User Constant Tables
5-15
Timer Function: b4
PI Control: b5
Con-
stant
Number
Name Description
Setting
Range
Factory
Setting
Change
during
Opera-
tion
Access
Level
MEMO-
BUS
Register
Page
b4-01
Timer function
ON-delay time
Sets the timer function output ON-
delay time (dead time) for the timer
function input, in 1-second units.
Enabled when a timer function is
set in H1- and H2-.
0.0 to
3000.0
0.0 s No A 1A3H 6-82
b4-02
Timer function
OFF-delay time
Sets the timer function output OFF-
delay time (dead band) for the timer
function input, in 1-second units.
Enabled when a timer function is
set in H1- and H2-
0.0 to
3000.0
0.0 s No A 1A4H 6-82
Con-
stant
Number
Name Description
Setting
Range
Factory
Setting
Change
during
Opera-
tion
Access
Level
MEMO-
BUS
Register
Page
b5-01
PI control mode
selection
0: Disabled
1: Enabled
3: PI control enabled (frequency
reference + PI output)
0, 1, 3 0 No A 1A5H 6-84
b5-02
Proportional gain
(P)
Sets P-control proportional gain.
P-control is not performed when the
setting is 0.00.
0.00
to
25.00
1.00 Yes A 1A6H 6-84
b5-03 Integral (I) time
Sets I-control integral time in 1-sec-
ond units.
I-control is not performed when the
setting is 0.0.
0.0 to
360.0
1.0 s Yes A 1A7H 6-84
b5-04 Integral (I) limit
Sets the I-control limit as a percent-
age of the maximum output fre-
quency.
0.0 to
100.0
100.0% Yes A 1A8H 6-84
b5-06 PI limit
Sets the limit after PI-control as a
percentage of the maximum output
frequency.
0.0 to
100.0
100.0% Yes A 1AAH 6-84
b5-07
PI offset adjust-
ment
Sets the offset after PI-control as a
percentage of the maximum output
frequency.
-100.0
to
+100.0
0.0% Yes A 1ABH 6-84
b5-08
PI delay time con-
stant
Sets the time constant for low pass
filter for PI-control outputs in 1-
second units.
Usually not necessary to set.
0.00 to
10.00
0.00 s Yes A 1ACH 6-84
b5-09
PI output charac-
teristics selection
Selects forward/reverse direction
for PI output.
0: PI output is forward.
1: PI output is reverse
0 or 1 0 No A 1ADH 6-84
b5-10 PI output gain Sets output gain.
0.0 to
25.0
1.0 No A 1AEH 6-84
b5-11
PI reverse output
selection
0: Limit to 0 when PI output is
negative.
1: Reverses when PI output is
negative.
Limit to 0 is also active when
reverse prohibit is selected by
b1-04.
0 or 1 0 No A 1AFH 6-84
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