Pumping direction key, Start’/’stop’ key – New Era NE-9000 Series Programmable Peristaltic User Manual

Page 20

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New Era Pump Systems Inc.

www.SyringePump.com

Model NE-9000

Publication #1200-04

12

6.8.2

Clearing “Volume Dispensed”

While displaying the “Volume Dispensed”, pressing and holding any up arrow key for one second will
reset the dispense and withdrawal dispensed volumes to 0.

Pressing any arrow key while displaying the “Volume Dispensed” will enter the “Set Volume Units”
mode.

6.8.3

Volume Units

With the Pumping Program stopped, and the “Volume Dispensed” displayed, as indicated by the
Dispensed LED, the volume units can be changed. Momentarily press any up arrow key. The display will

show

and the volume units will blink.

Press any up arrow key to change the volume units. Wait for the time out or press any non-arrow key to
enter the setting.

NOTE: Changing the volume units changes the units for all dispenses and Program Phases.

6.8.4

Program Entry Mode

While the Pumping Program is stopped, pressing and holding the ‘Volume’ key will enter “Program Entry
Mode” or “Dispense Selection Mode”.

If Dispense mode is enabled, the display will show the currently select dispense:

nn

, where ‘nn’

indicates the currently selected dispense.

Otherwise, the current Program Phase function is displayed:

nn

“Program Entry Mode” can be entered by pressing and holding the ‘Rate’ key. Release the key when the
display shows the current Program Phase number:, where ‘nn’ indicates the current Program Phase
number.

A momentary press of the Rate or Volume key will exit return to the rate or volume display.

6.9

Pumping Direction Key

The pumping direction key, ‘

’, changes the direction of pumping. Pressing this key switches the

pumping direction between ‘dispense’ and ‘withdraw’, as indicated by the ‘Withdraw’ LED. When the
LED is lit, the pumping direction is ‘withdraw’, otherwise the pumping direction is ‘dispense’. The new
pumping direction is stored in the current Program Phase.

The “Volume Dispensed” is accumulated separately for dispense and withdrawal. When the pumping
direction is changed, the current “Volume Dispensed” is also changed accordingly between the dispense
and withdrawal “Volume Dispensed“ accumulations.

When the Pumping Program is operating and the “Volume to be Dispensed” is non-zero, the pumping
direction cannot be changed. Otherwise, when pumping continuously (“Volume to be Dispensed”
disabled), the pumping direction can be changed.

6.10

‘Start’/’Stop’ Key

The ‘Start/Stop’ key starts or stops the Pumping Program’s operation. Pressing this key switches between
the Pumping Program operating and the Pumping Program paused. When the ‘Start/Stop’ key is pressed
before the completion of a Program, the motor is stopped and the Pumping Program will be paused. The
‘Pumping’ LED will then blink, indicating that the Pumping Program is paused.

Pressing this key again will resume the Program at the point it was paused. If any other key is pressed
while the Pumping Program is paused, the Pumping Program will be stopped and reset. Pressing the
‘Start/Stop’ key will then start the Pumping Program from the beginning (Phase 1).

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