4.13 Temperature Adjustments Decontamination Mode - Thermo Scientific BB 150 User Manual

4.13 TEMPERATURE ADJUSTMENTS DECONTAMINATION MODE

Comparative measurement:
Perform the comparative measurement during the decontamination phase of the
decontamination routine. Allow the unit to reach equilibrium before taking the reading:
- For cold units: No sooner than 3 hours after reaching equilibrium at 90°C.
- For units at operating temp.: No sooner than 45 min. after probe placement.
Comparative measurement procedure:(Calibrated thermometer: 90.0°C ± 1°C)
Place the probe in the center of the sample chamber, 15 mm above the insert
tray.Open the doors as briefly as possible for this step.
Allow the unit to reach equilibrium.
Read the probe value and compare it with the displayed value.
Deviation: < ± 1°C No adjustment necessary.
≥± 2°C Perform the adjustment:
Press and hold down the -cal- and –90°C- keys for 5 seconds.
Enter the target temperature.
Initiate the adjustment procedure by pressing the -cal- key.
The unit displays the correct actual value.
Name
Prepared
Index Name
50078923_04_CN
File
Date
JF 05.07.13
Date
Designation
Service Manual BB 150
Document No.
50 079 823
Page
36/ 36