Orion System PT-Link II BACnet3 - Manual (Page 37)

PT-Link II BACnet3 Interface
7. PARAMETER TABLES
37
7.1 VCB-X BACnet Parameters
BACnet Properties for the VCB-X Controller
Param-
eter
Name Object Description Limits
Indoor
Humidity
Setpoint
InRhSt AV:289 If Coil Temp
Reset is being
used this is also
the lowest Space
RH value that
corresponds to
the Hi Coil Temp
Setpoint.
0 100
High
Indoor
Humidity
Reset
Limit
HiInRh AV:292 During Coil
Temp Reset, this
is the highest
Space RH value
that corresponds
to the Low Coil
Temp Setpoint.
0 100
Indoor
Humidity
Setpoint
Mirror
InRhStM AI: 114 Mirror of the
InRhSt “read
only.”
Leaving
Water
Tempera-
ture
LvWtrTp AI:278 Leaving Water
Temperature
Value
Low
Ambient
Relay
Setpoint
LWAmbnt AV:285 Temperature at
which the Low
Ambient Relay
will activate in
the Occupied
or Unoccupied
Mode.
-30 70
Mode
Select
Deadband
MdSelDb AV: 339 This Setpoint
is added to and
subtracted from
the HVAC Mode
Setpoints to de-
termine when the
unit enters and
leaves a mode of
operation.
1 10
Modulat-
ing
Cooling
Position
MdClPos AI: 115 Current position
of the modulat-
ing
cooling signal
(Chilled water or
digital
compressor).
Modulat-
ing Gas
Valve
Position
MdGs
VPos
AI:274 Current
position of
MODGAS
modulating gas
valve control.
Modulat-
ing
Heating
Position
MdHtPos AI: 116 Current position
of the modulat-
ing
heating signal
(hot water or
SCR heat).
BACnet Properties for the VCB-X Controller
Param-
eter
Name Object Description Limits
Missing
MODGAS
Module
MisMDGAS BI: 375 Alarm that
indicates that
the MODGAS
module is not
communicating
with the VCB-X
Controller.
Morning
Warm-Up
Return Air
Target
Setpoint
WmupTg AV:281 If confi gured,
upon entering the
occupied mode,
the Warm-up
Demand will be
activated if the
return air tem-
perature is one
degree below
this setpoint.
50 90
Occupied
Cooling
Setpoint
OcpClSt AV: 42 If the control
temperature rises
one degree above
this setpoint,
the control will
activate the
cooling demand.
If the control
temperature is
the Supply Air
Sensor, then the
cooling demand
is always active.
1 110
Occupied
Heating
Setpoint
OcpHtSt AV: 43 If the control
temperature
drops one degree
below
this setpoint,
the control will
activate the
heating demand.
If the
control
temperature
is the Supply
Air Sensor, then
there is no
heating
demand.
1 110
Hood On
Outdoor
Air
Cooling
Setpoint
OaClSt AV:45 This is the Cool-
ing Mode Enable
Setpoint used
only in Hood On
Mode.
1 110
Hood On
Outdoor
Air
Heating
Setpoint
OaHtSt AV:46 This is the Heat-
ing Mode Enable
Setpoint used
only in Hood On
Mode.
1 110
Outdoor
Air CFM
OaCFM AI: 193 Current Outdoor
Airfl ow
Measurement