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Chapter 6 EM9 series variable…
EM9 User’s manual
5: PID
Inverters operate in PID control mode, and need to set F9 group (PID control), when select this frequency
command source. The reference frequency is the result of PID adjustment. For detailed PID preset source, preset
and feedback source, please refer to description of F9 group (PID function).
6: Communication
The reference frequency is set by host through communication. For details, please refer to communication
protocol.
7: Program timing operation (Simple PLC)
User can set reference frequency, hold time, running direction of each step and acceleration/deceleration time
between steps. For details, please refer to description of F8.19.
8: PUL (only for X1 Terminal)
The frequency command is set by input pulse from X1 terminal, setting range refer to parameter(F5.19～F5.23).
9: Program run length refer to parameter(F8.31～F8.32).
Code
Name
Description
Setting Range Factory setting
0: Keypad digital
1: Keypad potentiometer
2: AI1
0～5
1
F0.03 Auxiliary frequency channel
3: AI2
4: Communication
5: PUL
0: Keypad digital
Through change the value of function code F0.05 (Keypad reference frequency) to set frequency by keypad.
1: Keypad potentiometer。
Set frequency by keypad potentiometer。
2: AI1
3: VAI2
4: Communication
The reference frequency is set by host through communication. For details, please refer to communication
protocol.
5: PUL(only for X1 terminal)
Code
Name
Description
Setting Range Factory setting
0: Main Channel Valid
1: Auxiliary Channel Valid
2: Main + Auxiliary
Main-auxiliary Channel
0～6
0
F0.04
3: |Main – Auxiliary|
Combination
4: MAX(Main Auxiliary)
5: MIN(Main Auxiliary)
6: Terminal Switch
Select the frequency command input channels of inverters. There are 7 kinds frequency commands input
channels for selection.
0: Main Channel Valid
1: Auxiliary Channel Valid
2: Main + Auxiliary
3: Main - Auxiliary
4: MAX(Main Auxiliary)
5: MIN(Main Auxiliary)
6: Terminal Switch: Select from the multi-function input terminal as the primary channel or secondary channel
frequency for a given end.
Code
Description
Setting Range Factory setting
0.00 Hz～F0.06
0.00～F0.06
F0.05 keypad reference frequency
50.00H
(Maximum frequency）
When frequency command is set to “keypad digital”, this function code value is the initial value of inverter
reference frequency.
19
Name