Product Overview

Teledyne API Ultrafine Particle Monitor - Model 651

Figure 1-1

Ultrafine Particle Monitor - Model 651

S p e c i f i c a t i o n s

Table 1-1 contains the operating specifications for the Model 651 instrument. These specifications are subject to change without notice.

Table 1-1 Model 651 Specifications

PARAMETER

 

SPECIFICATION

Particle Size Range

 

Min detectable particle (D50)

 

7 nm (verified with DMA-classified sucrose)

Max detectable particle

 

3 μm

Particle Concentration Range

 

Single Particle Counting

 

0 to 106 particles/cm3, with continuous live-time

 

 

coincidence correction

Particle Concentration Accuracy

 

Measurement Accuracy

 

±10% at 106 particles/cm3

Response Time (T95)

 

High flow mode(3 L/min)

 

<3 sec to 95% in response to concentration step

 

 

change

Low flow mode (0.6 L/min)

 

<5 sec to 95% in response to concentration step

 

 

change

Flow

 

High-flow inlet

 

3 ±0.3 L/min

Low-flow inlet

 

0.6 ± 0.06 L/min

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07506C DCN6727

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Teledyne 651 operation manual Specification s, Parameter Specification