FNG Refresher - Flame Detection

Which is a valid Rosemount 975 part number?

• 975MR-1A-6A-1-A2

• 975UF-3A-1-6S-A1

• 975UR-2R-6S-2-A2

• 975HR-1R-8A-3-A1

Check the pairs that are correct

• 40/40-001 - Tilt Mount

• 00975-9000-0003 - Stainless Steel Weather Cover

• 380151 - FS Charger

• 00975-9000-005 - Air Shield

Every how many minutes does a flame detector conduct automatic BIT in normal status? in BIT fault status?

• 1 minute, 30 seconds

• 5 minutes, 1 minute

• 10 minutes, 1 minute

• 15 minutes, 1 minute

______ has the longest detection range and ______ has the fastest detection speed. (Input Spectrex model separate by ",", example: 40/40R, 40/40U)

Which flame detector/s are capable of detecting invisible hydrogen flame?

• 975HR

• 975MR

• 975UF

• 975UR

What is the model of the light polycarbonate commercial flame detector?

• 20/20MPI

• 20/20MI

• 20/20ML

• 20/20MPL

What model has the ability to be used as an End of the Line Relay?

• 40/40I-212SF

• 40/40I-122SF

• 40/40I-412SF

• 40/40I-321SF

Which flame detector technology is suitable for thick black smoke flames?

• Triple IR

• Ultraviolet

• Ultraviolet Infrared

• Infrared with Camera

What are examples of UV energy absorbers?

• Oil & Greese

• Ice or Snow

• Boilers or Heaters

• Flare Stacks

• Standard Window Glass

TRUE or FALSE? A technician puts scaffolds in front of a flame detector blocking its path to a tank. The detector goes into fault.

• TRUE

• FALSE