Model MAS-100 NT -Microbial Air Sampler

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The MAS-100 NT is the world`s best-selling air sampler and the premium version of the portable MAS-100 instruments. It is used for microbial monitoring of air. Equipped with a high-precision mass flow sensor it stands for highest safety and is therefore mainly used in sensitive areas and cleanrooms.

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cleanroom software

Developed according to GAMP 5, fully validated according to ISO 14698 and EN 17141
Can be used in ISO 14644-1 cleanroom class 5/GMP Grade A without air outlet filter
Disinfectable with vaporized and gaseous hydrogen peroxide and many industry-standard disinfectants
Perforated lids are autoclavable and interchangeable between instruments
Compatible with different nutrient plates, e.g. ready-to-use 90mm standard-, 55mm contact- or Growth DirectTM plates
Additional safety through the integration of a HEPA air outlet filter that can also be retrofitted and replaced independently
Integrated mass flow sensor with temperature and pressure compensation for environment-independent air sampling
Precision seal between the perforated lid and sampling head without sealing ring facilitates cleaning and disinfection
Rotatable sampling head for air sampling with horizontal air flow

Air flow rate 100 standard liters per minute (SLPM)
Accuracy of air flow ±2.5%
Physical cut off diameter d50 = 1.1um with standard perforated lid 300x0.6mm
Rechargeable battery, autonomy approx. 5.5 hours (approx. 33`000L)
Automatic calibration function with MAS-100 Regulus digital anemometer
Can be used with 300x0.6mm and 400x0.7mm perforated lids for various culture plate formats
Height 27cm, Ø 11cm (17cm with handle), weight approx. 2.3kg
Integrated sequential sampling mode (SQS) to divide a sample into partial volumes for statistical collection over a longer period of time.

Dialogue-controlled menu operation
Five pre-programmed sampling volumes, adjustable from 1 to 2000 liters
Adjustable `out of specification` air flow limit selectable between 2.5% and 25%.
Adjustable start delay between 1-120 minutes
Calibration certificate configurable with own user data (company logo, department, address)
Computer-based software for configuration, qualification and calibration
Locking of operation via computer software possible (protected mode)
Programmable sampling sequences
Time with date display
Calibration reminder with the option to lock the instrument when the calibration interval has expired