Hitachi SJ Series User Manual page 441

Chapter 12
Adjusting the relationship between Analog input Ai2
and frequency instruction
Item
[Ai2] terminal input filter
time constant
[Ai2] terminal start amount
[Ai2] terminal end amount
[Ai2] terminal start ratio
[Ai2] terminal end ratio
[Ai2] terminal start selection
(Example 1-1) [Cb-17]=00
Maximum
frequency
[Cb-14]
[Cb-13]
[Cb-15]
0
(0V/0mA)
(Example 1-2) [Cb-17]=00
Maximum
frequency
[Cb-13]
[Cb-14]
[Cb-15]
0
(0V/0mA)
Parameter Data
[Cb-11] 1~500(ms)
0.00
[Cb-13]
~100.00(%)
0.00
[Cb-14]
~100.00(%)
0.0
[Cb-15]
~[Cb-16](%)
[Cb-17]
[Cb-16]
~100.0(%)
00
[Cb-17]
01
The output frequency for
0% to [Cb-15] is [Cb-13].
[Cb-16] 100 Analog input
(10V/20mA) (V/mA)
The output frequency for
[Cb-16] to 100% is
[Cb-14].
[Cb-16] 100
Analog input
(10V/20mA) (V/mA)
12-24-10
About the inverter function
Description
Filters the input.
instruction ratio when setting a start
Sets a frequency
ratio for analog input.
instruction ratio when setting an
Sets a frequency
end ratio for analog input.
With respect to a minimum ratio for analog input for 0 to
10 V/0 to 20 mA,
sets a start ratio.
With respect to an external frequency
to 10 V, 0 to 20 mA, sets an end ratio.
n instruction for a value of one of 0.00% to the
For a
"Start amount [Cb-13]" and to the "End amount
[Cb-14]," whichever is lower, one of the values of
the "Start amount [Cb-13]" and the "End amount
[Cb-14]," whichever is lower, is output.
n instruction for a value of one of 0.00% to the
For a
"Start amount [Cb-14]" and to the "End amount
[Cb-15]," whichever is lower, a value of 0.00% is
output.
(Example 2-1) [Cb-18]=01
Maximum
frequency
[Cb-14]
[Cb-13]
0 [Cb-15]
(0V/0mA)
(Example 2-2) [Cb-17]=01
Maximum
frequency
[Cb-13]
[Cb-14]
0 [Cb-15]
(0V/0mA)
instruction for 0
The output frequency for
0% to [Cb-15] is 0 Hz.
[Cb-16] 100 Analog input
(10V/20mA) (V/mA)
The output frequency for
[Cb-16] to 100% is 0 Hz.
100 Analog input
[Cb-16]
(10V/20mA) (V/mA)