YASKAWA Varispeed E7 User Manual

Individual Functions
6-89
PI Control Block
The following diagram shows the PI control block in the Inverter.
Fig 6.49 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)
PI Set Point
(U1-38)
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
- H3-xx=19 and the termnal 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
Caracteristic
b5-09
b5-11
1
0
Enable / Disable revers operation
when PI output is negativ
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
Scaling
1
0
1
1
0
Reg. 0Fh, bit 1
PI Feedback
Terminal A1
Terminal A2
PI Differential
Fdbk. H3-09=6B
1
0
H3-09=B
1
0
1
0
PI Differential
Fdbk. H3-09=6B
PI Differential
Fdbk. H3-09=6B
Z
-1
1
0
1
0
PI Input
Caracteristic
H1-xx=35
1
0
Z
-1
PI SFS
b5-17
PI SFS cancel
H1-xx=34
0
1
b5-20
Scaling
PI Input
(U1-36)
+
-
PI Feedback 2
(U1-53)
0
1
PI Differential
Fdbk. H3-09=6B
1
0
b5-28
PI Feedback
(U1-24)
b5-20
Scaling
10
10
b5-07
0
1
+
+
PI Differential
Fdbk. H3-09=6B
-
+
+
+
+
-
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=6B
+
-
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=6B
2
20 or 1
0 or 1
2
Sleep function
selection b5-21
Sleep function
selection b5-21
P
b5-29
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YASKAWA Varispeed E7 Specifications

General

Brand	YASKAWA
Model	Varispeed E7
Category	DC Drives
Language	English