Motor Valve Control; Description Of Function; When The Feedback Resistance Is Provided; When The Feedback Resistance Is Not Provided - Taie FY400 Operation Manual

11.6 Motor Valve Control

Description
FY/FA motor valve control function converts the control output value of the controller into the corresponding signal to
control a motor driven valve and then performs temperature control of a controlled object by regulating fluid flow.
Function Diagram
Without
resistance
feedback
With
resistance
feedback

Description of function

When the feedback resistance is provided

1. Adjusting valve position automatically
2. The valve position can be manually changed.
3. Force the controller to switch to no feedback resistance control mode when feedback resistance input breaks
4. High/Low limit of valve position can be set.

When the feedback resistance is not provided:

1. Control motor operation can be restricted by the parameter "OUTL".
2. The UP/DOWN key is used to output opening or closing signal in manual mode
2.1 UP key(open-side) ： While the UP key is being pressed, open-side output (OUT1) is output continuously.
2.2 DOWN key(close-side) ： While the DOWN key is being pressed, close-side output (OUT2) is output continuously.
47
Motor valve
ball valve：Low pressure, general use
needle valve：High pressure, High precision use
Motor valve
1KΩ
ball valve：Low pressure, general use
needle valve：High pressure, High precision use
Releasing the UP key turns off the output on the open-side to hold the opened state at that time.
Releasing the DOWN key turns off the output on the closed-side to hold the opened state
at that time.
COM
R
RC RC
CLOSE
CLOSE
7
OPEN
8
10
OPEN
COM
S
CLOSE
14
COM
15
OPEN
16
COM
R
RC RC
CLOSE
CLOSE
7
8
10
OPEN
S
FY600/800/900
Controller
6
9
FY600/800/900
Controller
CLOSE
signal feedback
WIPER
OPEN
6
OPEN
9
COM
FY operation manual