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226 Actual signals and parameters
Group 40: Process PID set 1
This group defines a set of parameters used with the Process PID (PID1) controller.
Typically only parameters in this group are needed.
PID controller – basic set-up
In PID control mode, the drive compares a reference signal (setpoint) to an actual
signal (feedback), and automatically adjusts the speed of the drive to match the two
signals. The difference between the two signals is the error value.
Typically PID control mode is used, when the speed of a fan or pump needs to be
controlled based on pressure, flow or temperature. In most cases – when there is
only 1 transducer signal wired to the drive – only parameter group 40 is needed.
3716
LOAD FREQ 5
0 … 500 Hz
500 Hz
Defines the frequency value of fifth load curve definition point.
3717
LOAD TORQ LOW 5
0 … 600%
30%
Defines the torque value of the fifth underload curve definition point. Must be smaller
than
3718
LOAD TORQ HIGH 5
0 … 600%
300%
Defines the torque value of the fifth overload curve definition point.
Group 37: User load curve
Code
Description
Range
Resolution
Default
S
Summary of Contents for ACS320 series
Page 1: ...ABB drives User s manual ACS320 drives 0 5 to 30 hp ...
Page 4: ......
Page 18: ...18 Safety ...
Page 28: ...28 Operation principle and hardware description ...
Page 56: ...56 Electrical installation ...
Page 142: ...142 Program features Connection diagram example ACS320 xx xxxx x ...
Page 282: ...282 Actual signals and parameters ...
Page 358: ...358 Fieldbus control ...
Page 376: ...376 Fault tracing ...
Page 382: ...382 Maintenance and hardware diagnostics ...
Page 407: ...Dimension drawings 407 Frame size R2 NEMA 1 Frame size R2 IP20 NEMA 1 3AUA0000051097 A ...
Page 409: ...Dimension drawings 409 Frame size R3 NEMA 1 Frame size R3 IP20 NEMA 1 3AUA0000051118 A ...
Page 411: ...Dimension drawings 411 Frame size R4 NEMA 1 Frame size R4 IP20 NEMA 1 3AUA0000051133 A ...
Page 412: ...412 Dimension drawings ...
Page 413: ...Index Numerics A B C D E F G H I K L M N O P R S T ...