MSA Altair 4 x 4 Gas Monitor Objectives

MSA Altair 4 x 4 Gas Monitor

Objectives • • • Start up procedures Zeroing in fresh air Resetting alarms Down button functions Monitor familiarization

Key differences • New brand – MSA • No pump – passive readings • Simple to use • LEL labeled as – COMB/EX • Different fresh air calibration • Alarms will not silence automatically if set off

Start up procedure – Turn on using center button – Start up and self check takes about 20 sec – As always, start in fresh air environment – To turn off hold button down for 5 seconds • Please use the manual to familiarize yourself with the numbered items in the picture

MSA Altair 4 x Operational Videos • Please copy and paste the following links into your web browser, then view the appropriate videos. – One of the videos demonstrates Bump Testing and Span Gas Calibration, these will only be performed by qualified personnel. – https: //www. youtube. com/watch? v=Jd. G 9_msf 8 JE – https: //www. youtube. com/watch? v=8 CUECSIfbp 8

Zeroing in fresh air • After startup, monitor will show FAS? – Push the power button when you see this, it will start a fresh air calibration • This is to account for occasional contamination of sensors while being stored

Resetting alarms • If activated, alarms require manual procedure to silence • Alarms will not silence when levels return to normal • Push up arrow to silence and reset

Down button functions • Down button scrolls through additional screens/options – Bump Test Screen • Do not attempt to perform a Bump Test • Hit the down arrow when you scroll to this screen • The unit will be calibrated quarterly by qualified personnel

Down button functions Continued • Notice mountain symbol, denotes peak and lowest levels for event. – Peaks – Lows

Down button functions Cont. • Gives STEL readings – See the manual for more detailed definition of STEL • Gives TWA readings – See the manual for more detailed definition of TWA

Familiarization • Currently all SCFD #7 fire apparatus have an MSA Altair 4 x • B 71 and B 31 have an MSA Altair 4 x as well • Please take the time to familiarized your self with the MSA Altair 4 x • Air Monitoring techniques – Oxygen and LEL are percentage in air – CO and H 2 S are ppm – Monitor the space high, medium and low – Review procedures 3 -29 and 3 -31 for more air monitoring recommendations – Never attempt to monitor a known hazardous environment in training (ie, gasoline vapors, vehicle exhaust, etc. )