MSA ALTAIR 4 Manual De Instrucciones página 458

DESCRIPTION
TWA calculation examples:
1-hour exposure of 50 ppm:
(1 hour x 50 ppm) + (7 hours x 0 ppm)
4-hour exposure of 50 ppm and 4-hour exposure of 100 ppm:
(4 hours x 50 ppm) + (4 hours x 100 ppm)
12-hour exposure of 100 ppm:
2.3.6 Time Display
Current time appears on the display in a 12-hour format by default.
A 24-hour format can be selected using MSA Link.
2.3.7 Date Display
Current date appears on the display in the format: MMM-DD-YYYY.
2.3.8 Last cal page
Displays the instrument's last successful calibration date in the format:
MMM-DD-YYYY
2.3.9 Cal due page
Displays the days until the instrument's next calibration is due (user
selectable).
2.3.10 Motion Alert Activation (optional)
To activate or deactivate the Motion Alert feature, press the [
while the Motion Alert Activation page is displayed. When the Motion Alert
feature is active, the
will enter pre-alarm when no motion is detected for 20 seconds. This
condition can be cleared by moving the instrument.
After 30 seconds of inactivity, the full Motion Alert alarm is triggered. This
alarm can only be cleared by pressing the [
18
8 hours
8 hours
(12 hours x 100 ppm)
8 hours
symbol will flash every 3 seconds. The instrument
ALTAIR 4 - Operating Manual 10088160/00 Y-HLR
= 6.25 ppm
= 75 ppm
= 150 ppm
] button
] button.
MSA
GB