Daikin EWFT390B-XRC2 Bruksanvisning

Daikin kylsystem för dator EWFT390B-XRC2

Läs gratis den bruksanvisning för Daikin EWFT390B-XRC2 (63 sidor) i kategorin kylsystem för dator. Guiden har ansetts hjälpsam av 3 personer och har ett genomsnittsbetyg på 4.6 stjärnor baserat på 2 recensioner. Har du en fråga om Daikin EWFT390B-XRC2 eller vill du ställa frågor till andra användare av produkten? Ställ en fråga

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Air Cooled chiller with scroll compressors

EWAT-B-C

EWFT-B-C

REV

Date

05-2025

Supersedes

D-EOMAC01801-23_04EN

Operating Manual

D-EOMAC01801-23_05EN

Public

D-EOMAC01801-23_05EN- 2/63 
TABLE OF CONTENTS 
SAFETY CONSIDERATIONS ....................................................................................................................................... 5 
1  General ................................................................................................................................................................. 5 
2  Before switching the unit ....................................................................................................................................... 5 
3  Avoid electrocution ................................................................................................................................................ 5 
GENERAL DESCRIPTION ............................................................................................................................................ 6 
1  Basic Information .................................................................................................................................................. 6 
2  Abbreviations used ................................................................................................................................................ 6 
3  Controller Operating Limits.................................................................................................................................... 6 
4  Controller Architecture .......................................................................................................................................... 6 
5  Communication Modules ....................................................................................................................................... 7 
USING THE CONTROLLER ......................................................................................................................................... 8 
1  Navigating ............................................................................................................................................................. 8 
2  Passwords............................................................................................................................................................. 8 
3  Editing ................................................................................................................................................................... 9 
4  Mobile app HMI ..................................................................................................................................................... 9 
5  Basic Control System Diagnostic ........................................................................................................................ 10 
6  Controller maintenance ....................................................................................................................................... 11 
7  Optional Remote User Interface .......................................................................................................................... 11 
8  Embedded Web Interface ................................................................................................................................... 12 
WORKING WITH THIS UNIT ...................................................................................................................................... 13 
1  Chiller On/Off ...................................................................................................................................................... 13 
1.1  Keypad On/Off ............................................................................................................................................ 13 
1.2  Scheduler and Silent mode functionalities .................................................................................................. 14 
1.3  Network On/Off ........................................................................................................................................... 14 
2  Water Setpoints ................................................................................................................................................... 15 
3  Unit Mode ............................................................................................................................................................ 16 
3.1  Heat/Cool Switch (Heat Pump Only) ........................................................................................................... 17 
3.2  Energy Saving mode .................................................................................................................................. 17 
4  Unit Status........................................................................................................................................................... 17 
5  Network Control .................................................................................................................................................. 18 
6  Thermostatic Control ........................................................................................................................................... 19 
7  Date/Time............................................................................................................................................................ 20 
8  Pumps ................................................................................................................................................................. 20 
9  External Alarm ..................................................................................................................................................... 21 
10  Power Conservation ............................................................................................................................................ 21 
10.1  Demand Limit.............................................................................................................................................. 22 
10.2  Setpoint Reset ............................................................................................................................................ 23 
10.2.1  Setpoint Reset by OAT (A/C units only) ............................................................................................. 24 
10.2.2  Setpoint Reset by External 4-20Ma signal ......................................................................................... 25 
10.2.3  Setpoint Reset by DT ......................................................................................................................... 25 
11  Electrical Data ..................................................................................................................................................... 26 
12  Controller IP Setup .............................................................................................................................................. 27 
13  Daikin On Site ..................................................................................................................................................... 28 
14  Heat Recovery .................................................................................................................................................... 29 
15  Rapid Restart ...................................................................................................................................................... 29 
16  FreeCooling Hydronic (Cooling Only) .................................................................................................................. 30 
16.1  Glycol Free Freecoling ................................................................................................................................ 31 
17  Antifreeze Heater ................................................................................................................................................ 32 
18  Glycol Tank Heater ............................................................................................................................................. 32 
19  Software Options ................................................................................................................................................. 33 
19.1  Changing the Password for buying new Software Options ......................................................................... 33 
19.2  Inserting the Password in a Spare Controller.............................................................................................. 33 
19.3  Modbus MSTP Software Option ................................................................................................................. 34 
19.4  BACNET MSTP .......................................................................................................................................... 35 
19.5  BACNET IP ................................................................................................................................................. 36 
19.6  Performance Monitoring ............................................................................................................................. 36 
ALARMS AND TROUBLESHOOTING ....................................................................................................................... 38 
1  Unit Alerts............................................................................................................................................................ 38 
1.1  BadLWTReset - Bad Leaving Water Temperature Reset Input .................................................................. 38 
1.2  EnergyMeterComm - Energy Meter Communication Fail ........................................................................... 38 
1.3  EvapPump1Fault - Evaporator Pump #1 Failure ........................................................................................ 39 
1.4  BadDemandLimit - Bad Demand Limit Input ............................................................................................... 39 
1.5  EvapPump2Fault - Evaporator Pump #2 Failure ........................................................................................ 39 