Frequency/Torque Setting By Analog Input (Terminals 1, 2 And 4); Function Assignment Of Analog Input Terminal (Pr. 858, Pr. 868) - Mitsubishi Electric FR-A700 Instruction Manual

Parameter
6.20 Frequency/torque setting by analog input (terminals 1,
2 and 4)
Purpose
Function assignment of analog input
terminal
Selection of voltage/current input
(terminal 1, 2, 4) Perform forward/
reverse rotaton by analog input.
Adjust the main speed by analog
auxiliary input
Noise elimination at the analog input Input filter
Adjustment (calibration) of analog
input frequency and voltage (cur-
rent)
Adjustment (calibration) of analog
input torque and voltage (current)
Analog input (current) status check
6.20.1

Function assignment of analog input terminal (Pr. 858, Pr. 868)

Function assignment of terminal 1 and terminal 4 of analog input can be selected and changed
by parameter.
Pr.
Name
No.
Terminal 4 function
858
assignment
Terminal 1 function
868
assignment
For the terminal 1 and terminal 4 used for analog input, frequency (speed) command, magnetic
flux command, torque command, etc. can be selected.
Functions change according to the control mode as shown in the tables on the next page.
FR-A700 EC

Frequency/torque setting by analog input (terminals 1, 2 and 4)

Parameters that must be set
Terminal 1 and terminal 4 function
assignment
Analog input selection
Analog auxliary input and compensation
(added compensation and override func-
tion)
Bias and gain of frequency setting volt-
age (current)
Bias and gain of torque setting voltage
(current)
4mA input check
Initial Setting
Description
Value Range
Select the terminal 4 function
0 0/1/4/9999
(refer to Tab. 6-103)
Select the terminal 1 function
0 0–6/9999
(refer to Tab. 6-104)
Refer to
Section
Pr. 858, Pr. 868 6.20.1
Pr. 73, Pr. 267 6.20.2
Pr. 73, Pr. 242, 6.20.3
Pr. 243, Pr. 252,
Pr. 253
Pr. 74, Pr. 822, 6.20.4
Pr. 826, Pr. 832,
Pr. 836, Pr. 849
Pr. 125, Pr. 126, 6.20.5
Pr. 241, C2–C7
(Pr. 902–Pr. 905),
C12–C15
(Pr. 917–Pr. 918)
Pr. 241, C16–C19 6.20.6
(Pr. 919–Pr. 920),
C38–C41
(Pr. 932–Pr. 933)
Pr. 573 6.20.7
Refer to
Parameters referred to
Section
Advanced magne- 6.7.2
tic flux vector
control
Real sensorless 6.2.2
vector control
804 Torque command 6.4.5
source selection
807 Speed limit 6.4.7
selection
810 Torque limit input 6.3.2
method selection
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