Sample Heating Measurements - Siemens MOBILETT XP Troubleshooting Manual

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Sample heating measurements

Measuring the standby heating
•
Switch off the system
•
Remove the top cover and, in the case of MOBILETT XP Digital, place it on its side on a
table or similar surface (do not disconnect any cable connections).
•
Oscilloscope channel 1 at D916 TP "I" (7) and D916.GND (1) - resonant filament cur-
rent.
Oscilloscope setting: channel 1 = 2 V/div, trigger channel 1, trigger stage 1.5 V, 100
µs/div
•
Switch the system on
Fig. 25: Stand_by_operation_ih_ir
NOTE
MOBILETT XP
Below is the oscillogram of the resonant filament current during standby
The oscillogram below shows a single oscillation (shorter time
base) of the resonant filament current during standby.
SPR8-230.840.01.05.02
11.05
Basic functions
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