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109

VCCX2 Controller Technical Guide

Main Screens Map

Refer to the following map when navigating through the Main

Screens. The rst screen is an initialization screen. To scroll

through the rest of the screens, press the <MENU> button.

VCCX AHU

VER X.XX

Settings

Alarms or

No Alarms

Output

Override

Status

Press to scroll through the Settings Screens.

Press to scroll through the Status Screens.

Press to go to the Status Screen.

Press to go to Settings Screen.

Press to scroll through Output Override Screens.

Press to scroll through the Alarms.

Press to go to the Output Override Screen.

Press to go to the Alarms Screen.

Press to go to the Air Balance Screen.

Air

Balance

Press to scroll through Air Balance Screens.

Press to go to the Factory Test Mode Screen.

FactTest

Mode

Press to return to the rst Main Menu Screen.

NOTE: This screen is for Factory Use Only.

APPENDIX B

VCCX2 LCD SCREENS

Main Screens Map

Default Chapter3
- Table of Contents3
Overview9
- System Features9
- Applications10
- Part Number Cross Reference11
- Parts and Descriptions12
- Controller with Enclosure Components19
- Figure 1: VCCX2 Controller with Enclosure Components19
- Figure 2: VCCX2 Controller Dimensions20
- Refrigerant System Module (RSM) (Typical)21
Dimensions20
- VCCX-2 Controller20
- VCC-X EM1 Expansion Module22
- Figure 5: 12-Relay E-BUS Module Dimensions23
- Table 1: Voltage and Environment Requirements24
- VCCX2 Controller Inputs25
Wiring24
- Important Wiring Considerations24
  - Figure 6: VCCX2 Controller Input Wiring25
  - E-BUS Digital Room Sensor27
- VCCX2 Controller Outputs26
Figure 33: RSMV Outputs Wiring52
Wiring53
- Figure 34: RSMV-HP Inputs Wiring53
  - Figure 35: RSMV-HP Outputs Wiring54
  - RSMD Controller Inputs55
- RSMV-HP Controller Inputs53
- RSMV-HP Controller Outputs54
Figure 44: PREHEAT-X Controller to VCCX2 Controller Wiring63
Figure 45: Modular Service Tool SD, Modular System Manager SD, System Manager TS-L, and Prism 2 Software64
Start - up and Commissioning64
- Powering up and Configuration64
- Table 3: VCC-X EM1 Inputs & Outputs65
- Table 2: VCCX2 Controller Inputs & Outputs (Continued)65
- Table 2: VCCX2 Controller Inputs & Outputs65
- VCCX2 Controller Inputs66
- VCCX2 Controller Outputs67
- VCC-X EM1 Expansion Module68
- E-BUS 12-Relay Expansion Module69
Inputs and Outputs65
- VCCX2 Controller and EM1 Module Input/Output Maps65
Table 4: User-Configurable Relay Outputs69
Sequence of Operations70
- Supply Fan and Occupied/Unoccupied Operation70
- HVAC Modes of Operation71
- Economizer Operation73
- Dehumidification Mode74
- Reheat, Coil Suction, and Return Air Bypass Damper75
- Heating Mode76
- Ventilation Mode, Remote Contact Control, and Space Sensor Operation77
- IAQ Control, Morning Warm-Up and Cool-Down, and Single Zone VAV79
- Airflow Monitoring, Pre-Heater, Low Ambient and Duct Static Press81
- Duct Static Setpoint Reset and Duct Static Pressure Control82
- Building Pressure Control and Exhaust Duct Static Pressure Control83
- MUA, CAV/MUA, and Space Temperature Control84
- VAV W/Sa Tempering, Air to Air Heat Pump and Standard Defrost85
- Heat Pump Adaptive Defrost, WSHP, EXV and Head Pressure86
- Evaporative Condenser, WSE, OA Lockouts and Temp Protection87
- Alarm Detection and Sensor Failure Alarms89
- Mechanical Failure and Failure Mode Alarms91
- Title 24 Economizer Alarms92
- Table 5: VCCX2 Controller Trend Logs93
- Table 6: RSMV/RSMD Module Trend Logs93
- VCCX2 Controller Trend Logs93
- RSMV/RSMD/RSMZ Trend Logs and Trend Log Enumerated Values94
- Table 8: Trend Log Enumerated Values94
- Table 7: RSMZ Module Trend Logs94
- Table 6: RSMV / RSMD Module Trend Logs (Continued)94
- RSMZ Trend Logs and Trend Log Enumerated Values95
- Table 10: RSMZ Module RSM Alarm Trend Log95
- Table 9: RSMZ Module Comp Status Trend Log95
- Table 11: RSMZ Module VFD Status Trend Log96
- Table 13: RSMZ Module VFD Alarm 2 Trend Log96
- Table 12: RSMZ Module VFD Alarm 1 Trend Log96
- Trend Log Bit String Decoding97
Table 14: VCCX2 Trend Log Bit Strings98
Table 14: VCCX2 Trend Log Bit Strings (Continued)99
Troubleshooting100
- VCCX2 Controller and EM1 LED Diagnostics100
- Figure 46: VCCX2 Controller LED Locations101
- Temperature Sensor Testing102
Table 16: Duct Static Pressure/Voltage for Duct Static Pressure Sensors103
Table 17: Building Static Pressure/Voltage for Building Pressure Sensors103
Appendix A - System Configuration104
- Figure 48: Available Operator Interfaces104
  - Figure 49: Typical Stand-Alone System Layout105
    - Figure 50: Typical Interconnected System Layout106
    - Networked System Single Loop Layout107
  - Interconnected System Layout106
- System Configurations104
- Stand-Alone System Layout105
Figure 51: Typical Networked Single Loop System Layout107
Appendix B - Vccx2 Lcd Screens108
- Figure 52: LCD Display and Navigation Keys108
- Navigation Keys108
- Table 18: Navigation Key Functions108
- Table 19: Editing Key Functions108
- Main Screens Map109
- Setting Screens110
- Status Screens111
- Alarm Screens112
- Output Override Screens113
- Air Balance Screens and Factory Test Mode Screen114
Figure 53: VCCX2 Bacnet ® Connection to MS/TP Network115
Appendix C - Vccx2 Bacnet115
- VCCX2 Bacnet ® Parameters115
Index137

Brand	AAON
Model	Orion VCCX2
Category	Controller
Language	English

AAON Orion VCCX2 User Manual

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