YASKAWA Varispeed G7 Series

Individual Functions
6- 115
PID Control Block
The following diagram shows the PID control block in the Inverter.
Fig 6.65 PID Control Block
Option Card
Serial Com
Terminal A1
d1-01 d1-02 d1-16
MEMOBUS communications register 06 H PID target value
Pulse train input
Z
-1
b5-05
Derivative (D) time
+
+
P
b1-01
0 1 2 3 4
Frequency reference using multi-step command
PID input volume (U1-36)
Set PID target value in multi-function analog input
Set bit 1 of MEMOBUS register 0FH to 1
b5-01 = 2,4
b5-01 = 1,3
Proportional gain (P) b5-02
+
+
b5-17
Pulse input terminal RP
H6-01 = 2
Pulse input terminal RP
PID feed-back value (U1-24)
-1
Select multi-function inputs PID input characteristics
0
1
PID SFS Cancel
H6-01 = 1
Output frequency (U1-02)
1 T
b5-05
T
1
-1
PID output gain (b5-10)
Z
-1
Z
-1
Z
-1
Frequency reference (U1-01)
PID target value (U1-38)
Integral (I) time
b5-03
Store integral using multi-function inputs
Integral (I) time b5-04
b5-01 = 1,3
b5-01 = 2,4
Derivative time
Integral rset using multi-function inputs
PID upper limit b5-06
PID Limit
PID first order lag time constant
b5-08
PID offset adjustment (b5-07)
Select PID output characteristics selection (b5-09)
+
+
+
+
+
+
+ +
+
+
PID output monitor (U1-37)
b5-01 = 0
b5-01 = 3,4
b5-01 = 1,2
PID ON
PID OFF
Multi-function input PID control cancel signal is ON. PID is OFF under the following conditions: b5-01 = 0 During JOG command input
b5-11 = 0
b5-11 = 1
Enable/disable reverse operation when PI output is negative
Upper limit Fmax x109%
Lower limit 0
Upper limit
Fmax x109%
Lower limit
-(Fmaxx109%)
+
+
0
+
1
1
Terminal A2 or A3 PID target value
Terminal A2 or A3 PID feedback
H3-05 or H3-09 = B
TOE-S616-60.1.book 115 ページ ２０１７年８月４日 金曜日 午後３時４１分