145
Frequency setting by analog input (terminal 2, 4)
4.16 Frequency setting by analog input (terminal 2, 4)
4.16.1 Analog input selection (Pr. 73, Pr. 267)
(1) Selection of analog input specifications
For the terminal 2 for analog voltage input, 0 to 5V (initial value) or 0 to 10V can be selected.
Either voltage input (0 to 5V, 0 to 10V) or current input (4 to 20mA initial value) can be selected for terminal 4 used for
analog input.
Change the input specifications to change
Pr. 267
and voltage/current input switch.
Purpose
Parameter that should be Set
Refer to Page
Selection of voltage/current input
(terminal 2, 4)
Perform forward/reverse rotation by
analog input.
Analog input selection
Pr. 73, Pr. 267
Adjustment (calibration) of analog
input frequency and voltage (current)
Bias and gain of frequency
setting voltage (current)
Pr. 125, Pr. 126, Pr. 241,
C2 to C7 (Pr. 902 to Pr. 905)
You can select the function that switches between forward rotation and reverse rotation according to the analog input
terminal specifications and input signal.
Parameter
Number
Name
Initial Value
Setting
Range
Description
73
Analog input selection
1
0
Terminal 2 input 0 to 10V
Without reversible operation
1
Terminal 2 input 0 to 5V
10
Terminal 2 input 0 to 10V
With reversible operation
11
Terminal 2 input 0 to 5V
267
Terminal 4 input
selection
0
Voltage/current input
switch
Description
0
Terminal 4 input 4 to 20mA
1
Terminal 4 input 0 to 5V
2
Terminal 4 input 0 to 10V
The above parameters can be set when
Pr. 160 Extended function display selection
= "0".
Rated specifications of terminal 4 change according
to the voltage/current input switch setting.
Voltage input: Input resistance 10k
Ω
±
1k
Ω,
Maximum permissible input voltage
20VDC
Current input: Input resistance 233
Ω
±
5
Ω,
Maximum permissible input voltage
30mA
Current input (initial setting)
Voltage input
Summary of Contents for FR-D700 Series
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