Danfoss VLT Flow Drive FC 111 Programming Manual page 184

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VLT® Flow Drive FC 111
Programming Guide
Set the total number of pumps including the variable speed pump.
Table 438: Range:
Min: 2
4.19.2 25-2* Bandwidth Settings
Parameters for setting limits related to staging and destaging.
25-20 Staging Bandwidth
Default value: 10%
Conversion index: 0
Set the SBW percentage to accommodate system pressure fluctuation.
Table 439: Range:
Min: 1%
25-21 Override Bandwidth
Default value: 100%
Conversion index: 0
Set the OBW for when to override the staging/destaging timers for immediate response.
Table 440: Range:
Min: 1%
25-22 Fixed Speed Bandwidth
Default value: 10%
Conversion index: 0
Set the staging bandwidth to use when only fixed-speed pumps are running.
Table 441: Range:
Min: 1%
25-23 SBW Staging Delay
Default value: 15 s
Conversion index: 0
Staging a pump on is delayed by the length of time programmed.
Table 442: Range:
Min: 0 s
25-24 SBW Destaging Delay
Default value: 15 s
Conversion index: 0
Destaging a pump is delayed by the length of time programmed.
184 | Danfoss A/S © 2021.07
Max: 5
Parameter type: Range
Data type: u_int8
Max: 100%
Parameter type: Range
Data type: u_int8
Max: 100%
Parameter type: Range
Data type: u_int8
Max: 100%
Parameter type: Range
Data type: u_int16
Max: 3000 s
Parameter type: Range
Data type: u_int16
Default value: 2
2-setup: All setups
Change during operation: True
Default value: 10%
2-setup: All setups
Change during operation: True
Default value: 100%
2-setup: All setups
Change during operation: True
Default value: 10%
2-setup: All setups
Change during operation: True
Default value: 15 s
2-setup: All setups
Change during operation: True
Parameters
AU363928304090en-000101 / 130R0982

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