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2100-444-003A

Page iii

3.2.3 Wiring - Sensors ..................................................................................................................12

3.2.4 Wiring – Inputs & Outputs...................................................................................................13

3.2.5 Wiring - Telephone Line......................................................................................................14

3.2.6 Wiring - Ethernet .................................................................................................................14

3.3 Installation Check List ..............................................................................................................18

3.4 System Startup...........................................................................................................................19

3.4.1 Wallmount Startup Checklist...............................................................................................19

3.4.2 TCS22 Startup Checklist .....................................................................................................20

4.0 OPERATION................................................................................................................21

4.1 General........................................................................................................................................21

4.2 Sequence of Operation...............................................................................................................21

4.2.1 Cooling Sequence with Economizers ..................................................................................21

4.2.2 Heating Sequence.................................................................................................................21

4.2.3 Fan Sequence .......................................................................................................................21

4.2.4 Occupied / Unoccupied Mode Sequence .............................................................................22

4.2.5 Alarm Sequence..................................................................................................................22

4.2.6 Dehumidification sequence..................................................................................................24

4.2.7 Thermal Shock Protection Sequence ...................................................................................24

4.2.8 Modem Sequence.................................................................................................................24

4.2.9 Power Management Sequence.............................................................................................24

4.2.10 Setpoints...............................................................................................................................25

5.0 DISPLAY & KEYPAD OPERATION (DAK).................................................................25

5.1 Display & Keypad Physicals .....................................................................................................25

5.2 Power Up.....................................................................................................................................26

5.3 Menu Tree...................................................................................................................................26

5.3.1 Buildings Status Screen.........................................................................................................27

5.3.1.1 Room Temperature ..............................................................................................................28

5.3.1.2 Room Humidity ...................................................................................................................28

5.3.1.3 Outdoor Temperature...........................................................................................................28

5.3.1.4 Outdoor Humidity................................................................................................................28

5.3.1.5 Active Cooling Setpoint.......................................................................................................28

5.3.1.6 Active Heating Setpoint.......................................................................................................28

5.3.1.7 Free Cooling On / Off........................................................................................................29

5.3.1.8 Room Occupied Yes/No ...................................................................................................29

5.3.1.9 Outdoor Enthalpy................................................................................................................29

Bard TCS22-***-003 User Manual

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