edc Haz-Dust SM-4000, Руководство пользователя

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Ease of use
The user controls all functionality and programming using menus displayed on a
high contrast LCD.
•
The compact unit clips to the workers belt or pocket allowing for flexibility during
on-site monitoring.
•
A detached sensor head easily attaches to the worker for true breathing zone
measurements.
•
A user adjustable alarm can be preset to alert the worker of approaching threshold
limits.
General
Information
•
The LCD displays real-time concentration in micrograms per cubic meter
(ug/m
3
) in accordance with OSHA Reference Methods.
•
Statistical information of TWA, STEL, Max and Min levels can be viewed
instantly.
•
The Haz-Dust SM-4000 is calibrated using ISO 12103-1 A2 test dust
containing 70% silica against NIOSH method 0600 for Respirable dust with
a + 10% accuracy.
Figure 1-4. Diagram showing breathing zones of Inhalable, Thoracic, and Respirable dust particles.
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