Yamato Scientific Vacuum controller Vacuum controller - Manual (Page 15)

13
The Fixed Value Control
Display After Operation Key Explanation
1 •
Turn the power on.
2
•
After turning the power on, the fixed
value control set mode is
automatically selected. The previous
pressure set point appears blinking
on the indicator.
•
Set at 133hPa in the example on the
left.
•
The fixed value control lamp appears
blinking.
•
The set lamp is on, indicating that the
set mode is ready for operation.
•
The leak lamp is on since the leak
valve opens.
•
The solenoid valve for control closes.
3
▼▲ ▼▲ ▼▲ ▼▲
•
Press ｢▲｣or｢▼｣ and change to the
pressure set point you desired.
Changed to 60hPa in the example.
4
ENTER
•
Press ENTER and the pressure set
point is decided then the fixed value
control starts. The present pressure
measurement is displayed, then the
fixed value control lamp is on but stop
blinking.
•
The set mode ends so that the set
lamp turns off. The solenoid valve for
control lamp is on. After the pressure
was reached to the aimed set point,
the solenoid valve opens or close
according to the fluctuations of the
pressure, the fixed value control
continues.