4 BACNET MSTP .......................................................................................................................................... 37
4.20.5 BACNET IP ................................................................................................................................................. 38
4.20.6 PERFORMANCE MONITORING ................................................................................................................ 38
4.20.7 Cascade ..................................................................................................................................................... 40
4.21 Smart Grid Application ........................................................................................................................................ 40
5 ALARMS AND TROUBLESHOOTING ....................................................................................................................... 41
5.1 Unit Alerts............................................................................................................................................................ 41
