Macro 5 Pid Control Logic Diagram - Emerson unidrive sp User Manual

Universal variable speed ac drive for induction and servo motors
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Parameter
Keypad and
Parameter
structure
display
Figure 6-5 Macro 5 PID control logic diagram
Reference selection
Frequency/speed
reference
Analog
input 2
0.18
PID
reference
Analog
input 2
scaling
Analog
input 3
scaling
PID
feedback
0.19
Analog
input 3
Pr
Function
0.11 Pre-ramp reference
0.12 Post-ramp reference
0.13 Motor active-current
0 14 (Not used)
0.15
Analog input 2 (PID reference) mode
0.16
Analog input 3 (PID feedback) mode
0.17
Analog input 1 (freq./speed ref.)
0.18
Analog input 2 (PID reference)
0.19
Analog input 3 (PID feedback)
0.20 PID proportional gain
0.21
PID integral gain
0.22
PID derivative gain
0.23 PID output high limit
0.24
PID output low limit
0.25
PID output scale factor
0.26 Preset reference 7
0.27
Preset reference 8
0.28
Analog input 2 scaling
0.29
Analog input 3 scaling
0.30 Optional PID-enable source
Menu 0 changes from default configuration
388
Parameter
Advanced parameter
x.00
description format
descriptions
ENABLE
0.17
Analog
input 1
Analog input 2
mode selector
0.15
0.20
0.28
PID proportional
gain
0.21
PID integral
gain
0.29
0.22
0.22
PID derivative
PID derivative
gain
gain
0.16
Analog input 3
mode selector
selector
selector
selector
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Serial comms
Macros
PID
RUN
RESET
FORWARD
Reference
selector
0.05
PID output
0.23
0.23
high limit
PID output
0.24
0.24
low limit
0.25
0.25
PID output
PID output
scale factor
scale factor
Key
Input
0.XX
terminals
Output
0.XX
terminals
Electronic
Performance
protocol
nameplate
RUN
DRIVE
REVERSE
ENABLE
Maximum
0.02
frequency/speed
clamp
Minimum
frequency/
speed clamp
0.01
Read-write (RW)
parameter
Read-only (RO)
parameter
Unidrive SP Advanced User Guide
RFC mode
Issue Number: 10

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