Orion System PT-Link II BACnet3 - Manual (Page 46)

Zone
Zone
7. PARAMETER TABLES
PT-Link II BACnet3 Interface 46
BACnet Properties for VCM-X WSHP (Tulsa)
and RNE Controllers
Parameter Name Object Description Limits
Compressor 4
Lockout Alarm
B2LktAlm BI: 229 Alarm that
indicates
Compressor B2
is locked out.
Low Water
Temperature 1
Alarm
LWT1Alm BI: 230 Alarm that
indicates water
temperature is
below the
Leaving Water
Safety Setpoint
(Heating only)
for System A.
Low Water
Temperature 2
Alarm
LWT2Alm BI: 231 Alarm that
indicates water
temperature is
below the
Leaving Water
Safety Setpoint
(Heating only)
for System B
Proof of Water 1
Flow Alarm
POWF1Alm BI: 232 Alarm that
indicates no
Proof of Water
Flow for System
A (A1/A2)
Proof of Water 2
Flow Alarm
POWF2Alm BI: 233 Alarm that
indicates no
Proof of Water
Flow for System
B (B1/B2)
Module
Communica-
tions Alarm
ComMAlm BI: 234 Alarm that
indicates that one
or more Modules
are not
communicating
with the VCM-X
WSHP Control-
ler.
Bad Return Air
Sensor
RaTpAlm BI: 365 Alarm that
indicates
a failure in the
Return Air Sen-
sor.
Title 24 Econo-
mizer Feedback
T24EcFb AI: 384 Current position
of feedback from
Economizer
actuator.
7.3 VCM-X WSHP Tulsa & RNE BACnet Parameters
BACnet Properties for VCM-X WSHP (Tulsa)
and RNE Controllers
Parameter Name Object Description Limits
Title 24
Sensor Alarm
T24TpAlm BI: 385 Outside Air
or Supply Air
Temperature
Sensor is shorted
or missing.
Title 24 Not
Economizing
When It Should
T24NEWS BI: 386 Economizer is
enabled but not
following the
desired Econo-
mizer position
commanded.
Title 24 Econo-
mizing 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
enabled but not
within 10% of
desired position
within 150
seconds.
Title 24 Excess
Outdoor Air
T24ExsOA BI: 389 Economizer
feedback is lost
or Economizer
is not follow-
ing commanded
position.