Varian Turbo-V 250 969-9504 Bedienungshandbuch Seite 59

•
During acceleration of the pump or during any
operating condition, it is always possible to select
the other parameters to be displayed pressing the
PUMP CURRENT
pushbuttons.
•
At any time, pressing the CURRENT pushbutton,
the display shows:
I = 0 . 0 0 A
X . . K R P M
where:
•
I = is the DC current drawn by the pump range (0.00
to 9.99 Ampere)
•
P = is the DC power drawn by the pump (range 0 to
999 Watt)
•
KRPM = is the theoretical rotational speed of the
pump as a function of the controller output
frequency (range 3 to 56 KRPM)
•
°C = is the temperature of the outer ring of the
upper bearing (range 00 to 99 °C)
•
X = during operation a selected set point condition
(1 or 2 contrast inverted) appears when the
programmed threshold speed value is not reached.
or the CYCLE NUMBER
P = 0 W
X X ° C
•
Press the CYCLE NUMBER twice and the display
shows:
X X X X C Y C L E
P U M P L I
where:
•
CYCLE = are the cycles performed (range 0 to
9999)
•
m = is the elapsed time related to the cycle number
displayed (range 0 to 99999 minutes)
•
PUMP LIFE = is the total operation time of the
pump (range 0 to 99999 hours).
54
TECHNICAL INFORMATION
X X X X X m
F E X X X X X h
87-900-856-01 (B)