Using M40 Multi-gas Monitor

12 Questions | Total Attempts: 113

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Using M40 Multi-gas Monitor

Quiz based on the use of the M40 portable gas monitor capable of continuous and simultaneous monitoring of four standard gases


Questions and Answers
  • 1. 
    How long does it take to recharge the batteries of the M40 gas monitor?
    • A. 

      40 minutes

    • B. 

      4 hours

    • C. 

      5 hours

    • D. 

      Batteries cannot be recharged

  • 2. 
    What is the purpose of the "start up" counter?
    • A. 

      There is no counter

    • B. 

      Allows entry into the configuration mode

    • C. 

      Notifies operator instrument is ready for calibration

    • D. 

      Shows instrument is warming up

  • 3. 
    What type of battery is used in the M40?
    • A. 

      Alkaline

    • B. 

      Lead Acid

    • C. 

      Lithium

    • D. 

      Ni-Cad

  • 4. 
    There are five (5) operating modes: Gas Readings, Zero/Calibration, Peaks, TWA and STEL
    • A. 

      True

    • B. 

      False

  • 5. 
    How do you clear the "Peaks" readings?
    • A. 

      Press and hold the up arrow and down arrow buttons

    • B. 

      Press the enter button when in "Peak" mode

    • C. 

      There is no "Peak" mode in the M40

    • D. 

      Press and hold the mode button until screen goes blank

  • 6. 
    What is displayed during the "gas reading" mode?
    • A. 

      Current gas readings and battery status

    • B. 

      The number of sensors installed

    • C. 

      Calibration of the sensors

    • D. 

      There is no "gas reading" mode

  • 7. 
    What type of alarms does the M40 have?
    • A. 

      Missing sensor alarm

    • B. 

      There are 5 different alarms in the M40

    • C. 

      High and Low gas alarms

    • D. 

      Low Battery alarm

  • 8. 
    How long does the M40 run on fresh batteries?
    • A. 

      40 hours with or without the SP40

    • B. 

      10 hours with or without the SP40

    • C. 

      18 hours without SP40, 12 hours with SP40

    • D. 

      40 hours with SP40, 20 hours without SP40

  • 9. 
    It is recommended you "zero" the unit before each use.  How do you do this?
    • A. 

      Press "up arrow" key from normal gas reading mode, then press "enter" key to start the zeroing process. Press "mode" key to exit once unit zero'd

    • B. 

      Press "up" and "down" arrow buttons simultaneously

    • C. 

      Apply calibration gas then press "enter" key

    • D. 

      The M40 zero's automatically

  • 10. 
    What gases can the M40 detect?
    • A. 

      Oxygen and combustible gas only

    • B. 

      Oxygen and toxic gas

    • C. 

      CO, H2S, Oxygen and Combustibles

    • D. 

      14 different gases

  • 11. 
    How do you turn the M40 off?
    • A. 

      Hold "up" and "down" arrow keys at the same time

    • B. 

      Press and hold "mode" key until screen display goes black and all operation finishes

    • C. 

      Hold in the "enter" key until unit flashes and beeps three (3) times

    • D. 

      Leave on until battery runs dead

  • 12. 
    Where is the M40 gas detector kept on site?
    • A. 

      Operator Control Room

    • B. 

      Safety Coordinator's Office

    • C. 

      Office Meeting Room

    • D. 

      Office Storage Room

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