Diener femto, Operating Instructions Manual, Page: 34 / 156

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3.2.1.5 Pump stand
3.2.1.5.1 Pump stand with rotary vane pump
In the manual mode the edge valve can be switched on/or off. The roots pump switches on
automatically 10 seconds after switching the edge valve.
If motor safety device for pump released the LED "Q2" will blink red and an alarm appears in
the
Æ Alarmlist.
3.2.1.5.2 Pump stand with rotary vane pump and roots pump
In the manual mode the edge valve can be switched on/or off.
The rotary vane pump will be automatically switched on with the main switch.
If motor safety device for pump released the LED "Q2" will blink red and an alarm appears in
the
Æ Alarmlist.
The roots pump switches on automatically after passing the delay time (
Æ Settings) after
switching the edge valve (and reaching or underrun the minimum pressure Æ Settings). The
roots pump will be switched off with switching off the edge valve.
If motor safety device for pump released the LED "Q3" will blink red and an alarm appears in
the
Æ Alarmlist.