CIAT AirCompact Control, Control Manual

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2
CONTENTS
1
Supervision and control ...................................................................................................................... 4
1.1
The program
................................................................................................................................................... 4
1.2
The HMI terminal
........................................................................................................................................... 4
1.2.1
Using the HMI terminal keys .................................................................................................................................. 5
1.3
The room terminal (Option) ....................................................................................................................... 6
1.3.1
Controls
..................................................................................................................................................................... 6
1.3.2
Displays
..................................................................................................................................................................... 7
1.3.3
Room terminal information, settings and browsing ............................................................................................. 8
1.3.4
Managing alarms
...................................................................................................................................................... 8
1.3.5
Electrical connections
............................................................................................................................................ 10
1.4
The controller .............................................................................................................................................. 11
1.5
Description of the air handling units ..................................................................................................... 11
1.6
Functional analysis of the control ......................................................................................................... 12
1.6.1
Management of on and off modes
....................................................................................................................... 12
1.6.2
Safety and insulating damper ............................................................................................................................... 12
1.6.3
Antifreeze thermostat
............................................................................................................................................ 12
1.6.4
Fire fault ................................................................................................................................................................... 12
1.6.5
Fan motors .............................................................................................................................................................. 13
1.6.6
Filtration
................................................................................................................................................................... 13
1.6.7
Temperature control
.............................................................................................................................................. 14
1.6.8
Plate recovery ......................................................................................................................................................... 17
1.6.9
Electric heater
......................................................................................................................................................... 17
1.6.10
Free cooling
........................................................................................................................................................ 18
1.6.11
Humidifier ............................................................................................................................................................ 18
1.6.12
CO
2
air quality
..................................................................................................................................................... 18
1.6.13
Night cooling
....................................................................................................................................................... 19
1.6.14
The fault relays ................................................................................................................................................... 19
1.7
Controller inputs and outputs
................................................................................................................. 20
1.7.1
Analogue inputs ..................................................................................................................................................... 20
1.7.2
Digital inputs
........................................................................................................................................................... 20
1.7.3
Analogue outputs ................................................................................................................................................... 20
1.7.4
Digital outputs ......................................................................................................................................................... 20
2
Overview of the HMI module screens ............................................................................................ 22
2.1
Esc button .................................................................................................................................................... 22
2.1.1
Access level selection menu
................................................................................................................................ 23
2.2
Setpoint menu ............................................................................................................................................. 23
2.3
Machine parameters menu ....................................................................................................................... 25
2.4
Adjustment parameters menu
................................................................................................................. 28
2.5
Read-only parameters menu
................................................................................................................... 31
2.5.1
Inputs
....................................................................................................................................................................... 31
2.5.2
Outputs
.................................................................................................................................................................... 32
2.5.3
Calculated setpoints .............................................................................................................................................. 33
2.5.4
Counters .................................................................................................................................................................. 33
2.6
Fault memory menu ................................................................................................................................... 34