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(27-42)
130BA599.11
Illustration 5.10
NOTICE
Not used with star/delta controlled pumps.
27-43 Staging Threshold
Range:
Function:
Size
related
*
[ 0 -
100
%]
Staging Threshold is the speed in the staging
ramp at which the fixed speed pump should
be turned on. Set as a percentage [%] of
maximum pump speed.
If
27-40 Auto Tune Staging Settings
is
[1]
Enabled
,
27-43 Staging Threshold
and
27-44 Destaging Threshold
will be kept up to
date with new automatically calculated values.
If
27-43 Staging Threshold
and
27-44 Destaging
Threshold
are modified from the bus or LCP,
then the new values will be used, but will
continue to be automatically tuned.
130BD075.10
Motor speed
high
Motor speed
low
Staging speed
Variable speed pump
Fixed speed pump
Monitor feedback and
change to closed loop if
set point is reached
Closed loop
Time
Illustration 5.11
27-44 Destaging Threshold
Range:
Function:
Size
related
*
[ 0 -
100
%]
De-staging Threshold is the speed in the
staging ramp at which the fixed speed pump
should be turned on. Set as a percentage [%]
of maximum pump speed.
If
27-40 Auto Tune Staging Settings
is
[1]
Enabled
will be kept up to date with new
automatically calculated values. If
27-43 Staging Threshold
and
27-44 Destaging
27-44 Destaging Threshold
Range:
Function:
Threshold
are modified from the bus or LCP,
then the new values will be used, but will
continue to be automatically tuned.
130BD076.10
Motor speed
high
Motor speed
low
Destaging
speed
Variable speed
pump
Fixed speed pump
Closed loop
Monitor feedback and
change to closed loop if
set point is reached
Time
Illustration 5.12
27-45 Staging Speed [RPM]
Range:
Function:
0 RPM
*
[0 - 0 RPM] Staging Speed is a readout parameter that
shows the actual staging speed based on
the staging threshold.
27-46 Staging Speed [Hz]
Range:
Function:
0 Hz
*
[0 - 0 Hz] Staging Speed is a readout parameter that
shows the actual staging speed based on the
staging threshold.
27-47 Destaging Speed [RPM]
Range:
Function:
0 RPM
*
[0 - 0 RPM] De-staging Speed is a readout parameter
that shows the actual de-staging speed
based on the de-staging threshold.
27-48 Destaging Speed [Hz]
Range:
Function:
0 Hz
*
[0 - 0 Hz] Destaging Speed is a readout parameter that
shows the actual destaging speed based on
the destaging threshold.
5.1.8 Alternation Settings, 27-5*
Parameters for configuring alternations.
27-51 Alternation Event
Option:
Function:
[0]
Off
[1]
At Destage
Parameter Descriptions
VLT
®
AQUA Drive MCO 101/MCO 102
30
MI38C402 - VLT
®
is a registered Danfoss trademark
5
5