Eppendorf 3100 Digital Water Bath Shake - Manual (Page 24)

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4.4.2 Cancelling the Timer
To cancel the timer WITHOUT stopping the shaker:
1. Press the SELECT key to light HRS.
2. Set the time by pressing the
∆ or ∇ key until the desired setpoint is
displayed (0.1 - 99.9 hours).
3. While the SET LED is lit, press the START/STOP key. The TIME
indicator will go out and the display will read “Off”.
4.5 Alarm Functions
Innova shakers have an audible alarm which is activated at predetermined times. It
may be deactivated in the following way:
1. Press SELECT to light HRS.
2. Simultaneously press the
∆ and ∇ keys. The SET and MAINT indicators will
flash.
3. While the SET and MAINT indicators are flashing press the START/STOP key.
The MUTE indicator will light to advise that the audible alarm is deactivated.
To reactivate the alarm, repeat steps 1-3. The MUTE indicator will be extinguished
when the alarm has been reactivated.
4.6 Temperature
This control consists of an internal electrical interface, an RTD temperature probe, and
an analog output for chart recorder or computer. The temperature probe is in the water
bath. The temperature can be set from 5.0
°C above ambient to 80°C.
4.6.1 Setting the Temperature
To set the temperature setpoint:
1. Press the SELECT key until the function indicator lights on the
°C mode.

NOTE:
For temperatures above 50
°C, the stainless steel gable cover (see
Chapter 7 for the part number) is required to minimize heat loss.