Setting Pid Control; Selecting Set Value And Feedback Input - Toshiba TOSVERT VF-AS3 Instruction Manual

5. 2. 8

Setting PID control

<FPld: PID1 set value>
Basic parameter
■ Function
This parameter is applied to process control including keeping airflow, pressure, and the amount of
flow constant.
The set value and the feedback signal (4 - 20 mA, 0 - 10 V) from the detector are compared, and the
frequency is changed toward the set value.
■ Parameter setting
Title Parameter name
FPId PID1 set value
■ Reference of setting

1) Selecting set value and feedback input

Set the set value of PID control with <F389: PID1 set value select> and the feedback input
value with <F360: PID1 feedback input select>.
• For <F389>, do not set the signal used for <F360>.
• When the feedback value and the set value match, the signal can be output. Assign function
"144: PID 1, 2 frequency command agreement" to the output terminals.
FPld
Min: 0.0
X1000
Adjustment range
F368 to F367
5-55
5. [Fundamental operation] How to use parameters
E6582062
STOP 0.0Hz
15:27
:PlD1 set value
0.0
Hz
Max: 60.0
X100 X10 X1
Unit Default setting
Hz 0
3
4
5
9