Honeywell
• 59
HVAC A
PPLICATION
3.5.14.6
Pressure loss compensation
Table 44.
3.5.14.7
PID1 Soft Fill
The Soft Fill function is used, for example, to avoid pressure pikes, the so-called "water ham-
mers" in pipes when the drive starts to regulate. If not controlled, these pikes might lead to dam-
aged pipes. See more information on page 81.
Table 45. PID1 Soft fill parameters
Code
Parameter
Min
Max
Unit
Default
ID
Description
M3.12.6.1
Enable setpoint 1
0
1
0
1189
Enables pressure loss com-
pensation for setpoint 1.
0 = Disabled
1 = Enabled
M3.12.6.2
Setpoint 1 max com-
pensation
Varies
Varies
Varies
Varies
1190
Value added proportionally to
the frequency.
Setpoint compensation =
Max compensation *
(FreqOut-MinFreq)/(Max-
Freq-MinFreq)
M3.12.6.3
Enable setpoint 2
0
1
0
1191 See M3.12.6.1.
M3.12.6.4
Setpoint 2 max com-
pensation
Varies
Varies
Varies
Varies
1192 See M3.12.6.2.
Code
Parameter
Min
Max
Unit
Default
ID
Description
M3.12.7.1
Enable soft fill
0
1
0
1094
0=Disable
1=Enable
M3.12.7.2
Soft fill frequency
M3.3.1
M3.3.2
Hz
0.00
1055
The drive accelerates to this
frequency before starting to
control.
M3.12.7.3
Soft fill level
0
Varies
Varies
0.0000 1095
The drive runs at the Soft Fill
frequency until the feedback
reaches this value. When
reached, the controller starts
to regulate.
M3.12.7.4
Soft fill timeout
0
30000
s
0
1096
If the desired value is not
reached within this time, fault
or alarm is triggered (leaking
pipe alarm).
0=No timeout used
Содержание SmartVFD HVAC MR4
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