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Low Speed Operation
With the FRONT panel operation selected, the remote operation is inoperative;
NOTE
conversely, the CYCLE NUMBER and PUMP CURRENT pushbuttons are always
active, even when the operating mode selected is REMOTE.
This feature is provided for operating the pump at moderate high
pressure with high gas throughput. To operate in this low speed
mode, engage the LOW SPEED pushbutton once if the display shows:
N
or twice if the display shows other parameters, either before starting
the pump or after it is operating. If LOW SPEED is selected before
starting the pump, the display shows:
R
S
The pump reaches the Normal high speed, then decrease the speed to
the low speed value and the display shows:
A
If the Soft Start has been deselected the display shows:
P
where: LS = means low speed mode is selected.
Turbo-V 250 Controller User Manual / 87-900-856-01 (E)
O
R
M
A
L
X
X
E
A
D
Y
O
F
T
S
P
P
R
O
A
X
X
U
M
P
R
S
T
A
R
T
Technical Information
O
P
E
R
K
R
P
M
F
O
R
L
T
A
R
T
C
H
I
N
G
K
R
P
M
E
A
D
Y
:
B
U
T
T
17
Use
A
T
I
O
N
O
C
A
L
L
S
L
S
L
S
P
U
S
H
O
N
L
S
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