MBV MAS-100 Regulus - Page 71

Page 71 of 188
User Manual MAS-100 Regulus en.docx, Version: 4.0
12) Set the adjustment parameters:
– Perforated lid type: 300 × 0.6 or 400 × 0.7
– Calibration reminder: ON / OFF
– Calibration validity: 1 – 12 months
– Activate calibration validity immediately: ON / OFF
– Block measurements if calibration is expired
(3)
: ON / OFF
13) Start the blower by pressing the On button.
The air sampler will beep once the rotation speed is reached.
Press Off to stop the blower at any time.
14) Two options for changing the rotation speed are available:
- Entering the desired value and pressing the Set button, or
- Toggling with the ◄ / ► buttons.
15) Adjust the rotation speed until the flow is stable and in the desired range.
16) Anemometer reading:
– Allow the anemometer 40 seconds to settle prior taking readings.
– Take 3 consecutive readings from the anemometer.
– Note these 3 flow values: F
1
, F
2
, F
3
– Calculate the mean flow value: F
m
= (F
1
+ F
2
+ F
3
)/3
17) Iteration:
- Modify rotation speed
- Take anemometer reading
- Is the F
m
value firmly inside the range of 100 L/min ±0.5 L/min (99.5 - 100.5)?
o If No: Redo iteration.
o
If Yes: Press the Accept settings button and continue.
Note
The Accept settings button is only active if the blower is running.
The blower stops after saving the data
(3)
If activated, this feature will make it impossible to run a sampling if the calibration of the air sampler has expired.