Danfoss VLT FC 102 Programming Manual page 544

Programming Guide | VLT® HVAC Drive FC 102
Option Name
[100] Bus feedback 1
[101] Bus feedback 2
[102] Bus feedback 3
[104] Sensorless flow
[105] Sensorless pressure
[110] Air pres. to flow
24-09 Fire Mode Alarm Handling
Default value: [0] Trip+Reset, critical alarms
Setup:
2 setups
Data type: Uint8
Warranty-affecting alarms. Certain alarms can affect the lifetime of the drive. Should 1 of these ignored alarms occur while in fire
mode, the alarms are logged and stored in the fire-mode log.
The setting in parameter 14-20 Reset Mode is disregarded if fire mode is active (see parameter group 24-0* Fire Mode).
Select an option to define the response to alarms when fire mode is active and an alarm is issued.
Option Name
[0]* Trip+reset, critical alarms
[1] Trip, critical alarms
[2] Trip, all alarms/test
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Description
Different feedback channels can be selected via fieldbus
network.
Different feedback channels can be selected via fieldbus
network.
Different feedback channels can be selected via fieldbus
network.
Select this option when feedback control must be related to
water flow.
Select this option when feedback control must be related to
water pressure.
Select this option when feedback control must be related to
airflow.
Parameter type:
Conversion index:
Change during operation:
NOTICE
NOTICE
Description
Alarms are ignored even though damage may be caused, except
for the critical alarms mentioned in the following table. When
these alarms occur, the drive trips immediately, followed by an
automatic reset, and restarts even if the operation leads to an
infinite loop of trip and restart.
Alarms are ignored even though damage may be caused, except
for the critical alarms mentioned in the following table. For
the critical alarms, a trip is caused. A manual reset is required
before restart. A manual restart requires disabling fire mode and
enabling fire mode again.
Option for testing fire mode operation without compromising
the normal handling of warnings and alarms. All alarms are
handled normally as defined in chapter Alarm/Warning Code List.
Parameter Descriptions
Option
–
False
AU430028034214en-001901 / 130R0310