Set The Low Temperature Alarm; Access Code; Run Mode - Thermo Scientific 8600 Series Operating And Maintenance Manual

Section 1
Installation and Start-Up
Set the Low Temperature

Access Code

Run Mode

1-10 Model 8600 Series
The low temperature alarm will activate an audible/visual warning when
Alarm the freezer chamber temperature has reached or decreased below the low
temperature alarm set point. To set the low temperature alarm set point:
1. Press the Mode key until the Settings indicator lights.
2. Press the right arrow until "LO ALM = -XX" is displayed in the
message center.
3. Press the up or down arrow key until the desired low temperature
alarm set point is displayed.
4. Press Enter to save the setting.
5. Press the Mode key until the Run indicator lights or press the right or
left arrow to go to the next or previous parameter.
If no control keys are pressed, the freezer will automatically return to RUN
mode after 5 minutes.
Note The low alarm set point must be set at least 5°C from the control set
point.
s
An access code of 000 is required to access the Settings, Calibrate or
Configuration modes. If the access code is not at the default 000, a code
must be entered to leave RUN mode. See Section 3 to modify the access
code.
Run mode is the default mode for the freezer. Run mode will display the
cabinet temperature on the temperature display and 'SYSTEM OK' on the
message center under normal operating conditions. In addition, Run mode
allows display of the following information:
LINE VOLTAGE
COMPENSATED VOLTAGE
HSHX TEMPERATURE (heat exchanger temperature)
This information is scrolled individually by pressing the right arrow key. In
each case, the message center returns to SYSTEM OK in 10 seconds if no
keys are pressed.
Thermo Scientific