Orion System PT-Link II BACnet3 - Manual (Page 44)

Zone
Zone
7. PARAMETER TABLES
PT-Link II BACnet3 Interface 44
7.2 VCM-X Modular BACnet Parameters
BACnet Properties for VCM-X Modular
Parameter Name Object Description Limits
Modulating
Compressor 2
MdCmp2 AI: 206 Current position
of the 2nd Stage
of Compressor
Modulation.
Head Pressure
Signal 1 on
Head Pressure
Module 1
HdPr1 AI: 207 Head Pressure
Signal 1 on Head
Pressure Module 1
Head Pressure
Signal 2 on
Head Pressure
Module 1
HdPr2 AI: 208 Head Pressure
Signal 2 on Head
Pressure Module 1
Condenser
Fan Signal 1
On Head Pres-
sure Module 1
CdFan1 AI: 209 Condenser Fan
Signal 1 On Head
Pressure Module 1
Condenser
Fan Signal 2
On Head Pres-
sure Module 1
CdFan2 AI: 210 Condenser Fan
Signal 2 On Head
Pressure Module 1
Title 24
Economizer
Feedback
T24EcFb AI: 384 Current posi-
tion of feedback
from Economizer
actuator.
Title 24
Economizer
Alarms
AlmGrp5 AI: 391 Alarms for the 24
Title Economizer
Condenser
Fan Signal 1
On Head Pres-
sure Module 2
CdFan21 AI: 392 Condenser Fan
Signal 1 On Head
Pressure Module 2
Condenser
Fan Signal 2
On Head Pres-
sure Module 2
CdFan22 AI: 393 Condenser Fan
Signal 2 On Head
Pressure Module 2
Head Pressure
Signal 1 on
Head Pressure
Module 2
HdPr21 AI: 394 Head Pressure
Signal 1 on Head
Pressure Module 2
NOTE:
The following points for the VCM-X Modular, VCM-X
WSHP & RNE Controllers are additional points. All
points and property identifi ers in the VCM-X Control-
ler table (Section 7.5, page 48) also apply to the VCM-
X Modular, VCM-X WSHP, and RNE Controllers.
BACnet Properties for VCM-X Modular
Parameter Name Object Description Limits
Head Pressure
Signal 2 on
Head Pressure
Module 2
HdPr22 AI: 395 Head Pressure
Signal 2 on Head
Pressure Module 2
Remote VFD
Reset
RmVFDPos AV: 258 Remote VFD
Position Reset
-1 100
Bad Return
Air Sensor
RaTpAlm BI: 365 Alarm that indicates
a failure in the Re-
turn Air Sensor.
Title 24
Sensor Alarm
T24TpAlm BI: 385 Outside Air or
Supply Air Tem-
perature Sensor is
shorted or missing.
Title 24 Not
Economiz-
ing When It
Should
T24NEWS BI: 386 Economizer is
enabled but not fol-
lowing the desired
Economizer posi-
tion commanded.
Title 24
Economiz-
ing When It
Should Not
T24EWISN BI: 387 Economizer is not
enabled but the
feedback signal
indicates a position
more open than the
minimum.
Title 24
Damper
Failure
T24DpAlm BI: 388 Economizer is en-
abled but not with-
in 10% of desired
position within 150
seconds.
Title 24
Excess
Outdoor Air
T24ExsOA BI: 389 Economizer
feedback is lost or
Economizer is not
following com-
manded position.