Daikin EWADC12TZXRC2 Bedienungsanleitung

Daikin Klimaanlage EWADC12TZXRC2

Lesen Sie kostenlos die 📖 deutsche Bedienungsanleitung für Daikin EWADC12TZXRC2 (64 Seiten) in der Kategorie Klimaanlage. Dieser Bedienungsanleitung war für 17 Personen hilfreich und wurde von 2 Benutzern mit durchschnittlich 4.5 Sternen bewertet

Download PDF

Seite 1/64

Original Instructions

Air cooled chiller with

inverter driven screw compressor

MICROTECH CONTROLLER

REV

Date

05/2021

Remplace

D-EOMZC00309- 19_01EN

CONTROL PANEL OPERATING MANUAL

D-EOMZC00309- 219_0 EN

D-EOMZC00309- - 2/ 19_02EN 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 mmunication Modules 7 Co .........................................................................................................................................

3 USING THE CONTROLLER ........................................................................................................................................... 8

3.1 Navigating ............................................................................................................................................................... 8

3.2 Passwords ............................................................................................................................................................... 8

3.3 Editing ..................................................................................................................................................................... 9

3.4 Basic Control System Diagnostic ............................................................................................................................ 9

3.5 Controller maintenance ......................................................................................................................................... 10

3.6 Optional Remote User Interface ........................................................................................................................... 10

3.7 Embedded Web Interface ..................................................................................................................................... 10

4 WORKING WITH THIS UNIT ........................................................................................................................................ 12

4.1 Chiller On/O ........................................................................................................................................................ 12

4.1.1 Keypad On/O .............................................................................................................................................. 12

4.1.2 Scheduler and Silent mode functionalities ................................................................................................... 13

4.1.3 Network On/O ............................................................................................................................................. 13

4.2 Water Setpoints ..................................................................................................................................................... 14

4.3 Unit Mode .............................................................................................................................................................. 15

4.3.1 Energy Saving mode .................................................................................................................................... 15

4.4 Unit Status ............................................................................................................................................................. 16

4.5 Network Control .................................................................................................................................................... 17

4.6 Thermostatic Control ............................................................................................................................................. 18

4.7 Date/Time .............................................................................................................................................................. 20

4.8 Pumps ................................................................................................................................................................... 21

4.9 External Alarm ....................................................................................................................................................... 21

4.10 Power Conservation .............................................................................................................................................. 22

4.10.1 Demand Limit ............................................................................................................................................... 22

4.10.2 Current Limit ................................................................................................................................................. 23

4.10.3 Setpoint Reset .............................................................................................................................................. 23

4.10.3.1 Setpoint Reset by OAT ........................................................................................................................ 24

4.10.3.2 Setpoint Reset by External 4-20Ma signal ........................................................................................... 24

4.10.3.3 Setpoint Reset by Return ..................................................................................................................... 24

4.10.4 Softload ......................................................................................................................................................... 25

4.11 Electrical Data ....................................................................................................................................................... 26

4.12 Controller IP Setup ................................................................................................................................................ 27

4.13 Daikin On Site ....................................................................................................................................................... 28

4.14 Heat Recovery ...................................................................................................................................................... 28

4.15 Rapid Restart ........................................................................................................................................................ 30

4.16 Software Options (Only for Microtech 4) ............................................................................................................... 30

4.16.1 Changing the Password for buying new Software Options .......................................................................... 31

4.16.2 Inserting the Password in a Spare Controller ............................................................................................... 31

4.17 Energy Monitoring (Optional for Microtech 4) ....................................................................................................... 32

5 ALARMS AND TROUBLESHOOTING ......................................................................................................................... 33

5.1 Unit Alerts .............................................................................................................................................................. 33

5.1.1 Bad Current Limit Input . ................................................................................................................................ 33

5.1.2 Bad Demand Limit Input EcoExvDrvError .................................................................................................... 33

5.1.3 Bad Leaving Water Temperature Reset Input .............................................................................................. 34

D-EOMZC00309- - 3/ 19_02EN 64

5.1.4 Energy Meter Communication Fail ............................................................................................................... 34

5.1.5 Evaporator Pump #1 Failure ......................................................................................................................... 34

5.1.6 Evaporator Pump #2 Failure ......................................................................................................................... 35

5.1.7 External Event .............................................................................................................................................. 35

5.1.8 Password Over Time .................................................................................................................................... 35

5.1.9 Fan Alarm Module Communication Fail ....................................................................................................... 36

5.1.10 Heat Recovery Entering Water Temperature sensor fau lt ........................................................................... 36

5.1.11 Heat Recovery Leaving Water Temperature sensor fault ............................................................................ 36

5.1.12 Heat Recovery Water Temperatures inverted .............................................................................................. 37

5.1.13 Rapid Recovery Module Communication Fail .............................................................................................. 37

5.1.14 Evaporator dierential pressure tranducer sensor fault ............................................................................... 37

5.1.15 System load dierential pressure tranducer sensor fault ............................................................................. 38

5.1.16 Switch Box Temperature High ...................................................................................................................... 38

5.1.17 Switch Box Temperature sensor fault .......................................................................................................... 38

5.2 Unit Pumpdown Stop Alarms ................................................................................................................................ 39

5.2.1 Evaporator Entering Water Temperature (EWT) sensor fault ...................................................................... 39

5.2.2 Evaporator Water Temperatures inverted .................................................................................................... 39

5.2.3 Outside Air Temperature (OAT) Lockout ...................................................................................................... 39

5.2.4 Outside Air Temperature sensor fault alarm ................................................................................................ 40

5.3 Unit Rapid Stop Alarms ......................................................................................................................................... 40

5.3.1 Emergency Stop ........................................................................................................................................... 40

5.3.2 Evaporator Flow Loss alarm ......................................................................................................................... 40

5.3.3 Evaporator Leaving Water Temperature (LWT) sensor fault ....................................................................... 41

5.3.4 Evaporator Water Freeze alarm ................................................................................................................... 41

5.3.5 External alarm .............................................................................................................................................. 41

5.3.6 Heat Recovery Water Freeze Protect alarm ................................................................................................ 42

5.3.7 OptionCtrlrCommFail .................................................................................................................................... 42

5.3.8 Power Fault (only units with the UPS option) ............................................................................................... 43

5.3.9 PVM alarm .................................................................................................................................................... 44

5.4 Circuit Alerts .......................................................................................................................................................... 44

5.4.1 Economizer Pressure Sensor fault ............................................................................................................... 44

5.4.2 Economizer Temperature Sensor fault ......................................................................................................... 45

5.4.3 Failed Pumpdown ......................................................................................................................................... 45

5.4.4 Fan Fault ....................................................................................................................................................... 45

5.4.5 Gas Leakage Sensor fault ............................................................................................................................ 46

5.4.6 CxCmp1 MaintCode01 ................................................................................................................................. 46

5.4.7 CxCmp1 MaintCode02 ................................................................................................................................. 46

5.4.8 Power Loss ................................................................................................................................................... 47

5.4.9 Liquid Temperature ...................................................................................................................................... 47

5.5 Circuit Pumpdown Stop Alarms ............................................................................................................................ 48

5.5.1 Discharge Temperature Sensor fault ........................................................................................................... 48

5.5.2 Gas Leakage fault ........................................................................................................................................ 48

5.5.3 High Compressor Vfd Temperature fault ...................................................................................................... 48

5.5.4 Low Compressor Vfd Temperature fault ...................................................................................................... 49

5.5.5 Low Discharge Superheat fault .................................................................................................................... 49

5.5.6 Oil Pressure Sensor fault .............................................................................................................................. 49

5.5.7 Suction Temperature Sensor fault ................................................................................................................ 50

5.6 Circuit Rapid Stop Alarms ..................................................................................................................................... 50

5.6.1 Compressor VFD Fault ................................................................................................................................. 50

5.6.2 Compressor VFD OverTemp ........................................................................................................................ 50

5.6.3 Compressor VFD Temperature high ............................................................................................................ 51

5.6.4 Compressor VFD A3 alarm .......................................................................................................................... 51

5.6.5 Condensing Pressure sensor fault ............................................................................................................... 51

5.6.6 EXV Driver Communication Failure .............................................................................................................. 52