The sensor type filter monitor can only properly function if the air flow of the fan is measured (Flow as fan control type or flow presentation has been activated).


Configuration and settings for sensor type filter monitoring


Variable

Available options & Selection

Note


Activate filter monitoring function

Configuration > Functions > Function activation

Filter monitoring

| Yes | No |



Configuration of filter monitoring function

Configuration > Functions > Filter monitoring

Type

| Sensor | Guard |

| Sensor + Guard |


Filter placement

| Supply air | Extract air |

| Supply air + Extract air |



Configure inputs

Configuration > I/O allocation settings > Analog inputs

Pressure filter supply air

Any available I/O


Pressure filter extract air


Set alarm level

Configuration > Alarms > Air and temperature control > Filter alarm supply air (53)

Action

| No action | ...

Adjust alarm settings if necessary

Level

| Class A | Class B |

| Class C | | Disabled |

Delay

[180] s

Alarm is triggered if excessive pressure drop is present longer than 180s

Limit X1

[0] m3/h

Lower point of pressure drop / airflow dependency

Limit Y1

[10] Pa

Limit X2

[2000] m3/h

Higher point of pressure drop / airflow dependency

Limit Y2

[150] Pa

Name

[Filter alarm supply air]

Customization of the alarm name

Configuration > Alarms > Air and temperature control > Filter alarm extract air (54)

Action

| No action | ...

Adjust alarm settings if necessary

Level

| Class A | Class B |

| Class C | Disabled |

Delay

[180] s

Alarm is triggered if excessive pressure drop is present longer than 180s

Limit X1

[0] m3/h

Lower point of pressure drop / airflow dependency

Limit Y1

[10] Pa

Limit X2

[2000] m3/h

Higher point of pressure drop / airflow dependency

Limit Y2

[150] Pa

Name

[Filter alarm extract air]

Customization of the alarm name