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DMS Specifications

Particle size range 5–1000 nm / 5–2500 nm
Number of electrometers 22 fitted with 2 gain ranges
Size Classification Electrical mobility
Dilution Range 1:1–1:2000
Sample Flow rate 8 l/m (2.5 l/m for 2500 nm option)
Instrument Dimensions 980h by 380w by 520d mm + pump
Electrical Supply 100–115 / 220–240 V, 1500 W
Analogue outputs 4 configurable; 0–10 V 47 Ω
Analogue inputs 4; -10 V to +10 V
Instrument zeroing Automatic; internal HEPA filter
Output spectrum elements 16/decade
Output data rate 10/sec–1/min
Best Time Response T10–90 200 ms

RMS noise and sensitivity:

  dN / d log Dp at a given Dp N/cc for typical aerosols
  10 nm 30 nm 100 nm 300 nm Nuc. mode
10 nm
σg=1.3
Acc. mode
60 nm
σg=1.9
10 samples/s 1.4 × 104 4.5 × 103 2.4 × 103 7.7 × 102 2.3 × 104 1.3 × 104
1 sample/s 3.7 × 103 1.4 × 103 7.0 × 102 2.4 × 102 5.6 × 103 3.8 × 103
0.1 samples/s 1.2 × 103 4.8 × 102 2.1 × 102 7.5 × 101 1.7 × 103 1.3 × 103

Sensitivity is calculated during auto-zeroing operation and displayed on the screen

Mass calculation sensitivity is 0.1% of reading + 2 μg / m3

For more detailed information on noise and sensitivity, please download this.

For information about the calibration of the DMS500, please read this.

Contact Cambustion for more information and prices.