Natural gas Add2 Altair Flashcards
T/F
The Altair does not replace the existing tiff detectors, but must be used in conjunction with the tiff as each instrument possesses its own unique capabilities. 1.1.
True
The Altair is equipped with two sensors one for—- gas and the other one for ——-. 1.2.
Gas
Oxygen
PS the meter is capable of detecting other combustible gases that displayed readings will not be accurate.
The Altair meter is calibrated for?
The major component of natural gas
1.2
Methane
T/F The Altair is capable of detecting other combustible gases that displayed readings will not be accurate. 1.2
True
For this reason, the meter should not be used to detect other gases other than natural gas.
The Altair Meter must be turned on in an area —— of ———?
2.1
Free of contamination
The Altair meter will run a self check test which takes approximately — seconds.
2.2.
40 seconds
The OT during self check test which last 40 seconds will activate three alarms, what are they? 2.2
Audible
Visual
Vibrating
During the Altair self check test one screen will display FAS prompt in the user to do? 2.2.
Fresh air set up
PS press the power button again to perform this set up in an area free of contamination.
For the Altaire, if you do not do the FAS it will not ——- the LEL sensor to ambient air? 2.2.
Zero out the LEL.
PS not performing
Fresh Air Setup (FAS) MAY affect the accuracy of the meter readings.
The old tear, the FAS can be bypassed by you depressing the — button or waiting— seconds. 2.2.
Pressing the reset
( right arrow or ^) button
10 seconds
How do you know when the altair meter is working? 2.3.
Vibrating pulse and flashing green LED light every 30 seconds
The Altair meter. In fresh air, the normal sensor readings on the LCD should read.:
LEL?
O2?
2.4
LEL 0.0%
O2. 20.8%
The Altair Meter will alarm at the following LCD readings:
LEL?
O2 enriched?
O2 deficient?
2.5
LEL 10%
O2 enriched 23.5%
O2 deficient 19.5%
T/F
The Altair meter after activation you must use an additional meter to verify readings. 2.5.
False
CONSIDER using an additional meter.
Altair Meter malfunction. Who do you call for a replacement? 3.1
Haz Mat Operations
Haz Mat Ops shall arrange for pick up of out of service meter and issue replacement.
Meters shall not be sent through the bag.
Altair meters what identify markers shall you place on them? 3.1.
Units shall not place identification markers on the meter
The combustible gas sensor on the Altair, normal air reading should display—- LEL on the meter LCD. 4.1.
0.0%
The Altair meter. The combustible gas sensor, when the atmosphere is above.— % LEL the LCD symbol—- will be displayed under the
Comb/EX icon. 4.1.
100%
XXX
Extremely dangerous potentially explosive.
The Altair meter.
When LEL readings exceed ——%, in addition to the LCD symbol XXX the meter will enter into a —— —— —-. 4.2.
Exceed 100%
Lock Alarm State
The lock alarm State causes the meter to shut down the LEL sensor and no longer read natural gas levels. To reset the meter must be removed to a fresh air and turned off, then turned back on.
The Altaire has two sensors, what are they?
4 and 5
Combustible gas sensor (left side)
Oxygen sensor (right side)
The Altair,oxygen sensor normal reading on the meter is what percent? 5.2
20.8%
The Altair
The oxygen sensor, the low oxygen level alarm is set at what percent? 5.2.
19.5% low oxygen level alarm
PS when this happens, Don your SCBA facepiece and notify IC.
Notify Dispatch of conditions and have the utility company respond and request an ETA.
The Altaire.
The high oxygen sensor will alarm at what percentage?
5.2
23.5%
The Altair.
A series of three Large +++ along the screen under the —— icon indicate ?
5.3
O2 icon
Above 30% oxygen.
Extremely dangerous condition since the actual readings are not known.
The Altair
When you see three large XXX this will be displayed under the? 4.1.
COMB/EX
It indicates ABOVE 100% LEL
XXX-Comb/EX
Above 100%
4.1
+++- O2
above 30%.
5.3
Altair meter has three buttons on it. What are they from left to right?
Page
Power
Reset
Alta Meter, the LCD screen has two pieces of major information which ones on the left and which ones on the right?
Left is COMB/EX. XXX
Right is O2. +++
