Thermo Scientific IMP 180, Manual

Page: 68 / 118

Handling and Control
Fan
7-14 Heratherm IMP Thermo Scientific
Fan
The fan is set to 100% (5 chevrons illuminated) and not adjustable. The current setting of the
fan is indicated by the illuminated
Fan icon in the menu bar and the five-level bar graph (see
item D6 in figure 7-1 on page 7-1 ) for the fan speed setting located directly above the icon.
Settings
The Settings menu item opens a submenu populated with various commands for viewing
general status information on the Heratherm unit and setting for the operation of the
refrigerated incubator or its display window:
• Read access to error log
• Calibrating the refrigerated incubator
• Setting date and time
• Toggling the temperature display unit between °C and °F
• Entering a configuration control code
• Setting over temperature cut-out according to DIN 12880 class 2 (TWB - Temperature
selection limiter).
Instructions for using these features are given in the following. Also supported is an option for
presetting the timer mode of operation, as explained previously in the section
“Timer” on
page 7-6 .
Error Log
Users calling customer service for support may be asked by the Thermo Fisher Scientific agent
to supply information from the error log of the refrigerated incubator.This internal memory
may be accessed by choosing the
Settings -> Error menu item. It enables the user to browse
through the most recent 22 alarm messages that were caused by hardware or control loop
errors. Each error is displayed with the date and time of its occurrence, a brief clear text
description and an internal error code.
Error codes and instructions for clearing alarm conditions appear in the section “Error Codes”
on page 12-1 .