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7 Other Functions
Multi-function Compact Inverter 3G3MX2-V1 User’s Manual (I585-E1)
7-
5 O
the
r O
p
era
tion
Fu
nct
ion
s
7
7-5
-7 F
requency Calculation Fun
ction
The frequency calculation function enables the use of calculation results from two frequency reference
channels as a frequency reference or PID feedback value.
To use the calculation result as a frequency reference, set the 1st/2nd Frequency Reference Selection
(A001/A201) to 10 (Operation function output).
To use the calculation result as a PID feedback value, set the PID Feedback Selection (A076) to 10
(Operation function output).
Note 1.
When this function is enabled, the remote operation function (UP/DWN) cannot be used. In addition, the
frequency settings in the Output Frequency Monitor (d001), Output Frequency Monitor (After Conver-
sion) (d007), and Output Frequency Setting/Monitor (F001) cannot be changed via the Digital Operator
keys.
2. A141 and A142 can have the same setting.
Use this function to add or subtract the value set in the Frequency Addition Amount Setting (A145) to
the selected frequency reference value.
To use it, allocate one of the Multi-function Input S1 to S7 Selection (C001 to C007) to 50 (ADD).
The value set in A145 is added or subtracted when the terminal ADD is ON. Turning OFF the terminal
ADD resets the Frequency Addition Amount Setting (A145) to the selected frequency reference value.
Note 1.
If the +/- sign in front of the frequency reference changes (from “
−
” to “
+
” or “
+
” to “
−
”) as a result of oper-
ation, the rotation direction of the motor will be reversed.
2. When the PID function is used, this function is also enabled for the PID target value.
(Note that A145 can be set as a percentage of the maximum frequency in increments of 0.01%.)
7-5-7
Frequency Calculation Function
Parameter
No.
Function name
Data
Default
data
Unit
A141/A142
Calculation Frequency
Selection 1/2
00:
Digital Operator (A020/A220)
02 or 03
−
01:
Digital Operator (Volume)
(Enabled only when 3G3AX-OP01
is connected)
02:
Analog voltage (terminal FV) input
03:
Analog current (terminal FI) input
04:
Modbus communication
05:
Option
07:
Pulse train frequency
A143
Calculation Function
Operator Selection
00:
Addition (A141
+
A142)
00
−
01:
Subtraction (A141
−
A142)
02:
Multiplication (A141
×
A142)
A001/A201
1st/2nd Frequency Refer-
ence Selection
10:
Operation function output
02
−
A076
PID Feedback Selection
10:
Operation function output
00
−
7-5-8
Frequency Addition Function
Parameter
No.
Function name
Data
Default
data
Unit
A145
Frequency Addition
Amount Setting
0.00 to 400.0
0.00
Hz
A146
Frequency Addition Sign
Selection
00:
(Frequency reference)
+
(A145)
00
−
01:
(Frequency reference)
−
(A145)
C001 to
C007
Multi-function Input S1 to
S7 Selection
50:
ADD (Set frequency A145 addition)
−
−
Summary of Contents for SYSDRIVE MX2 SERIES
Page 1: ...Multi function Compact Inverter MX2 Series Type V1 User s Manual I585 E1 01 3G3MX2 A V1 ...
Page 32: ...CONTENTS 29 Multi function Compact Inverter 3G3MX2 V1 User s Manual I585 E1 ...
Page 108: ...2 Design 2 48 Multi function Compact Inverter 3G3MX2 V1 User s Manual I585 E1 ...
Page 176: ...4 Parameter List 4 42 Multi function Compact Inverter 3G3MX2 V1 User s Manual I585 E1 ...
Page 538: ...10 Troubleshooting 10 22 Multi function Compact Inverter 3G3MX2 V1 User s Manual I585 E1 ...
Page 598: ...12 Options 12 50 Multi function Compact Inverter 3G3MX2 V1 User s Manual I585 E1 ...
Page 614: ...Appendices A 16 Multi function Compact Inverter 3G3MX2 V1 User s Manual I585 E1 ...
Page 615: ...I 1 Multi function Compact Inverter 3G3MX2 V1 User s Manual I585 E1 I Index ...