21
Operation
New Brunswick Innova
®
2000/2050 Shaker
English (EN)
5
Operation
5.1
Getting started
To start the instrument, turn the ON/OFF switch on the back of shaker to the ON position.
If the shaker is running, the LED display will track the speed as it accelerates to the last entered setpoint.
The shaking action may be stopped or started by pressing the START/STOP key on the control panel.
5.2
Continuous/unlimited run
1. If the LED displays OFF, press the START/STOP key.
2. Press the SELECT key to illuminate RPM.
3. Press either
or
to enter SET mode (SET indicator will illuminate).
4. Set the speed by using the
or
key until the desired setpoint is displayed.
Holding the
or
key will cause the setting to change more rapidly.
The setpoint may be changed at any time during a run without stopping the shaker by following steps 2
–
4.
During speed changes, the alarm may sound until the speed returns to within 5
rpm of the setpoint.
5.3
Checking setpoints
To check any setpoint:
1. Press the SELECT key to illuminate the desired indicator.
2. Press either
or
to enter the SET mode and display the current setpoint.
5.4
Timed functions
The shaker may be programmed to stop automatically after a preset time period of 0.1 to 99.9 hr. There
must be power to the shaker in order to set the timer. However, a timed run can be initiated while the unit
is either shaking or stopped.
5.4.1
Setting the timer
1. Press the SELECT key to light HRS.
2. Press either
or
to enter the SET mode, then set a time period of 0.1
–
99.9
hr.
3. While SET light is illuminated, press the START/STOP key to program the time (and start the run).
The TIME indicator will illuminate and remain on for the duration of the run. At the end of the timed run:
Holding the
or
key for more than 0.5 s causes the setpoint to change. Should this occur,
resetting will be necessary.
