Orion-system RNE Modular Controller Manual de usuario Pagina 3

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TABLE OF CONTENTS
RNE Modular Controller Field Technical Guide
3
RNE 120 - 140 Ton Unit Four Compressors Wiring .....................................................................................43
Full Digital Module ......................................................................................................................................43
Water Source Heat Pump X-2 Module ........................................................................................................44
Two Condenser Head Pressure Module II ..................................................................................................46
START UP AND COMMISSIONING ....................................................................................................................48
Addressing & Powering Up ...........................................................................................................................48
Programming the Controller .........................................................................................................................49
INPUTS AND OUTPUTS .....................................................................................................................................50
RNE Controller Inputs ....................................................................................................................................50
RNE Controller Outputs .................................................................................................................................50
Expansion Module Inputs & Outputs ...........................................................................................................51
4 Binary Input Expansion Module ................................................................................................................52
12-Relay Expansion Module ..........................................................................................................................52
SEQUENCE OF OPERATION .............................................................................................................................53
Operation Modes ...........................................................................................................................................53
Occupied/Unoccupied Mode of Operation ..................................................................................................53
HVAC Modes of Operation ..........................................................................................................................53
Vent Mode and Cooling Mode .....................................................................................................................53
Economizer Operation ................................................................................................................................55
Supply Air Tempering .................................................................................................................................55
Dehumidi cation Mode ...............................................................................................................................56
Heating Mode ..............................................................................................................................................58
Morning Warm Up .......................................................................................................................................60
Head Pressure Control ...............................................................................................................................61
Remote Control of HVAC Mode ..................................................................................................................61
Supply Air Temperature Setpoint Reset ......................................................................................................61
Air Flow Monitoring/Control .........................................................................................................................62
Supply Fan Control .....................................................................................................................................62
Duct Static Pressure Control .......................................................................................................................62
Duct Static Pressure Control for Filter Loading ...........................................................................................63
Building Pressure Control ...........................................................................................................................63
CAV/MUA Dual Mode (Hood On/Off Operation) .........................................................................................63
MUA Unoccupied Operation .......................................................................................................................63
IAQ (CO
2
) Operation ...................................................................................................................................64
Pre-Heater Operation ..................................................................................................................................64
Heat Wheel .................................................................................................................................................64
Single Zone VAV Mode ...............................................................................................................................64
Outdoor Air Lockouts ..................................................................................................................................65
Supply Air Cutoffs .......................................................................................................................................65
RNE Controller Alarms ................................................................................................................................66
VAV/Zone Controller Alarms ........................................................................................................................67
Scheduling ..................................................................................................................................................68
Internal Trend Logging ................................................................................................................................68
Force Modes or Overrides ..........................................................................................................................69
VAV Terminal Unit Controller Compatibility .................................................................................................69
VAV/Zone System .......................................................................................................................................69
TROUBLESHOOTING .........................................................................................................................................70
APPENDIX ...........................................................................................................................................................76
System Con gurations ..................................................................................................................................77
INDEX...................................................................................................................................................................80
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