Fisher Scientific Isotemp 178L 120V, User Manual

Page: 52 / 92

Handling and Control
7-2 Peltier Low Temp. Incubators Fisher Scientific
The table below contains brief descriptions of the buttons on the control panel figure 7-1 .
Table 7-1 Control Buttons
Icon Function
Menu/Enter button
First key press:
Activates the menu, highlighting the first menu
item with a red border.
Second key press:
Selects the currently activated menu item
(as highlighted by the red border). At the same time, pressing
this button enables entries with item D1.
Third key press (once a setting has been changed):
Confirms
a previous entry or selection.
Left button
After the first press of the Menu/Enter button:
- Moves the selection in the menu (see item D2
)
to the next icon
on the left.
Once a menu item has been selected:
- Decreases an adjustable parameter value - for example, the
temperature set value in D1. Holding this button depressed for
a few seconds changes the selected value in quick run mode.
On/Off button
Holding this button depressed for 2 seconds switches the oven
off. The display window goes out, except for the readiness indi-
cator icon in the status display area at item D3.

The temperature display pane D1 provides as dimmed readout
of the work space temperature, provided that the temperature
exceeds 50 °C (122 °F).
Right
button
After the first press of Menu/Enter button:
- Moves the selection in the menu (see item D2
)
to the next icon
on the right.
Once a menu item has been selected:
- Increases an adjustable parameter value - for example, the
temperature set value in D1. Holding this button depressed for
a few seconds changes the selected value in quick run mode.
Escape button
Returns to the previous level of the menu or standard display.
Upon exiting from the current menu item the user may be
prompted to save any previously made settings.