Instrument Operation

Teledyne API Ultrafine Particle Monitor - Model 651

Press MORE on the first Status screen to see the ADDITIONAL

STATUS settings. The photos below show the STATUS and

ADDITIONAL STATUS screens.

The Status screens display the following information:

Status

Description

Concentration

Represented in particles/cm3

Pulse Height

The signal height in mV. The pulse height varies

 

with particle concentration and is useful for

 

indicating problems with the wick.

Optics Temp

Temperature of the Optics in degrees Celsius. A

 

normal Optics temperature is 60°C.

Growth Tube Temp

Temperature of the Growth Tube in degrees

 

Celsius. A normal Growth Tube temperature is

 

60°C.

Conditioner Temp

Temperature of the Conditioner in degrees Celsius.

 

A normal Conditioner temperature is 20°C.

Vacuum

The vacuum pressure in mbars (must be less than

 

half of the inlet pressure).

Inlet Pressure

The atmospheric pressure in mbars. This

 

parameter is preset and can be used to indicate a

 

blockage.

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07506C DCN6727

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Image 48
Teledyne 651 operation manual Status Description