Instrukcja obsługi Daikin EWADH10T-SSB2

Daikin klimatyzacja EWADH10T-SSB2

Przeczytaj poniżej 📖 instrukcję obsługi w języku polskim dla Daikin EWADH10T-SSB2 (11 stron) w kategorii klimatyzacja. Ta instrukcja była pomocna dla 21 osób i została oceniona przez 2 użytkowników na średnio 4.5 gwiazdek

Strona 1/11
Air cooled chiller with screw compressor
MICROTECH CONTROLLER
Original Instructions
Rev.
02
Date
04/2021
Supersedes
D EOMAC00A04- 14_01EN
CONTROL PANEL OPERATING MANUAL
D EOMAC00A04- 214_0 EN
D EOMAC00A04-14_02 - 2/EN 62
Contents
1 Introduction .................................................................................................................................................................... 5
2 Controller Features 6 ........................................................................................................................................................
3 General Description 7 .......................................................................................................................................................
3.1 General Description ................................................................................................................................................... 7
3.2 Control Panel Layout 7 .................................................................................................................................................
3.3 Hardware Structure .................................................................................................................................................... 7
3.4 System Architecture ................................................................................................................................................... 8
3.4.1 Control network details ......................................................................................................................................... 9
4 Sequence of Operation ............................................................................................................................................... 10
5 Controller Operation .................................................................................................................................................... 13
5.1 MicroTech Inputs/Outputs ........................................................................................................................................ 13
5.1.1 Analog Inputs ..................................................................................................................................................... 13
5.1.2 Analog Outputs ................................................................................................................................................... 13
5.1.3 Digital Inputs ....................................................................................................................................................... 13
5.1.4 Digital Outputs .................................................................................................................................................... 13
5.2 Extension I/O Compressor #1 to #3 ......................................................................................................................... 14
5.2.1 Analog Inputs ..................................................................................................................................................... 14
5.2.2 Analog Outputs ................................................................................................................................................... 14
5.2.3 Digital Inputs ....................................................................................................................................................... 14
5.2.4 Digital Outputs .................................................................................................................................................... 14
5.3 I/O EXV Circuit #1 to #3 ........................................................................................................................................... 14
5.3.1 Analog Inputs ..................................................................................................................................................... 14
5.3.2 Analog Outputs ................................................................................................................................................... 14
5.3.3 Digital Inputs ....................................................................................................................................................... 14
5.3.4 Digital Outputs .................................................................................................................................................... 14
5.4 Extension I/O Fan Module Circuit #1 & 2 ................................................................................................................. 15
5.4.1 Digital Inputs ....................................................................................................................................................... 15
5.4.2 Digital Outputs .................................................................................................................................................... 15
5.5 Extension I/O Fan Module Circuit #3 ....................................................................................................................... 15
5.5.1 Digital Outputs .................................................................................................................................................... 15
5.6 Extension I/O Unit Alarm & Limiting ......................................................................................................................... 15
5.6.1 Analog Inputs ..................................................................................................................................................... 15
5.6.2 Analog Outputs ................................................................................................................................................... 15
5.6.3 Digital Inputs ....................................................................................................................................................... 15
5.6.4 Digital Outputs .................................................................................................................................................... 15
5.7 Setpoints .................................................................................................................................................................. 16
5.7.1 Auto Adjusted Ranges ....................................................................................................................................... 19
5.7.2 Dynamic Default Values ..................................................................................................................................... 19
6 Unit Functions .............................................................................................................................................................. 20
6.1 Calculations .............................................................................................................................................................. 20
6.1.1 LWT Slope .......................................................................................................................................................... 20
6.1.2 Pulldown Rate .................................................................................................................................................... 20
6.2 Unit Type .................................................................................................................................................................. 20
6.3 Unit Enable ............................................................................................................................................................... 20
6.4 Unit Mode Selection ................................................................................................................................................. 20
6.4.1 Glycol Conguration ........................................................................................................................................... 21
6.5 Unit Control States ................................................................................................................................................... 21
6.6 Unit Status ................................................................................................................................................................ 22
6.7 Ice Mode Start Delay ............................................................................................................................................... 22
6.8 Evaporator Pump Control ........................................................................................................................................ 22
6.8.1 Pump Selection .................................................................................................................................................. 22
6.8.2 Primary/Standby Pump Staging ......................................................................................................................... 23
6.8.3 Auto Control ....................................................................................................................................................... 23
6.9 Noise Reduction ....................................................................................................................................................... 23
6.10 Leaving Water Temperature (LWT) Reset ............................................................................................................... 23
6.10.1 LWT Target ........................................................................................................................................................ 23
6.10.2 Leaving Water Temperature (LWT) Reset ......................................................................................................... 23
6.10.3 4-20 mA External Signal Reset .......................................................................................................................... 24
6.10.4 Outside Air Temperature (OAT) Reset ............................................................................................................... 24
6.11 Unit Capacity Control ............................................................................................................................................... 25
6.11.1 Compressor Staging in Cool Mode .................................................................................................................... 25
6.11.2 Compressor Staging in Ice Mode ....................................................................................................................... 25
6.11.3 Staging Sequence .............................................................................................................................................. 25
6.11.4 Compressor Capacity Control In Cool Mode ..................................................................................................... 26
6.11.5 Load/Unload Sequence ...................................................................................................................................... 26
6.11.6 Compressor Capacity Control In Ice Mode ........................................................................................................ 26
6.12 Unit Capacity Overrides ........................................................................................................................................... 26
D EOMAC00A04-14_02 - 3/EN 62
6.12.1 Soft Load ............................................................................................................................................................ 26
6.12.2 Demand Limit ..................................................................................................................................................... 26
6.12.3 Network Limit ...................................................................................................................................................... 27
6.12.4 Current Limit ....................................................................................................................................................... 27
6.12.5 Maximum LWT Pulldown Rate ........................................................................................................................... 27
6.12.6 High Water Temperature Capacity Limit ............................................................................................................ 27
6.13 Daikin on Site ........................................................................................................................................................... 27
6.14 Heat Recovery ......................................................................................................................................................... 27
6.15 Heat Recovery Pump ............................................................................................................................................... 28
6.16 Rapid Restart ........................................................................................................................................................... 28
7 Software Options ......................................................................................................................................................... 30
7.1 Inserting the Password in a Spare Controller .......................................................................................................... 30
7.1.1 Modbus MSTP Software Option ......................................................................................................................... 31
7.1.2 BACNET MSTP .................................................................................................................................................. 32
7.1.3 BACNET IP ........................................................................................................................................................ 33
8 Circuit Functions ......................................................................................................................................................... 34
8.1 Calculatio ns.............................................................................................................................................................. 34
8.1.1 Refrigerant Saturated Temperature ................................................................................................................... 34
8.1.2 Evaporator Approach ......................................................................................................................................... 34
8.1.3 Suction Superheat .............................................................................................................................................. 34
8.1.4 Discharge Superheat .......................................................................................................................................... 34
8.1.5 Oil Dierential Pressure ..................................................................................................................................... 34
8.1.6 Maximum Saturated Condenser Temperature ................................................................................................... 34
8.1.7 High Saturated Condenser Hold Value ........................................................................................................... 34
8.1.8 High Saturated Condenser Unload Value ....................................................................................................... 34
8.1.9 Condenser Saturated Temperature Target ........................................................................................................ 34
8.1.10 Heat Recovery Condenser Saturated Temperature Target ............................................................................... 34
8.2 Circuit Control Logic ................................................................................................................................................. 34
8.2.1 Circuit Availability ............................................................................................................................................... 34
8.2.2 Starting ............................................................................................................................................................... 34
8.3 Circuit Status ............................................................................................................................................................ 35
8.4 Compressor Control ................................................................................................................................................. 36
8.5 Condenser Fan Control ............................................................................................................................................ 37
8.5.1 Saturated Condenser Temperature Target ........................................................................................................ 37
8.5.2 Heat Recovery Saturated Condenser Temperature Target ............................................................................... 37
8.6 EXV Control (for chiller units) ................................................................................................................................... 38
8.7 Economizer Control ................................................................................................................................................. 39
8.8 Subcooler Control .................................................................................................................................................... 39
8.9 Liquid Injection ......................................................................................................................................................... 39
9 Alarms and Events ...................................................................................................................................................... 40
9.1 Signaling Alarms ...................................................................................................................................................... 40
9.2 Clearing Alarms ....................................................................................................................................................... 40
9.2.1 Remote Alarm Signal ......................................................................................................................................... 40
9.3 Description of Alarms ............................................................................................................................................... 40
9.3.1 Phase Volts Loss/GFP Fault .............................................................................................................................. 40
9.3.2 Evaporator Flow Loss ......................................................................................................................................... 40
9.3.3 Evaporator Water Freeze Protect ...................................................................................................................... 40
9.3.4 Evaporator #1 Water Freeze Protect ................................................................................................................. 41
9.3.5 Evaporator #2 Water Freeze Protect ................................................................................................................. 41
9.3.6 Evaporator Water Temperatures Inverted ......................................................................................................... 41
9.3.7 Leaving Evaporator Water Temperature Sensor Fault ...................................................................................... 41
9.3.8 Leaving Evaporator Water Temperature Sensor Fault #1 ................................................................................. 41
9.3.9 Leaving Evaporator Water Temperature Sensor Fault #2 ................................................................................. 41
9.3.10 AC Comm Failure ............................................................................................................................................... 41
9.3.11 Outdoor Air Temperature Sensor Fault .............................................................................................................. 41
9.3.12 External Alarm .................................................................................................................................................... 41
9.3.13 Emergency Stop Alarm ...................................................................................................................................... 41
9.4 Unit Events ............................................................................................................................................................... 41
9.4.1 Entering Evaporator Water Temperature Sensor Fault ..................................................................................... 42
9.4.2 Unit Power Restore ............................................................................................................................................ 42
9.4.3 ternal Event Ex .................................................................................................................................................... 42
9.4.4 Low Ambient Lockout ......................................................................................................................................... 42
9.5 Option Alarms .......................................................................................................................................................... 42
9.5.1 Heat Recovery Water Freeze Protect ................................................................................................................ 42
9.5.2 Heat Recovery Leaving Water Temperature Sensor Fault ................................................................................ 42
9.5.3 Option Comm Failure ......................................................................................................................................... 42
9.6 Option Events ........................................................................................................................................................... 42
9.6.1 Heat Recovery Entering Water Temperature Sensor Fault ............................................................................... 42
9.6.2 Low Heat Recovery Entering Water Temperature Lockout ............................................................................... 42

Specyfikacje produktu

Marka: Daikin
Kategoria: klimatyzacja
Model: EWADH10T-SSB2

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