User Manual

Rockwell Automation Publication 20B-UM002G-EN-P - July 2014 35
Programming and Parameters Chapter 1
SPEED COMMAND
Process PI
126 [PI Reference Sel]
Selects the source of the PI reference.
(1)
Adjustable Voltage Mode.
Default:
Options:
0
0
1
2
3-6
7
8
9
10
11-17
18-22
23-24
25-28
29
36
“PI Setpoint”
“PI Setpoint”
“Analog In 1”
“Analog In 2”
“Reserved”
“Pulse In”
“Encoder”
“MOP Level”
“Master Ref”
“Preset Spd1-7”
“DPI Port 1-5”
“Reserved”
“Scale Block 1-4”
“Preset1-7 Volt”
(1)
“Voltage Cmd”
(1)
024
124
…
138
127 [PI Setpoint]
Provides an internal fixed value for process
setpoint when [PI Reference Sel] is set to “PI
Setpoint.”
Default:
Min/Max:
Units:
50.00%
–/+100.00% of Maximum
Process Value
0.01%
124
…
138
128 [PI Feedback Sel]
Selects the source of the PI feedback.
(1)
Adjustable Voltage Mode.
Default:
Options:
0
0
1
2
3-6
7
8
9
10
11-17
18-22
23-24
25-28
29
36
37
38
“PI Setpoint”
“PI Setpoint”
“Analog In 1”
“Analog In 2”
“Reserved”
“Pulse In”
“Encoder”
“MOP Level”
“Master Ref”
“Preset Spd1-7”
“DPI Port 1-5”
“Reserved”
“Scale Block 1-4”
“Preset1-7 Volt”
(1)
“Voltage Cmd”
(1)
“Output Power”
(1)
“Output Cur”
(1)
124
…
138
129 [PI Integral Time]
Time required for the integral component to
reach 100% of [PI Error Meter]. Not functional
when the PI Hold bit of [PI Control] = “1”
(enabled).
Default:
Min/Max:
Units:
2.00 Secs
0.00/100.00 Secs
0.01 Secs
124
…
138
130 [PI Prop Gain]
Sets the value for the PI proportional component.
PI Error x PI Prop Gain = PI Output
Default:
Min/Max:
Units:
1.0
0.00/100.00
0.01
124
…
138
131 [PI Lower Limit]
Sets the lower limit of the PI output.
Default:
Min/Max:
Units:
–[Maximum Freq]
–100%
–/+400.0 Hz
–/+800.0%
0.1 Hz
0.1%
079
124
…
138
File Group No.
Parameter Name & Description
See page 16 for symbol descriptions
Values
Related