Orion System PT-Link II BACnet3 - Manual (Page 51)

PT-Link II BACnet3 Interface
7. PARAMETER TABLES
51
7.5 VCM-X BACnet Parameters
BACnet Properties for the VCM-X Controller
Parameter Name Object Description Limits
Bad Supply
Air Sensor
SaTpAlm BI: 2 Alarm that
indicates a failure
in the
supply air sensor.
CO
2
Sensor
Installed
CO2Cfg BI: 3 Status that
indicates the CO
2
function has been
confi gured.
Cooling
Enabled
ClEnbl BI: 6 Status that indicates
mechanical cooling
is enabled.
Economizer
Enabled
EcoEnbl BI: 15 Status that indicates
the economizer is
enabled.
Fan Start Up
Delay
FanDly BI: 25 Status that indicates
the fan is
commanded to run,
but it is in the start
up delay mode.
Fan
Proving
Alarm
PofAlm BI: 26 Alarm that
indicates a failure
in the fl ow of the
VFD blower.
Heating
Enabled
HtEnbl BI: 30 Status that
indicates that
mechanical heating
is enabled.
High
Supply Air
Temperature
Alarm
HiSaAlm BI: 33 The Supply Air
has risen above
the Hi SAT Cutoff
Setpoint. Heating
stages begin to deac-
tivate and the fan
continues to run.
Low Supply
Air
Temperature
Alarm
LoSaAlm BI: 37 The Supply Air has
fallen below the Hi
SAT Cutoff Setpoint
and cooling stages
will begin to deacti-
vate. If the unit is in
Economizer, Vent,
or Heating Mode
the Supply Fan will
shut off.
MODGAS
II
Connected
MdHt2Ins BI: 39 Status that indicates
the MODGAS II
controller is
connected.
Proof of
Flow
Confi gured
PofCfg BI: 57 Status that indicates
the proof of fl ow
function has been
confi gured.
REHEAT II
Connected
Rt2Ins BI: 58 Status that indicates
the MHGRV
controllers is
connected to the
system.
BACnet Properties for the VCM-X Controller
Parameter Name Object Description Limits
Mechanical
Cooling
Alarm
MchClAlm BI: 94 Compressor Relays
are enabled but
the Supply Air
Temperature has
not fallen 5°F w/in
a user-adjustable
time period. This
does not indicate
compressors are
active and will not
shut the unit down.
Mechanical
Heating
Alarm
MchHtAlm BI: 95 Heating Mode has
been initiated but
the Supply Air
Temperature has
not risen 5°F w/in
a user-adjustable
time period. This
does not indicate
heat stages are
active and will not
shut the unit down.
Dirty Filter
Detected
DrtFlAlm BI: 96 Alarm that indicates
the fi lters are dirty.
Control
Temperature
Cool Failure
CtrlTpCF BI: 108 This alarm is
activated if the
control temperature
does not get within
5°F to the occupied
cooling setpoint
in an hour in the
cooling mode. This
alarm is not used
in 100% outside air
units or supply air
control.
Control
Temperature
Heat Failure
CtrlTpHF BI: 109 This alarm is
activated if the
control temperature
does not get within
5°F to the occupied
heating setpoint
in an hour in the
heating mode. This
alarm is not used
in 100% outside air
units or supply air
control.
Outdoor Air
Temperature
Lost
OaTpAlm BI: 117 Alarm that
indicates a failure
in the outdoor air
temperature.
Smoke
Detected
Alarm
SmokeAlm BI: 119 Alarm that indicates
the Smoke sensor
has been activated.
Space
Temperature
Sensor Lost
SpcTpAlm BI: 101 Alarm that indicates
a failure in the
space temperature
sensor.