TRUEFIT BAC-5051A E Airflow Measurement System Router User Guide

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Monitoring with an AFMS  

Accessing Monitoring  

Select the Monitor tab.  

Monitoring Operation  

Label  

Description  

Outside Air Flow  

The AFMS controller's current outside air CFM calculation displays here.  

NORMAL = No faults are detected.  

LEARN MODE = Learning Mode is ON. (See Running AFMS Learning Mode on page 8.)  

SPAN MODE = Learn Damper Span is ON. (See Setting AFMS Parameters on page 5.)  

SERVICE = One or more faults are detected. (See Monitoring Faults on page 13.)  

AFMS Status  

The saved Control Mode (OA FLOW CTRL, MAT CTRL, DMPR POSITION CTRL or  

PASS THROUGH) displays here. (See Controlling Airflow with an AFMS on page 11.)  

Control Mode  

Damper Position  

Occupancy  

The damper's percentage open displays here.  

The default is OCCUPIED. If an occupancy sensor is used and the served space is vacant,  

UNOCCUPIED will display.  

Outside Air Temp  

Return Air Temp  

Mixed Air Temp  

The outside air temperature sensor's measurement displays here.  

The return air temperature sensor's measurement displays here.  

The mixed air temperature sensor's measurement displays here.  

Monitoring Faults  

Label  

Description  

Outside Air Sensor Fault  

Return Air Sensor Fault  

Mixed Air Sensor Fault  

Sensor Fault  

FAULT = The outside air temperature sensor is missing or shorted.  

FAULT = The return air temperature sensor is missing or shorted.  

FAULT = The mixed air temperature sensor is missing or shorted.  

FAULT = One or more of the three temperature sensors is missing or shorted.  

If the saved Control Mode is DMPR POSITION CTRL (see Commanding a Damper  

Position on page 11), FAULT will display if the damper position is more than 15% off  

from the Outside Air Damper Setpoint for longer than the Stroke Time (Seconds)  

(found under Configure > Damper). This indicates that the damper is not moving  

properly.  

Damper Control Fault  

If the saved Control Mode is OA FLOW CTRL (see Controlling Outside Air Flow on  

page 11), FAULT will display if Outside Air Flow is more than 15% off from the Outside  

Air Flow Setpoint for longer than the Stroke Time (Seconds) (found under Configure >  

Damper). This indicates that the damper is not moving properly.  

Outside Air Control Fault  

AFMS BAC-5051(A)E Router AG  

13  

AG230818A  

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General	Details
Name	TRUEFIT BAC-5051A E Airflow Measurement System Router User Guide
Make	TRUEFIT
Language	English
Filetype	PDF (Download)
File size	0.2 MB

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