Daikin EWYQ130DAYN [5/524] The digital controller for multiscroll chillers

Daikin EWAQ080DAYN [5/524] The digital controller for multiscroll chillers
ESIE06-05
Table of Contents 3
3
4
5
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2 The Digital Controller For Multiscroll Chillers
2.1 What Is In This Chapter? ........................................................................ 2–9
2.2 The Controller ......................................................................................... 2–10
2.3 Start/Stop, Cool/Heat and Temperature settings .................................... 2–12
2.4 Menu Overview ....................................................................................... 2–13
2.5 How to Read or Adjust Parameter Settings: the Programming Procedure 2–14
2.6 Read-out Menu ....................................................................................... 2–15
2.7 Set Points Menu...................................................................................... 2–25
2.8 User Settings .......................................................................................... 2–26
2.9 Timers menu ........................................................................................... 2–43
2.10 Info menu ................................................................................................ 2–45
2.11 Input/Output Status Menu ....................................................................... 2–48
2.12 User Password Menu.............................................................................. 2–56
2.13 Network Menu......................................................................................... 2–58
2.14 Cool / Heat Menu .................................................................................... 2–60
2.15 Service Menu .......................................................................................... 2–61
2.16 Menu overview ........................................................................................ 2–102
2.17 Service menu overview........................................................................... 2–103
3 Functional Control for a Standalone Unit
3.1 What Is in This Chapter? ........................................................................ 2–105
3.2 Operation Flowchart................................................................................ 2–106
3.3 On/Off Management ............................................................................... 2–107
3.4 Thermostat Control ................................................................................. 2–108
3.5 Manual Control........................................................................................ 2–114
3.6 Compressor Control................................................................................ 2–115
3.7 Fan Control ............................................................................................. 2–119
3.8 Pump Control .......................................................................................... 2–128
3.9 Floating Setpoint ..................................................................................... 2–129
3.10 Free Cooling ........................................................................................... 2–133
3.11 Superheat control.................................................................................... 2–137
3.12 Changeable digital inputs........................................................................ 2–140
3.13 Changeable digital outputs ..................................................................... 2–141
3.14 Changeable analogue inputs .................................................................. 2–142
3.15 Changeable analogue outputs ................................................................ 2–143
3.16 DICN Basic Setup (=master/slave system)............................................. 2–144
3.17 BMS Function ......................................................................................... 2–153
3.18 Freeze-up Control ................................................................................... 2–157
3.19 Discharge gas safety .............................................................................. 2–163
3.20 Password Function ................................................................................. 2–164
3.21 History logging ........................................................................................ 2–165
3.22 Defrost management .............................................................................. 2–166
3.23 Reversing valve ...................................................................................... 2–171
3.24 Low pressure bypass .............................................................................. 2–172
3.25 Simulation ............................................................................................... 2–173

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