Omron Varispeed E7

Individual Functions
6-93
PI Control Block
The following diagram shows the PI control block in the Inverter.
Fig 6.57 PI Control Block Diagram
Option Card
Serial Com
Terminal A1
D1-01
D1-04 D1-02
Output
frequency
P
1/t
1/t
Z
-1
b1-01
1 2
3
Frequency Reference
using multi-step
command
Frequency reference
(U1-01)
Proportional
gain
b5-02
I-time
b5-03
I - limit
b5-04
PI Limit
b5-06
PI delay time
b5-08
PI offset
(b5-07)
+
+
+
+
PI output monitor
(U1-37)
b5-01=0
ON
PI control is OFF under the following conditions: - b5-01=0 - During JOG command is input - H1-xx=19 and the terminal status is ON
Upper limit Fmax x109%
+
+
b5-01=3 b5-01=1
Upper limit Fmax x109%
Lower limit Fmax x109%
Lower limit 0
4
MEMOBUS Reg. 06H
PI target value
Integral Hold
H1-xx=31
Integral Reset
H1-xx=30
PI Output
Characteristic
b5-09
b5-11
1
0
Enable / Disable reverse operation when PI output is negative
Constant b5-19
b5-18
0
1 0
PI SFS
b5-17
PI SFS cancel
H1-xx=34
0
1
Frequency Reference / PI Target
PI Target
o1-03
Scaling
b5-20 b5-31
Scaling &
Units
1
0
1
1
0
Reg. 0Fh, bit 1
PI Feedback
Terminal A1
Terminal A2
PI Differential
Fdbk. H3-09=16
1 0
H3-09=B, 16
1 0
1 0
PI Differential
Fdbk. H3-09=16
PI Differential
Fdbk. H3-09=16
Z
-1
1
0
1
0
PI SFS
b5-17
PI SFS cancel
H1-xx=34
0
1
+
-
PI Feedback 2
(U1-53)
0
1
PI Differential
Fdbk. H3-09=16
1
0
b5-28
PI Feedback
(U1-24)
Scaling &
Units
10
10
b5-07
0
1
+
+
PI Differential Fdbk. H3-09=16
+
+
+
-
b5-24
PI Wake Up Level
PI
Wake Up
PI Snooze Function
b5-10
0
1
b5-30
PI Output
Gain
PI offset
H3-09=16
+
-
b5-22
PI Snooze Level
PI
Snooze
PI Snooze Function
+
-
b5-15
Sleep
Level
RUN
on/off
0
1
b5-16
Delay Timer
Sleep Function
Sleep function selection b5-21
SFS
OFF
b5-23
Delay Timer
PI Differential Fdbk. H3-09=16
2
20 or 1
0 or 1
2
Sleep function selection b5-21
Sleep function selection b5-21
P
b5-29
PI Input
Caracteristic
H1-xx=35
1 0
Z
-1
PI Set Point
(U1-38)
b5-20 b5-31
Scaling & Units
PI Input
(U1-36)
-
+
b5-20 b5-31