Orion-system PT-Link II BACnet2 Instrukcja Użytkownika Pobierz pdf (Strona 45)

PT-Link II Interface

PT-Link II BACnet

®

Technical Guide

45

Appendix F - 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.

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