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Daikin EWWD340CJYNN [12/28] Digital analogue outputs n compressor 1 compressor 2 compressor 3 compressor 4
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12
Analogue inputs
N COMPRESSOR 1 COMPRESSOR 2 COMPRESSOR 3 COMPRESSOR 4
1 Evaporator inlet water
temperature
2 Evaporator water outlet
temperature (or common
evap outlet temp for units
with 2 evaporators)
Evaporator outlet water
temperature
3 Setpoint change Unit Limitation
4 Compr. discharge
temperature
Compr. discharge
temperature
Compr. discharge
temperature
Compr. discharge
temperature
5 Condenser return water
temperature
6 Compressor load Compressor load Compressor load Compressor load
7 Condensation pressure Condensation pressure Condensation pressure Condensation pressure
8 Oil pressure Oil pressure Oil pressure Oil pressure
Digital/analogue outputs
N COMPRESSOR 1 COMPRESSOR 2 COMPRESSOR 3 COMPRESSOR 4
1 Evaporator pump
2 Compressor start Compressor start Compressor start Compressor start
3 Fourth step tower Fourth step tower Fourth step tower Fourth step tower
4 Condenser pump
5 Liquid solenoid valve Liquid solenoid valve Liquid solenoid valve Liquid solenoid valve
6 Compressor load Compressor load Compressor load Compressor load
7 Compressor unload Compressor unload Compressor unload Compressor unload
8 Third tower step Third tower step Third tower step Third tower step
9 Liquid injection Liquid injection Liquid injection Liquid injection
10 Antifreeze heater
11 Compressor #1 and Unit
alarm
Compressor #2 alarm Compressor #3 alarm Compressor #4 alarm
12 First tower step First tower step First tower step First tower step
13 Second tower step Second tower step Second tower step Second tower step
Analogue outputs
N
COMPRESSOR 1 COMPRESSOR 2 COMPRESSOR 3 COMPRESSOR 4
1 Cooling tower inverter
output
Cooling tower inverter
output
Cooling tower inverter
output
Cooling tower inverter
output
2 Second cooling tower
inverter output
Second cooling tower
inverter output
Second cooling tower
inverter output
Second cooling tower
inverter output
Содержание
- Contents 2
- General description 2
- Main features of control software 4
- Components description 5
- Main board 6
- Eexv valve driver 7
- Addressing of plan 8
- Alarms that will shutdown the system 8
- Meaning of the eexv driver status leds 8
- Other alarms 8
- Air cooled chillers unit config 00 9
- Analogue inputs analogue inputs n compressor 1 compressor 2 compressor 3 compressor 4 9
- Controller input output 9
- Digital inputs 9
- N compressor 1 compressor 2 compressor 3 compressor 4 9
- Analogue inputs n compressor 1 compressor 2 compressor 3 compressor 4 10
- Analogue outputs n compressor 1 compressor 2 compressor 3 compressor 4 10
- Digital inputs n compressor 1 compressor 2 compressor 3 compressor 4 10
- Digital outputs n compressor 1 compressor 2 compressor 3 compressor 4 10
- Water cooled heat pump or pursuit unit config 01 or 02 10
- Analogue outputs n compressor 1 compressor 2 compressor 3 compressor 4 11
- Digital inputs 11
- Digital outputs n compressor 1 compressor 2 compressor 3 compressor 4 11
- N compressor 1 compressor 2 compressor 3 compressor 4 11
- Water cooled chillers unit config 03 11
- Analogue inputs n compressor 1 compressor 2 compressor 3 compressor 4 12
- Analogue outputs n compressor 1 compressor 2 compressor 3 compressor 4 12
- Digital analogue outputs n compressor 1 compressor 2 compressor 3 compressor 4 12
- Display and keypad 13
- General description 13
- Gg mm aa sat hh mm 13
- Unit status cooling staging xxx stp source local 13
- Keypad keys and their functions 14
- Category description keys password 15
- Main menu 15
- User menu 16
- Input output menu i o menu 17
- Manufacturer menu 17
- Setting menu 17
- Warning 17
- Maintenance menu 18
- Alarm list 19
- Alarms menu 19
- Buffer alarm menu 19
- Service menu 19
- Description of the compressor capacity control 20
- Setting of the capacity transducer 20
- Water temperature setpoint reset 20
- Soft load 21
- Start up inhibition 21
- Start up with high evaporator water temperature 21
- Unit limitation 21
- Appendix 1 software upload to the controller 22
- Dire c t upload from a pc 22
- Upload from programming key 23
- Appendix 2 unit start up sequence 24
- In the following paragraphs the unit start up management and shutdown procedures are shown in addition to this the compressors loading and unloading strategy is shown 24
- Unit startup and compressors management 24
- Appendix 3 plan settings 27
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