4.12 Performing Adjustments; Adjustments - Incubation Mode - Thermo Scientific BB 150 User Manual

4.12 PERFORMING ADJUSTMENTS

In general, a comparative measurement should be made. Refer to the chapter,
"Comparative Measurements and Adjustments" in the operating instructions.
An adjustment routine can be initiated for each adjustable regulation circuit by using
the -cal- key.
4.12.1 TEMPERATURE ADJUSTMENT INCUBATION MODE
Comparative
measurement:
Perform the comparative measurement at the user's normal operating temperature,
e.g., 37.0°C. Make sure the unit has adequate time to reach equilibrium before taking a
reading:
- For cold units:
- For units at
operating temp.:
Comparative measurement
procedure:
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 or the -auto-start- routine to finish.
Read the probe value and compare it with the displayed value.
Deviation:
Name
Prepared
Index Name
50078923_04_CN
File
Incubation temperature
No sooner than 5 hours after the temperature has reached
equilibrium or the end of a complete -auto-start- procedure.
No sooner than 45 min. after probe placement.
< ± 0.2°C
> ± 0.2°C
Date
JF 05.07.13
Date
(Calibrated thermometer: 37.0 °C ± 0.1°C)
No adjustment necessary.
Refer to Section 9.1 of the operating instructions
(p. 42 onwards).
Service Manual BB 150
Designation
Document No.
50 079 823
Page
34/ 34