TB 150 - Drager X-am 5000 Combustible Gas Indicator

Question 1

The Dräger __-am _____ combustible gas meter (CGI)

Answer 1

X
5000

Question 2

The Dräger X-am 5000 combustible gas meter (CGI) is a __-sensor gas monitor and alarm device designed for personnel monitoring and confined space applications

Answer 2

5

Question 3

The Dräger X-am 5000 gasses detected:
• ______________
• ______________
• ______________
• ______________
• ______________

Answer 3

• Carbon monoxide (CO)
• Oxygen (O2)
• Hydrogen sulfide (H2S)
• Hydrogen cyanide (HCN)
• Explosive vapors

Question 4

The drager X-am 5000 is a ________ monitor meaning it does not have a mechanical pump to draw in air samples

Answer 4

Passive

Question 5

The X-am 5000 is ______________ safe, resistant to electromagnetic interference, water, dust, impact and vibrations

Answer 5

Intrinsically

Question 6

The Dräger X-am 5000:
Before and after every use, the meter needs to be exposed to _____ _____

Answer 6

Fresh air

Question 7

Fresh air calibrations are performed in the field by emergency responders, and gas-specific calibrations are performed by HazMat Squad personnel every __ months and anytime the meter’s start-up self test indicates a sensor problem

Answer 7

6

Question 8

Oxygen, carbon monoxide, hydrogen sulfide and hydrogen cyanide are detected using _________________ sensors

Answer 8

Electrochemical

Question 9

The Dräger X-am 5000 displays in _____ _____ _____ (ppm)

Answer 9

Parts per million

Question 10

The Dräger X-am 5000:
At start-up - THE METER MUST NOT BE USED IF THE __ SYMBOL IS DISPLAYED IN THE UPPER RIGHT CORNER OF THE SCREEN

Answer 10

X

Question 11

Catalytic Combustible Sensor - The gas concentration determined by the bridge voltage of the sensor is given in __ ____ (______ ________ _______)

Answer 11

% LEL (Lower Explosive Limit)

Question 12

The Dräger X-am 5000:
The combustible gas sensor may display incorrect readings in oxygen-poor atmospheres with less than ___% oxygen

Answer 12

10

Question 13

The Dräger X-am 5000:
The manufacturer does not guarantee this device to be intrinsically safe in oxygen-enriched atmospheres with greater than _____% oxygen, IMMEDIATELY LEAVE

Answer 13

23.5

Question 14

DO NOT STORE NEAR OR USE _________ SPRAY ON THIS METER CGI’s are not intended for use in chemical atmospheres with wide flammability ranges such as Hydrogen or Acetylene

Answer 14

SILICONE

Question 15

Hydrogen has a flammability range of __%-___%

Answer 15

4%-75%

Question 16

Acetylene has a flammability range of ____%-____%

Answer 16

2.5%-100%

Question 17

The flammability range of methane is between __% (representing the lower [LEL]) & ___% (representing the upper [UEL])

Answer 17

5
15

Question 18

Flammability Range, Lower Explosive Limit and Upper Explosive Limit – Methane - 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

Answer 18

10%
20%

Question 19

Switching on the device - Press and hold the OK key for approximately __ seconds

Answer 19

3

Question 20

Switching off the device - Press and hold the ___ and __ keys at the same time until the countdown

Answer 20

OK
+

Question 21

The Dräger X-am 5000:
During operation - If atmospheric conditions cause the meter to ______ while using the instrument as a personal or area monitor, leave the area immediately

Answer 21

Alarm

Question 22

Clearing peak values - 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.

Answer 22

3
5

Question 23

Fresh air calibration - depress the + button __ times, Select the fresh air calibration symbol from the quick menu by pressing the __ key then the ___ key. Press the OK key to exit the calibration function or wait approximately __ seconds

Answer 23

3
+
OK
5

Question 24

Acknowledging Alarms - Press the ___ key to acknowledge the pre-alarm; only the audible and vibration alarms are switched off, the visual alarm will continue to flash

Answer 24

OK

Question 25

The Dräger X-am 5000:
Battery Alarms - The ____ full battery symbol will flash on the right side of the display, The battery will still last approximately ___ minutes

Answer 25

1/3
20

Question 26

The battery main alarm (A2) is indicated by a double intermittent activation of the audible, visual and vibration alarms; The device will automatically switch off after ___ seconds

Answer 26

10

Question 27

5 Gas Meter:
Battery Replacement -Field-testing has shown batteries last no more than __ or __ weeks

Answer 27

2 or 3

Question 28

The Dräger X-am 5000:
Battery Replacement - This device requires __ – AA alkaline batteries

Answer 28

2

Question 29

The Dräger X-am 5000:
Battery Replacement - When the batteries are replaced, it will take up to ___ minutes for the device to warm- up

Answer 29

30

Question 30

The Dräger X-am 5000:
Weekly Maintenance - Turn on device and check battery icon, replace batteries if less than ___ full

Answer 30

¾

Question 31

Maintenance performed by HazMat Squad personnel:
• Recommended calibration interval for all chemical sensors is ____ days.

Answer 31

180