Danfoss VLT Flow Drive FC 111 - Page 185

Table 443: Range:
Min: 0 s
Max: 3000 s
Default value: 15 s
25-25 OBW Time
Default value: 10 s
Parameter type: Range
2-setup: All setups
Conversion index: 0
Data type: u_int16
Change during operation: True
OBW timer prevents staging a pump until the system pressure is stabilized.
Table 444: Range:
Min: 0 s
Max: 300 s
Default value: 10 s
25-27 Stage Function
Default value: [1] Enabled
Parameter type: Option
2-setup: All setups
Conversion index: -
Data type: u_int8
Change during operation: True
Table 445: Option:
[0]
Disabled
Disable the stage function timer.
[1]
Enabled
Enable the stage function timer.
25-28 Stage Function Time
Default value: 15 s
Parameter type: Range
2-setup: All setups
Conversion index: 0
Data type: u_int16
Change during operation: True
With the lead pump at maximum speed, a fixed-speed pump is staged on when the programmed time expires.
Table 446: Range:
Min: 0 s
Max: 300 s
Default value: 15 s
25-29 Destage Function
Default value: [1] Enabled
Parameter type: Option
2-setup: All setups
Conversion index: -
Data type: u_int8
Change during operation: True
Table 447: Option:
[0]
Disabled
Disable the destage function timer.
[1]
Enabled
Enable the destage function timer.
25-30 Destage Function Time
Default value: 15 s
Parameter type: Range
2-setup: All setups
Conversion index: 0
Data type: u_int16
Change during operation: True
With the lead pump at minimum speed, a fixed speed pump is destaged when the programmed time expires.
Table 448: Range:
Min: 0 s
Max: 300 s
Default value: 15 s
4.19.3 25-4* Staging Settings
Parameters for setting conditions for staging and destaging.
AU363928304090en-000101 / 130R0982 | 185Danfoss A/S © 2021.07
Parameters
VLT® Flow Drive FC 111
Programming Guide