English
2SysAer
CONTENTS
1. INTRODUCTION ................................................................................................................................................................................. 3
2. INPUTS/OUTPUTS DESCRIPTION ....................................................................................................................................................... 4
2.1. SYSAER SR55 - SR65 - SR80 - SR95 - SR105 - SR120 - SR140 ........................................................................................................................................... 4
2.1.1. DIGITAL INPUTS ..........................................................................................................................................................................................................................................................4
2.1.2. ANALOGUE INPUTS ....................................................................................................................................................................................................................................................4
2.1.3. DIGITAL OUTPUTS .......................................................................................................................................................................................................................................................4
2.1.4. ANALOGUE OUTPUTS ................................................................................................................................................................................................................................................5
2.2. SYSAER SR160 - SR190 - SR210 .................................................................................................................................................................................................5
2.2.1. DIGITAL INPUTS ..........................................................................................................................................................................................................................................................5
2.2.2. ANALOGUE INPUTS ....................................................................................................................................................................................................................................................5
2.2.3. DIGITAL OUTPUTS .......................................................................................................................................................................................................................................................6
2.2.4. ANALOGUE OUTPUTS ................................................................................................................................................................................................................................................6
2.3. ACTIVE RECOVERY OPTION ............................................................................................................................................................................................................ 6
2.3.1. DIGITAL INPUTS ..........................................................................................................................................................................................................................................................6
3. ROOM AIR TEMPERATURE CONTROL ................................................................................................................................................ 7
3.1. SUMMER/WINTER SWITCHING ..................................................................................................................................................................................................... 7
3.2. UNIT ON/OFF ...................................................................................................................................................................................................................................7
3.2.1. KEYING ON/OFF: ........................................................................................................................................................................................................................................................8
3.2.2. REMOTE ON/OFF ........................................................................................................................................................................................................................................................8
3.2.3. ON/OFF BASED ON TIMER CLOCK ...........................................................................................................................................................................................................................8
3.2.4. ON/OFF BY SUPERVISOR (OR BMS : BUILDING MANAGEMENT SYSTEM) ......................................................................................................................................8
3.2.5. ON/OFF BY PLAN NETWORK ....................................................................................................................................................................................................................................8
3.3. COMPRESSOR CONTROL ................................................................................................................................................................................................................9
3.3.1. COMPRESSOR ROTATION ..........................................................................................................................................................................................................................................9
3.3.2. COMPRESSOR CYCLING .......................................................................................................................................................................................................................................... 10
3.4. DEFROST MODE .............................................................................................................................................................................................................................10
3.5. MAIN FAN ......................................................................................................................................................................................................................................10
3.6. TEMPERATURE-BASED FREECOOLING AND FREEHEATING CONTROL ...................................................................................................................................10
3.6.1. SUMMER FREECOOLING ......................................................................................................................................................................................................................................... 11
3.6.2. WINTER FREEHEATING ............................................................................................................................................................................................................................................11
3.6.3. WINTER FREECOOLING ........................................................................................................................................................................................................................................... 11
3.6.4. NATURAL COOLING COMPRESSOR OPERATION ................................................................................................................................................................................................. 12
3.6.5. ENTHALPY-BASED FREECOOLING AND FREEHEATING CONTROL .................................................................................................................................................................... 13
3.7. THREE DAMPERS ECONOMIZER OPTION ...................................................................................................................................................................................14
3.8. SUPPLY AIR TEMPERATURE MINIMUM LIMIT ............................................................................................................................................................................14
3.9. FRECO OPTION ...............................................................................................................................................................................................................................14
3.10. THERMODYNAMIC RECOVERY OPTION - TRECO ....................................................................................................................................................................15
3.10.1. MAIN CONTROLLER .............................................................................................................................................................................................................................................. 15
3.10.2. SECONDARY CONTROLLER .................................................................................................................................................................................................................................. 16
3.10.3. OPERATING LIMITS ............................................................................................................................................................................................................................................... 16
3.11. AUXILIARY HEATING ...................................................................................................................................................................................................................17
3.11.1. AUXILIARY ELECTRICAL HEATING ELEMENTS ................................................................................................................................................................................................... 18
3.11.2. HOT WATER COIL ................................................................................................................................................................................................................................................... 18
3.11.3. MODULATING GAS BURNER ................................................................................................................................................................................................................................ 19
3.11.4. GAS BURNER TWO STAGE ................................................................................................................................................................................................................................... 20
3.12. SET POINT COMPENSATION ......................................................................................................................................................................................................21
4. ROOM AIR QUALITY CONTROL ........................................................................................................................................................ 22
5. SMOKE DETECTOR .......................................................................................................................................................................... 23
6. SCHEDULING ................................................................................................................................................................................... 23
6.1. WEEKLY SCHEDULING ...................................................................................................................................................................................................................23
6.2. DAILY SCHEDULING .......................................................................................................................................................................................................................24
6.3. ON/OFF ...........................................................................................................................................................................................................................................24
6.4. UNOCCUPIED MODE OUTSIDE THE BAND ..................................................................................................................................................................................24
7. USER INTERFACE............................................................................................................................................................................. 25
7.1. KEYPAD ...........................................................................................................................................................................................................................................25
7.2. LEDS ................................................................................................................................................................................................................................................25
7.3. MENUS ............................................................................................................................................................................................................................................25
7.4. USER INTERFACE CONNECTION ...................................................................................................................................................................................................26
7.5. MULTI ROOFTOPS INSTALLATION ...............................................................................................................................................................................................27
7.5.1. PRINCIPLE ................................................................................................................................................................................................................................................................. 27
7.5.2. CONNECTIONS .........................................................................................................................................................................................................................................................28
7.6. ADDRESSES CONFIGURATION ......................................................................................................................................................................................................29
7.7. ACCESS TO THE UNITS OF THE PLAN NETWORK VIA THE SINGLE TERMINAL ......................................................................................................................31
7.8. TRECO FUNCTION CONTROLLER .................................................................................................................................................................................................32
7.8.1. USER INTERFACE...................................................................................................................................................................................................................................................... 32
7.8.2. KEYPAD ..................................................................................................................................................................................................................................................................... 32
7.8.3. HOME PAGE.............................................................................................................................................................................................................................................................. 32
7.8.4. MENUS ...................................................................................................................................................................................................................................................................... 33
7.9. SERVICE MENU ..............................................................................................................................................................................................................................35
7.9.1. OPERATION TIME .....................................................................................................................................................................................................................................................35
7.9.2. SAVE / LOAD ............................................................................................................................................................................................................................................................ 35
8. ALARM MANAGEMENT .................................................................................................................................................................. 36
8.1. MAIN CONTROLLER ALARMS (CAREL) ......................................................................................................................................................................................36
8.2. ALARM LOG ...................................................................................................................................................................................................................................38
8.3. ALARM-WARNING SMS ...............................................................................................................................................................................................................38
8.4. TRECO MODULE ALARMS.............................................................................................................................................................................................................39
9. SERVICING (CAREL) ........................................................................................................................................................................ 41
9.1. COMPRESSOR AND UNIT HOUR-METER CONTROL ..................................................................................................................................................................41
9.2. INPUTS/OUTPUTS TEST .................................................................................................................................................................................................................41
10. MENU DESCRIPTION (CAREL) ....................................................................................................................................................... 42