Home > Preview
The flashcards below were created by user
on FreezingBlue Flashcards.
The Dräger X-am 5000 combustible gas meter (CGI) is a __-sensor gas monitor
It is equipped with _ gas-specific sensors: and detects :
and a fifth catalytic sensor for explosive vapors.
- -carbon monoxide
- - hydrogen sulfide
- - hydrogen cyanide
The X-am 5000 is a monitor meaning it does not have a mechanical pump to draw in air
gas-specific calibrations are performed by
______ _____personnel every ___ ________ and anytime the meter’s start-up self test indicates a sensor problem.
HazMat squad personnel, six months
The X-am 5000 displays in ____.
Ppm. Parts per million
The combustible gas sensor is calibrated to _____ but it will detect all explosive __________ atmospheres such as ______, ______, ______ etc.
- pentane, butane, propane ect.
The combustible gas sensor may display incorrect readings in oxygen-poor atmospheres with less than __% oxygen.
IMMEDIATELY LEAVE ANY AREA WITH OXYGEN READING GREATER THAN ___%,
THERE IS DANGER OF EXPLOSION!
DO NOT STORE NEAR OR USE ______ _____ ON THIS METER
The X-am 5000 is set to alarm at __% of the LEL for the A1 alarm and alarm at __%
of the LEL for the A2 alarm.
Press and hold the OK key for approximately _ seconds
You can press the __ key to cancel the display of the activation sequence
Switching off the device........
Press and hold the OK and + keys at the same time
If the warning symbol (!) does not disappear automatically durinG operation, contact the closest ______ to evaluate/calibrate the meter
Report all meter readings to the incident commander through the ______ _______ _____.
MazMat group supervisor
Calling the information mode
While in measuring mode, press the OK key for approximately _ seconds.
The device will automatically return to measuring mode if no key if pressed within __
____ ____ must be cleared prior to using this device at an incident.
While in the measuring mode, depress the + button _ times.
Select the icon from the quick menu by pressing the + key then the OK key. The peak values will be displayed and can be cleared by depressing and holding the OK key for approximately _ seconds.
All sensors are included in the fresh air calibration, with the O2 sensor set at __% and all other sensors set to 0.
Sensors which have not warmed up or which are faulty will prevent the fresh air calibration and the unit will display the message ___ with the symbol (_) signifying a warning message.
The battery alarm will first activate once battery life is __
The battery will still last approximately __ minutes.
1/3rd battery life, 20 minutes
once main alarm or (A2) alarm The device will automatically switch off after __ seconds.
When the batteries are replaced, it will take up to __ minutes for the device to warm-up.
Recommended calibration interval for all chemical sensors is ___ days.
oxygen levels for alarm 1 and 2
Alarm 1- 19.5%
alarm 2- 23.5%
Carbon monoxide alarm setting 1&2
Alarm 1- 25ppm
alarm 2- 50ppm
idlh- 1200 ppm
Hydrogen sulfide alarm settings. 1&2
Alarm 1- 10 ppm
alarm 2- 15 ppm
idlh- 100 ppm
Hydrogen cyanide alarm settings. 1&2
Alarm 1- 4.70 ppm
alarm 2- 10 ppm
Methane alarm settings. 1&2
Alarm 1- 10%
The level a worker can be exposed to a chemical substance for an 8 hr./day, 40-hr/week-work schedule. Without adverse health effects Is
TWA (Time weighted average)
An acute or spot exposure for a duration of 15
minutes, whereas workers would not suffer irritation, irreversible tissue damage, or impairment
STEL (Short Term Exposure Limit)
The exposure is likely to cause death or immediate or delayed permanent adverse health effects or prevent escape from such an environment.