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Eppendorf Biological Shakers Excella E-25R User Manual

Page 17

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17

New Brunswick Scientific

Operating Manual

HEAT

Illuminates to indicate that the heater is on.

TIME

Indicates that the timer is in operation. The shaker can be
programmed to run for a preset time from 0.1 to 99.9 hours.
The timer can be disengaged without stopping an ongoing run.

4.1.4 Function

Indicators

Four function indicator lights are located to the right of the

LED DISPLAY

. They

indicate the current parameter(s) being displayed:

C

Interior chamber temperature. Can be set from 4°C to 60°C,
when in

SET MODE

, using the 

(UP)

or

(DOWN) KEY

. It

indexes at 0.1°C increments unless the key is pressed for 4
seconds, after which it indexes more rapidly.

RPM

Revolutions per minute. When in

SET MODE

, use the 

(UP)

or

(DOWN) KEY

to change the speed. It indexes at 1 RPM

increments unless the key is pressed for 4 seconds, after which
it indexes more rapidly.

HRS

Time remaining in a timed run. Can be set from 0.1 to 99.9
hours, in 0.1 increments or, if the 

(UP)

or

(DOWN) KEY

is

pressed for 4 seconds, after which it indexes more rapidly.

The countdown begins when the

START/STOP

key is pressed.

If the

START/STOP

key is pressed again, the shaking stops (but

temperature is maintained) and the timer pauses until the

START/STOP

key is pressed again.


When a timed run ends, the

HRS

indicator will blink. Press the

SELECT

key and change to another function to turn off this

indicator.

MUTE

This feature is activated by the

SELECT

key. When activated,

the audible alarm is muted, and remains so until it is reactivated
with the

SELECT

key. If

MUTE

is activated when the shaker is

turned off using the

ON/OFF

switch, it will remain engaged

when the machine is powered up again. To activate (or
deactivate) the

MUTE

function, press the

SELECT

key until the

MUTE

indicator illuminates (or goes out), then press

START/STOP

key.

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