Ametek Land 4750-PM, User Manual

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5 - 15 User Guide
Particulate Measurement System 4750-PM
Fig. 5-4 Manual Audit Unit placed in the sensor
4) The MAU comes with two blanking tubes (1 off short and 1 off long). Fit
the appropriate tube to the MAU by inserting it into the opening on the
rear of the MAU back¬plate (see Fig. 5-5 below).
a) If an optical shield is fitted, use the SHORT tube.
b) If the sensor does NOT have an optical shield, fit the LONG tube.
Fig. 5-5 Attaching the MAU block and blanking tube