- 117 -
2. Motor fully open and closet
time
①
This screen is displayed when output type is ON-OFF servo type open
loop method.
②
Set the motor fully close and open time between this instrument and
the actuator.
③
Set switching time from fully close ‘close’ to fully open ‘open’.
Initial value 30.0s
Setting range 5.0 to 300.0s
3. Motor dead band
①
This screen is displayed when output type is ON-OFF servo type open
loop method.
②
Set the motor dead band.
。
③
Generally, set the value as large as possible within range of no
hindrance.
Initial value 1.0%
Setting range
0.5 to 5.0%
11-16-4. Adjustment
1. In case of automatic adjustment
①
Initialize of setting value
・
Before adjustment, set initial value to the setting value of mode4 ‘motor dead band’.
・
Dead band of initial value is 1.0%.
・
Conform each parameter for outputting 0 to 100% range.
②
Adjustment of motor of fully open or close time.
・
Select ‘start’, press the
key, and start motor tuning at ‘motor tuning ‘ of mode4.
Then the actuator runs on
side.
*Adjustment data of displayed valve-open degree on output display screen is initialized.
・
After conforming the actuator fully open, press
key.
Next, the actuator runs on
side.
・
After confirming fully close of the actuator, press
key.
Because of this, calculate the time automatically from fully open to fully close of the actuator.
・
When motor tuning is finished, ‘Motor tuning’ is returned ‘END’.
・
Automatic calculated time register to ‘Motor fully close and open time of mode 4.
③
Dead band adjustment
・
Refer to
②
of ‘2.’
2. In case of manual adjustment
①
Registrar of time
・
Time from fully close to fully open is set to ‘Motor fully close and open time’ of mode 4.
②
Dead band adjustment
・
Switch to manual output manual (manual output) and output value is set 50.0%.
・
Setting value is raised gradually at ‘motor dead band’ of mode 4, and calculate dead band of open
side relay drive (
display) and close side relay drive (
display).
・
Do test operation for a while, and raise setting value gradually by the range which is not hindrance in
controllability and set the setting value of ‘Motor dead band’ which is largest value by the range
which is not hindrance.
Precaution
When operate continuously for long time by open loop method, it will be
difference between time of full open and close and time of motor full
open and close. Please check and readjustment at regular intervals.
Содержание KP 2000 Series
Страница 1: ...INST No INE 809A Digital Program Controller KP2000 General ...
Страница 2: ......
Страница 143: ......