Orion Control Systems AAON VCCX2 User Manual

122
VCCX2 Controller Technical Guide
BACnet
®
Properties for the VCCX2 Controller
Parameter Object Description
Limits
SUB 1
Pressure 2
AI: 257 Current Subcooling
Module 1 liquid line
pressure 2 reading
SUB 1
Pressure 3
AI: 258 Current Subcooling
Module 1 liquid line
pressure 3 reading
SUB 1
Saturation 1
AI: 259 Subcooling
Module 1 saturation
temperature 1 reading
SUB 1
Saturation 2
AI: 260 Subcooling
Module 1 saturation
temperature 2 reading
SUB 1
Saturation 3
AI: 261 Subcooling
Module 1 saturation
temperature 3 reading
SUB 1
Line Temp 1
AI: 262 Subcooling
Module 1 liquid line
temperature 1 reading
SUB 1
Line Temp 2
AI: 263 Subcooling
Module 1 liquid line
temperature 2 reading
SUB 1
Line Temp 3
AI: 264 Subcooling
Module 1 liquid line
temperature 3 reading
SUB 2
Sub Cool 1
AI: 265 Current Subcooling
Module 2 Sub Cool 1
reading
SUB 2
Sub Cool 2
AI: 266 Current Subcooling
Module 2 Sub Cool 2
reading
SUB 2
Sub Cool 3
AI: 267 Current Subcooling
Module 2 Sub Cool 3
reading
SUB 2
Pressure 1
AI: 268 Current Subcooling
Module 2 liquid line
pressure 1 reading
SUB 2
Pressure 2
AI: 269 Subcooling
Module 2 liquid line
pressure 2 reading
SUB 2
Pressure 3
AI: 270 Subcooling
Module 2 liquid line
pressure 3 reading
SUB 2
Saturation 1
AI: 271 Subcooling
Module 2 saturation
temperature 1 reading
SUB 2
Saturation 2
AI: 272 Subcooling
Module 2 saturation
temperature 2 reading
SUB 2
Saturation 3
AI: 273 Subcooling
Module 2 saturation
temperature 3 reading
SUB 2
Line Temp 1
AI: 274 Subcooling
Module 2 liquid line
temperature 1 reading
SUB 2
Line Temp 2
AI: 275 Subcooling
Module 2 liquid line
temperature 2 reading
APPENDIX C
-
VCCX2 BACnet
®
VCCX2 BACnet
®
Parameters
BACnet
®
Properties for the VCCX2 Controller
Parameter Object Description
Limits
SUB 2
Line Temp 3
AI: 276 Subcooling
Module 2 liquid line
temperature 2 reading
Enter Water
Pump
AI: 277 Current status of Entering
Water Temperature
Return
Plenum
Pressure
Status
AI: 278 Current value of the Return
Plenum Pressure Sensor
Return
Plenum
Control
Signal
AI: 279 Current Return Plenum
Control Signal. (Motorized
Exhaust Damper)
Occupied
Cooling
Setpoint
AV: 1 If the control temperature
rises one deadband above
this setpoint, the control will
activate the cooling
demand. This setpoint does
not determine the mode in
Occupied operation if the
unit is congured for Supply
Air Cooling or Supply Air
Tempering.
1°F
-17.2°C
110°F
43.3°C
Occupied
Heating
Setpoint
AV: 2 If the control temperature
drops one deadband below
this setpoint, the control
will activate the heating
demand. This setpoint does
not determine the mode in
Occupied operation if the
unit is congured for
Supply Air Cooling or
Supply Air Tempering.
1°F
-17.2°C
110°F
43.3°C
Hood On
Cooling
Setpoint
AV: 3 This is the Cooling Mode
Enable Setpoint used only
in Hood On Mode or Space
Temperature Control of High
Percentage Outdoor Air
Units or VAV Tempering.
1°F
-17.2°C
110°F
43.3°C
Hood On
Heating
Setpoint
AV: 4 This is the Heating Mode
Enable Setpoint used only
in Hood On Mode or Space
Temperature Control of High
Percentage Outdoor Air
Units or VAV Tempering.
1°F
-17.2°C
110°F
43.3°C
Unoccupied
Cooling
Oset
AV: 5 During the Unoccupied
Mode of Operation, this
Setpoint osets the
Occupied Cooling Setpoint
up by this user-adjustable
amount. If you do not want
Cooling to operate during
the Unoccupied Mode, use
the default setting of 30°F
for this setpoint.
0°F
0°C
30°F
16.6°C

Orion Control Systems AAON VCCX2 Specifications

General

Brand	Orion Control Systems
Model	AAON VCCX2
Category	Controller
Language	English