Hitachi NES1-002LB, Quick Reference Manual, Page: 236 / 295

Chapter 13 Option
13 - 7
“A” Function
Run
Mode
Edit
Defaults
Func.
Code
Name Description
Initial data
standard
200/400
Initial data
CHN
200/400
Initial data
EU
200/400
Units
A061
Frequency
upper limit
Sets a limit on output frequency less than
the maximum frequency (A004).
Range is from frequency lower limit
(A062) to maximum frequency (A004).
0.00 setting is disabled
>0.00 setting is enabled

0.00
← ←
Hz
A261
Frequency
upper limit,
2nd motor
Sets a limit on output frequency less than
the maximum frequency (A204).
Range is from frequency lower limit
(A262) to maximum frequency (A204).
0.00 setting is disabled
>0.00 setting is enabled

0.00
← ←
Hz
A062
Frequency
lower limit
Sets a limit on output frequency greater
than zero.
Range is start frequency (b082) to
frequency upper limit (A061)
0.00 setting is disabled
>0.00 setting is enabled

0.00
← ←
Hz
A262
Frequency
lower limit,
2nd motor
Sets a limit on output frequency greater
than zero.
Range is start frequency (b082) to
frequency upper limit (A261)
0.00 setting is disabled
>0.00 setting is enabled

0.00
← ←
Hz
A063
A065
A067
Jump freq.
(center) 1
to 3
Up to 3 output frequencies can be defined
for the output to jump past to avoid motor
resonances (center frequency)
Range is 0.00 to 400.0 Hz

0.00
0.00
0.00
← ←
Hz
A064
A066
A068
Jump freq.
width
(hysteresis)
1 to 3
Defines the distance from the center
frequency at which the jump around
occurs Range is 0.00 to 10.00 Hz

0.50
0.50
0.50
← ←
Hz
A069
Acceleratio
n hold
frequency
Sets the frequency to hold acceleration,
range is 0.00 to 400.00Hz

0.00
← ←
Hz
A070
Acceleratio
n hold time Sets the duration of acceleration hold,
range is 0.0 to 60.0 seconds.

0.0
← ←
s
A071
PID enable
Enables PID function,
three option codes:
00

PID Disable
01

PID Enable
02

PID Enable with reverse output

00 
← ←

A072
PID
proportiona
l gain
Proportional gain has a range of
0.00 to 25.00

1.00
← ←

A073
PID integral
time
constant
Integral time constant has a range of
0.0 to 3600.0 seconds.

1.0
← ←
s
A074
PID
derivative
time
constant
Derivative time constant has a range of
0.00 to 100.00 seconds.

0.00
← ←
s
A075
PV scale
conversion
Process Variable (PV), scale factor
(multiplier), range of 0.01 to 99.99

1.00
← ←
