Orion-system PT-Link II LON Manual de usuario descargar pdf (Pagina 34)

PT-Link II LON

®

Technical Guide

PT-Link II Interface

34

Appendix C - VCB-X LON Parameters

SNVTs for the VCB-X Controller

Binary Output SNVTs are SNVT_lev_disc

all other SNVTs are SNVT_count_inc_f

Parameter Name Object Description

Limits

Outdoor

Wetbulb

OaWtbl Analog

Output

Current cal-

culated value

of the outdoor

wetbulb

temperature.

Preheat

Relay

Setpoint

PreHtAmb Analog

Input

If the Supply

Fan is ener-

gized this is the

temperature

at which the

Preheat Relay

will activate.

Operates only

in the Occupied

Mode.

-30 70

Proof of Flow

Alarm

PofAlm Binary

Output

Indicates no

Proof of Water

Flow.

Reheat

Enabled

RehtEnbl Binary

Output

Modulating

Hotgas Reheat

Enabled.

Reheat Valve

Position

RtVlvPos Analog

Output

Current

position of

MHGRV

modulating

hot gas reheat

valve.

Missing

Reheat

Module

MisMH-

GRV

Binary

Output

Indicates that

the MHGRV

Module is not

communicating

with the VCB-

X Controller.

Return Air

CFM

RaCFM Analog

Output

Current Return

Airﬂ ow

Measurement.

Missing

Return Air

CFM Sensor

RaCfmSr Binary

Output

Indicates

that the Return

Air CFM

Sensor is not

detected.

Return Air

Damper

Position

RaDmp Analog

Output

Current Return

Air Damper

position.

Return Air

Humidity

RaRH Analog

Output

Current value

of the Return

Air Humidity

Sensor.

Return Air

Temperature

RaTp Analog

Output

Current value

of the return

temperature

sensor.

SNVTs for the VCB-X Controller

Binary Output SNVTs are SNVT_lev_disc

all other SNVTs are SNVT_count_inc_f

Parameter Name Object Description

Limits

Return Air

Temperature

Sensor Offset

RaTpOst Analog

Input

If the Return

Temperature

Sensor is

reading

incorrectly, use

this to enter an

offset to adjust

the Sensor’s

Temperature.

-100 100

Bad Return

Air Sensor

RaTpAlm Binary

Output

Indicates a

failure of the

Return Air

Sensor.

Return Bypass

Damper

Position

RetBydmp Analog

Output

Current Return

Bypass Damper

position.

Schedule

Force

SchdFrc Analog

Input

0 = Auto (uses

controller’s

schedule)

1 = Forced

Occupied

2 = Forced

Unoccupied

02

Current Slide

Adjust Offset

SldAdOfs Analog

Output

Current Slide

Adjust Offset

value.

Smoke Alarm

/ Emergency

Shutdown

SmokeAlm Binary

Output

Indicates the

Smoke sen-

sor has been

activated. This

will shut down

the unit.

Space

Temperature

SpcTp Analog

Output

Current value

of the space

temperature

sensor.

Space

Temperature

Offset

SpcTpOst Analog

Input

If the Space

Temperature

Sensor is

reading

incorrectly, use

this option to

enter an offset

to adjust the

Sensor’s

Temperature.

-100 100

Space

Temperature

Sensor

Lost

SpcTpAlm Binary

Output

Indicates

a failure of the

Space Tempera-

ture Sensor.

Static

Pressure

StaticPr Analog

Output

Current Static

Pressure.

Static

Pressure

Setpoint

StatPrSt Analog

Input

Current Static

Pressure

Setpoint.

.10 3.0

Revised 7/7/14

1 2 ... 29 30 31 32 33 34 35 36 37 38 39 ... 59 60

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