Parameter tables, 7 vcm bacnet parameters, Bacnet properties for the vcm controller – Orion System PT-Link II BACnet3 User Manual
Page 58: Zone

Zone
Zone
7. PARAMETER TABLES
PT-Link II BACnet3 Interface
58
BACnet Properties for the VCM Controller
Parameter
Name
Object
Description
Limits
Supply Air
Temperature
SaTp
AI: 83
Current value of
the supply air
temperature
sensor.
Temperature
Demand
TpDmnd
AI: 84
Based on the
comparison
between the
current Control
Temperature and
the Heating or
Cooling Setpoint
Temperatures.
Does not work
for supply air
control.
VFD Blower
Fan
VfdBwPos
AI: 88
Current position
of the VFD blow-
er fan signal.
VFD Relief
Fan
VfdExPos
AI: 89
Current position
of the VFD relief
fan signal.
Modulating
Gas Valve
Position
MdHt2Pos
AI: 38
Current position
of MODGAS II
modulating gas
valve control.
Reheat Value
Position
Rt2Pos
AI: 60
Current position
of MHGRV
modulating hot
gas reheat valve
control.
Alarm
Group 1
AlrmGrp1
AI: 104
See page 63.
Alarm
Group 2
AlrmGrp2
AI: 105
See page 63.
Alarm
Group 3
AlrmGrp3
AI: 106
See page 63.
Dewpoint
Setpoint
Mirror
DptStM
AI: 110
Mirror of the
DPtSt
“read only.”
Indoor RH
Setpoint
Mirror
InRhStM
AI: 114
Mirror of the
InRhSt “read
only.”
Modulating
Cool
Position
MdClPos
AI: 115
Current position
of the modulating
cooling signal
(Chilled water or
digital compres-
sor).
Modulating
Heat
Position
MdHtPos
AI: 116
Current position
of the modulating
heating signal
(hot water or
SCR heat).
BACnet Properties for the VCM Controller
Parameter
Name
Object
Description
Limits
Application
Software
Version
AppVer
AI: 99
Current version of the
software in the unit.
Alarm
Status
AlmSts
AI: 1
See page
63.
Unit Mode
UnitMode
AI: 123
See page
63.
Control
Status
CtrlSts
AI: 4
Current operational
status.
Control
Temperature
CtrlTp
AI: 9
Current value of the
control temperature
sensor.
Occupied/
Mode
Enable
Cooling
Setpoint
Mirror
ClSt
AI: 7
Occupied/ Mode
Enable Cooling
Setpoint
Mirror.
Duct Static
Pressure
DuctPr
AI: 14
Current value of the
duct static pressure
sensor.
Economizer
Position
EcoPos
AI: 16
Current position of the
economizer damper.
External
Relays 1-2
ExRlys12
AI: 111
See page
63.
External
Relays 3-4
ExRlys34
AI: 112
See page
63.
Indoor
Humidity
InRh
AI: 67
Current value of the
indoor humidity sensor.
Occupied/
Mode
Enable
Heating
Setpoint
Mirror
HtSt
AI: 31
Occupied/ Mode
Enable Heating Setpoint
Mirror.
On Board
Relays
OnRlys
AI: 44
See page
63.
Outdoor Air
Humidity
OaRh
AI: 52
Current value of the
outdoor humidity
sensor.
Outdoor Air
Temperature
OaTp
AI: 54
Current value of the
outdoor temperature
sensor.
Outdoor Air
Wetbulb
OaWtbl
AI: 55
Current calculated value
of the outdoor wetbulb
temperature.
Relief
Pressure
RfPr
AI: 62
Current value of the
building pressure
sensor.
Return Air
CO
2
Level
CO2Level
AI: 150
Current value of the
CO
2
sensor.
Return Air
Temperature
RaTp
AI: 64
Current value of the
return temperature
sensor.
Space
Temperature
SpcTp
AI: 72
Current value of the
space temperature
sensor.
7.7 VCM BACnet Parameters