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”Vac control”
• With pressure preselection, controls a NT VARIO / VARIO-B pump to
maintain pinpoint control of that pressure.
• Coolant valve
”Auto mode”
• Provides fully automatic boiling point determination and adaptation
with pinpoint precision, and optimization of pumping speed with NT
VARIO / VARIO-B pumps.
• Coolant valve
’’Program’’
• Control pump based on time and pressure preselections, or ”Auto
mode”
• Coolant valve
• Venting valve
”VACUULAN”
• Use continuous speed control to manage NT VARIO/VARIO-B pumps,
based on pressure and time preselections.
• Coolant valve
’’Configuration’’
Preselections for
• Adjustment of the pressure transducer
• Interface RS-232
• Sensors (configuration and switching between several sensors)
• Display (brightness and contrast of the display, language, sound)
• Autostart (automatic restart after power failure)
• Defaults (reset the controller to factory set values)
+
You may also access the ”Configuration” menu by pressing the selec
-
tion knob while the start display is shown.