Orion-system PT-Link II BACnet3 Manual de usuario descargar pdf (Pagina 46)

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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.

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