Model 633 Aethalometer® Black Carbon Monitor User Manual

Teledyne Advanced Pollution Instrumentation

5.8 Calibrating the tape sensor

Tape sensor calibration is performed at the factory and should only be conducted when removing the Measurement chamber from/to the Aethalometer. This procedure requires special calibration cylinders: the small cylinder has diameter of 39 mm; the large cylinder has a diameter of 102 mm.

(NOTE: It is essential to secure the calibration cylinders with the tape retention disks during calibration).

Tape sensor calibration procedure:

1.In the Operation / General menu press Stop to stop measurements, then carefully remove the sampling tape. (Refer to Section 3.4 Filter tape installation).

At this point, remove the tape as instructed in the Change Tape Procedure, then continue as follows:

2.In the Operation / Advanced menu press “TapeSenAdj”

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Teledyne 633 user manual Calibrating the tape sensor