www.skcltd.com
770-300M Issue E
Page 3
Specifications
3) Features
Real-Time
Display
• Particulate exposure levels.
• TWA, STEL, Minimum and Maximum levels.
• Inhalable particulate mass in active mode with I.O.M. inlet fitted to
sensor head.
• Thoracic* particulate mass in active mode with I.O.M. inlet and
(optional) Thoracic size selective inlet.
• Respirable particulate mass in passive mode and in active mode
with I.O.M. inlet and size selective foam plug fitted to sensor head.
• Stored data by location code.
Functional
Features
• Calibration to NIOSH methods for lung damaging particles.
• In-line concurrent filter samples for gravimetric analysis (when
used in active mode with a suitable air sample pump).
• High sensitivity of 0.01 to 200 mg/m³.
• Passive and Active operating modes. Active mode requires an
optional air sampling pump set to 2 l/min flow rate.
• Belt clip on monitor or removable shoulder strap on carry pouch for
mounting on worker and lapel clip on sensor head for attachment
within the worker’s breathing zone for personal sampling.
• Simple cleaning of sensor hardware.
Operational
Features
• On screen programming of sampling and data storage parameters.
• Real-time clock.
• User selectable audible alarm.
• In-field zero and span check of instrument calibration.
Data
Management
Choice of 1 second, 1 minute, or 10 minute averaging / storage intervals.
Up to 21 weeks of sample/record time.
Memory storage of up to 21,500 data points that can be distributed into
a maximum of 999 location files.
DustComm Pro software supplied with RS-232 cable for downloading
data to a PC. Note that some PC’s may require a USB to RS-232 adapter
(not SKC supply) to enable this feature.
Data translation to ASCII text files, importable into Microsoft Excel and
other spreadsheet applications.
*
Note that Thoracic particulate measurement is outside the scope of this instruction manual.